Public bug reported:

Hello all together!

In a new Lenovo V14-IIL i found after installing (K)ubuntu 20.04.1 and
apt-get update && apt-get upgrade, that a

cat /proc/bus/input/devices

does not schow any touchpad. Therefore i followed the recommondations
in 
https://wiki.ubuntu.com/DebuggingTouchpadDetection#generalinfo

See here my output from cat /proc/bus/input/devices

I: Bus=0019 Vendor=0000 Product=0005 Version=0000
N: Name="Lid Switch"
P: Phys=PNP0C0D/button/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input0
U: Uniq=
H: Handlers=event0 
B: PROP=0
B: EV=21
B: SW=1

I: Bus=0019 Vendor=0000 Product=0001 Version=0000
N: Name="Power Button"
P: Phys=PNP0C0C/button/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input1
U: Uniq=
H: Handlers=kbd event1 
B: PROP=0
B: EV=3
B: KEY=10000000000000 0

I: Bus=0019 Vendor=0000 Product=0001 Version=0000
N: Name="Power Button"
P: Phys=LNXPWRBN/button/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input2
U: Uniq=
H: Handlers=kbd event2 
B: PROP=0
B: EV=3
B: KEY=10000000000000 0

I: Bus=0011 Vendor=0001 Product=0001 Version=ab83
N: Name="AT Translated Set 2 keyboard"
P: Phys=isa0060/serio0/input0
S: Sysfs=/devices/platform/i8042/serio0/input/input3
U: Uniq=
H: Handlers=sysrq kbd event3 leds 
B: PROP=0
B: EV=120013
B: KEY=402000000 3803078f800d001 feffffdfffefffff fffffffffffffffe
B: MSC=10
B: LED=7

I: Bus=0019 Vendor=0000 Product=0006 Version=0000
N: Name="Video Bus"
P: Phys=LNXVIDEO/video/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input4
U: Uniq=
H: Handlers=kbd event4 
B: PROP=0
B: EV=3
B: KEY=3e000b00000000 0 0 0

I: Bus=0003 Vendor=050d Product=3201 Version=0110
N: Name="Belkin Corporation Flip CC"
P: Phys=usb-0000:00:14.0-9.2/input0
S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.2/1-9.2:1.0/0003:050D:3201.0001/input/input5
U: Uniq=
H: Handlers=kbd event5 leds 
B: PROP=0
B: EV=20013
B: KEY=200000000 e000000000000 0
B: MSC=10
B: LED=80

I: Bus=0003 Vendor=045e Product=0745 Version=0111
N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0"
P: Phys=usb-0000:00:14.0-9.3/input0
S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.0/0003:045E:0745.0002/input/input6
U: Uniq=
H: Handlers=sysrq kbd event6 leds 
B: PROP=0
B: EV=120013
B: KEY=1000000000007 ff800000000007ff febeffdff3cfffff fffffffffffffffe
B: MSC=10
B: LED=7

I: Bus=0003 Vendor=045e Product=0745 Version=0111
N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0 Mouse"
P: Phys=usb-0000:00:14.0-9.3/input1
S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.1/0003:045E:0745.0003/input/input7
U: Uniq=
H: Handlers=mouse0 event7 
B: PROP=0
B: EV=17
B: KEY=1f0000 0 0 0 0
B: REL=1943
B: MSC=10

I: Bus=0003 Vendor=045e Product=0745 Version=0111
N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0 Consumer Control"
P: Phys=usb-0000:00:14.0-9.3/input1
S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.1/0003:045E:0745.0003/input/input8
U: Uniq=
H: Handlers=kbd event8 
B: PROP=0
B: EV=1f
B: KEY=3f000301ff 0 0 483ffff17aff32d bfd4444600000000 1 130ff38b17c000 
677bfad9415fed 19ed68000004400 10000002
B: REL=1040
B: ABS=100000000
B: MSC=10

I: Bus=0003 Vendor=045e Product=0745 Version=0111
N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0 Consumer Control"
P: Phys=usb-0000:00:14.0-9.3/input2
S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.2/0003:045E:0745.0004/input/input9
U: Uniq=
H: Handlers=sysrq kbd event9 
B: PROP=0
B: EV=10001f
B: KEY=3f000301ff 0 0 483ffff17aff32d bfd4444600000000 1 130ff38b17c007 
ffff7bfad9415fff ffbeffdfffefffff fffffffffffffffe
B: REL=1040
B: ABS=100000000
B: MSC=10

I: Bus=0003 Vendor=045e Product=0745 Version=0111
N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0 System Control"
P: Phys=usb-0000:00:14.0-9.3/input2
S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.2/0003:045E:0745.0004/input/input11
U: Uniq=
H: Handlers=kbd event10 
B: PROP=0
B: EV=1b
B: KEY=40000001000000 1200000000 0 800000000 40000010cc00 10168000000000 0
B: ABS=10000000000
B: MSC=10

I: Bus=0019 Vendor=0000 Product=0000 Version=0000
N: Name="Ideapad extra buttons"
P: Phys=ideapad/input0
S: Sysfs=/devices/pci0000:00/0000:00:1f.0/PNP0C09:00/VPC2004:00/input/input12
U: Uniq=
H: Handlers=rfkill kbd event11 
B: PROP=0
B: EV=13
B: KEY=81000800100c03 4400000000300000 0 2
B: MSC=10

I: Bus=0003 Vendor=174f Product=1176 Version=0028
N: Name="Integrated Camera: Integrated C"
P: Phys=usb-0000:00:14.0-5/button
S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/input/input13
U: Uniq=
H: Handlers=kbd event12 
B: PROP=0
B: EV=3
B: KEY=100000 0 0 0

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH Mic"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input14
U: Uniq=
H: Handlers=event13 
B: PROP=0
B: EV=21
B: SW=10

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH Headphone"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input15
U: Uniq=
H: Handlers=event14 
B: PROP=0
B: EV=21
B: SW=4

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH HDMI/DP,pcm=3"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input16
U: Uniq=
H: Handlers=event15 
B: PROP=0
B: EV=21
B: SW=140

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH HDMI/DP,pcm=7"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input17
U: Uniq=
H: Handlers=event16 
B: PROP=0
B: EV=21
B: SW=140

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH HDMI/DP,pcm=8"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input18
U: Uniq=
H: Handlers=event17 
B: PROP=0
B: EV=21
B: SW=140

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH HDMI/DP,pcm=9"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input19
U: Uniq=
H: Handlers=event18 
B: PROP=0
B: EV=21
B: SW=140

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH HDMI/DP,pcm=10"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input20
U: Uniq=
H: Handlers=event19 
B: PROP=0
B: EV=21
B: SW=140

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH HDMI/DP,pcm=11"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input21
U: Uniq=
H: Handlers=event20 
B: PROP=0
B: EV=21
B: SW=140

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH HDMI/DP,pcm=12"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input22
U: Uniq=
H: Handlers=event21 
B: PROP=0
B: EV=21
B: SW=140


cat version.log 
Ubuntu 5.4.0-53.59-generic 5.4.65

sudo lspci -vnvn > lspci-vnvn.log

00:00.0 Host bridge [0600]: Intel Corporation Device [8086:8a02] (rev 03)
        Subsystem: Lenovo Device [17aa:3802]
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
        Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort+ >SERR- <PERR- INTx-
        Latency: 0
        Capabilities: [e0] Vendor Specific Information: Len=10 <?>
        Kernel driver in use: icl_uncore

