Camera Intel IUP6 not Working on Ubuntu 26.04
https://askubuntu.com/questions/1566791/camera-intel-iup6-not-working-on-ubuntu-26-04
I have some troubles with camera/webcame for Dell Latitude 73640. On the live USB of UBUNTU, camera is working. But not after installation...
Here after a short diagnosis of what is available on the live :
dpkg -l | grep -Ei 'ipu|ivsc|camera|libcamera|pipewire|portal|v412'
ii accountsservice 23.13.9-8ubuntu5 amd64 query and manipulate user account information
ii bpftool 7.7.0+7.0.0-14.14 amd64 Inspection and simple manipulation of BPF programs and maps
ii bubblewrap 0.11.1-1 amd64 utility for unprivileged chroot and namespace manipulation
ii cups-ppdc 2.4.16-1ubuntu1 amd64 Common UNIX Printing System(tm) - PPD manipulation utilities
ii gnome-remote-desktop 50.0-0ubuntu2 amd64 Remote desktop daemon for GNOME using PipeWire
ii gstreamer1.0-libcamera:amd64 0.7.0-1ubuntu2 amd64 complex camera support library (GStreamer plugin)
ii gstreamer1.0-pipewire:amd64 1.6.2-1ubuntu1 amd64 GStreamer 1.0 plugin for the PipeWire multimedia server
ii iputils-ping 3:20250605-1ubuntu1 amd64 Tools to test the reachability of network hosts
ii iputils-tracepath 3:20250605-1ubuntu1 amd64 Tools to trace the network path to a remote host
ii libaccountsservice0:amd64 23.13.9-8ubuntu5 amd64 query and manipulate user account information - shared libraries
ii libblockdev3:amd64 3.4.0-1 amd64 Library for manipulating block devices
ii libcamera-ipa:amd64 0.7.0-1ubuntu2 amd64 complex camera support library (IPA modules)
ii libcamera0.7:amd64 0.7.0-1ubuntu2 amd64 complex camera support library
ii libexiv2-28:amd64 0.28.8+dfsg-1 amd64 EXIF/IPTC/XMP metadata manipulation library
ii libexiv2-data 0.28.8+dfsg-1 all EXIF/IPTC/XMP metadata manipulation library - shared data
ii libgphoto2-6t64:amd64 2.5.33-1ubuntu1 amd64 gphoto2 digital camera library
ii libgphoto2-l10n 2.5.33-1ubuntu1 all gphoto2 digital camera library - localized messages
ii libgphoto2-port12t64:amd64 2.5.33-1ubuntu1 amd64 gphoto2 digital camera port library
ii libisl23:amd64 0.27-1build1 amd64 manipulating sets and relations of integer points bounded by linear constraints
ii libjansson4:amd64 2.14-2build4 amd64 C library for encoding, decoding and manipulating JSON data
ii libjson-c5:amd64 0.18+ds-3 amd64 JSON manipulation library - shared library
ii libjson-glib-1.0-0:amd64 1.10.8+ds-2 amd64 GLib JSON manipulation library
ii libjson-glib-1.0-common 1.10.8+ds-2 all GLib JSON manipulation library (common files)
ii libmailtools-perl 2.22-1 all modules to manipulate email in perl programs
ii liboeffis1:amd64 1.5.0-3 amd64 RemoteDesktop portal DBus helper library
ii libparted-fs-resize0t64:amd64 3.6-6 amd64 disk partition manipulator - shared FS resizing library
ii libparted2t64:amd64 3.6-6 amd64 disk partition manipulator - shared library
ii libpipeline1:amd64 1.5.8-2 amd64 Unix process pipeline manipulation library
ii libpipewire-0.3-0t64:amd64 1.6.2-1ubuntu1 amd64 libraries for the PipeWire multimedia server
ii libpipewire-0.3-common 1.6.2-1ubuntu1 all libraries for the PipeWire multimedia server - common files
ii libpipewire-0.3-modules:amd64 1.6.2-1ubuntu1 amd64 libraries for the PipeWire multimedia server - modules
ii libpixman-1-0:amd64 0.46.4-1 amd64 pixel-manipulation library for X and cairo
ii libportal-gtk3-1:amd64 0.9.1-2build1 amd64 Flatpak portal library for GTK 3 GUIs
ii libportal-gtk4-1:amd64 0.9.1-2build1 amd64 Flatpak portal library for GTK 4 GUIs
ii libportal1:amd64 0.9.1-2build1 amd64 Flatpak portal library - non-GUI part
