From nobody Sat Feb 7 17:55:06 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5FA6D34CFAD; Fri, 16 Jan 2026 06:20:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768544434; cv=none; b=OVAGwOzzkd/CPP08pPjm72IkYsak6TUesbQy5S6Fcc79bkdGB33EQR2dX6EbLo3kIRDQ/3Qzcp0g6VjU7AL1jgWcaJVSuVd2E9aFsteGXjJSfsM6WUc+TLwTZtHjjN5xD0k8XSvdktlwv7B/SDG9pf4y8DgwoSNOjwN4VBj6NQk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768544434; c=relaxed/simple; bh=Jag6tsEHHgyFgjS80lTSgB0FSZN04+3pIBYrGRXayho=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=BZMmScu0lbY3wk9GZmlyKh1Z3xNsci1wkzwgrbpYtuN+Dk4GzVlt8U8c4yAf8Bekoc9fVW6XAIpZjb3whITWVK7tbio9WqNwb8XtEJtpm7d2NJekXLuYsa0YFp7r3b31VCTPY06fGqhdt26hgi5SEtTWxo55r3p6GNJbjsXf9z4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=A9asVBd3; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="A9asVBd3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4AD8EC2BC9E; Fri, 16 Jan 2026 06:20:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768544433; bh=Jag6tsEHHgyFgjS80lTSgB0FSZN04+3pIBYrGRXayho=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=A9asVBd37NWQagAjDyp5HdtaYXuV+O6w4Lrptc0QP1UY0h/SCoh0JhxKPmjaAMRo4 wObQiJlPxdwJ+KbK5izwW0F/npb4HnCxN2iaF1Yo2FokqL1hM0CAPvut3+mbFnDkmJ 6300Foa4NdNrAX28wVIIMKBYc4h+mi+vY980gYPULy49rXaK0Qmyqvz7VoHweMfAUN 2XBw9h3LTWoe0zsoLwCzSJx0S7pwwDlk7o+aSqw/0Ffizv5ppkrSunIhX2XDCJ/bC3 DqDAPO535tQNEeGepnok2QNOQS4AUg6tACvgwDoxd8LhENY9kEiNiJ1x2Bea3AFiAa Fq0wRYaAg4YRQ== From: Sumit Garg To: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, akhilpo@oss.qualcomm.com, vikash.garodia@oss.qualcomm.com, dikshita.agarwal@oss.qualcomm.com, robin.clark@oss.qualcomm.com, lumag@kernel.org, loic.poulain@oss.qualcomm.com, jorge.ramirez@oss.qualcomm.com, linux-kernel@vger.kernel.org, Sumit Garg Subject: [PATCH v2 1/3] dt-bindings: display: msm: qcm2290-mdss: Fix iommus property Date: Fri, 16 Jan 2026 11:50:02 +0530 Message-ID: <20260116062004.237356-2-sumit.garg@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260116062004.237356-1-sumit.garg@kernel.org> References: <20260116062004.237356-1-sumit.garg@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Sumit Garg Fix IOMMU DT propety for display via dropping SMMU stream IDs which relates to secure context bank. Assigning Linux kernel (HLOS) VMID to secure context bank stream IDs is incorrect. The min value is added for iommus property to ensure in future when secure context bank stream IDs are properly supported then the iommus property is extensible. These DT bindings changes should be backwards compatible. Signed-off-by: Sumit Garg --- .../devicetree/bindings/display/msm/qcom,qcm2290-mdss.yaml | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/display/msm/qcom,qcm2290-mds= s.yaml b/Documentation/devicetree/bindings/display/msm/qcom,qcm2290-mdss.ya= ml index f0cdb5422688..5c888f07bc0b 100644 --- a/Documentation/devicetree/bindings/display/msm/qcom,qcm2290-mdss.yaml +++ b/Documentation/devicetree/bindings/display/msm/qcom,qcm2290-mdss.yaml @@ -33,6 +33,7 @@ properties: - const: core =20 iommus: + minItems: 1 maxItems: 2 =20 interconnects: @@ -107,9 +108,7 @@ examples: interconnect-names =3D "mdp0-mem", "cpu-cfg"; =20 - iommus =3D <&apps_smmu 0x420 0x2>, - <&apps_smmu 0x421 0x0>; - ranges; + iommus =3D <&apps_smmu 0x420 0x2>; =20 display-controller@5e01000 { compatible =3D "qcom,qcm2290-dpu"; --=20 2.51.0 From nobody Sat Feb 7 17:55:06 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7CD8A346A0D; Fri, 16 Jan 2026 