00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:8a56] 
(rev 07) (prog-if 00 [VGA controller])
        Subsystem: Lenovo Device [17aa:3fdc]
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 127
        Region 0: Memory at 92000000 (64-bit, non-prefetchable) [size=16M]
        Region 2: Memory at 80000000 (64-bit, prefetchable) [size=256M]
        Region 4: I/O ports at 5000 [size=64]
        Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
        Capabilities: [40] Vendor Specific Information: Len=0c <?>
        Capabilities: [70] Express (v2) Root Complex Integrated Endpoint, MSI 00
                DevCap: MaxPayload 128 bytes, PhantFunc 0
                        ExtTag- RBE+ FLReset+
                DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                        RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- FLReset-
                        MaxPayload 128 bytes, MaxReadReq 128 bytes
                DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr- 
TransPend-
                DevCap2: Completion Timeout: Not Supported, TimeoutDis-, 
NROPrPrP-, LTR-
                         10BitTagComp-, 10BitTagReq-, OBFF Not Supported, 
ExtFmt-, EETLPPrefix-
                         EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                         FRS-
                         AtomicOpsCap: 32bit- 64bit- 128bitCAS-
                DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR-, 
OBFF Disabled
                         AtomicOpsCtl: ReqEn-
        Capabilities: [ac] MSI: Enable+ Count=1/1 Maskable+ 64bit-
                Address: fee00018  Data: 0000
                Masking: 00000000  Pending: 00000000
        Capabilities: [d0] Power Management version 2
                Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [100 v1] Process Address Space ID (PASID)
                PASIDCap: Exec- Priv-, Max PASID Width: 14
                PASIDCtl: Enable- Exec- Priv-
        Capabilities: [200 v1] Address Translation Service (ATS)
                ATSCap: Invalidate Queue Depth: 00
                ATSCtl: Enable-, Smallest Translation Unit: 00
        Capabilities: [300 v1] Page Request Interface (PRI)
                PRICtl: Enable- Reset-
                PRISta: RF- UPRGI- Stopped+
                Page Request Capacity: 00008000, Page Request Allocation: 
00000000
        Kernel driver in use: i915
        Kernel modules: i915

00:04.0 Signal processing controller [1180]: Intel Corporation Device 
[8086:8a03] (rev 03)
        Subsystem: Lenovo Device [17aa:3804]
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
        Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0
        Interrupt: pin A routed to IRQ 16
        Region 0: Memory at 95100000 (64-bit, non-prefetchable) [size=64K]
        Capabilities: [90] MSI: Enable- Count=1/1 Maskable- 64bit-
                Address: 00000000  Data: 0000
        Capabilities: [d0] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [e0] Vendor Specific Information: Len=0c <?>
        Kernel driver in use: proc_thermal
        Kernel modules: processor_thermal_device

00:14.0 USB controller [0c03]: Intel Corporation Ice Lake-LP USB 3.1 xHCI Host 
Controller [8086:34ed] (rev 30) (prog-if 30 [XHCI])
        Subsystem: Lenovo Ice Lake-LP USB 3.1 xHCI Host Controller [17aa:380e]
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
        Latency: 0
        Interrupt: pin A routed to IRQ 124
        Region 0: Memory at 95110000 (64-bit, non-prefetchable) [size=64K]
        Capabilities: [70] Power Management version 2
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA 
PME(D0-,D1-,D2-,D3hot+,D3cold+)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [80] MSI: Enable+ Count=1/8 Maskable- 64bit+
                Address: 00000000fee00258  Data: 0000
        Capabilities: [90] Vendor Specific Information: Len=14 <?>
        Kernel driver in use: xhci_hcd

00:14.2 RAM memory [0500]: Intel Corporation Device [8086:34ef] (rev 30)
        Subsystem: Lenovo Device [17aa:3810]
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0, Cache Line Size: 64 bytes
        Region 0: Memory at 95124000 (64-bit, non-prefetchable) [size=8K]
        Region 2: Memory at 95128000 (64-bit, non-prefetchable) [size=4K]
        Capabilities: [80] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-

00:15.0 Serial bus controller [0c80]: Intel Corporation Ice Lake-LP Serial IO 
I2C Controller #0 [8086:34e8] (rev 30)
        Subsystem: Lenovo Ice Lake-LP Serial IO I2C Controller [17aa:3816]
        Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Interrupt: pin A routed to IRQ 16
        Region 0: Memory at <unassigned> (64-bit, non-prefetchable) [disabled]
        Capabilities: [80] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [90] Vendor Specific Information: Len=14 <?>
        Kernel modules: intel_lpss_pci

00:15.1 Serial bus controller [0c80]: Intel Corporation Ice Lake-LP Serial IO 
I2C Controller #1 [8086:34e9] (rev 30)
        Subsystem: Lenovo Ice Lake-LP Serial IO I2C Controller [17aa:3817]
        Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Interrupt: pin B routed to IRQ 17
        Region 0: Memory at <unassigned> (64-bit, non-prefetchable) [disabled]
        Capabilities: [80] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [90] Vendor Specific Information: Len=14 <?>
        Kernel modules: intel_lpss_pci

00:16.0 Communication controller [0780]: Intel Corporation Management Engine 
Interface [8086:34e0] (rev 30)
        Subsystem: Lenovo Management Engine Interface [17aa:381a]
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0
        Interrupt: pin A routed to IRQ 132
        Region 0: Memory at 9512b000 (64-bit, non-prefetchable) [size=4K]
        Capabilities: [50] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot+,D3cold-)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [8c] MSI: Enable+ Count=1/1 Maskable- 64bit+
                Address: 00000000fee00338  Data: 0000
        Capabilities: [a4] Vendor Specific Information: Len=14 <?>
        Kernel driver in use: mei_me
        Kernel modules: mei_me

00:17.0 SATA controller [0106]: Intel Corporation Ice Lake-LP SATA Controller 
[AHCI mode] [8086:34d3] (rev 30) (prog-if 01 [AHCI 1.0])
        Subsystem: Lenovo Ice Lake-LP SATA Controller [AHCI mode] [17aa:3820]
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
        Latency: 0
        Interrupt: pin A routed to IRQ 125
        Region 0: Memory at 95126000 (32-bit, non-prefetchable) [size=8K]
        Region 1: Memory at 9512f000 (32-bit, non-prefetchable) [size=256]
        Region 2: I/O ports at 5080 [size=8]
        Region 3: I/O ports at 5088 [size=4]
        Region 4: I/O ports at 5060 [size=32]
        Region 5: Memory at 9512e000 (32-bit, non-prefetchable) [size=2K]
        Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
                Address: fee00278  Data: 0000
        Capabilities: [70] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot+,D3cold-)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [a8] SATA HBA v1.0 BAR4 Offset=00000004
        Kernel driver in use: ahci
        Kernel modules: ahci

