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Subject: Re: ipu3-imgu 0000:00:05.0: required queues are disabled
From:   Kai Heng Feng <kai.heng.feng@canonical.com>
In-Reply-To: <ac9cd5cd-82af-48c7-5b12-adacb540480c@ideasonboard.com>
Date:   Mon, 28 Jan 2019 23:45:52 +0800
Cc:     sakari.ailus@linux.intel.com, bingbu.cao@intel.com,
        yong.zhi@intel.com, linux-media@vger.kernel.org,
        devel@driverdev.osuosl.org,
        Linux Kernel <linux-kernel@vger.kernel.org>,
        LibCamera Devel <libcamera-devel@lists.libcamera.org>
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 <ac9cd5cd-82af-48c7-5b12-adacb540480c@ideasonboard.com>
To:     Kieran Bingham <kieran.bingham@ideasonboard.com>
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Hi Kieran,

> On Jan 28, 2019, at 4:48 PM, Kieran Bingham <kieran.bingham@ideasonboard.com> wrote:
> 
> Hi Kai-Heng,
> 
> On 27/01/2019 05:56, Kai-Heng Feng wrote:
>> Hi,
>> 
>> We have a bug report [1] that the ipu3 doesn’t 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