Hello,
today, after some updates I did during the week I realized that my HDMI port where I was generally connecting the external monitor on my lptop is not detcted anymore.
I tried to downgrade the kernel to 5.09 instead of the latest but issue seems to be still there.
Here a bit of output:
$ lspci
00:00.0 Host bridge: Intel Corporation Xeon E3-1200 v6/7th Gen Core Processor Host Bridge/DRAM Registers (rev 08)
00:02.0 VGA compatible controller: Intel Corporation UHD Graphics 620 (rev 07)
00:04.0 Signal processing controller: Intel Corporation Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem (rev 08)
00:08.0 System peripheral: Intel Corporation Xeon E3-1200 v5/v6 / E3-1500 v5 / 6th/7th/8th Gen Core Processor Gaussian Mixture Model
00:14.0 USB controller: Intel Corporation Sunrise Point-LP USB 3.0 xHCI Controller (rev 21)
00:14.2 Signal processing controller: Intel Corporation Sunrise Point-LP Thermal subsystem (rev 21)
00:15.0 Signal processing controller: Intel Corporation Sunrise Point-LP Serial IO I2C Controller #0 (rev 21)
00:16.0 Communication controller: Intel Corporation Sunrise Point-LP CSME HECI #1 (rev 21)
00:1c.0 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #1 (rev f1)
00:1c.2 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #3 (rev f1)
00:1c.4 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #5 (rev f1)
00:1d.0 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port #9 (rev f1)
00:1f.0 ISA bridge: Intel Corporation Sunrise Point LPC Controller/eSPI Controller (rev 21)
00:1f.2 Memory controller: Intel Corporation Sunrise Point-LP PMC (rev 21)
00:1f.3 Audio device: Intel Corporation Sunrise Point-LP HD Audio (rev 21)
00:1f.4 SMBus: Intel Corporation Sunrise Point-LP SMBus (rev 21)
00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection (4) I219-V (rev 21)
02:00.0 Network controller: Intel Corporation Wireless 8265 / 8275 (rev 78)
03:00.0 Wireless controller [0d40]: Intel Corporation XMM7360 LTE Advanced Modem (rev 01)
04:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD Controller SM981/PM981/PM983
$ inxi -Faz
System: Kernel: 5.9.16-1-MANJARO x86_64 bits: 64 compiler: gcc v: 10.2.0
parameters: BOOT_IMAGE=/boot/vmlinuz-5.9-x86_64 root=UUID=2b362ef8-8a30-4b14-a443-2256ee110cd3 rw quiet
cryptdevice=UUID=7027c428-c7a5-4c5a-bde7-06d650df6515:luks-7027c428-c7a5-4c5a-bde7-06d650df6515
root=/dev/mapper/luks-7027c428-c7a5-4c5a-bde7-06d650df6515
resume=/dev/mapper/luks-b9e584c8-bb9c-4acb-a100-20840aa8e745 udev.log_priority=3
Desktop: KDE Plasma 5.21.4 tk: Qt 5.15.2 wm: kwin_x11 vt: 1 dm: SDDM Distro: Manjaro Linux base: Arch Linux
Machine: Type: Laptop System: LENOVO product: 20KH006JIX v: ThinkPad X1 Carbon 6th serial: <filter> Chassis: type: 10
serial: <filter>
Mobo: LENOVO model: 20KH006JIX v: SDK0J40697 WIN serial: <filter> UEFI: LENOVO v: N23ET55W (1.30 ) date: 08/31/2018
Battery: ID-1: BAT0 charge: 44.9 Wh (95.5%) condition: 47.0/57.0 Wh (82.5%) volts: 12.6 min: 11.5 model: SMP 01AV431
type: Li-poly serial: <filter> status: Unknown cycles: 415
CPU: Info: Quad Core model: Intel Core i7-8550U bits: 64 type: MT MCP arch: Kaby Lake note: check family: 6
model-id: 8E (142) stepping: A (10) microcode: E0 cache: L2: 8 MiB
flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx bogomips: 32012
