[libcamera-devel] presentation

[Enrique Artal]

In the previous reply I forgot to send the output to the list:

Media controller API version 5.6.7

Media device information
------------------------
driver          ipu3-cio2
model           Intel IPU3 CIO2
serial
bus info        PCI:0000:00:14.3
hw revision     0x0
driver version  5.6.7

Device topology
- entity 1: ipu3-csi2 0 (2 pads, 1 link)
             type V4L2 subdev subtype Unknown flags 0
             device node name /dev/v4l-subdev0
     pad0: Sink
     pad1: Source
         [fmt:SGRBG10_1X10/1936x1096 field:none]
         -> "ipu3-cio2 0":0 [ENABLED,IMMUTABLE]

- entity 4: ipu3-cio2 0 (1 pad, 1 link)
             type Node subtype V4L flags 0
             device node name /dev/video0
     pad0: Sink
         <- "ipu3-csi2 0":1 [ENABLED,IMMUTABLE]

- entity 10: ipu3-csi2 1 (2 pads, 1 link)
              type V4L2 subdev subtype Unknown flags 0
              device node name /dev/v4l-subdev1
     pad0: Sink
     pad1: Source
         [fmt:SGRBG10_1X10/1936x1096 field:none]
         -> "ipu3-cio2 1":0 [ENABLED,IMMUTABLE]

- entity 13: ipu3-cio2 1 (1 pad, 1 link)
              type Node subtype V4L flags 0
              device node name /dev/video1
     pad0: Sink
         <- "ipu3-csi2 1":1 [ENABLED,IMMUTABLE]

- entity 19: ipu3-csi2 2 (2 pads, 1 link)
              type V4L2 subdev subtype Unknown flags 0
              device node name /dev/v4l-subdev2
     pad0: Sink
     pad1: Source
         [fmt:SGRBG10_1X10/1936x1096 field:none]
         -> "ipu3-cio2 2":0 [ENABLED,IMMUTABLE]

- entity 22: ipu3-cio2 2 (1 pad, 1 link)
              type Node subtype V4L flags 0
              device node name /dev/video2
     pad0: Sink
         <- "ipu3-csi2 2":1 [ENABLED,IMMUTABLE]

- entity 28: ipu3-csi2 3 (2 pads, 1 link)
              type V4L2 subdev subtype Unknown flags 0
              device node name /dev/v4l-subdev3
     pad0: Sink
     pad1: Source
         [fmt:SGRBG10_1X10/1936x1096 field:none]
         -> "ipu3-cio2 3":0 [ENABLED,IMMUTABLE]

- entity 31: ipu3-cio2 3 (1 pad, 1 link)
              type Node subtype V4L flags 0
              device node name /dev/video3
     pad0: Sink
         <- "ipu3-csi2 3":1 [ENABLED,IMMUTABLE]

El 29/4/20 a las 14:22, Laurent Pinchart escribió:
> Hi Enrique,
>
> On Wed, Apr 29, 2020 at 09:04:57AM +0200, Enrique Artal wrote:
>> Dear members of the lists,
>>
>> I am not a developer, so my contribution to this list may be only for
>> testing. I use an hp pro x2 612 g2, with Fedora 31 at this time, which
>> has (I think!) an ipu3 device. I have compiled libcamera and the device
>> is recognized somehow (four /dev/video*) are created but none of them
>> are listed with "sudo cam -l"; neither cheese nor webcamoid recognize
>> them, only ucview seems to detect something with no image. Last git
>> version is installed. If there is some test that should run for this
>> device, you can use my assistance. Thanks for you work, Enrique.
>>
>> PS. If more data is needed, feel free to ask for it.
> Could you please send the output of
>
> media-ctl -p -d /dev/mediaX
>
> for each of the /dev/media* devices present in your system ? media-ctl
> is part of v4l-utils.
>