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Thu, 15 Oct 2026 02:18:16 -0700 (PDT) X-Received: by 2002:a17:903:2302:b0:2e9:5507:b52e with SMTP id d9443c01a7336-2e95507b93bmr24795605ad.50.1792055895911; Thu, 15 Oct 2026 02:18:15 -0700 (PDT) Received: from [10.206.102.180] ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2e8421b1807sm79142365ad.43.2026.10.15.02.18.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 15 Oct 2026 02:18:15 -0700 (PDT) Message-ID: <2744aff8-9b33-4244-86ac-6fa70c052dd2@oss.qualcomm.com> Date: Thu, 15 Oct 2026 14:48:08 +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 0/4] media: iris: Add support for nord platform To: Shawn Guo , Vishnu Reddy Cc: Vikash Garodia , Dikshita Agarwal , Abhinav Kumar , Bryan O'Donoghue , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Abel Vesa , linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260919-nord-iris-v1-0-94428761ec06@oss.qualcomm.com> <82ff93db-6478-883b-7afc-ee4db79d0353@oss.qualcomm.com> Content-Language: en-US From: Gourav Kumar In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: KLYoDtdNo1NGt3GZZrHwPh55qhtX30f5 X-Proofpoint-ORIG-GUID: KLYoDtdNo1NGt3GZZrHwPh55qhtX30f5 X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE1MDAzNiBTYWx0ZWRfX3pHGsvwPpbKl 5Hxc0IP3W+okYU+XyrN6JxNU+dH39knOd/XBXBo0PJGnMyZwa5/yosEraPJmkcuDMqMjgaagiC5 XfUpfYLjzaNcbqDEnzmMYZI2gT16kdY= X-Authority-Analysis: v=2.4 cv=TbQDJhQh c=1 sm=1 tr=0 ts=6ad09a59 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=N5pWYOkdc-_Srk-SZrQA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDE1MDAzNiBTYWx0ZWRfX2au8HZ1KjVQZ jAksz86s1+Th58D6Qi3//cvxexh2OlQsDGSYMG/mlao6COG9wVAt5qHdqvj0Y6SOL0gnwNjUrFi pwRd7vZt0ZzCWkB4vOEXSkksF9yr5WPvvRSYcoJdZ1Y+XgLfi4Q13APzmQFLp+dfvdkMWFLVZlR /XYxanVy2phmNKCYLoO0W8kQtuNEhJHvqo/Dfz/C1MXdOR11p+3K/wqgFDnvL6aPJq9UnTr9xaG 4HDhjOHfTpXLLFh0xRciM6SRJbOVsrPkf0pQnTipbgisvrUDC8bRorB2CvDlbEZpXIMmdTBe1hu dxZJsXHoNl27eYSYbnWS5xVtjeuLen8vvcpN+I5UMYvMv41q6dhRRKCzy/+x0SzLSv5IB1GBG5V U7NluC92vfCz0XhavIjydv3WMBQRHTa6wwg79OeQ77NFrsX22fJWdi9cgmR4Qq6Xf7l+p7zFosY 9IvBbkRL8uhVCc0d3+Q== 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=2026-10-13_01,2026-10-14_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 spamscore=0 clxscore=1015 impostorscore=0 phishscore=0 malwarescore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610150036 On 9/24/2026 12:39 PM, Shawn Guo wrote: > On Thu, Sep 24, 2026 at 11:52:52AM +0530, Vishnu Reddy wrote: >> >> On 9/23/2026 7:17 PM, Shawn Guo wrote: >>> On Sat, Sep 19, 2026 at 10:14:54AM +0530, Vishnu Reddy wrote: >>>> The nord platform integrates the Qualcomm iris video codec hardware, >>>> which is compatible with the glymur based iris implementation. >>>> >>>> This series reuses the glymur DT schema to accommodate nord iris >>>> support and adds the required iris device tree node to the relevant >>>> nord device tree. >>> [...] >>> >>>> Vishnu Reddy (4): >>>> dt-bindings: media: qcom,nord-iris: Add nord video codec >>> The binding should go through media subsystem. That said, this series >>> should be named with "arm64: dts: qcom: ..." and only contain the 3 DTS >>> patches. >> >> Are you recommending splitting this into two separate series, one containing >> the codec binding patch and another containing the three DTS patches? >> >> I can certainly do that, but could you elaborate on the reason for preferring >> that approach? I'm trying to understand whether this is due to the expected >> routing through different trees/maintainers or if there is another consideration. > > The routing is one reason. The other one is that the split will make it > easier for us to build Qualcomm Linux topic branches by pulling patch > series from list using b4. > This series adds complete Iris support for Nord and contains only the binding change and the three related DTS patches. Previous QCOM VPU enablement series have kept these changes together, and I don’t see technical benefit to splitting this one.If separate maintainer-tree routing is preferred, we can split the series accordingly. Gourav Kumar > Shawn