APPLIED [Resolute]: [SRU][Stonking][Resolute][PATCH 0/1] MIPI camera of a BBG809N3A_B sensor SKU of the DELL Pro 14 Premium PA14260 renders upside-down

[Mehmet Basaran]

Applied to resolute:linux master-next branch. Thanks.

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You-Sheng Yang via kernel-team <kernel-team at lists.ubuntu.com> writes:

> BugLink: https://bugs.launchpad.net/bugs/2155837
>
> [Impact]
>
> DELL Pro 14 Premium PA14260 has many SKUs and two of them have this
> upside-down issue. The `dmi_first_match()` call will either return NULL
> or the first matching entry, so the original implementation is not
> effective for the second case that is with a BBG809N3A_B sensor.
>
> [Fix]
>
> Ubuntu sauced fix that extends the original platform matching process to
> be more flexible to cover this special case.
>
> [Test Plan]
>
> 1. Install kernel from the -proposed pocket and reboot into it.
> 2. Use http://webcamtests.com/ to test camera streaming. The affected
>    SKU should now gives the correct orientation.
>
> [Where problems could occur]
>
> The new implementation has exactly the same behaviour for other existing
> entries, but correct the affected ones. No known issue yet.
>
> [Other Info]
>
> Proposed to the upstream ipu6-drivers github repository in
> https://github.com/intel/ipu6-drivers/pull/445. Intel is working on
> upstreaming these platform fixes.
>
> Nominate for oem-6.17, oem-7.0, resolute, stonking.
>
> For stonking, it depends on not yet accepted fixes for bug 2146517 in
> https://lists.ubuntu.com/archives/kernel-team/2026-June/168657.html
>
> You-Sheng Yang (1):
>   UBUNTU: SAUCE: media: ipu-bridge: correct platform handling for DELL
>     Pro 14 Premium PA14260
>
>  drivers/media/pci/intel/ipu-bridge.c | 86 ++++++++++++++++++++--------
>  1 file changed, 62 insertions(+), 24 deletions(-)
>
> --
> 2.53.0
>
>
> --
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team
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