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Date:   Wed, 5 Apr 2023 10:31:34 +0200
From:   Luca Ceresoli <luca.ceresoli@bootlin.com>
To:     Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc:     Hans Verkuil <hverkuil-cisco@xs4all.nl>,
        Thierry Reding <thierry.reding@gmail.com>,
        Jonathan Hunter <jonathanh@nvidia.com>,
        Sowjanya Komatineni <skomatineni@nvidia.com>,
        David Airlie <airlied@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Dmitry Osipenko <digetx@gmail.com>,
        linux-media@vger.kernel.org, linux-tegra@vger.kernel.org,
        dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-staging@lists.linux.dev,
        Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
        Paul Kocialkowski <paul.kocialkowski@bootlin.com>,
        Richard Leitner <richard.leitner@skidata.com>
Subject: Re: [RESEND PATCH v4 03/21] staging: media: tegra-video: fix
 .vidioc_enum_fmt_vid_cap to return all formats
Message-ID: <20230405103134.2ae10766@booty>
In-Reply-To: <20230405023048.GD9915@pendragon.ideasonboard.com>
References: <20230309144320.2937553-1-luca.ceresoli@bootlin.com>
        <20230309144320.2937553-4-luca.ceresoli@bootlin.com>
        <85268d69-3d3b-2c0f-ba26-073f09052362@xs4all.nl>
        <20230404161251.272cc78b@booty>
        <20230405023048.GD9915@pendragon.ideasonboard.com>
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Hi Laurent,

On Wed, 5 Apr 2023 05:30:48 +0300
Laurent Pinchart <laurent.pinchart@ideasonboard.com> wrote:

> Hi Luca,
> 
> On Tue, Apr 04, 2023 at 04:12:51PM +0200, Luca Ceresoli wrote:
> > On Wed, 29 Mar 2023 13:16:22 +0200 Hans Verkuil wrote:
> >   
> > > Hi Luca,
> > > 
> > > I finally found the time to test this series. It looks OK, except for this patch.  
> > 
> > Thank you very much for taking the time!
> >   
> > > The list of supported formats really has to be the intersection of what the tegra
> > > supports and what the sensor supports.
> > > 
> > > Otherwise you would advertise pixelformats that cannot be used, and the application
> > > would have no way of knowing that.  
> > 
> > As far as I understand, I think we should rather make this driver fully
> > behave as an MC-centric device. It is already using MC quite
> > successfully after all.
> > 
> > Do you think this is correct?  
> 
> Given the use cases for this driver, I agree.

Ok, thanks for the feedback. I will send a v5 with this change.

Best regards,
Luca

-- 
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com