Public bug reported:

Bug Description

Summary:
The integrated MIPI webcam on my Dell Precision 5490 does not work on Ubuntu 
25.04 (kernel 6.14.0-15-generic). The camera is detected and all required IPU6 
kernel modules and firmware are present, but applications like Cheese and 
GStreamer fail to capture video.

Steps to Reproduce:

    Boot Dell Precision 5490 with Ubuntu 25.04 (kernel
6.14.0-15-generic).

    Confirm IPU6 modules and firmware are loaded:

        lsmod | grep ipu shows all relevant modules (intel_ipu6,
intel_ipu6_isys, ov01a10, etc.).

        /usr/lib/firmware/intel/ipu/ contains all expected firmware
blobs.

    Launch Cheese or test with gst-launch-1.0 libcamerasrc !
videoconvert ! autovideosink.

Expected Result:
Webcam should function normally, displaying video.

Actual Result:

    Cheese and GStreamer both fail to display video.

    Cheese logs (libcamera v0.4.0) show repeated errors:

        Recommended V4L2 control 0x009a0922 not supported

        Unable to get rectangle X on pad 0/0: Ioctl() inapproprié pour
un périphérique

        The sensor kernel driver needs to be fixed

        Configuration file 'ov01a10.yaml' not found for IPA module
'simple', falling back to 'uncalibrated.yaml'

    GStreamer fails with buffer queue timeouts.

    The camera is detected, but no image is captured.

Diagnostic Output:

uname -a
Linux ige-mcpn-175 6.14.0-15-generic #15-Ubuntu SMP PREEMPT_DYNAMIC Sun Apr  6 
15:05:05 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux

lsmod | grep ipu
intel_ipu6_psys       106496  0
intel_ipu6_isys       126976  0
videobuf2_dma_sg       20480  2 intel_ipu6_isys
videobuf2_v4l2         36864  1 intel_ipu6_isys
videobuf2_common       90112  4 
videobuf2_v4l2,intel_ipu6_isys,videobuf2_dma_sg,videobuf2_memops
v4l2_fwnode            40960  4 ov01a10,ivsc_csi,intel_ipu6_isys
v4l2_async             28672  4 v4l2_fwnode,ov01a10,ivsc_csi,intel_ipu6_isys
intel_ipu6             73728  2 intel_ipu6_isys,intel_ipu6_psys
videodev              364544  6 
v4l2_async,v4l2_fwnode,videobuf2_v4l2,ov01a10,ivsc_csi,intel_ipu6_isys
ipu_bridge             20480  3 intel_ipu6,ivsc_csi,intel_ipu6_isys
mc                     86016  7 
v4l2_async,videodev,videobuf2_v4l2,ov01a10,ivsc_csi,intel_ipu6_isys,videobuf2_common

ls /usr/lib/firmware/intel/ipu/
ipu6epadln_fw.bin.zst  ipu7_fw.bin.zst
ipu6ep_fw.bin.zst      irci_irci_ecr-master_20161208_0213_20170112_1500.bin.zst
ipu6epmtl_fw.bin.zst   shisp_2400b0_v21.bin.zst
ipu6_fw.bin.zst        shisp_2401a0_v21.bin.zst
ipu6se_fw.bin.zst

Cheese output (libcamera):

[INFO] Camera camera_manager.cpp:327 libcamera v0.4.0
[WARN] CameraSensor camera_sensor_legacy.cpp:354 'ov01a10 12-0036': Recommended 
V4L2 control 0x009a0922 not supported
[ERROR] V4L2 v4l2_subdevice.cpp:1127 'ov01a10 12-0036': Unable to get rectangle 
2 on pad 0/0: Ioctl() inapproprié pour un périphérique
...
[WARN] CameraSensor camera_sensor_legacy.cpp:426 'ov01a10 12-0036': The sensor 
kernel driver needs to be fixed
[WARN] CameraSensor camera_sensor_legacy.cpp:428 'ov01a10 12-0036': See 
Documentation/sensor_driver_requirements.rst in the libcamera sources for more 
information
[WARN] IPAProxy ipa_proxy.cpp:160 Configuration file 'ov01a10.yaml' not found 
for IPA module 'simple', falling back to 'uncalibrated.yaml'
[WARN] IPASoft soft_simple.cpp:96 IPASoft: Failed to create camera sensor 
helper for ov01a10

ProblemType: Bug
DistroRelease: Ubuntu 25.04
Package: linux-image-6.14.0-15-generic 6.14.0-15.15
ProcVersionSignature: Ubuntu 6.14.0-15.15-generic 6.14.0
Uname: Linux 6.14.0-15-generic x86_64
ApportVersion: 2.32.0-0ubuntu5.1
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  haddjera  11198 F.... pipewire
                      haddjera  11203 F.... wireplumber
 /dev/snd/seq:        haddjera  11198 F.... pipewire
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
Date: Wed Jun  4 12:58:05 2025
IwDevWlp2s0f0Link: Not connected.
MachineType: Dell Inc. Precision 5490
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-6.14.0-15-generic 
root=/dev/mapper/vg1-root ro 
crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M
RelatedPackageVersions:
 linux-restricted-modules-6.14.0-15-generic N/A
 linux-backports-modules-6.14.0-15-generic  N/A
 linux-firmware                             20250317.git1d4c88ee-0ubuntu1.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
WifiSyslog:
 
dmi.bios.date: 03/24/2025
dmi.bios.release: 1.13
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.13.0
dmi.board.name: 0K69WX
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.ec.firmware.release: 1.17
dmi.modalias: 
dmi:bvnDellInc.:bvr1.13.0:bd03/24/2025:br1.13:efr1.17:svnDellInc.:pnPrecision5490:pvr:rvnDellInc.:rn0K69WX:rvrA00:cvnDellInc.:ct10:cvr:sku0CC7:
dmi.product.family: Precision
dmi.product.name: Precision 5490
dmi.product.sku: 0CC7
dmi.sys.vendor: Dell Inc.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug plucky wayland-session

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https://bugs.launchpad.net/bugs/2112459

Title:
  Dell Precision 5490 MIPI webcam not working on Ubuntu 25.04 (kernel
  6.14, IPU6 modules loaded, ov01a10 sensor)

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