Re: ipu3-imgu 0000:00:05.0: required queues are disabled

From: Kai Heng Feng
Date: Mon Jan 28 2019 - 10:46:06 EST


Hi Kieran,

> On Jan 28, 2019, at 4:48 PM, Kieran Bingham <kieran.bingham@xxxxxxxxxxxxxxxx> wrote:
>
> Hi Kai-Heng,
>
> On 27/01/2019 05:56, Kai-Heng Feng wrote:
>> Hi,
>>
>> We have a bug report [1] that the ipu3 doesnât work.
>> Does ipu3 need special userspace to work?
>
> Yes, it will need further userspace support to configure the pipeline,
> and to provide 3A algorithms for white balance, focus, and exposure
> times to the sensor.
>
> We are developing a stack called libcamera [0] to support this, but it's
> still in active development and not yet ready for use. Fortunately
> however, IPU3 is one of our primary initial targets.

Thanks for the info.

>
> [0] https://www.libcamera.org/
>
>> [1] https://bugs.launchpad.net/bugs/1812114
>
> I have reported similar information to the launchpad bug entry.
>
> It might help if we can get hold of a Dell 7275 sometime although I
> think Mauro at least has one ?
>
> If this is a priority for Canonical, please contact us directly.

Not really, just raise issues from Launchpad to appropriate mailing list.

Kai-Heng

>
>> Kai-Heng
> --
> Regards
>
> Kieran