00:1d.0 PCI bridge [0604]: Intel Corporation Ice Lake-LP PCI Express Root Port 
#9 [8086:34b0] (rev 30) (prog-if 00 [Normal decode])
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 122
        Bus: primary=00, secondary=01, subordinate=05, sec-latency=0
        I/O behind bridge: 00004000-00004fff [size=4K]
        Memory behind bridge: 94000000-94ffffff [size=16M]
        Prefetchable memory behind bridge: 0000000090000000-0000000090ffffff 
[size=16M]
        Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort+ <SERR- <PERR-
        BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
                PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
        Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00
                DevCap: MaxPayload 256 bytes, PhantFunc 0
                        ExtTag- RBE+
                DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                        RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
                        MaxPayload 128 bytes, MaxReadReq 128 bytes
                DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr+ 
TransPend-
                LnkCap: Port #9, Speed 8GT/s, Width x1, ASPM L0s L1, Exit 
Latency L0s <1us, L1 <16us
                        ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
                LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
                        ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
                LnkSta: Speed 2.5GT/s (downgraded), Width x1 (ok)
                        TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt-
                SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- 
Surprise-
                        Slot #8, PowerLimit 10.000W; Interlock- NoCompl+
                SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- 
LinkChg-
                        Control: AttnInd Unknown, PwrInd Unknown, Power- 
Interlock-
                SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ 
Interlock-
                        Changed: MRL- PresDet- LinkState+
                RootCap: CRSVisible-
                RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ 
CRSVisible-
                RootSta: PME ReqID 0000, PMEStatus- PMEPending-
                DevCap2: Completion Timeout: Range ABC, TimeoutDis+, NROPrPrP-, 
LTR+
                         10BitTagComp-, 10BitTagReq-, OBFF Not Supported, 
ExtFmt-, EETLPPrefix-
                         EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                         FRS-, LN System CLS Not Supported, TPHComp-, 
ExtTPHComp-, ARIFwd+
                         AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS-
                DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, 
OBFF Disabled ARIFwd-
                         AtomicOpsCtl: ReqEn- EgressBlck-
                LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
                         Transmit Margin: Normal Operating Range, 
EnterModifiedCompliance- ComplianceSOS-
                         Compliance De-emphasis: -6dB
                LnkSta2: Current De-emphasis Level: -3.5dB, 
EqualizationComplete-, EqualizationPhase1-
                         EqualizationPhase2-, EqualizationPhase3-, 
LinkEqualizationRequest-
        Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
                Address: fee00218  Data: 0000
        Capabilities: [90] Subsystem: Lenovo Ice Lake-LP PCI Express Root Port 
[17aa:382f]
        Capabilities: [a0] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0+,D1-,D2-,D3hot+,D3cold+)
                Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [100 v0] Null
        Capabilities: [220 v1] Access Control Services
                ACSCap: SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+ UpstreamFwd+ 
EgressCtrl- DirectTrans-
                ACSCtl: SrcValid+ TransBlk- ReqRedir+ CmpltRedir+ UpstreamFwd+ 
EgressCtrl- DirectTrans-
        Capabilities: [150 v1] Precision Time Measurement
                PTMCap: Requester:- Responder:+ Root:+
                PTMClockGranularity: 4ns
                PTMControl: Enabled:+ RootSelected:+
                PTMEffectiveGranularity: Unknown
        Capabilities: [200 v1] L1 PM Substates
                L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ 
L1_PM_Substates+
                          PortCommonModeRestoreTime=40us PortTPowerOnTime=44us
                L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
                           T_CommonMode=40us LTR1.2_Threshold=81920ns
                L1SubCtl2: T_PwrOn=60us
        Capabilities: [a30 v1] Secondary PCI Express
                LnkCtl3: LnkEquIntrruptEn-, PerformEqu-
                LaneErrStat: 0
        Capabilities: [a00 v1] Downstream Port Containment
                DpcCap: INT Msg #0, RPExt+ PoisonedTLP+ SwTrigger+ RP PIO Log 
4, DL_ActiveErr+
                DpcCtl: Trigger:0 Cmpl- INT- ErrCor- PoisonedTLP- SwTrigger- 
DL_ActiveErr-
                DpcSta: Trigger- Reason:00 INT- RPBusy- TriggerExt:00 RP PIO 
ErrPtr:1f
                Source: 0000
        Kernel driver in use: pcieport

00:1d.4 PCI bridge [0604]: Intel Corporation Device [8086:34b4] (rev 30) 
(prog-if 00 [Normal decode])
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 123
        Bus: primary=00, secondary=06, subordinate=0a, sec-latency=0
        I/O behind bridge: 00003000-00003fff [size=4K]
        Memory behind bridge: 93000000-93ffffff [size=16M]
        Prefetchable memory behind bridge: 0000000091000000-0000000091ffffff 
[size=16M]
        Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort+ <SERR- <PERR-
        BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
                PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
        Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00
                DevCap: MaxPayload 256 bytes, PhantFunc 0
                        ExtTag- RBE+
                DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                        RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
                        MaxPayload 256 bytes, MaxReadReq 128 bytes
                DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr+ 
TransPend-
                LnkCap: Port #13, Speed 8GT/s, Width x4, ASPM L0s L1, Exit 
Latency L0s <1us, L1 <16us
                        ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
                LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- CommClk+
                        ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
                LnkSta: Speed 8GT/s (ok), Width x4 (ok)
                        TrErr- Train+ SlotClk+ DLActive+ BWMgmt+ ABWMgmt-
                SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- 
Surprise-
                        Slot #12, PowerLimit 25.000W; Interlock- NoCompl+
                SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- 
LinkChg-
                        Control: AttnInd Unknown, PwrInd Unknown, Power- 
Interlock-
                SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ 
Interlock-
                        Changed: MRL- PresDet- LinkState+
                RootCap: CRSVisible-
                RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ 
CRSVisible-
                RootSta: PME ReqID 0000, PMEStatus- PMEPending-
                DevCap2: Completion Timeout: Range ABC, TimeoutDis+, NROPrPrP-, 
LTR+
                         10BitTagComp-, 10BitTagReq-, OBFF Not Supported, 
ExtFmt-, EETLPPrefix-
                         EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                         FRS-, LN System CLS Not Supported, TPHComp-, 
ExtTPHComp-, ARIFwd+
                         AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS-
                DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, 
OBFF Disabled ARIFwd-
                         AtomicOpsCtl: ReqEn- EgressBlck-
                LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
                         Transmit Margin: Normal Operating Range, 
EnterModifiedCompliance- ComplianceSOS-
                         Compliance De-emphasis: -6dB
                LnkSta2: Current De-emphasis Level: -3.5dB, 
EqualizationComplete+, EqualizationPhase1+
                         EqualizationPhase2+, EqualizationPhase3+, 
LinkEqualizationRequest-
        Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
                Address: fee00238  Data: 0000
        Capabilities: [90] Subsystem: Lenovo Device [17aa:3833]
        Capabilities: [a0] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0+,D1-,D2-,D3hot+,D3cold+)
                Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [100 v0] Null
        Capabilities: [220 v1] Access Control Services
                ACSCap: SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+ UpstreamFwd+ 
EgressCtrl- DirectTrans-
                ACSCtl: SrcValid+ TransBlk- ReqRedir+ CmpltRedir+ UpstreamFwd+ 
EgressCtrl- DirectTrans-
        Capabilities: [150 v1] Precision Time Measurement
                PTMCap: Requester:- Responder:+ Root:+
                PTMClockGranularity: 4ns
                PTMControl: Enabled:+ RootSelected:+
                PTMEffectiveGranularity: Unknown
        Capabilities: [200 v1] L1 PM Substates
                L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ 
L1_PM_Substates+
                          PortCommonModeRestoreTime=40us PortTPowerOnTime=44us
                L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
                           T_CommonMode=40us LTR1.2_Threshold=81920ns
                L1SubCtl2: T_PwrOn=44us
        Capabilities: [a30 v1] Secondary PCI Express
                LnkCtl3: LnkEquIntrruptEn-, PerformEqu-
                LaneErrStat: 0
        Capabilities: [a00 v1] Downstream Port Containment
                DpcCap: INT Msg #0, RPExt+ PoisonedTLP+ SwTrigger+ RP PIO Log 
4, DL_ActiveErr+
                DpcCtl: Trigger:0 Cmpl- INT- ErrCor- PoisonedTLP- SwTrigger- 
DL_ActiveErr-
                DpcSta: Trigger- Reason:00 INT- RPBusy- TriggerExt:00 RP PIO 
ErrPtr:1f
                Source: 0000
        Kernel driver in use: pcieport

00:1f.0 ISA bridge [0601]: Intel Corporation Ice Lake-LP LPC Controller 
[8086:3482] (rev 30)
        Subsystem: Lenovo Ice Lake-LP LPC Controller [17aa:383c]
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0

