Message-ID: <aQzFiEOQvtZjHIsr@lizhi-Precision-Tower-5810>
Date: Thu, 6 Nov 2025 10:58:00 -0500
From: Frank Li <Frank.li@....com>
To: Rui Miguel Silva <rmfrfs@...il.com>
Cc: Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Hans Verkuil <hverkuil+cisco@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Martin Kepplinger <martink@...teo.de>,
	Purism Kernel Team <kernel@...i.sm>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>, linux-media@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	Alice Yuan <alice.yuan@....com>,
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
	Robert Chiras <robert.chiras@....com>,
	Zhipeng Wang <zhipeng.wang_1@....com>,
	Hans Verkuil <hans@...erkuil.nl>,
	Sakari Ailus <sakari.ailus@....fi>,
	Kieran Bingham <kieran.bingham@...asonboard.com>
Subject: Re: [PATCH v4 0/5] media: imx8qxp: add parallel camera support

On Thu, Nov 06, 2025 at 10:34:48AM +0000, Rui Miguel Silva wrote:
> On Wed Nov 5, 2025 at 7:31 PM WET, Frank Li wrote:
>
> > On Wed, Nov 05, 2025 at 07:19:28PM +0200, Laurent Pinchart wrote:
> >> Hi Frank,
> >>
> >> On Wed, Nov 05, 2025 at 12:03:05PM -0500, Frank Li wrote:
> >> > On Wed, Sep 03, 2025 at 09:56:29AM -0400, Frank Li wrote:
> >> > > On Tue, Sep 02, 2025 at 02:39:20PM +0200, Laurent Pinchart wrote:
> >> > > > On Tue, Sep 02, 2025 at 08:01:40AM -0400, Frank Li wrote:
> >> > > > > On Tue, Aug 05, 2025 at 04:08:22AM +0300, Laurent Pinchart wrote:
> >> > > > > > Hi Frank,
> >> > > > > >
> >> > > > > > Thank you for the patches.
> >> > > > > >
> >> > > > > > I've quite busy these days, and I don't believe I will have time to
> >> > > > > > review this series before coming back from OSS Europe at the beginning
> >> > > > > > of September. Let's see if anyone on CC could volunteer.
> >> > > > >
> >> > > > > Laurent Pincha
> >> > > > > 	I hope you have good time at OSS.
> >> > > > >
> >> > > > > 	Do you have chance to review this patch?
> >> > > >
> >> > > > I'm going through my mail backlog, which is really big at the moment.
> >> > >
> >> > > Understand.
> >> > >
> >> > > > I'd like someone else to volunteer to review this series. It won't scale
> >> > > > if I have to review all NXP media patches in my spare time :-/
> >> > >
> >> > > Yes, but none volunteer review this in passed months. Expecially key
> >> > > reviewer. I am reviewing i3c patches. but Not familiar v4l system yet. It
> >> > > need scalable solution. I can help filter some common and simple problem
> >> > > from beginning.
> >> >
> >> > Laurent Pinchart:
> >> >
> >> > 	Do you have chance to check this serise? this one should be related simple.
> >> > 	This one sent at 7/29. Still not any volunteer to review it.
> >>
> >> I'm afraid I won't have time to review this for the time being. My spare
> >> time is already exhausted by all the other drivers I maintain upstream.
> >>
> >> > 	How do we move forward?
> >>
> >> I think this is a question for the subsystem maintainers. Hans, Mauro ?
> >
> > Mauro Carvalho Chehab and Hans Verkuil:
> >
> > 	Laurent provided great help about review and land i.MX related
> > patches in past, who are quite famillar with i.MX chips. But he is quite
> > busy. So the whole reviews cycles takes quite long time and offten cross
> > some merge windows.
> >
> > 	In pull requests for 6.19:
> > https://lore.kernel.org/all/4989c563-47f4-478c-80c4-41f7e98597e4@kernel.org/
> > only 10 patches, and 4 patches is trivial clean up.
> >
> > 	In reviewing patch queue, there are
> > 	1: media: nxp: imx8-isi: Add ISI support for i.MX95
> > 	   https://lore.kernel.org/imx/20251105-isi_imx95-v3-0-3987533cca1c@nxp.com/T/#t
> > 	   This one already review, but I am not sure if it capture 6.19 cycle because
> > PULL-request already sent.
> >
> > 	2: Add MIPI CSI-2 support for i.MX8ULP
> > 	   https://lore.kernel.org/imx/20251023-csi2_imx8ulp-v7-0-5ecb081ce79b@nxp.com/
> >
> > 	3: media: add imx93 mipi/controller csi support
> > 	   https://lore.kernel.org/imx/20250821-95_cam-v3-0-c9286fbb34b9@nxp.com/
> > 	   This one is quite big, but first 10 patches is simple trivial cleanup patches.
> > 	   I post at 8/27, but get first feedback around 10/27, I am not
> > 	   sure if missing somethings.
> >
> > 	4: This series, laurent already said no time review it.
> >
> > 	5: ap1302 sensor patches
> >            https://lore.kernel.org/imx/20250811-ap1302-v4-0-80cc41b91662@nxp.com/
> >            binding already ACK, most maintainer want to pick binding with
> > 	   driver together, but not an feedback since 8/11.
> >
> > 	I jump into and help do some review.
> >
> > 	The questions is how to move forward pending patches, like [3], [4],
> > [5]. How to keep good community channel to avoid long time pending?
>
> Sorry, but like Laurent I am really without spare cycles to go over the
> patch series that have arrived in media (also I do not have any hw anymore).
> So, Frank or maybe Laurent knows someone that would like to be add also as
> maintainer of this drivers for me would be great, that would also help to
> avoid such bottlenecks.

If there are not other candidate, I can help maintain it although I am more
familar with dt binding, i3c and dmaengine. I can start from simple patches
and we have test team to help cover testing on the real hardware.

Frank
>
> Thanks in advance,
> Cheers,
>     Rui
> >
> > Best regards
> > Frank Li

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