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Fri, 03 Jul 2026 02:01:58 -0700 (PDT) X-Received: by 2002:a17:90b:4986:b0:37c:8628:f79e with SMTP id 98e67ed59e1d1-380baa6b3b8mr9269581a91.16.1783069318454; Fri, 03 Jul 2026 02:01:58 -0700 (PDT) Received: from [10.217.222.146] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3812815d3e7sm631015a91.14.2026.07.03.02.01.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 03 Jul 2026 02:01:57 -0700 (PDT) Message-ID: Date: Fri, 3 Jul 2026 14:31:49 +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 5/6] dt-bindings: dma: qcom,bam-dma: Increase iommus maxItems to seven To: Konrad Dybcio , Krzysztof Kozlowski Cc: Herbert Xu , "David S. Miller" , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Harshal Dev , Vinod Koul , Bartosz Golaszewski , Konrad Dybcio , Frank Li , Andy Gross , Krzysztof Kozlowski , linux-arm-msm@vger.kernel.org, linux-crypto@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org References: <20260702-b4-shikra_crypto_changse-v2-0-66173f2f28b3@qti.qualcomm.com> <20260702-b4-shikra_crypto_changse-v2-5-66173f2f28b3@qti.qualcomm.com> <20260703-steadfast-greedy-seagull-ad32ab@quoll> <0b182566-2a54-4e31-9a1e-40bdbb0f4a65@oss.qualcomm.com> Content-Language: en-US From: Kuldeep Singh In-Reply-To: <0b182566-2a54-4e31-9a1e-40bdbb0f4a65@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: Y_KNReeAD2YKvhb0XmNOkJ6iwg2qSDYx X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzAzMDA4NSBTYWx0ZWRfX26vj/prZ7+XT qsx7/nmsKJ55jW4ph7as00Z0p+DA/0988v+sjskpb9x8Wx3oXeOOW2K4ssiPaBxq1zjWt49Y5jI vHUjGAkd8MhWfitFvofUUzkD9DAnITjyWoyqhtIHepooQCmYHrx99r3PsR2LZ7ruwdx5t+61blx AGq6d6MxpOZv+dxqHBSsf8T5MlgFrqAqtKRw+M0QC0foEfOzLe/LMPHGOUIEFH0HYqNNMXjNBkn 2QGkbJefMaAesLtc3YWAhHk5kWXFNSvC6Oxs2VI+wcmB6o7g+O9X35EcaSst0e524sxu1ALGE3y I8JL2ZM/Dmr9mHX49LMo6cGCQV3HojawTJaTgJCRerHfgSOpvWtkLNigK4q+LB6ySEcP1PJLhmP JUpB1fHWrn9Own1myn3med5vLOFC1vpDUk9tmhGTsIZ3r96EfwqRauXbxV54jB5Tm+sYZrZGr4g Ik7pKGcxxDao/ynajCQ== X-Proofpoint-Spam-Info: AW1haW4tMjYwNzAzMDA4NSBTYWx0ZWRfXyyCKyGkATXRq qeupnEkZSPc2AnrWRlceSEc6W6Ptu7Xif/JWnPsosMjq3nTaJhtoOyQIBVb4aibkwLD1Z+SpAGh ZXDyITOerMEzFP2qDuYp5tI8FFJh9ck= X-Authority-Analysis: v=2.4 cv=N+UZ0W9B c=1 sm=1 tr=0 ts=6a477a87 cx=c_pps a=vVfyC5vLCtgYJKYeQD43oA==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=jbDwVWhXRwVoBmlK3UIA:9 a=QEXdDO2ut3YA:10 a=rl5im9kqc5Lf4LNbBjHf:22 X-Proofpoint-ORIG-GUID: Y_KNReeAD2YKvhb0XmNOkJ6iwg2qSDYx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-07-03_02,2026-06-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 lowpriorityscore=0 clxscore=1015 bulkscore=0 spamscore=0 priorityscore=1501 phishscore=0 adultscore=0 malwarescore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607030085 On 03-07-2026 14:27, Konrad Dybcio wrote: > On 7/3/26 10:38 AM, Kuldeep Singh wrote: >> On 03-07-2026 12:24, Krzysztof Kozlowski wrote: >>> On Thu, Jul 02, 2026 at 01:47:15AM +0530, Kuldeep Singh wrote: >>>> Upcoming Shikra BAM DMA uses 7 IOMMU entries and not 6, so increase the >>>> `iommus` maxItems constraint. >>>> >>>> Fix below error: >>>> dma-controller@1b04000 (qcom,bam-v1.7.4): iommus: [[25, 132, 17], [25, >>> >>> There is no dma-controller@1b04000 in DTS. Please drop all the warnings >>> which do not exist. >> >> Kindly check patch 6/6, it is introducing bam node with 7iommus which IP >> describes and hence, updated bindings before to accustom this which also >> helps in avoiding rob's dt-schema bot error. > > Krzysztof is saying that the error doesn't exist in the tree (because > the offending DTS hunk is not merged), so you shouldn't claim this fixes > an error, rather that Shikra simply needs it In previous patchset, krzysztof ask was to add error in commit log and hence updated that. Maybe some misunderstanding! I get the point, in that case I should simply say below and drop errors in commit message. "Upcoming Shikra BAM DMA uses 7 IOMMU entries and not 6, so increase the `iommus` maxItems constraint." Hope this is fine. -- Regards Kuldeep