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From: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
To: Renjiang Han <quic_renjiang@quicinc.com>,
	Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Cc: Vikash Garodia <quic_vgarodia@quicinc.com>,
	Dikshita Agarwal <quic_dikshita@quicinc.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konradybcio@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
	Nicolas Dufresne <nicolas.dufresne@collabora.com>
Subject: Re: [PATCH v8 0/3] media: venus: enable venus on qcs615
Date: Thu, 5 Jun 2025 13:34:31 +0100	[thread overview]
Message-ID: <5854a587-aba7-4e71-87f8-249ba00cbc59@linaro.org> (raw)
In-Reply-To: <285cae4a-219c-4514-818f-34c8225529de@quicinc.com>

On 31/05/2025 01:05, Renjiang Han wrote:
>>>
>>> Note:
>>> This series consist of DT patches and a venus driver patch. The patch
>>> 1/3, which is venus driver patch, can be picked independently without
>>> having any functional dependency. But patch 2/3 & patch 3/3, which are
>>> DT patches, still depend on [1].
>> I'd say 2/3 and 3/3 still depend on 1/3, otherwise we can get video core
>> on QCS615 over(?)clocked.
> Agree, so we need to make sure that the driver patch is not picked after 
> the DT patch.

This statement is confusing.

1/3 states that there will be a fallback if there is no OPP table present.

Giving the code a glance, I believe that is so, freq_table should be 
used if there is no OPP specified in the DT.

I think we are having a hard time here understanding what you are saying.

My understanding:

- venus modification is standalone 1/3
   Qcs615 will fallback if no OPP is present

- dt modification 2/3 3/3 is therefore also independent of driver

---
bod

  parent reply	other threads:[~2025-06-05 12:34 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-30  4:02 Renjiang Han
2025-05-30  4:02 ` [PATCH v8 1/3] media: venus: pm_helpers: use opp-table for the frequency Renjiang Han
2025-05-30 20:26   ` Dmitry Baryshkov
2025-06-03  2:31     ` Renjiang Han
2025-05-31 11:11   ` Konrad Dybcio
2025-06-06  7:12     ` Renjiang Han
2025-05-30  4:02 ` [PATCH v8 2/3] arm64: dts: qcom: qcs615: add venus node to devicetree Renjiang Han
2025-05-30 10:51   ` Konrad Dybcio
2025-05-30  4:02 ` [PATCH v8 3/3] arm64: dts: qcom: qcs615-ride: enable venus node to initialize video codec Renjiang Han
2025-05-30 20:31   ` Dmitry Baryshkov
2025-05-31  0:07     ` Renjiang Han
2025-06-02  6:14       ` Dmitry Baryshkov
2025-05-30 12:52 ` [PATCH v8 0/3] media: venus: enable venus on qcs615 Rob Herring (Arm)
2025-05-30 20:27 ` Dmitry Baryshkov
2025-05-31  0:05   ` Renjiang Han
2025-06-02  6:16     ` Dmitry Baryshkov
2025-06-05 11:24       ` Renjiang Han
2025-06-05 11:46         ` Dmitry Baryshkov
2025-06-05 12:13       ` Krzysztof Kozlowski
2025-06-05 12:30         ` Dmitry Baryshkov
2025-06-05 12:33           ` Krzysztof Kozlowski
2025-06-05 12:40             ` Bryan O'Donoghue
2025-06-05 16:02               ` Dmitry Baryshkov
2025-06-05 16:39                 ` Bryan O'Donoghue
2025-06-05 16:40                   ` Dmitry Baryshkov
2025-06-05 17:12                 ` Krzysztof Kozlowski
2025-06-05 17:13                   ` Dmitry Baryshkov
2025-06-06  3:52               ` Renjiang Han
2025-06-06  7:51                 ` Renjiang Han
2025-06-06  7:54                   ` Krzysztof Kozlowski
2025-06-07  2:08                     ` Dmitry Baryshkov
2025-06-05 12:34     ` Bryan O'Donoghue [this message]
2025-06-06 12:37       ` Renjiang Han
2025-06-06 12:44         ` Krzysztof Kozlowski
2025-06-06 12:51           ` Renjiang Han
2025-06-06 12:56             ` Krzysztof Kozlowski
2025-06-06 13:32               ` Renjiang Han
2025-06-06 14:53                 ` Bryan O'Donoghue
2025-06-06 15:35                   ` Vikash Garodia
2025-06-07  2:13                   ` Dmitry Baryshkov
2025-06-07  2:31                     ` Renjiang Han
2025-06-07  9:16                     ` Bryan O'Donoghue
2025-06-07 10:32                       ` Dmitry Baryshkov
2025-06-07  9:46                 ` Krzysztof Kozlowski
2025-06-11 15:06                   ` Konrad Dybcio

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