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Mon, 05 Oct 2026 02:50:32 -0700 (PDT) X-Received: by 2002:a17:90b:1346:b0:3a0:ace4:d2b4 with SMTP id 98e67ed59e1d1-3a6ceaf84a3mr3933979a91.23.1791193831490; Mon, 05 Oct 2026 02:50:31 -0700 (PDT) Received: from [10.218.30.203] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3a78e4a1bfesm11565317a91.12.2026.10.05.02.50.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 05 Oct 2026 02:50:31 -0700 (PDT) Message-ID: <9f049a54-96cc-485d-85c1-58ee3c1cbd2a@oss.qualcomm.com> Date: Mon, 5 Oct 2026 15:20:24 +0530 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 v2 1/2] dt-bindings: remoteproc: qcom: Relax PAS iommus item limit To: Krzysztof Kozlowski Cc: Bjorn Andersson , Konrad Dybcio , Abel Vesa , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mathieu Poirier , Manivannan Sadhasivam , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-remoteproc@vger.kernel.org References: <20260930-shikra-el2-v2-0-f0822be5aaee@oss.qualcomm.com> <20260930-shikra-el2-v2-1-f0822be5aaee@oss.qualcomm.com> <20261001-ordinary-cheerful-velociraptor-80c793@quoll> Content-Language: en-US From: Komal Bajaj In-Reply-To: <20261001-ordinary-cheerful-velociraptor-80c793@quoll> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDA1MDAzOSBTYWx0ZWRfX3DDUjTUMHFq1 +EmtdH8glibf8ZFWaD7V5LX+U288KApZAVrKvgbV07G9TBHE8iLhFKMVQrTnw63++Sm2UUAHtal YVZT4B+66hvyGMFkNevL0pBjd5uMOLOeXvJnQekPVcHCms2ZNyTbOYYwJLc+cjZ8NyXXP1SAjc/ HLiUEsJincsikdXHI6jb7RsqZThYxq4WmZNbTmnBus2BZs11k0ZWgQ08yVD//oFGCbiAsAY2BGT xRgeFKmDv+vzigSl1dniQxb9wG9OXj/O5SSwtp2LY01LneCh+MCh3kaffi9Xi2bxWC76BUs/ieZ nXcrBB1tzD1203WAQet5X+ieThjlwgV0g5/3Ctr0vTHhPHy4IzZjH2snD13uMXKphGJxC4uia35 2nRXYSC6chVALYmzxyYbTJ64U5LyfunHdqBoZRqLPS3l4anYoU+3D/mltkjo9AyyzRPsWAQWxes ZOOx/oGGOtJDPwFUDiQ== X-Proofpoint-ORIG-GUID: PXUmcRPoBT-MDxmDDeSe9MftFzJOq9MX X-Proofpoint-GUID: PXUmcRPoBT-MDxmDDeSe9MftFzJOq9MX X-Proofpoint-Spam-Info: AW1haW4tMjYxMDA1MDAzOSBTYWx0ZWRfXyJwDWNCy1+Mt Wn+9GiMbXUG2d+uGLjKOK6plWcqND6O4DKnhx6mAGwfRMFwcD6kMrfOsZ+EQdyqCno2EaLez9f2 DBp2xlUNcGztvgDePzbL1cVYRQI/UK4= X-Authority-Analysis: v=2.4 cv=XPSl2ghE c=1 sm=1 tr=0 ts=6ac372e9 cx=c_pps a=UNFcQwm+pnOIJct1K4W+Mw==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=CHHwcf0ky9qZlHHGEQsA:9 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 a=uKXjsCUrEbL0IQVhDsJ9:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-05_01,2026-10-02_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 adultscore=0 malwarescore=0 spamscore=0 priorityscore=1501 bulkscore=0 clxscore=1015 phishscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2610050039 On 10/1/2026 2:03 PM, Krzysztof Kozlowski wrote: > On Wed, Sep 30, 2026 at 05:19:03PM +0530, Komal Bajaj wrote: >> Some PAS users require more than one IOMMU mapping. Update >> qcom,pas-common.yaml to allow up to three iommus entries so >> PAS bindings can represent multi-stream mappings used by >> platform device trees and avoid dt-schema array length failures. > This is incomplete. You just added two more iommus to all devices. You > need constraints and proper user of this. I see your point. This change relaxes constraint for all targets, which is broader than intended. I will rework this and add required Shikra specific constraints in next revision. Thanks Komal > > Best regards, > Krzysztof >