Speed: 800 MHz min/max: 400/4000 MHz Core speeds (MHz): 1: 800 2: 800 3: 800 4: 800 5: 800 6: 801 7: 801 8: 800
Vulnerabilities: Type: itlb_multihit status: KVM: VMX disabled
Type: l1tf mitigation: PTE Inversion; VMX: conditional cache flushes, SMT vulnerable
Type: mds mitigation: Clear CPU buffers; SMT vulnerable
Type: meltdown mitigation: PTI
Type: spec_store_bypass mitigation: Speculative Store Bypass disabled via prctl and seccomp
Type: spectre_v1 mitigation: usercopy/swapgs barriers and __user pointer sanitization
Type: spectre_v2 mitigation: Full generic retpoline, IBPB: conditional, IBRS_FW, STIBP: conditional, RSB filling
Type: srbds mitigation: Microcode
Type: tsx_async_abort status: Not affected
Graphics: Device-1: Intel UHD Graphics 620 vendor: Lenovo driver: i915 v: kernel bus-ID: 00:02.0 chip-ID: 8086:5917
class-ID: 0300
Device-2: Acer Integrated Camera type: USB driver: uvcvideo bus-ID: 1-8:5 chip-ID: 5986:2115 class-ID: 0e02
Device-3: DisplayLink Dell D3100 Docking Station type: USB driver: N/A bus-ID: 2-1.1:4 chip-ID: 17e9:436e
class-ID: fe01 serial: <filter>
Display: x11 server: X.Org 1.20.11 compositor: kwin_x11 driver: loaded: intel unloaded: modesetting
alternate: fbdev,vesa display-ID: :0 screens: 1
Screen-1: 0 s-res: 1920x1080 s-dpi: 96 s-size: 508x285mm (20.0x11.2") s-diag: 582mm (22.9")
OpenGL: renderer: Mesa Intel UHD Graphics 620 (KBL GT2) v: 4.6 Mesa 21.0.3 direct render: Yes
Audio: Device-1: Intel Sunrise Point-LP HD Audio vendor: Lenovo driver: snd_hda_intel v: kernel alternate: snd_soc_skl
bus-ID: 00:1f.3 chip-ID: 8086:9d71 class-ID: 0403
Device-2: DisplayLink Dell D3100 Docking Station type: USB driver: N/A bus-ID: 2-1.1:4 chip-ID: 17e9:436e
class-ID: fe01 serial: <filter>
Device-3: DisplayLink Dell D3100 Docking Station type: USB driver: cdc_ncm,snd-usb-audio bus-ID: 2-1.3:6
chip-ID: 17e9:436e class-ID: 0a00 serial: <filter>
Sound Server-1: ALSA v: k5.9.16-1-MANJARO running: yes
Sound Server-2: JACK v: 0.125.0 running: no
Sound Server-3: PulseAudio v: 14.2 running: yes
Sound Server-4: PipeWire v: 0.3.26 running: no
Network: Device-1: Intel Ethernet I219-V vendor: Lenovo driver: e1000e v: kernel port: efa0 bus-ID: 00:1f.6
chip-ID: 8086:15d8 class-ID: 0200
IF: enp0s31f6 state: down mac: <filter>
Device-2: Intel Wireless 8265 / 8275 driver: iwlwifi v: kernel port: efa0 bus-ID: 02:00.0 chip-ID: 8086:24fd
class-ID: 0280
IF: wlp2s0 state: up mac: <filter>
IF-ID-1: enp0s20f0u1u3i5 state: up speed: N/A duplex: N/A mac: <filter>
Bluetooth: Device-1: Intel Bluetooth wireless interface type: USB driver: btusb v: 0.8 bus-ID: 1-7:3 chip-ID: 8087:0a2b
class-ID: e001
Report: rfkill ID: hci0 rfk-id: 4 state: up address: see --recommends
Drives: Local Storage: total: 476.94 GiB used: 346.17 GiB (72.6%)
SMART Message: Unable to run smartctl. Root privileges required.
ID-1: /dev/nvme0n1 maj-min: 259:0 vendor: Samsung model: MZVLB512HAJQ-000L7 size: 476.94 GiB block-size:
physical: 512 B logical: 512 B speed: 31.6 Gb/s lanes: 4 rotation: SSD serial: <filter> rev: 3L2QEXA7 temp: 31.9 C
scheme: GPT
$ mhwd -li
> Installed PCI configs:
--------------------------------------------------------------------------------
NAME VERSION FREEDRIVER TYPE
--------------------------------------------------------------------------------
video-linux 2018.05.04 true PCI
Is anybody having similar issue?