06:20:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768544440; cv=none; b=Y8zMd3MeOn7QJc8fCcKtYbQ7DINNLNQVDee25udX0S9guhAt9dBUayg5ef+gmvM7uKZGV5uYadP57lDoBuCkSU7gZ+tfGYtkwrP0FYE6xLbPC33kx419kgzEyROujboU1uAl9X7GJQjzxLcSSQ3cvKmmXFVTOU4CvRGjaL0etN0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768544440; c=relaxed/simple; bh=ly84ixe5RxVypu7W+U0r4f7IqMlM2yIbUGr2Q83drGs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=iYgG9pBP5kX4g1kRa9KKcILZlMJUbFH9S1hTL1lqkhSLyDpY8kylhkJWbT8W85nPQFEzojNKTaNVJt/FMnAN/4s9cba+jaL1pBuE6tQIZQ5cO6HfN/LfjOQuTx5reDQAHnSN/eh09FB0/DAXZXjKPW9iXWkhNxsHClsi1ekIbIo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=qPu0531P; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="qPu0531P" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA0DDC2BC86; Fri, 16 Jan 2026 06:20:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768544440; bh=ly84ixe5RxVypu7W+U0r4f7IqMlM2yIbUGr2Q83drGs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qPu0531PwPkv+yGvWpp4mKlFJG6k6YnXDWr66aao2ajJjKPR+G/mb0dkHdWnnQnj6 HqKONcuf54MzXtP7itu+N94TKGXGjJEBp97fOFsAKzQeeymVs3JgC5Zq0MJryExM6A T2fRftVx2v82A517cTM49MVHe1DueAek3EKcZHDDoaOzMk09+41TqmRxQ4CMZw45Fr CDR5DoizX/WJZcmvsYoTzXF8yFxSXAjG+shF2b+aHdIRMlQ0wtbyXXuK4xCaIoZyO+ sed+FsDYDXKVw+QhUfZWh2+0TBV6kTGI3BiE6hIMGULNdcnreaDymuAKWJBdYFY5ou /bSLfWvrdMYAA== From: Sumit Garg To: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, akhilpo@oss.qualcomm.com, vikash.garodia@oss.qualcomm.com, dikshita.agarwal@oss.qualcomm.com, robin.clark@oss.qualcomm.com, lumag@kernel.org, loic.poulain@oss.qualcomm.com, jorge.ramirez@oss.qualcomm.com, linux-kernel@vger.kernel.org, Sumit Garg Subject: [PATCH v2 2/3] media: dt-bindings: venus: Fix iommus property Date: Fri, 16 Jan 2026 11:50:03 +0530 Message-ID: <20260116062004.237356-3-sumit.garg@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260116062004.237356-1-sumit.garg@kernel.org> References: <20260116062004.237356-1-sumit.garg@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Sumit Garg Fix IOMMU DT propety for venus via dropping SMMU stream IDs which relates to secure context bank. Assigning Linux kernel (HLOS) VMID to secure context bank stream IDs is incorrect. The min value is added for iommus property to ensure in future when secure context bank stream IDs are properly supported then the iommus property is extensible. These DT bindings changes should be backwards compatible. Signed-off-by: Sumit Garg --- .../devicetree/bindings/media/qcom,qcm2290-venus.yaml | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/media/qcom,qcm2290-venus.yam= l b/Documentation/devicetree/bindings/media/qcom,qcm2290-venus.yaml index 3f3ee82fc878..ae6bc0d0bea6 100644 --- a/Documentation/devicetree/bindings/media/qcom,qcm2290-venus.yaml +++ b/Documentation/devicetree/bindings/media/qcom,qcm2290-venus.yaml @@ -42,6 +42,7 @@ properties: - const: vcodec0_bus =20 iommus: + minItems: 2 maxItems: 5 =20 interconnects: @@ -102,10 +103,7 @@ examples: memory-region =3D <&pil_video_mem>; =20 iommus =3D <&apps_smmu 0x860 0x0>, - <&apps_smmu 0x880 0x0>, - <&apps_smmu 0x861 0x04>, - <&apps_smmu 0x863 0x0>, - <&apps_smmu 0x804 0xe0>; + <&apps_smmu 0x880 0x0>; =20 interconnects =3D <&mmnrt_virt MASTER_VIDEO_P0 RPM_ALWAYS_TAG &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>, --=20 2.51.0 From nobody Sat Feb 7 17:55:06 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DB04D346A0D; Fri, 16 Jan 2026 06:20:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768544446; cv=none; b=dX4VDHajiVktFLPTyLG1zXyfZsu8dodbpD19ka4biNSUI94aZapeImygof6wtC/IlfyfEbW3OWN8YMhCypkH1GgrEukyOIuAmD0EPia6s/ky0Rv6v9dVxHxM4QgK1VHnMim51nQP3ZdKHm93bn4kaqmhrYTLcWpd6wQedhSW0iQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768544446; c=relaxed/simple; bh=RcOvjpfrnhKE2x6xrrLTEgKABRushRuehUD1Cd0XPKM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=GX1iKeIVoTO2iRaGOtDhG48KJtH8kNqDTOwRuT3Obr7s02zz944oGfcyRQtDRr7zSDLWd1aT/5NFFSFPKfgojWRHAN1b8zmRtE1o52VRjtzrbSxhdpl9WX5Jn7eda2estfOCIfa+CBcSV5nPdJ0Gopvb6Gya9GyQUkj6TEsHOYc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nynApEyk; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="nynApEyk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B6242C19421; Fri, 