Re: [PATCH v4 0/3] DCMI bridge support

From: Hugues FRUCHET
Date: Thu Aug 08 2019 - 05:39:42 EST


Hi Hans,

You're welcome, here it is:

1) v4l-utils master branch, commit
6aa15f7447d4aeca6af1ed7ee9644a0c7e891ece "v4l2-ctl: fix double
decrementing of stream_count"

2) Cropping test is failed as usual because of OV5640 discrete framesizes

3) No more /dev/media* and /dev/v4l-*:
root@stm32mp1-av96:~# ls -al /dev/video0
crw-rw---- 1 root video 81, 0 Mar 19 17:42 /dev/video0
root@stm32mp1-av96:~# ls -al /dev/media*
ls: cannot access '/dev/media*': No such file or directory
root@stm32mp1-av96:~# ls -al /dev/v4l-*
ls: cannot access '/dev/v4l-*': No such file or directory


root@stm32mp1-av96:~# v4l2-compliance -s
v4l2-compliance SHA: 6aa15f7447d4aeca6af1ed7ee9644a0c7e891ece, 32 bits

Compliance test for stm32-dcmi device /dev/video0:

Driver Info:
Driver name : stm32-dcmi
Card type : STM32 Camera Memory Interface
Bus info : platform:dcmi
Driver version : 4.19.49
Capabilities : 0x85200001
Video Capture
Read/Write
Streaming
Extended Pix Format
Device Capabilities
Device Caps : 0x05200001
Video Capture
Read/Write
Streaming
Extended Pix Format

Required ioctls:
test VIDIOC_QUERYCAP: OK

Allow for multiple opens:
test second /dev/video0 open: OK
test VIDIOC_QUERYCAP: OK
test VIDIOC_G/S_PRIORITY: OK
test for unlimited opens: OK

Debug ioctls:
test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
test VIDIOC_LOG_STATUS: OK

Input ioctls:
test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported)
test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported)
test VIDIOC_ENUMAUDIO: OK (Not Supported)
test VIDIOC_G/S/ENUMINPUT: OK
test VIDIOC_G/S_AUDIO: OK (Not Supported)
Inputs: 1 Audio Inputs: 0 Tuners: 0

Output ioctls:
test VIDIOC_G/S_MODULATOR: OK (Not Supported)
test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
test VIDIOC_ENUMAUDOUT: OK (Not Supported)
test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported)
test VIDIOC_G/S_AUDOUT: OK (Not Supported)
Outputs: 0 Audio Outputs: 0 Modulators: 0

Input/Output configuration ioctls:
test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported)
test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported)
test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported)
test VIDIOC_G/S_EDID: OK (Not Supported)

Control ioctls (Input 0):
test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK
test VIDIOC_QUERYCTRL: OK
test VIDIOC_G/S_CTRL: OK
test VIDIOC_G/S/TRY_EXT_CTRLS: OK
test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK
test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
Standard Controls: 18 Private Controls: 0

Format ioctls (Input 0):
test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
test VIDIOC_G/S_PARM: OK
test VIDIOC_G_FBUF: OK (Not Supported)
test VIDIOC_G_FMT: OK
test VIDIOC_TRY_FMT: OK
test VIDIOC_S_FMT: OK
test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)
fail:
../../../../../../../../../sources/v4l-utils/utils/v4l2-compliance/v4l2-test-formats.cpp(1414):
node->frmsizes_count[pixfm
t] > 1
test Cropping: FAIL
test Composing: OK (Not Supported)
test Scaling: OK (Not Supported)

Codec ioctls (Input 0):
test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported)
test VIDIOC_G_ENC_INDEX: OK (Not Supported)
test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported)

Buffer ioctls (Input 0):
test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
test VIDIOC_EXPBUF: OK
test Requests: OK (Not Supported)

Test input 0:

Streaming ioctls:
test read/write: OK
test blocking wait: OK
test MMAP (no poll): OK
test MMAP (select): OK
test MMAP (epoll): OK
test USERPTR (no poll): OK (Not Supported)
test USERPTR (select): OK (Not Supported)
test DMABUF: Cannot test, specify --expbuf-device

Total for stm32-dcmi device /dev/video0: 51, Succeeded: 50, Failed: 1,
Warnings: 0


On 8/7/19 12:15 PM, Hans Verkuil wrote:
> Hi Hugues,
>
> Can you provide the output of the most recent v4l2-compliance?
>
> Use 'v4l2-compliance -s'.
>
> Also, just to confirm, with this v4 there are no /dev/mediaX or
> /dev/v4l-subdevX devices created anymore, right?
>
> This v4 looks good to me, I just want to have these final checks
> done.
>
> Regards,
>
> Hans
>

Best regards,
Hugues.