Re: [PATCH] qcom/camss: use 1X16 formats instead of 2X8

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On Wed, 24 May 2023 at 09:59, Bryan O'Donoghue
<bryan.odonoghue@xxxxxxxxxx> wrote:
>
> On 24/05/2023 09:48, Hans Verkuil wrote:
> > On 13/04/2023 12:54, Martin Dørum wrote:
> >> Platforms with qcom-camss use CSI-2, which means 1X16 is more correct
> >> than 2X8. The fact that qcom-camss supported only 2X8 meant it was
> >> incompatible with camera sensors it should have been compatible with.
> >>
> >> For example, the ov5645 driver (correctly) reports that its format is
> >> UYVY8_1X16 (after ba449bb56203aedc4530a82b0f3f83358808b7f2).
> >> Since qcom-camss only supports 2X8, the qcom-camss system is
> >> incompatible with the ov5645 driver, even though they should be
> >> compatible.
> >>
> >> This patch replaces all uses of UYVY8_2X8/VYUY8_2X8/YUYV8_2X8/YVYU8_2X8
> >> with the equivalent 1X16 formats.
> >>
> >> Signed-off-by: Martin Dørum <dorum@xxxxxxxxxxxxxxx  <mailto:dorum@xxxxxxxxxxxxxxx>>
> > Can one of the driver maintainers review this?
> >
> > It sounds reasonable, but I wonder if this can break existing setups where
> > the sensor only supports 2X8 and not 1X16.
> >
> > Regards,
> >
> >       Hans
> >
>
> This hasn't hit my inbox but, I'll give it a test sometime this week.
>
> ---
> bod

This patch is fine. The only concern I had with upstream was
drivers/media/i2c/ov5640 which is a default sensor on apq8016/db410c
ov5640 looks fine.

Please apply

Acked-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>




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