16 Jan 2026 06:20:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768544446; bh=RcOvjpfrnhKE2x6xrrLTEgKABRushRuehUD1Cd0XPKM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nynApEykhUR0/YIDrDYnuMrGWQRGCU8fCpfGsvL4lvY0kFoYydbyED7KQBtexQlhl DWqmRbmwrOqM2t+z+OuQZe6QKTAEh0hL6Um3pQm1UV+koUJwWeuw1sNc0rli1DZU2U 9n2ma+vrfFFBn07TGM05aK6U4tmZKBWfcpTTFAknwbB9q1QoEHQupGHtGvNkn9J/e4 5jzEaLnTZOidGof2bXrzU2I2Hki8SdPj1XnlzEO5AFb3wcjFEI2QCkT0tCC4+drBrk aanSkouYYccr6V3LF58/AZ5OtVNsguU7nEMtQKru+1gnwtUowqOkJkHR3TOkL7eWfF h1eZz9ZZ8iQ7A== From: Sumit Garg To: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, akhilpo@oss.qualcomm.com, vikash.garodia@oss.qualcomm.com, dikshita.agarwal@oss.qualcomm.com, robin.clark@oss.qualcomm.com, lumag@kernel.org, loic.poulain@oss.qualcomm.com, jorge.ramirez@oss.qualcomm.com, linux-kernel@vger.kernel.org, Sumit Garg , Prakash Gupta , Konrad Dybcio Subject: [PATCH v2 3/3] arm64: dts: qcom: agatti: Fix IOMMU DT properties Date: Fri, 16 Jan 2026 11:50:04 +0530 Message-ID: <20260116062004.237356-4-sumit.garg@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260116062004.237356-1-sumit.garg@kernel.org> References: <20260116062004.237356-1-sumit.garg@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Sumit Garg Fix IOMMU DT propeties for GPU, display and video peripherals via dropping SMMU stream IDs which relates to secure context bank. This problem only surfaced when the Gunyah based firmware stack is ported on Agatti replacing the legacy QHEE based firmware stack. Assigning Linux kernel (HLOS) VMID to secure context bank stream IDs is treated as a fault by Gunyah hypervisor which were previously ignored by QHEE hypervisor. The DT changes should be backwards compatible with legacy QHEE based firmware stack too. Suggested-by: Prakash Gupta Reviewed-by: Konrad Dybcio Reviewed-by: Akhil P Oommen Signed-off-by: Sumit Garg Reviewed-by: Dmitry Baryshkov --- arch/arm64/boot/dts/qcom/agatti.dtsi | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/agatti.dtsi b/arch/arm64/boot/dts/qco= m/agatti.dtsi index 7815ece261ea..7c1a636e51f0 100644 --- a/arch/arm64/boot/dts/qcom/agatti.dtsi +++ b/arch/arm64/boot/dts/qcom/agatti.dtsi @@ -1665,8 +1665,7 @@ gpu: gpu@5900000 { &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>; interconnect-names =3D "gfx-mem"; =20 - iommus =3D <&adreno_smmu 0 1>, - <&adreno_smmu 2 0>; + iommus =3D <&adreno_smmu 0 1>; operating-points-v2 =3D <&gpu_opp_table>; power-domains =3D <&rpmpd QCM2290_VDDCX>; qcom,gmu =3D <&gmu_wrapper>; @@ -1947,8 +1946,7 @@ mdss: display-subsystem@5e00000 { =20 power-domains =3D <&dispcc MDSS_GDSC>; =20 - iommus =3D <&apps_smmu 0x420 0x2>, - <&apps_smmu 0x421 0x0>; + iommus =3D <&apps_smmu 0x420 0x2>; interconnects =3D <&mmrt_virt MASTER_MDP0 RPM_ALWAYS_TAG &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>, <&bimc MASTER_APPSS_PROC RPM_ALWAYS_TAG @@ -2391,10 +2389,7 @@ venus: video-codec@5a00000 { =20 memory-region =3D <&pil_video_mem>; iommus =3D <&apps_smmu 0x860 0x0>, - <&apps_smmu 0x880 0x0>, - <&apps_smmu 0x861 0x04>, - <&apps_smmu 0x863 0x0>, - <&apps_smmu 0x804 0xe0>; + <&apps_smmu 0x880 0x0>; =20 interconnects =3D <&mmnrt_virt MASTER_VIDEO_P0 RPM_ALWAYS_TAG &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>, --=20 2.51.0