APPLIED: [PATCH 0/1][SRU][Oracular] Defer enumeration of LNL/ARL MIPI IPU6/IPU7 usbio devices

[Mehmet Basaran]

You-Sheng Yang <vicamo.yang at canonical.com> writes:

> BugLink: https://bugs.launchpad.net/bugs/2090932
>
> [Impact]
>
> I2C camera sensor fails to probe with -ENXIO:
> ```
> $ sudo dmesg|grep ov0
> [ 4.484426] ov02c10 i2c-OVTI02C1:00: chip id mismatch: 560243!=0
> [ 4.484432] ov02c10 i2c-OVTI02C1:00: failed to find sensor: -6
> ```
>
> [Fix]
>
> * https://github.com/intel/vision-drivers/pull/18
>
> There is no final solution yet due to the internal process of solution vendors.
> To meet project schedule, we adopt this widely tested pull request.
>
> [Test Case]
>
> 1. Install kernel from -proposed pocket,
> 2. Reboot with the newly installed kernel,
> 3. Check dmesg output and the probe error should go away.
> 4. Check camera working with https://webcamtests.com/
>
> [Where problems could occur]
>
> Basically there is no actual function change but to ensure device driver may
> reprobe when the depending component is not yet available. While this issue
> happens only on selected usbio equipped platforms, and we tests integrated PPAs
> on nearly all OEM MIPI platforms, so far there is no known regression/problem
> found.
>
> [Other Info]
>
> This affects vision-drivers version 0~git202408091833.02081ea4-0ubuntu2, which
> is used by linux-oem-6.11/noble, linux/oracular, and newer. Nominate for Plucky,
> Oracular and OEM-6.11.
>
> Jason Chen (1):
>   UBUNTU: SAUCE: ACPI: scan: Update HID for new platform
>
>  drivers/acpi/scan.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> --
> 2.45.2
>
>
> --
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team
Applied to oracular:linux master-next branches. Thanks!
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 873 bytes
Desc: not available
URL: <https://lists.ubuntu.com/archives/kernel-team/attachments/20250113/6f009cfe/attachment-0001.sig>