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Thu, 11 Sep 2025 19:02:56 +0000 (GMT) Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA05.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 58BJ2tdS023791 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 11 Sep 2025 19:02:55 GMT Received: from [10.110.119.34] (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.24; Thu, 11 Sep 2025 12:02:54 -0700 Message-ID: <6a7bc6b1-7eb6-40a4-82bf-c547b4c07b51@quicinc.com> Date: Thu, 11 Sep 2025 12:02:54 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/4] arm64: dts: qcom: x1e80100: Add IRIS video codec To: Stephan Gerhold , Bjorn Andersson , Konrad Dybcio CC: Rob Herring , Krzysztof Kozlowski , Conor Dooley , , , , "Dikshita Agarwal" , Vikash Garodia , Bryan O'Donoghue , Neil Armstrong References: <20250911-x1e-iris-dt-v1-0-63caf0fd202c@linaro.org> Content-Language: en-US From: Trilok Soni In-Reply-To: <20250911-x1e-iris-dt-v1-0-63caf0fd202c@linaro.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Authority-Analysis: v=2.4 cv=H7Dbw/Yi c=1 sm=1 tr=0 ts=68c31ce0 cx=c_pps a=JYp8KDb2vCoCEuGobkYCKw==:117 a=JYp8KDb2vCoCEuGobkYCKw==:17 a=GEpy-HfZoHoA:10 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=KKAkSRfTAAAA:8 a=wr40s-WhVdFOp0t4KT0A:9 a=QEXdDO2ut3YA:10 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-GUID: xC-FY3M2P3zEvi9nImD0SjHfT6BvorZk X-Proofpoint-ORIG-GUID: xC-FY3M2P3zEvi9nImD0SjHfT6BvorZk X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTA2MDAzOSBTYWx0ZWRfX7XL/cs737wu/ keer3JJPlXFSl71M7OR94zcZRqThjL/0/6+BfNTSr8p2WCuxVNZ/ipqFT3XNJTOR7nFR8m5hGz4 7tmI3RqkApGWRoYK3qW5BI1BFfprl3Zq8sTPmlWlYAWSQiQs4GlLtHtqfC0cxASt3Wmsfp9vIFk eiBfaFjeuF+78ZPg2zb7ZwHMvdlvtcSSOqxuYy/1mQDD0nbhi41t6KvYj2Ve8LZ1eme7M9KGaL0 gZrEVuhQ1frknA+ZX5AamNike9+pfTxKwCVKXVfaa6nBidOzjXO3QOxTbZtGzqeNPV+lKDeqDx5 JJxNmwQwYiDJPMkRmKqKiWcDvUO9LfdqqtGsYIlhnIOPann5DizVJEnGJuXfwM82oZWZMaoObsv Ycfayg0o X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-11_03,2025-09-11_02,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 impostorscore=0 adultscore=0 phishscore=0 clxscore=1011 suspectscore=0 priorityscore=1501 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509060039 On 9/11/2025 11:38 AM, Stephan Gerhold wrote: > Add the necessary definitions to enable the IRIS video codec for > accelerated video decoding on the X1E CRD and Lenovo ThinkPad T14s. The > additions are largely copied as-is from sm8550.dtsi with some minor changes > necessary for X1E. > > The PAS interface used to boot the IRIS firmware is not functional in EL2. Just to confirm my understanding of above statement. The patches below works w/ the Gunyah and Linux running at NS-EL1 and "not functional in EL2" means Video working w/ the KVM Hypervisor on X1E right? > The code to start it without using PAS exists already in the Venus driver, > but was not ported over to IRIS yet. Discussions how to model the > video-firmware IOMMU are still ongoing, so disable IRIS in x1-el2.dtso for > now to avoid regressions when running in EL2. > > Signed-off-by: Stephan Gerhold > --- > Stephan Gerhold (4): > arm64: dts: qcom: x1e80100: Add IRIS video codec > arm64: dts: qcom: x1-el2: Disable IRIS for now > arm64: dts: qcom: x1e80100-crd: Enable IRIS video codec > arm64: dts: qcom: x1e78100-lenovo-thinkpad-t14s: Enable IRIS > > arch/arm64/boot/dts/qcom/x1-el2.dtso | 5 ++ > .../dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi | 5 ++ > arch/arm64/boot/dts/qcom/x1e80100-crd.dts | 4 + > arch/arm64/boot/dts/qcom/x1e80100.dtsi | 87 ++++++++++++++++++++++ > 4 files changed, 101 insertions(+) > --- > base-commit: 8f21d9da46702c4d6951ba60ca8a05f42870fe8f > change-id: 20250909-x1e-iris-dt-eb0494a130ca > > Best regards, -- ---Trilok Soni