ii libsepol2:amd64 3.9-2 amd64 SELinux library for manipulating binary security policies
ii libspa-0.2-bluetooth:amd64 1.6.2-1ubuntu1 amd64 libraries for the PipeWire multimedia server - bluetooth plugins
ii libspa-0.2-libcamera:amd64 1.6.2-1ubuntu1 amd64 libraries for the PipeWire multimedia server - libcamera plugin
ii libspa-0.2-modules:amd64 1.6.2-1ubuntu1 amd64 libraries for the PipeWire multimedia server Simple Plugin API - modules
ii libtimedate-perl 2.3300-2 all collection of modules to manipulate date/time information
ii liburi-perl 5.34-2build1 all module to manipulate and access URI strings
ii libvolume-key1:amd64 0.3.12-10build2 amd64 Library for manipulating storage encryption keys and passphrases
ii libxkbfile1:amd64 1:1.1.0-1build5 amd64 X11 keyboard file manipulation library
ii linux-firmware-intel-graphics 20260319.git217ca6e4-0ubuntu2 all Firmware for Intel graphics and IPU and VSC processors
ii mokutil 0.7.2-2 amd64 tools for manipulating machine owner keys
ii mount 2.41.3-3ubuntu2 amd64 tools for mounting and manipulating filesystems
ii parted 3.6-6 amd64 disk partition manipulator
ii pipewire:amd64 1.6.2-1ubuntu1 amd64 audio and video processing engine multimedia server
ii pipewire-alsa:amd64 1.6.2-1ubuntu1 amd64 PipeWire ALSA plugin, for ALSA applications to output via PipeWire
ii pipewire-audio 1.6.2-1ubuntu1 all recommended set of PipeWire packages for a standard audio desktop use
ii pipewire-bin 1.6.2-1ubuntu1 amd64 PipeWire multimedia server - programs
ii pipewire-pulse 1.6.2-1ubuntu1 amd64 PipeWire PulseAudio daemon
ii python3-jaraco.text 4.0.0-1build1 all jaraco text manipulation functions
ii python3-lazr.uri 1.0.6-7build1 all library for parsing, manipulating, and generating URIs
ii python3-netaddr 1.3.0-1build1 all manipulation of various common network address notations (Python 3)
ii python3-xkit 0.5.0ubuntu8 all library for the manipulation of xorg.conf files (Python 3)
ii sbsigntool 0.9.4-3.1ubuntu9 amd64 Tools to manipulate signatures on UEFI binaries and drivers
ii udisks2 2.10.91-1ubuntu2 amd64 D-Bus service to access and manipulate storage devices
ii wireplumber 0.5.13-1ubuntu1 amd64 modular session / policy manager for PipeWire
ii xdg-desktop-portal 1.21.1+ds-1ubuntu3 amd64 desktop integration portal for Flatpak and Snap
ii xdg-desktop-portal-gnome 50.0-0ubuntu1 amd64 GNOME portal backend for xdg-desktop-portal
ii xdg-desktop-portal-gtk 1.15.3-2ubuntu1 amd64 GTK+/GNOME portal backend for xdg-desktop-portal
ii xorriso 1:1.5.6-1.1ubuntu4 amd64 command line ISO-9660 and Rock Ridge manipulation tool
And
lsmod | grep -Ei 'iup|ivsc|v4l2|uvc'
videobuf2_v4l2 36864 1 intel_ipu6_isys
videobuf2_common 90112 4 videobuf2_v4l2,intel_ipu6_isys,videobuf2_dma_sg,videobuf2_memops
ivsc_ace 16384 0
ivsc_csi 12288 3
mei 184320 10 ivsc_ace,mei_hdcp,mei_pxp,ivsc_csi,mei_vsc,mei_me
ipu_bridge 24576 3 intel_ipu6,ivsc_csi,intel_ipu6_isys
v4l2_fwnode 40960 8 hi556,ivsc_csi,intel_ipu6_isys
v4l2_async 32768 4 v4l2_fwnode,hi556,ivsc_csi,intel_ipu6_isys
videodev 376832 16 v4l2_async,v4l2_fwnode,hi556,videobuf2_v4l2,ivsc_csi,intel_ipu6_isys
mc 90112 10 v4l2_async,videodev,snd_usb_audio,hi556,videobuf2_v4l2,ivsc_csi,intel_ipu6_isys,videobuf2_common
And to complete
sudo dmesg | grep -Ei 'iup|ivsc|camera|sensor|ov'
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] efi: Remove mem99: MMIO range=[0xc0000000-0xcfffffff] (256MB) from e820 map
[ 0.000000] e820: remove [mem 0xc0000000-0xcfffffff] device reserved
[ 0.000000] efi: Remove mem100: MMIO range=[0xf9800000-0xf9ffffff] (8MB) from e820 map
