From: Bryan O'Donoghue <bod@kernel.org>
To: Vijay Kumar Tumati <vijay.tumati@oss.qualcomm.com>,
Hangxiang Ma <hangxiang.ma@oss.qualcomm.com>,
Loic Poulain <loic.poulain@oss.qualcomm.com>,
Robert Foss <rfoss@kernel.org>,
Andi Shyti <andi.shyti@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Todor Tomov <todor.too@gmail.com>,
Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: linux-i2c@vger.kernel.org, linux-arm-msm@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-media@vger.kernel.org, aiqun.yu@oss.qualcomm.com,
tingwei.zhang@oss.qualcomm.com, trilok.soni@oss.qualcomm.com,
yijie.yang@oss.qualcomm.com,
Jingyi Wang <jingyi.wang@oss.qualcomm.com>,
Atiya Kailany <atiya.kailany@oss.qualcomm.com>
Subject: Re: [PATCH v2 3/6] media: qcom: camss: Add Kaanapali compatible camss driver
Date: Mon, 20 Oct 2025 19:18:44 +0100 [thread overview]
Message-ID: <d4b70cc9-8d37-4249-875f-b0d80256c9e6@kernel.org> (raw)
In-Reply-To: <e6830a20-7c58-4799-ab38-53c1276cccb4@oss.qualcomm.com>
On 20/10/2025 14:38, Vijay Kumar Tumati wrote:
>>
>> Ack. Thanks.
> Just adding my thoughts on this, as you know the peak/avg bandwidth
> should primarily depends on the sensor data rate and additionally, the
> average BW vote should depend on the buffer sizes in the NIUs/NOCs and
> (although irrelevant here) whether it's an RT or NRT module (file system
> reads/writes from the NRT modules can be averaged and controlled
> better). Fundamentally, the votes from all modules go into the
> calculation of the DDR clock. The current driver does not take into
> account anything. So either way, it is not ideal I think. We can discuss
> and come up with a cleaner approach in a different patch series covering
> all chip sets. Thanks.
Yeah we can.
But please put something more sensible in for v3.
---
bod
next prev parent reply other threads:[~2025-10-20 18:18 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-15 2:56 [PATCH v2 0/6] media: qcom: camss: Add Kaanapali support Hangxiang Ma
2025-10-15 2:56 ` [PATCH v2 1/6] dt-bindings: i2c: qcom-cci: Document Kaanapali compatible Hangxiang Ma
2025-10-15 19:30 ` Vladimir Zapolskiy
2025-10-16 1:56 ` Hangxiang Ma
2025-10-16 7:54 ` Vladimir Zapolskiy
2025-10-16 7:56 ` Konrad Dybcio
2025-10-20 4:13 ` Hangxiang Ma
2025-10-20 18:38 ` Vijay Kumar Tumati
2025-10-16 10:40 ` Krzysztof Kozlowski
2025-10-15 2:56 ` [PATCH v2 2/6] dt-bindings: media: camss: Add qcom,kaanapali-camss binding Hangxiang Ma
2025-10-15 4:37 ` Rob Herring (Arm)
2025-10-16 5:51 ` Krzysztof Kozlowski
2025-10-15 19:45 ` Vladimir Zapolskiy
2025-10-15 21:43 ` Bryan O'Donoghue
2025-10-15 23:32 ` Vladimir Zapolskiy
2025-10-16 3:46 ` Vijay Kumar Tumati
2025-10-16 8:03 ` Vladimir Zapolskiy
2025-10-16 5:50 ` Krzysztof Kozlowski
2025-10-16 23:53 ` Vijay Kumar Tumati
2025-10-17 0:27 ` Vladimir Zapolskiy
2025-10-23 4:52 ` Vijay Kumar Tumati
2025-10-23 11:13 ` Vladimir Zapolskiy
2025-10-23 18:06 ` Vijay Kumar Tumati
2025-10-24 8:49 ` Bryan O'Donoghue
2025-10-16 5:52 ` Krzysztof Kozlowski
2025-10-15 2:56 ` [PATCH v2 3/6] media: qcom: camss: Add Kaanapali compatible camss driver Hangxiang Ma
2025-10-16 8:55 ` Bryan O'Donoghue
2025-10-20 6:45 ` Hangxiang Ma
2025-10-20 13:38 ` Vijay Kumar Tumati
2025-10-20 18:18 ` Bryan O'Donoghue [this message]
2025-10-15 2:56 ` [PATCH v2 4/6] media: qcom: camss: csiphy: Add support for v2.4.0 two-phase CSIPHY Hangxiang Ma
2025-10-16 8:59 ` Bryan O'Donoghue
2025-10-16 23:10 ` Vijay Kumar Tumati
2025-10-17 10:55 ` Bryan O'Donoghue
2025-10-15 2:56 ` [PATCH v2 5/6] media: qcom: camss: csid: Add support for CSID 1080 Hangxiang Ma
2025-10-16 9:12 ` Bryan O'Donoghue
2025-10-20 5:59 ` Hangxiang Ma
2025-10-16 10:04 ` Bryan O'Donoghue
2025-10-16 10:18 ` Bryan O'Donoghue
2025-10-16 22:03 ` Vijay Kumar Tumati
2025-10-16 22:55 ` Vijay Kumar Tumati
2025-10-15 2:56 ` [PATCH v2 6/6] media: qcom: camss: vfe: Add support for VFE 1080 Hangxiang Ma
2025-10-16 10:09 ` Bryan O'Donoghue
2025-10-16 10:33 ` Hangxiang Ma
2025-10-16 10:54 ` Bryan O'Donoghue
2025-10-16 23:28 ` Vijay Kumar Tumati
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