APPLIED[J]: [PATCH 0/3][SRU][Jammy/oem-5.10/oem-5.13/oem-5.14] support signed v4l2loopback dkms build

Andrea Righi andrea.righi at canonical.com
Tue Jan 4 08:57:58 UTC 2022


On Tue, Jan 04, 2022 at 02:35:36AM +0800, You-Sheng Yang wrote:
> BugLink: https://bugs.launchpad.net/bugs/1938531
> 
> [Impact]
> 
> v4l2loopback is used as a critical role on Intel IPU6 camera platforms,
> which takes userspace middleware involvements to correctly configure
> hardware sensors. While all the legacy camera applications are not yet
> learned how to support libcamera, v4l2loopback and a v4l2-relayd step in
> as a video streaming proxy for backward compatibility.
> 
> To preinstall v4l2loopback kernel module on secureboot systems, signed
> modules should be used.
> 
> [Fix]
> 
> All Ubuntu specific changes to enable signed v4l2loopback dkms builds.
> 
> [Test Case]
> 
> Install signed modules package and check `modinfo v4l2loopback`.
> 
> [Where problems could occur]
> 
> N/A.
> 
> [Other Info]
> 
> This adds current revision of v4l2loopback in the ubuntu archive. While
> some other fixes are also needed for v4l2loopback/focal, expects version
> bumps recently.

Applied to jammy:linux.

Thanks,
-Andrea



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