00:1f.3 Audio device [0403]: Intel Corporation Smart Sound Technology Audio 
Controller [8086:34c8] (rev 30) (prog-if 80)
        Subsystem: Lenovo Smart Sound Technology Audio Controller [17aa:3840]
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 32, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 134
        Region 0: Memory at 95120000 (64-bit, non-prefetchable) [size=16K]
        Region 4: Memory at 95000000 (64-bit, non-prefetchable) [size=1M]
        Capabilities: [50] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA 
PME(D0-,D1-,D2-,D3hot+,D3cold+)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [80] Vendor Specific Information: Len=14 <?>
        Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
                Address: 00000000fee00378  Data: 0000
        Kernel driver in use: snd_hda_intel
        Kernel modules: snd_hda_intel, snd_sof_pci

00:1f.4 SMBus [0c05]: Intel Corporation Ice Lake-LP SMBus Controller 
[8086:34a3] (rev 30)
        Subsystem: Lenovo Ice Lake-LP SMBus Controller [17aa:3841]
        Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
        Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
        Interrupt: pin A routed to IRQ 16
        Region 0: Memory at 9512c000 (64-bit, non-prefetchable) [size=256]
        Region 4: I/O ports at 5040 [size=32]
        Kernel driver in use: i801_smbus
        Kernel modules: i2c_i801

00:1f.5 Serial bus controller [0c80]: Intel Corporation Ice Lake-LP SPI 
Controller [8086:34a4] (rev 30)
        Subsystem: Lenovo Ice Lake-LP SPI Controller [17aa:3842]
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0
        Region 0: Memory at <ignored> (32-bit, non-prefetchable)

01:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. Device 
[10ec:c82f]
        Subsystem: Lenovo Device [17aa:c02f]
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 133
        Region 0: I/O ports at 4000 [size=256]
        Region 2: Memory at 94000000 (64-bit, non-prefetchable) [size=64K]
        Capabilities: [40] Power Management version 3
                Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA 
PME(D0+,D1+,D2+,D3hot+,D3cold+)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit+
                Address: 00000000fee00358  Data: 0000
        Capabilities: [70] Express (v2) Endpoint, MSI 00
                DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <4us, L1 
<64us
                        ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset- 
SlotPowerLimit 10.000W
                DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                        RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop-
                        MaxPayload 128 bytes, MaxReadReq 512 bytes
                DevSta: CorrErr+ NonFatalErr- FatalErr- UnsupReq+ AuxPwr+ 
TransPend-
                LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Exit 
Latency L0s <4us, L1 <64us
                        ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+
                LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
                        ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
                LnkSta: Speed 2.5GT/s (ok), Width x1 (ok)
                        TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
                DevCap2: Completion Timeout: Not Supported, TimeoutDis+, 
NROPrPrP-, LTR+
                         10BitTagComp-, 10BitTagReq-, OBFF Via message/WAKE#, 
ExtFmt-, EETLPPrefix-
                         EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                         FRS-, TPHComp-, ExtTPHComp-
                         AtomicOpsCap: 32bit- 64bit- 128bitCAS-
                DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, 
OBFF Disabled
                         AtomicOpsCtl: ReqEn-
                LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-
                         Transmit Margin: Normal Operating Range, 
EnterModifiedCompliance- ComplianceSOS-
                         Compliance De-emphasis: -6dB
                LnkSta2: Current De-emphasis Level: -6dB, 
EqualizationComplete-, EqualizationPhase1-
                         EqualizationPhase2-, EqualizationPhase3-, 
LinkEqualizationRequest-
        Capabilities: [100 v2] Advanced Error Reporting
                UESta:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF- MalfTLP- ECRC- UnsupReq+ ACSViol-
                UEMsk:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
                UESvrt: DLP+ SDES+ TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol-
                CESta:  RxErr+ BadTLP- BadDLLP- Rollover- Timeout- 
AdvNonFatalErr+
                CEMsk:  RxErr- BadTLP- BadDLLP- Rollover- Timeout- 
AdvNonFatalErr-
                AERCap: First Error Pointer: 14, ECRCGenCap+ ECRCGenEn- 
ECRCChkCap+ ECRCChkEn-
                        MultHdrRecCap- MultHdrRecEn- TLPPfxPres- HdrLogCap-
                HeaderLog: 05000001 00000003 02000000 00000000
        Capabilities: [148 v1] Device Serial Number 00-e0-4c-ff-fe-c8-22-01
        Capabilities: [158 v1] Latency Tolerance Reporting
                Max snoop latency: 3145728ns
                Max no snoop latency: 3145728ns
        Capabilities: [160 v1] L1 PM Substates
                L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ 
L1_PM_Substates+
                          PortCommonModeRestoreTime=30us PortTPowerOnTime=60us
                L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
                           T_CommonMode=0us LTR1.2_Threshold=81920ns
                L1SubCtl2: T_PwrOn=60us
        Kernel driver in use: rtw_pci
        Kernel modules: rtwpci

06:00.0 Non-Volatile memory controller [0108]: SK hynix Device [1c5c:1339] 
(prog-if 02 [NVM Express])
        Subsystem: SK hynix Device [1c5c:0000]
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR- INTx-
        Latency: 0, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 16
        NUMA node: 0
        Region 0: Memory at 93000000 (64-bit, non-prefetchable) [size=16K]
        Capabilities: [80] Power Management version 3
                Flags: PMEClk- DSI- D1+ D2- AuxCurrent=0mA 
PME(D0+,D1+,D2-,D3hot+,D3cold-)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [90] MSI: Enable- Count=1/32 Maskable+ 64bit+
                Address: 0000000000000000  Data: 0000
                Masking: 00000000  Pending: 00000000
        Capabilities: [b0] MSI-X: Enable+ Count=32 Masked-
                Vector table: BAR=0 offset=00002000
                PBA: BAR=0 offset=00003000
        Capabilities: [c0] Express (v2) Endpoint, MSI 00
                DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s 
unlimited, L1 unlimited
                        ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+ 
SlotPowerLimit 75.000W
                DevCtl: CorrErr+ NonFatalErr+ FatalErr+ UnsupReq+
                        RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ FLReset-
                        MaxPayload 256 bytes, MaxReadReq 512 bytes
                DevSta: CorrErr+ NonFatalErr- FatalErr- UnsupReq+ AuxPwr- 
TransPend-
                LnkCap: Port #0, Speed 8GT/s, Width x4, ASPM L1, Exit Latency 
L1 <64us
                        ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+
                LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- CommClk+
                        ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
                LnkSta: Speed 8GT/s (ok), Width x4 (ok)
                        TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
                DevCap2: Completion Timeout: Range B, TimeoutDis+, NROPrPrP-, 
LTR+
                         10BitTagComp-, 10BitTagReq-, OBFF Not Supported, 
ExtFmt+, EETLPPrefix-
                         EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                         FRS-, TPHComp-, ExtTPHComp-
                         AtomicOpsCap: 32bit- 64bit- 128bitCAS-
                DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, 
OBFF Disabled
                         AtomicOpsCtl: ReqEn-
                LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
                         Transmit Margin: Normal Operating Range, 
EnterModifiedCompliance- ComplianceSOS-
                         Compliance De-emphasis: -6dB
                LnkSta2: Current De-emphasis Level: -6dB, 
EqualizationComplete+, EqualizationPhase1+
                         EqualizationPhase2+, EqualizationPhase3+, 
LinkEqualizationRequest-
        Capabilities: [100 v2] Advanced Error Reporting
                UESta:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF- MalfTLP- ECRC- UnsupReq+ ACSViol-
                UEMsk:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
                UESvrt: DLP+ SDES+ TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol-
                CESta:  RxErr- BadTLP- BadDLLP- Rollover- Timeout- 
AdvNonFatalErr+
                CEMsk:  RxErr- BadTLP- BadDLLP- Rollover- Timeout- 
AdvNonFatalErr-
                AERCap: First Error Pointer: 14, ECRCGenCap+ ECRCGenEn- 
ECRCChkCap+ ECRCChkEn-
                        MultHdrRecCap- MultHdrRecEn- TLPPfxPres- HdrLogCap-
                HeaderLog: 05000001 00000003 07000000 00000000
        Capabilities: [150 v1] Device Serial Number 05-af-c4-05-00-2e-e4-ac
        Capabilities: [160 v1] Power Budgeting <?>
        Capabilities: [1b8 v1] Latency Tolerance Reporting
                Max snoop latency: 3145728ns
                Max no snoop latency: 3145728ns
        Capabilities: [300 v1] Secondary PCI Express
                LnkCtl3: LnkEquIntrruptEn-, PerformEqu-
                LaneErrStat: 0
        Capabilities: [400 v1] Vendor Specific Information: ID=0001 Rev=1 
Len=010 <?>
        Capabilities: [900 v1] L1 PM Substates
                L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ 
L1_PM_Substates+
                          PortCommonModeRestoreTime=24us PortTPowerOnTime=26us
                L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
                           T_CommonMode=0us LTR1.2_Threshold=81920ns
                L1SubCtl2: T_PwrOn=44us
        Kernel driver in use: nvme
        Kernel modules: nvme

