linux-kernel - Re: [PATCH v3 0/6] media: qcom: camss: Add Kaanapali support

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Message-ID: <22f63af8-281d-4783-b770-36cb1feb4732@linaro.org>
Date: Tue, 28 Oct 2025 09:34:40 +0000
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Hangxiang Ma <hangxiang.ma@....qualcomm.com>,
 Loic Poulain <loic.poulain@....qualcomm.com>, Robert Foss
 <rfoss@...nel.org>, Andi Shyti <andi.shyti@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Todor Tomov <todor.too@...il.com>,
 Vladimir Zapolskiy <vladimir.zapolskiy@...aro.org>,
 Mauro Carvalho Chehab <mchehab@...nel.org>
Cc: linux-i2c@...r.kernel.org, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-media@...r.kernel.org, aiqun.yu@....qualcomm.com,
 tingwei.zhang@....qualcomm.com, trilok.soni@....qualcomm.com,
 yijie.yang@....qualcomm.com, Jingyi Wang <jingyi.wang@....qualcomm.com>,
 Atiya Kailany <atiya.kailany@....qualcomm.com>
Subject: Re: [PATCH v3 0/6] media: qcom: camss: Add Kaanapali support

On 23/10/2025 10:14, Hangxiang Ma wrote:
> - 3 x VFE, 5 RDI per VFE
> - 2 x VFE Lite, 4 RDI per VFE Lite
> - 3 x CSID
> - 2 x CSID Lite
> - 6 x CSI PHY
> 
> This series has been tested using the following commands with a
> downstream driver for S5KJN5 sensor.

A few comments here:

Publish the code ! Its actually in your interests to do so.

> 
> - media-ctl --reset
> - media-ctl -V '"msm_csiphy2":0[fmt:SGBRG10/4096x3072]'
> - media-ctl -V '"msm_csid0":0[fmt:SGBRG10/4096x3072]'
> - media-ctl -V '"msm_vfe0_rdi0":0[fmt:SGBRG10/4096x3072]'
> - media-ctl -l '"msm_csiphy2":1->"msm_csid0":0[1]'
> - media-ctl -l '"msm_csid0":1->"msm_vfe0_rdi0":0[1]'
> - yavta  --capture=20 -I -n 5 -f SGBRG10P -s 4096x3072 -F  /dev/video0

Good to see, it would be nice if you guys could also start running the 
RDI path through libcamera - softisp soon gpuisp and start showing some 
realworld results.

Not a requirement to merge this series but, a strong suggestion for your 
own verification purposes.

---
bod