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From: Bryan O'Donoghue <bod@kernel.org>
To: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Cc: johannes.goede@oss.qualcomm.com,
	Loic Poulain <loic.poulain@oss.qualcomm.com>,
	vladimir.zapolskiy@linaro.org, laurent.pinchart@ideasonboard.com,
	kieran.bingham@ideasonboard.com, robh@kernel.org,
	krzk+dt@kernel.org, andersson@kernel.org, konradybcio@kernel.org,
	linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	mchehab@kernel.org
Subject: Re: [RFC PATCH 2/3] media: qcom: camss: Add CAMSS Offline Processing Engine driver
Date: Mon, 30 Mar 2026 23:51:38 +0100	[thread overview]
Message-ID: <96d3bb35-3fae-47e4-b484-1a37f2f41b43@kernel.org> (raw)
In-Reply-To: <4hasliun3wkook2pvfkntjlzs7elu67ine5q7nd7ptjthx5qvw@rntvb7lnajpc>

On 30/03/2026 19:55, Dmitry Baryshkov wrote:
> This sounds like the most horrible idea: letting userspace directly
> program any registers in a way that is not visible to the kernel.

No I'm wondering if there is a way to construct the basic format in 
user-space so it doesn't need to be re-interpreted stuffed/unstuffed.

As mentioned I believe there is a defunct qcom project which did/does 
just that, not sure why that hasn't been investigated/developed.

---
bod

  reply	other threads:[~2026-03-30 22:51 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <xy6TKmdveRx4cMshSHEUGZ7s3lbsurWcsc2vq05A7_N4bCialR7EelZitouugtZDkpFCAghjqY4NDdSQEIPprw==@protonmail.internalid>
2026-03-23 12:58 ` [RFC PATCH 0/3] media: qcom: camss: CAMSS Offline Processing Engine support Loic Poulain
2026-03-23 12:58   ` [RFC PATCH 1/3] dt-bindings: media: qcom: Add CAMSS Offline Processing Engine (OPE) Loic Poulain
2026-03-23 13:03     ` Krzysztof Kozlowski
2026-03-23 16:03       ` Loic Poulain
2026-03-23 16:10         ` Krzysztof Kozlowski
2026-03-23 13:03     ` Bryan O'Donoghue
2026-03-23 12:58   ` [RFC PATCH 2/3] media: qcom: camss: Add CAMSS Offline Processing Engine driver Loic Poulain
2026-03-23 13:43     ` Bryan O'Donoghue
2026-03-23 15:31       ` Loic Poulain
2026-03-24 11:00         ` Bryan O'Donoghue
2026-03-24 15:57           ` Loic Poulain
2026-03-24 21:27           ` Dmitry Baryshkov
2026-03-26 12:06             ` johannes.goede
2026-03-30 11:37               ` Dmitry Baryshkov
2026-03-30 13:46                 ` johannes.goede
2026-03-30 14:11                   ` Bryan O'Donoghue
2026-03-30 14:27                     ` johannes.goede
2026-03-30 14:32                       ` Bryan O'Donoghue
2026-03-30 18:59                         ` Dmitry Baryshkov
2026-03-30 19:07                         ` Loic Poulain
2026-04-05 20:23                           ` Laurent Pinchart
2026-03-30 18:55                     ` Dmitry Baryshkov
2026-03-30 22:51                       ` Bryan O'Donoghue [this message]
2026-03-31  8:11                         ` Konrad Dybcio
2026-04-05 20:14                       ` Laurent Pinchart
2026-03-25  9:30           ` Konrad Dybcio
2026-04-05 20:11           ` Laurent Pinchart
2026-04-05 20:15             ` Bryan O'Donoghue
2026-04-05 20:24               ` Laurent Pinchart
2026-04-05 20:28                 ` Bryan O'Donoghue
2026-03-23 12:58   ` [RFC PATCH 3/3] arm64: dts: qcom: qcm2290: Add CAMSS OPE node Loic Poulain
2026-03-23 13:03     ` Bryan O'Donoghue
2026-03-23 13:24     ` Konrad Dybcio
2026-03-23 13:33       ` Bryan O'Donoghue
2026-03-23 16:15         ` Krzysztof Kozlowski
2026-03-24 10:30           ` Bryan O'Donoghue
2026-03-23 16:31       ` Loic Poulain
2026-03-24 10:43         ` Konrad Dybcio
2026-03-24 12:54   ` [RFC PATCH 0/3] media: qcom: camss: CAMSS Offline Processing Engine support Bryan O'Donoghue
2026-03-24 16:16     ` Loic Poulain
2026-04-05 19:48       ` Laurent Pinchart
2026-04-05 19:55         ` Bryan O'Donoghue
2026-04-05 20:47           ` Laurent Pinchart
2026-04-05 21:29             ` Bryan O'Donoghue
2026-04-05 23:02             ` Bryan O'Donoghue
2026-04-06 13:22         ` Loic Poulain
2026-04-05 19:57   ` Laurent Pinchart

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