I hope, that will support your work. I don't understand why after 20 years
building touchpads the hardware vendors don't have a standard interface for 
that.
preventing the reinvent of the wheel :-)
--
Greetings

KarlTe

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.4.0-53-generic 5.4.0-53.59
ProcVersionSignature: Ubuntu 5.4.0-53.59-generic 5.4.65
Uname: Linux 5.4.0-53-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.12
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  tux         887 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: KDE
Date: Fri Nov 13 18:35:16 2020
InstallationDate: Installed on 2020-11-13 (0 days ago)
InstallationMedia: Kubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
MachineType: LENOVO 82C4
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-53-generic 
root=UUID=d99f84ca-4118-4195-b671-ac4186a4c21c ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-5.4.0-53-generic N/A
 linux-backports-modules-5.4.0-53-generic  N/A
 linux-firmware                            1.187.4
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/22/2020
dmi.bios.vendor: LENOVO
dmi.bios.version: DKCN48WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40700 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo V14-IIL
dmi.modalias: 
dmi:bvnLENOVO:bvrDKCN48WW:bd07/22/2020:svnLENOVO:pn82C4:pvrLenovoV14-IIL:rvnLENOVO:rnLNVNB161216:rvrSDK0J40700WIN:cvnLENOVO:ct10:cvrLenovoV14-IIL:
dmi.product.family: V14-IIL
dmi.product.name: 82C4
dmi.product.sku: LENOVO_MT_82C4_BU_idea_FM_V14-IIL
dmi.product.version: Lenovo V14-IIL
dmi.sys.vendor: LENOVO

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


** Tags: amd64 apport-bug focal

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1904229

Title:
  Lenovo-V14-IIL: Touchpad not found under (K)ubuntu 20.04.1

Status in linux package in Ubuntu:
  New

Bug description:
  Hello all together!

  In a new Lenovo V14-IIL i found after installing (K)ubuntu 20.04.1 and
  apt-get update && apt-get upgrade, that a

  cat /proc/bus/input/devices

  does not schow any touchpad. Therefore i followed the recommondations
  in 
  https://wiki.ubuntu.com/DebuggingTouchpadDetection#generalinfo

  See here my output from cat /proc/bus/input/devices

  I: Bus=0019 Vendor=0000 Product=0005 Version=0000
  N: Name="Lid Switch"
  P: Phys=PNP0C0D/button/input0
  S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input0
  U: Uniq=
  H: Handlers=event0 
  B: PROP=0
  B: EV=21
  B: SW=1

  I: Bus=0019 Vendor=0000 Product=0001 Version=0000
  N: Name="Power Button"
  P: Phys=PNP0C0C/button/input0
  S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input1
  U: Uniq=
  H: Handlers=kbd event1 
  B: PROP=0
  B: EV=3
  B: KEY=10000000000000 0

  I: Bus=0019 Vendor=0000 Product=0001 Version=0000
  N: Name="Power Button"
  P: Phys=LNXPWRBN/button/input0
  S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input2
  U: Uniq=
  H: Handlers=kbd event2 
  B: PROP=0
  B: EV=3
  B: KEY=10000000000000 0

  I: Bus=0011 Vendor=0001 Product=0001 Version=ab83
  N: Name="AT Translated Set 2 keyboard"
  P: Phys=isa0060/serio0/input0
  S: Sysfs=/devices/platform/i8042/serio0/input/input3
  U: Uniq=
  H: Handlers=sysrq kbd event3 leds 
  B: PROP=0
  B: EV=120013
  B: KEY=402000000 3803078f800d001 feffffdfffefffff fffffffffffffffe
  B: MSC=10
  B: LED=7

  I: Bus=0019 Vendor=0000 Product=0006 Version=0000
  N: Name="Video Bus"
  P: Phys=LNXVIDEO/video/input0
  S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input4
  U: Uniq=
  H: Handlers=kbd event4 
  B: PROP=0
  B: EV=3
  B: KEY=3e000b00000000 0 0 0

  I: Bus=0003 Vendor=050d Product=3201 Version=0110
  N: Name="Belkin Corporation Flip CC"
  P: Phys=usb-0000:00:14.0-9.2/input0
  S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.2/1-9.2:1.0/0003:050D:3201.0001/input/input5
  U: Uniq=
  H: Handlers=kbd event5 leds 
  B: PROP=0
  B: EV=20013
  B: KEY=200000000 e000000000000 0
  B: MSC=10
  B: LED=80

  I: Bus=0003 Vendor=045e Product=0745 Version=0111
  N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0"
  P: Phys=usb-0000:00:14.0-9.3/input0
  S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.0/0003:045E:0745.0002/input/input6
  U: Uniq=
  H: Handlers=sysrq kbd event6 leds 
  B: PROP=0
  B: EV=120013
  B: KEY=1000000000007 ff800000000007ff febeffdff3cfffff fffffffffffffffe
  B: MSC=10
  B: LED=7

  I: Bus=0003 Vendor=045e Product=0745 Version=0111
  N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0 Mouse"
  P: Phys=usb-0000:00:14.0-9.3/input1
  S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.1/0003:045E:0745.0003/input/input7
  U: Uniq=
  H: Handlers=mouse0 event7 
  B: PROP=0
  B: EV=17
  B: KEY=1f0000 0 0 0 0
  B: REL=1943
  B: MSC=10

  I: Bus=0003 Vendor=045e Product=0745 Version=0111
  N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0 Consumer Control"
  P: Phys=usb-0000:00:14.0-9.3/input1
  S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.1/0003:045E:0745.0003/input/input8
  U: Uniq=
  H: Handlers=kbd event8 
  B: PROP=0
  B: EV=1f
  B: KEY=3f000301ff 0 0 483ffff17aff32d bfd4444600000000 1 130ff38b17c000 
677bfad9415fed 19ed68000004400 10000002
  B: REL=1040
  B: ABS=100000000
  B: MSC=10

  I: Bus=0003 Vendor=045e Product=0745 Version=0111
  N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0 Consumer Control"
  P: Phys=usb-0000:00:14.0-9.3/input2
  S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.2/0003:045E:0745.0004/input/input9
  U: Uniq=
  H: Handlers=sysrq kbd event9 
  B: PROP=0
  B: EV=10001f
  B: KEY=3f000301ff 0 0 483ffff17aff32d bfd4444600000000 1 130ff38b17c007 
ffff7bfad9415fff ffbeffdfffefffff fffffffffffffffe
  B: REL=1040
  B: ABS=100000000
  B: MSC=10