[ 0.000000] e820: remove [mem 0xf9800000-0xf9ffffff] device reserved
[ 0.000000] efi: Remove mem102: MMIO range=[0xff000000-0xffffffff] (16MB) from e820 map
[ 0.000000] e820: remove [mem 0xff000000-0xffffffff] device reserved
[ 0.000011] e820: remove [mem 0x000a0000-0x000fffff] System RAM
[ 0.009607] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.009609] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.009704] Movable zone start for each node
[ 0.115649] thermal_sys: Registered thermal governor 'fair_share'
[ 0.115649] thermal_sys: Registered thermal governor 'bang_bang'
[ 0.115649] thermal_sys: Registered thermal governor 'step_wise'
[ 0.115649] thermal_sys: Registered thermal governor 'user_space'
[ 0.115649] thermal_sys: Registered thermal governor 'power_allocator'
[ 0.115649] cpuidle: using governor ladder
[ 0.115649] cpuidle: using governor menu
[ 0.653235] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 0.826156] fbcon: Deferring console take-over
[ 0.840610] Key type fscrypt-provisioning registered
[ 1.839677] hid-generic 001F:8087:0AC2.0002: hidraw1: SENSOR HUB HID v2.00 Device [hid-ishtp 8087:0AC2] on
[ 1.854131] hid-generic 001F:8087:0AC2.0003: hidraw2: SENSOR HUB HID v2.00 Device [hid-ishtp 8087:0AC2] on
[ 1.866426] hid-generic 001F:8087:0AC2.0004: hidraw3: SENSOR HUB HID v2.00 Device [hid-ishtp 8087:0AC2] on
[ 1.873646] hid-generic 001F:8087:0AC2.0005: hidraw4: SENSOR HUB HID v2.00 Device [hid-ishtp 8087:0AC2] on
[ 1.878387] hid-sensor-hub 001F:8087:0AC2.0002: hidraw1: SENSOR HUB HID v2.00 Device [hid-ishtp 8087:0AC2] on
[ 1.879948] hid-sensor-hub 001F:8087:0AC2.0003: hidraw2: SENSOR HUB HID v2.00 Device [hid-ishtp 8087:0AC2] on
[ 1.881466] hid-sensor-hub 001F:8087:0AC2.0004: hidraw3: SENSOR HUB HID v2.00 Device [hid-ishtp 8087:0AC2] on
[ 1.882495] hid-sensor-hub 001F:8087:0AC2.0005: hidraw4: SENSOR HUB HID v2.00 Device [hid-ishtp 8087:0AC2] on
[ 2.127658] usb 2-1.3: Manufacturer: Lenovo
[ 3.067688] raid6: using avx2x2 recovery algorithm
[ 3.866954] sd 0:0:0:0: [sda] Attached SCSI removable disk
[ 4.808951] overlayfs: null uuid in non-single lower fs '/', falling back to xino=off,index=off,nfs_export=off.
[ 5.254541] EXT4-fs (sda4): recovery complete
[ 5.773359] evm: overlay not supported
[ 14.550372] systemd[1]: /usr/lib/systemd/system/xfs_scrub_all.service:26: Support for option CPUAccounting= has been removed and it is ignored
[ 14.550782] systemd[1]: /usr/lib/systemd/system/system-xfs_scrub.slice:15: Support for option CPUAccounting= has been removed and it is ignored
[ 16.866612] RAPL PMU: API unit is 2^-32 Joules, 4 fixed counters, 655360 ms ovfl timer
[ 17.174889] fbcon: Deferring console take-over
[ 29.575149] pci 0000:00:05.0: Found supported sensor INT3537:00
[ 29.575381] pci 0000:00:05.0: Connected 1 cameras
[ 29.760132] hi556 i2c-INT3537:00: supply dovdd not found, using dummy regulator
And
systemctl --user --no-pager | grep -E 'pipewire|portal|wireplumber'
pipewire-pulse.service loaded active running PipeWire PulseAudio
pipewire.service loaded active running PipeWire Multimedia Service
wireplumber.service loaded active running Multimedia Service Session Manager
xdg-desktop-portal-gnome.service loaded active running Portal service (GNOME implementation)
xdg-desktop-portal-gtk.service loaded active running Portal service (GTK/GNOME implementation)
xdg-desktop-portal.service loaded active running Portal service
xdg-document-portal.service loaded active running flatpak document portal service
pipewire-pulse.socket loaded active running PipeWire PulseAudio
pipewire.socket loaded active running PipeWire Multimedi