I have a Dell Inspiron 5490 with Ubuntu 25.04 on which the webcam does not work. This is a known issue for this laptop with Ubuntu. Is there anything I can do to try and make it work?
Some relevant info here following and from this previous question.
@Precision-5490:~$ lspci
0000:00:00.0 Host bridge: Intel Corporation Device 7d01 (rev 04)
0000:00:01.0 PCI bridge: Intel Corporation Device 7ecc (rev 10)
0000:00:02.0 VGA compatible controller: Intel Corporation Meteor Lake-P [Intel Arc Graphics] (rev 08)
0000:00:04.0 Signal processing controller: Intel Corporation Meteor Lake-P Dynamic Tuning Technology (rev 04)
0000:00:05.0 Multimedia controller: Intel Corporation Meteor Lake IPU (rev 04)
0000:00:06.0 PCI bridge: Intel Corporation Device 7e4d (rev 20)
0000:00:07.0 PCI bridge: Intel Corporation Meteor Lake-P Thunderbolt 4 PCI Express Root Port #0 (rev 10)
0000:00:07.1 PCI bridge: Intel Corporation Meteor Lake-P Thunderbolt 4 PCI Express Root Port #1 (rev 10)
0000:00:07.2 PCI bridge: Intel Corporation Meteor Lake-P Thunderbolt 4 PCI Express Root Port #2 (rev 10)
0000:00:07.3 PCI bridge: Intel Corporation Meteor Lake-P Thunderbolt 4 PCI Express Root Port #3 (rev 10)
0000:00:08.0 System peripheral: Intel Corporation Meteor Lake-P Gaussian & Neural-Network Accelerator (rev 20)
0000:00:0a.0 Signal processing controller: Intel Corporation Meteor Lake-P Platform Monitoring Technology (rev 01)
0000:00:0b.0 Processing accelerators: Intel Corporation Meteor Lake NPU (rev 04)
0000:00:0d.0 USB controller: Intel Corporation Meteor Lake-P Thunderbolt 4 USB Controller (rev 10)
0000:00:0d.2 USB controller: Intel Corporation Meteor Lake-P Thunderbolt 4 NHI #0 (rev 10)
0000:00:0d.3 USB controller: Intel Corporation Meteor Lake-P Thunderbolt 4 NHI #1 (rev 10)
0000:00:0e.0 RAID bus controller: Intel Corporation Volume Management Device NVMe RAID Controller Intel Corporation
0000:00:12.0 Serial controller: Intel Corporation Meteor Lake-P Integrated Sensor Hub (rev 20)
0000:00:14.0 USB controller: Intel Corporation Meteor Lake-P USB 3.2 Gen 2x1 xHCI Host Controller (rev 20)
0000:00:14.2 RAM memory: Intel Corporation Device 7e7f (rev 20)
0000:00:15.0 Serial bus controller: Intel Corporation Meteor Lake-P Serial IO I2C Controller #0 (rev 20)
0000:00:15.3 Serial bus controller: Intel Corporation Meteor Lake-P Serial IO I2C Controller #3 (rev 20)
0000:00:16.0 Communication controller: Intel Corporation Meteor Lake-P CSME HECI #1 (rev 20)
0000:00:1c.0 PCI bridge: Intel Corporation Device 7e3f (rev 20)
0000:00:1f.0 ISA bridge: Intel Corporation Device 7e02 (rev 20)
0000:00:1f.3 Multimedia audio controller: Intel Corporation Meteor Lake-P HD Audio Controller (rev 20)
0000:00:1f.4 SMBus: Intel Corporation Meteor Lake-P SMBus Controller (rev 20)
0000:00:1f.5 Serial bus controller: Intel Corporation Meteor Lake-P SPI Controller (rev 20)
0000:01:00.0 3D controller: NVIDIA Corporation AD107GLM [RTX 1000 Ada Generation Laptop GPU] (rev a1)
0000:02:00.0 Network controller: Intel Corporation Wi-Fi 7(802.11be) AX1775*/AX1790*/BE20*/BE401/BE1750* 2x2 (rev 1a)
0000:ab:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5260 PCI Express Card Reader (rev 01)
10000:e0:06.0 System peripheral: Intel Corporation RST VMD Managed Controller
10000:e0:06.1 PCI bridge: Intel Corporation Device 7eca (rev 10)
10000:e1:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD Controller S4LV008[Pascal]
@Precision-5490:~$ lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 004: ID 2109:0211 VIA Labs, Inc. USB3.0 Hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 002: ID 0a5c:5864 Broadcom Corp. 58200
Bus 003 Device 004: ID 8086:0b63 Intel Corp. USB Bridge
Bus 003 Device 005: ID 27c6:634c Shenzhen Goodix Technology Co.,Ltd. Goodix Fingerprint USB Device
Bus 003 Device 007: ID 8087:0036 Intel Corp.
Bus 003 Device 009: ID 2109:2211 VIA Labs, Inc. USB2.0 Hub
Bus 003 Device 010: ID 046d:c05a Logitech, Inc. M90/M100 Optical Mouse
Bus 003 Device 011: ID 413c:b09e Dell Computer Corp. Dell DA20 Adapter
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Edit:
I am not sure what this is saying, but here it's the requested list v4l2-ctl --list-devices
@Precision-5490:~$ v4l2-ctl --list-devices
ipu6 ():
/dev/video0
/dev/video1
/dev/video2
/dev/video3
/dev/video4
/dev/video5
/dev/video6
/dev/video7
/dev/video8
/dev/video9
/dev/video10
/dev/video11
/dev/video12
/dev/video13
/dev/video14
/dev/video15
/dev/video16
/dev/video17
/dev/video18
/dev/video19
/dev/video20
/dev/video21
/dev/video22
/dev/video23
/dev/video24
/dev/video25
/dev/video26
/dev/video27
/dev/video28
/dev/video29
/dev/video30
/dev/video31
/dev/video32
/dev/video33
/dev/video34
/dev/video35
/dev/video36
/dev/video37
/dev/video38
/dev/video39
/dev/video40
/dev/video41
/dev/video42
/dev/video43
/dev/video44
/dev/video45
/dev/video46
/dev/video47
ipu6 (PCI:0000:00:05.0):
/dev/media0