  I: Bus=0003 Vendor=045e Product=0745 Version=0111
  N: Name="Microsoft Microsoft® 2.4GHz Transceiver v8.0 System Control"
  P: Phys=usb-0000:00:14.0-9.3/input2
  S: 
Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.3/1-9.3:1.2/0003:045E:0745.0004/input/input11
  U: Uniq=
  H: Handlers=kbd event10 
  B: PROP=0
  B: EV=1b
  B: KEY=40000001000000 1200000000 0 800000000 40000010cc00 10168000000000 0
  B: ABS=10000000000
  B: MSC=10

  I: Bus=0019 Vendor=0000 Product=0000 Version=0000
  N: Name="Ideapad extra buttons"
  P: Phys=ideapad/input0
  S: Sysfs=/devices/pci0000:00/0000:00:1f.0/PNP0C09:00/VPC2004:00/input/input12
  U: Uniq=
  H: Handlers=rfkill kbd event11 
  B: PROP=0
  B: EV=13
  B: KEY=81000800100c03 4400000000300000 0 2
  B: MSC=10

  I: Bus=0003 Vendor=174f Product=1176 Version=0028
  N: Name="Integrated Camera: Integrated C"
  P: Phys=usb-0000:00:14.0-5/button
  S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/input/input13
  U: Uniq=
  H: Handlers=kbd event12 
  B: PROP=0
  B: EV=3
  B: KEY=100000 0 0 0

  I: Bus=0000 Vendor=0000 Product=0000 Version=0000
  N: Name="HDA Intel PCH Mic"
  P: Phys=ALSA
  S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input14
  U: Uniq=
  H: Handlers=event13 
  B: PROP=0
  B: EV=21
  B: SW=10

  I: Bus=0000 Vendor=0000 Product=0000 Version=0000
  N: Name="HDA Intel PCH Headphone"
  P: Phys=ALSA
  S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input15
  U: Uniq=
  H: Handlers=event14 
  B: PROP=0
  B: EV=21
  B: SW=4

  I: Bus=0000 Vendor=0000 Product=0000 Version=0000
  N: Name="HDA Intel PCH HDMI/DP,pcm=3"
  P: Phys=ALSA
  S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input16
  U: Uniq=
  H: Handlers=event15 
  B: PROP=0
  B: EV=21
  B: SW=140

  I: Bus=0000 Vendor=0000 Product=0000 Version=0000
  N: Name="HDA Intel PCH HDMI/DP,pcm=7"
  P: Phys=ALSA
  S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input17
  U: Uniq=
  H: Handlers=event16 
  B: PROP=0
  B: EV=21
  B: SW=140

  I: Bus=0000 Vendor=0000 Product=0000 Version=0000
  N: Name="HDA Intel PCH HDMI/DP,pcm=8"
  P: Phys=ALSA
  S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input18
  U: Uniq=
  H: Handlers=event17 
  B: PROP=0
  B: EV=21
  B: SW=140

  I: Bus=0000 Vendor=0000 Product=0000 Version=0000
  N: Name="HDA Intel PCH HDMI/DP,pcm=9"
  P: Phys=ALSA
  S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input19
  U: Uniq=
  H: Handlers=event18 
  B: PROP=0
  B: EV=21
  B: SW=140

  I: Bus=0000 Vendor=0000 Product=0000 Version=0000
  N: Name="HDA Intel PCH HDMI/DP,pcm=10"
  P: Phys=ALSA
  S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input20
  U: Uniq=
  H: Handlers=event19 
  B: PROP=0
  B: EV=21
  B: SW=140

  I: Bus=0000 Vendor=0000 Product=0000 Version=0000
  N: Name="HDA Intel PCH HDMI/DP,pcm=11"
  P: Phys=ALSA
  S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input21
  U: Uniq=
  H: Handlers=event20 
  B: PROP=0
  B: EV=21
  B: SW=140

  I: Bus=0000 Vendor=0000 Product=0000 Version=0000
  N: Name="HDA Intel PCH HDMI/DP,pcm=12"
  P: Phys=ALSA
  S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input22
  U: Uniq=
  H: Handlers=event21 
  B: PROP=0
  B: EV=21
  B: SW=140

  
  cat version.log 
  Ubuntu 5.4.0-53.59-generic 5.4.65

  sudo lspci -vnvn > lspci-vnvn.log

  00:00.0 Host bridge [0600]: Intel Corporation Device [8086:8a02] (rev 03)
          Subsystem: Lenovo Device [17aa:3802]
          Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
          Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort+ >SERR- <PERR- INTx-
          Latency: 0
          Capabilities: [e0] Vendor Specific Information: Len=10 <?>
          Kernel driver in use: icl_uncore

  00:02.0 VGA compatible controller [0300]: Intel Corporation Device 
[8086:8a56] (rev 07) (prog-if 00 [VGA controller])
          Subsystem: Lenovo Device [17aa:3fdc]
          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0, Cache Line Size: 64 bytes
          Interrupt: pin A routed to IRQ 127
          Region 0: Memory at 92000000 (64-bit, non-prefetchable) [size=16M]
          Region 2: Memory at 80000000 (64-bit, prefetchable) [size=256M]
          Region 4: I/O ports at 5000 [size=64]
          Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
          Capabilities: [40] Vendor Specific Information: Len=0c <?>
          Capabilities: [70] Express (v2) Root Complex Integrated Endpoint, MSI 
00
                  DevCap: MaxPayload 128 bytes, PhantFunc 0
                          ExtTag- RBE+ FLReset+
                  DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                          RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- FLReset-
                          MaxPayload 128 bytes, MaxReadReq 128 bytes
                  DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr- 
TransPend-
                  DevCap2: Completion Timeout: Not Supported, TimeoutDis-, 
NROPrPrP-, LTR-
                           10BitTagComp-, 10BitTagReq-, OBFF Not Supported, 
ExtFmt-, EETLPPrefix-
                           EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                           FRS-
                           AtomicOpsCap: 32bit- 64bit- 128bitCAS-
                  DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR-, 
OBFF Disabled
                           AtomicOpsCtl: ReqEn-
          Capabilities: [ac] MSI: Enable+ Count=1/1 Maskable+ 64bit-
                  Address: fee00018  Data: 0000
                  Masking: 00000000  Pending: 00000000
          Capabilities: [d0] Power Management version 2
                  Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                  Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [100 v1] Process Address Space ID (PASID)
                  PASIDCap: Exec- Priv-, Max PASID Width: 14
                  PASIDCtl: Enable- Exec- Priv-
          Capabilities: [200 v1] Address Translation Service (ATS)
                  ATSCap: Invalidate Queue Depth: 00
                  ATSCtl: Enable-, Smallest Translation Unit: 00
          Capabilities: [300 v1] Page Request Interface (PRI)
                  PRICtl: Enable- Reset-
                  PRISta: RF- UPRGI- Stopped+
                  Page Request Capacity: 00008000, Page Request Allocation: 
00000000
          Kernel driver in use: i915
          Kernel modules: i915

  00:04.0 Signal processing controller [1180]: Intel Corporation Device 
[8086:8a03] (rev 03)
          Subsystem: Lenovo Device [17aa:3804]
          Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
          Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0
          Interrupt: pin A routed to IRQ 16
          Region 0: Memory at 95100000 (64-bit, non-prefetchable) [size=64K]
          Capabilities: [90] MSI: Enable- Count=1/1 Maskable- 64bit-
                  Address: 00000000  Data: 0000
          Capabilities: [d0] Power Management version 3
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [e0] Vendor Specific Information: Len=0c <?>
          Kernel driver in use: proc_thermal
          Kernel modules: processor_thermal_device

