In many respects, a NOOB, particularly as far as terminal & CLI goes and hence, help would be appreciated.
I have been running Manjaro Gnome for some time. Did a silly thing recently when attempting to downgrade the kernel. Hence, a new installation of Gnome 2114 with subsequent updates to today, 20211031.
Prior to Gnome 2114, the camera / video worked 100%. Now no longer. Using mhwd I’ve tried to understand the problem and resolve. Without success / luck, it seems.
Gnome Settings tells me the camera is on but no applications have requested permission. Apps like Telegram / Signal tell me there’s no camera.
Here’s what I’ve learned (?) from mhwd using a live 2114 usb:
print from mhwd
sudo mhwd -lh -d --pci
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/catalyst/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-340xx-bumblebee/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-418xx-bumblebee/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-430xx-bumblebee/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-435xx-prime/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-440xx-prime/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-340xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-418xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-430xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-435xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-440xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/virtualbox/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/network_drivers/r8168/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/network_drivers/rt3562sta/MHWDCONFIG' is invalid!
Output " 0300=
22: PCI 02.0: 0300 VGA compatible controller (VGA)
SysFS ID: /devices/pci0000:00/0000:00:02.0
SysFS BusID: 0000:00:02.0
Hardware Class: graphics card
Model: "Intel Crystal Well Integrated Graphics Controller"
Vendor: pci 0x8086 "Intel Corporation"
Device: pci 0x0d26 "Crystal Well Integrated Graphics Controller"
SubVendor: pci 0x1558 "CLEVO/KAPOK Computer"
SubDevice: pci 0x7410
Revision: 0x08
Driver: "i915"
Driver Modules: "i915"
Memory Range: 0xf7800000-0xf7bfffff (rw,non-prefetchable)
Memory Range: 0xe0000000-0xefffffff (ro,non-prefetchable)
I/O Ports: 0xf000-0xf03f (rw)
Memory Range: 0x000c0000-0x000dffff (rw,non-prefetchable,disabled)
IRQ: 33 (90451 events)
I/O Ports: 0x3c0-0x3df (rw)
Module Alias: "pci:v00008086d00000D26sv00001558sd00007410bc03sc00i00"
Driver Info #0:
Driver Status: i915 is active
Driver Activation Cmd: "modprobe i915"
And
sudo mhwd -a pci nonfree 0300
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/catalyst/MHWDCONFIG' is invalid!
Warning: config 'Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-340xx-bumblebee/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-418xx-bumblebee/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-430xx-bumblebee/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-435xx-prime/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/hybrid-intel-nvidia-440xx-prime/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-340xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-418xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-430xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-435xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/nvidia-440xx/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/graphic_drivers/virtualbox/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/network_drivers/r8168/MHWDCONFIG' is invalid!
Warning: config '/var/lib/mhwd/db/pci/network_drivers/rt3562sta/MHWDCONFIG' is invalid!
> All PCI configs:
--------------------------------------------------------------------------------
NAME VERSION FREEDRIVER TYPE
--------------------------------------------------------------------------------
video-hybrid-amd-nvidia-prime 2021.07.28 false PCI
video-hybrid-intel-nvidia-390xx-bumblebee 2020.11.30 false PCI
video-hybrid-intel-nvidia-prime 2021.07.28 false PCI
video-nvidia 2020.11.30 false PCI
video-nvidia-390xx 2020.11.30 false PCI
video-linux 2018.05.04 true PCI
video-modesetting 2020.01.13 true PCI
video-virtualmachine 2021.07.26 true PCI
video-openchrome 2020.01.18 true PCI
video-rendition 2020.01.18 true PCI
video-s3 2020.01.18 true PCI
video-sisusb 2020.01.18 true PCI
video-vesa 2017.03.12 true PCI
video-voodoo 2017.03.12 true PCI
network-broadcom-wl 2018.10.07 true PCI
network-slmodem 2013.12.07 true PCI
And
sudo mhwd -li 1 ✘
[sudo] password for
> Installed PCI configs:
--------------------------------------------------------------------------------
NAME VERSION FREEDRIVER TYPE
--------------------------------------------------------------------------------
video-vesa 2017.03.12 true PCI
video-modesetting 2020.01.13 true PCI
video-linux 2018.05.04 true PCI
Warning: No installed USB configs!
And finally, hardware:
> PCI devices:
--------------------------------------------------------------------------------
TYPE BUS CLASS VENDOR DEVICE CONFIGS
--------------------------------------------------------------------------------
Network controller 0000:03:00.0 0200 10ec b723 0
Mass storage controller 0000:00:1f.2 0106 8086 8c03 0
Bridge 0000:00:1c.0 0604 8086 8c10 0
Bridge 0000:00:1f.0 0601 8086 8c4b 0
Unclassified device 0000:02:00.0 ff00 10ec 5229 0
Communication controller 0000:00:16.0 0780 8086 8c3a 0
Multimedia controller 0000:00:1b.0 0403 8086 8c20 0
Bridge 0000:00:1c.3 0604 8086 8c16 0
Network controller 0000:00:19.0 0200 8086 153b 0
Serial bus controller 0000:00:1f.3 0c05 8086 8c22 0
Bridge 0000:00:00.0 0600 8086 0d04 0
Bridge 0000:00:1c.1 0604 8086 8c12 0
Multimedia controller 0000:00:03.0 0403 8086 0d0c 0
Serial bus controller 0000:00:1a.0 0c03 8086 8c2d 0
Serial bus controller 0000:00:1d.0 0c03 8086 8c26 0
Display controller 0000:00:02.0 0300 8086 0d26 3
Serial bus controller 0000:00:14.0 0c03 8086 8c31 0
> USB devices:
--------------------------------------------------------------------------------
TYPE BUS CLASS VENDOR DEVICE CONFIGS
--------------------------------------------------------------------------------
Mass Storage Device 6:0:0:0 10600 0951 1666 0
Hub 2-1:1.0 10a00 8087 8000 0
Hub 3-0:1.0 10a00 1d6b 0002 0
Bluetooth Device 3-4:1.0 11500 0bda b002 0
Hub 4-0:1.0 10a00 1d6b 0003 0
Hub 1-0:1.0 10a00 1d6b 0002 0
Hub 1-1:1.0 10a00 8087 8008 0
Hub 2-0:1.0 10a00 1d6b 0002 0
Apps like Cheese etc also tell me there’s no camera
Any help to get my camera back would be appreciated. Thanks