  00:14.0 USB controller [0c03]: Intel Corporation Ice Lake-LP USB 3.1 xHCI 
Host Controller [8086:34ed] (rev 30) (prog-if 30 [XHCI])
          Subsystem: Lenovo Ice Lake-LP USB 3.1 xHCI Host Controller [17aa:380e]
          Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0
          Interrupt: pin A routed to IRQ 124
          Region 0: Memory at 95110000 (64-bit, non-prefetchable) [size=64K]
          Capabilities: [70] Power Management version 2
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA 
PME(D0-,D1-,D2-,D3hot+,D3cold+)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [80] MSI: Enable+ Count=1/8 Maskable- 64bit+
                  Address: 00000000fee00258  Data: 0000
          Capabilities: [90] Vendor Specific Information: Len=14 <?>
          Kernel driver in use: xhci_hcd

  00:14.2 RAM memory [0500]: Intel Corporation Device [8086:34ef] (rev 30)
          Subsystem: Lenovo Device [17aa:3810]
          Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0, Cache Line Size: 64 bytes
          Region 0: Memory at 95124000 (64-bit, non-prefetchable) [size=8K]
          Region 2: Memory at 95128000 (64-bit, non-prefetchable) [size=4K]
          Capabilities: [80] Power Management version 3
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-

  00:15.0 Serial bus controller [0c80]: Intel Corporation Ice Lake-LP Serial IO 
I2C Controller #0 [8086:34e8] (rev 30)
          Subsystem: Lenovo Ice Lake-LP Serial IO I2C Controller [17aa:3816]
          Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Interrupt: pin A routed to IRQ 16
          Region 0: Memory at <unassigned> (64-bit, non-prefetchable) [disabled]
          Capabilities: [80] Power Management version 3
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [90] Vendor Specific Information: Len=14 <?>
          Kernel modules: intel_lpss_pci

  00:15.1 Serial bus controller [0c80]: Intel Corporation Ice Lake-LP Serial IO 
I2C Controller #1 [8086:34e9] (rev 30)
          Subsystem: Lenovo Ice Lake-LP Serial IO I2C Controller [17aa:3817]
          Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Interrupt: pin B routed to IRQ 17
          Region 0: Memory at <unassigned> (64-bit, non-prefetchable) [disabled]
          Capabilities: [80] Power Management version 3
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [90] Vendor Specific Information: Len=14 <?>
          Kernel modules: intel_lpss_pci

  00:16.0 Communication controller [0780]: Intel Corporation Management Engine 
Interface [8086:34e0] (rev 30)
          Subsystem: Lenovo Management Engine Interface [17aa:381a]
          Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0
          Interrupt: pin A routed to IRQ 132
          Region 0: Memory at 9512b000 (64-bit, non-prefetchable) [size=4K]
          Capabilities: [50] Power Management version 3
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot+,D3cold-)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [8c] MSI: Enable+ Count=1/1 Maskable- 64bit+
                  Address: 00000000fee00338  Data: 0000
          Capabilities: [a4] Vendor Specific Information: Len=14 <?>
          Kernel driver in use: mei_me
          Kernel modules: mei_me

  00:17.0 SATA controller [0106]: Intel Corporation Ice Lake-LP SATA Controller 
[AHCI mode] [8086:34d3] (rev 30) (prog-if 01 [AHCI 1.0])
          Subsystem: Lenovo Ice Lake-LP SATA Controller [AHCI mode] [17aa:3820]
          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0
          Interrupt: pin A routed to IRQ 125
          Region 0: Memory at 95126000 (32-bit, non-prefetchable) [size=8K]
          Region 1: Memory at 9512f000 (32-bit, non-prefetchable) [size=256]
          Region 2: I/O ports at 5080 [size=8]
          Region 3: I/O ports at 5088 [size=4]
          Region 4: I/O ports at 5060 [size=32]
          Region 5: Memory at 9512e000 (32-bit, non-prefetchable) [size=2K]
          Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
                  Address: fee00278  Data: 0000
          Capabilities: [70] Power Management version 3
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot+,D3cold-)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [a8] SATA HBA v1.0 BAR4 Offset=00000004
          Kernel driver in use: ahci
          Kernel modules: ahci

  00:1d.0 PCI bridge [0604]: Intel Corporation Ice Lake-LP PCI Express Root 
Port #9 [8086:34b0] (rev 30) (prog-if 00 [Normal decode])
          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0, Cache Line Size: 64 bytes
          Interrupt: pin A routed to IRQ 122
          Bus: primary=00, secondary=01, subordinate=05, sec-latency=0
          I/O behind bridge: 00004000-00004fff [size=4K]
          Memory behind bridge: 94000000-94ffffff [size=16M]
          Prefetchable memory behind bridge: 0000000090000000-0000000090ffffff 
[size=16M]
          Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort+ <SERR- <PERR-
          BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
                  PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
          Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00
                  DevCap: MaxPayload 256 bytes, PhantFunc 0
                          ExtTag- RBE+
                  DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                          RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
                          MaxPayload 128 bytes, MaxReadReq 128 bytes
                  DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr+ 
TransPend-
                  LnkCap: Port #9, Speed 8GT/s, Width x1, ASPM L0s L1, Exit 
Latency L0s <1us, L1 <16us
                          ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
                  LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
                          ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
                  LnkSta: Speed 2.5GT/s (downgraded), Width x1 (ok)
                          TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt-
                  SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- 
Surprise-
                          Slot #8, PowerLimit 10.000W; Interlock- NoCompl+
                  SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- 
HPIrq- LinkChg-
                          Control: AttnInd Unknown, PwrInd Unknown, Power- 
Interlock-
                  SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ 
Interlock-
                          Changed: MRL- PresDet- LinkState+
                  RootCap: CRSVisible-
                  RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ 
CRSVisible-
                  RootSta: PME ReqID 0000, PMEStatus- PMEPending-
                  DevCap2: Completion Timeout: Range ABC, TimeoutDis+, 
NROPrPrP-, LTR+
                           10BitTagComp-, 10BitTagReq-, OBFF Not Supported, 
ExtFmt-, EETLPPrefix-
                           EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                           FRS-, LN System CLS Not Supported, TPHComp-, 
ExtTPHComp-, ARIFwd+
                           AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS-
                  DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, 
OBFF Disabled ARIFwd-
                           AtomicOpsCtl: ReqEn- EgressBlck-
                  LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
                           Transmit Margin: Normal Operating Range, 
EnterModifiedCompliance- ComplianceSOS-
                           Compliance De-emphasis: -6dB
                  LnkSta2: Current De-emphasis Level: -3.5dB, 
EqualizationComplete-, EqualizationPhase1-
                           EqualizationPhase2-, EqualizationPhase3-, 
LinkEqualizationRequest-
          Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
                  Address: fee00218  Data: 0000
          Capabilities: [90] Subsystem: Lenovo Ice Lake-LP PCI Express Root 
Port [17aa:382f]
          Capabilities: [a0] Power Management version 3
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0+,D1-,D2-,D3hot+,D3cold+)
                  Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [100 v0] Null
          Capabilities: [220 v1] Access Control Services
                  ACSCap: SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+ 
UpstreamFwd+ EgressCtrl- DirectTrans-
                  ACSCtl: SrcValid+ TransBlk- ReqRedir+ CmpltRedir+ 
UpstreamFwd+ EgressCtrl- DirectTrans-
          Capabilities: [150 v1] Precision Time Measurement
                  PTMCap: Requester:- Responder:+ Root:+
                  PTMClockGranularity: 4ns
                  PTMControl: Enabled:+ RootSelected:+
                  PTMEffectiveGranularity: Unknown
          Capabilities: [200 v1] L1 PM Substates
                  L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ 
L1_PM_Substates+
                            PortCommonModeRestoreTime=40us PortTPowerOnTime=44us
                  L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
                             T_CommonMode=40us LTR1.2_Threshold=81920ns
                  L1SubCtl2: T_PwrOn=60us
          Capabilities: [a30 v1] Secondary PCI Express
                  LnkCtl3: LnkEquIntrruptEn-, PerformEqu-
                  LaneErrStat: 0
          Capabilities: [a00 v1] Downstream Port Containment
                  DpcCap: INT Msg #0, RPExt+ PoisonedTLP+ SwTrigger+ RP PIO Log 
4, DL_ActiveErr+
                  DpcCtl: Trigger:0 Cmpl- INT- ErrCor- PoisonedTLP- SwTrigger- 
DL_ActiveErr-
                  DpcSta: Trigger- Reason:00 INT- RPBusy- TriggerExt:00 RP PIO 
ErrPtr:1f
                  Source: 0000
          Kernel driver in use: pcieport

  00:1d.4 PCI bridge [0604]: Intel Corporation Device [8086:34b4] (rev 30) 
(prog-if 00 [Normal decode])
          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0, Cache Line Size: 64 bytes
          Interrupt: pin A routed to IRQ 123
          Bus: primary=00, secondary=06, subordinate=0a, sec-latency=0
          I/O behind bridge: 00003000-00003fff [size=4K]
          Memory behind bridge: 93000000-93ffffff [size=16M]
          Prefetchable memory behind bridge: 0000000091000000-0000000091ffffff 
[size=16M]
          Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort+ <SERR- <PERR-
          BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
                  PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
          Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00
                  DevCap: MaxPayload 256 bytes, PhantFunc 0
                          ExtTag- RBE+
                  DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                          RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
                          MaxPayload 256 bytes, MaxReadReq 128 bytes
                  DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr+ 
TransPend-
                  LnkCap: Port #13, Speed 8GT/s, Width x4, ASPM L0s L1, Exit 
Latency L0s <1us, L1 <16us
                          ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
                  LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- CommClk+
                          ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
                  LnkSta: Speed 8GT/s (ok), Width x4 (ok)
                          TrErr- Train+ SlotClk+ DLActive+ BWMgmt+ ABWMgmt-
                  SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- 
Surprise-
                          Slot #12, PowerLimit 25.000W; Interlock- NoCompl+
                  SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- 
HPIrq- LinkChg-
                          Control: AttnInd Unknown, PwrInd Unknown, Power- 
Interlock-
                  SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ 
Interlock-
                          Changed: MRL- PresDet- LinkState+
                  RootCap: CRSVisible-
                  RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ 
CRSVisible-
                  RootSta: PME ReqID 0000, PMEStatus- PMEPending-
                  DevCap2: Completion Timeout: Range ABC, TimeoutDis+, 
NROPrPrP-, LTR+
                           10BitTagComp-, 10BitTagReq-, OBFF Not Supported, 
ExtFmt-, EETLPPrefix-
                           EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                           FRS-, LN System CLS Not Supported, TPHComp-, 
ExtTPHComp-, ARIFwd+
                           AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS-
                  DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, 
OBFF Disabled ARIFwd-
                           AtomicOpsCtl: ReqEn- EgressBlck-
                  LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
                           Transmit Margin: Normal Operating Range, 
EnterModifiedCompliance- ComplianceSOS-
                           Compliance De-emphasis: -6dB
                  LnkSta2: Current De-emphasis Level: -3.5dB, 
EqualizationComplete+, EqualizationPhase1+
                           EqualizationPhase2+, EqualizationPhase3+, 
LinkEqualizationRequest-
          Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
                  Address: fee00238  Data: 0000
          Capabilities: [90] Subsystem: Lenovo Device [17aa:3833]
          Capabilities: [a0] Power Management version 3
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA 
PME(D0+,D1-,D2-,D3hot+,D3cold+)
                  Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [100 v0] Null
          Capabilities: [220 v1] Access Control Services
                  ACSCap: SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+ 
UpstreamFwd+ EgressCtrl- DirectTrans-
                  ACSCtl: SrcValid+ TransBlk- ReqRedir+ CmpltRedir+ 
UpstreamFwd+ EgressCtrl- DirectTrans-
          Capabilities: [150 v1] Precision Time Measurement
                  PTMCap: Requester:- Responder:+ Root:+
                  PTMClockGranularity: 4ns
                  PTMControl: Enabled:+ RootSelected:+
                  PTMEffectiveGranularity: Unknown
          Capabilities: [200 v1] L1 PM Substates
                  L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ 
L1_PM_Substates+
                            PortCommonModeRestoreTime=40us PortTPowerOnTime=44us
                  L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
                             T_CommonMode=40us LTR1.2_Threshold=81920ns
                  L1SubCtl2: T_PwrOn=44us
          Capabilities: [a30 v1] Secondary PCI Express
                  LnkCtl3: LnkEquIntrruptEn-, PerformEqu-
                  LaneErrStat: 0
          Capabilities: [a00 v1] Downstream Port Containment
                  DpcCap: INT Msg #0, RPExt+ PoisonedTLP+ SwTrigger+ RP PIO Log 
4, DL_ActiveErr+
                  DpcCtl: Trigger:0 Cmpl- INT- ErrCor- PoisonedTLP- SwTrigger- 
DL_ActiveErr-
                  DpcSta: Trigger- Reason:00 INT- RPBusy- TriggerExt:00 RP PIO 
ErrPtr:1f
                  Source: 0000
          Kernel driver in use: pcieport

  00:1f.0 ISA bridge [0601]: Intel Corporation Ice Lake-LP LPC Controller 
[8086:3482] (rev 30)
          Subsystem: Lenovo Ice Lake-LP LPC Controller [17aa:383c]
          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0

  00:1f.3 Audio device [0403]: Intel Corporation Smart Sound Technology Audio 
Controller [8086:34c8] (rev 30) (prog-if 80)
          Subsystem: Lenovo Smart Sound Technology Audio Controller [17aa:3840]
          Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 32, Cache Line Size: 64 bytes
          Interrupt: pin A routed to IRQ 134
          Region 0: Memory at 95120000 (64-bit, non-prefetchable) [size=16K]
          Region 4: Memory at 95000000 (64-bit, non-prefetchable) [size=1M]
          Capabilities: [50] Power Management version 3
                  Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA 
PME(D0-,D1-,D2-,D3hot+,D3cold+)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [80] Vendor Specific Information: Len=14 <?>
          Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
                  Address: 00000000fee00378  Data: 0000
          Kernel driver in use: snd_hda_intel
          Kernel modules: snd_hda_intel, snd_sof_pci

  00:1f.4 SMBus [0c05]: Intel Corporation Ice Lake-LP SMBus Controller 
[8086:34a3] (rev 30)
          Subsystem: Lenovo Ice Lake-LP SMBus Controller [17aa:3841]
          Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx-
          Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Interrupt: pin A routed to IRQ 16
          Region 0: Memory at 9512c000 (64-bit, non-prefetchable) [size=256]
          Region 4: I/O ports at 5040 [size=32]
          Kernel driver in use: i801_smbus
          Kernel modules: i2c_i801

  00:1f.5 Serial bus controller [0c80]: Intel Corporation Ice Lake-LP SPI 
Controller [8086:34a4] (rev 30)
          Subsystem: Lenovo Ice Lake-LP SPI Controller [17aa:3842]
          Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0
          Region 0: Memory at <ignored> (32-bit, non-prefetchable)

  01:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. Device 
[10ec:c82f]
          Subsystem: Lenovo Device [17aa:c02f]
          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0, Cache Line Size: 64 bytes
          Interrupt: pin A routed to IRQ 133
          Region 0: I/O ports at 4000 [size=256]
          Region 2: Memory at 94000000 (64-bit, non-prefetchable) [size=64K]
          Capabilities: [40] Power Management version 3
                  Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA 
PME(D0+,D1+,D2+,D3hot+,D3cold+)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit+
                  Address: 00000000fee00358  Data: 0000
          Capabilities: [70] Express (v2) Endpoint, MSI 00
                  DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <4us, 
L1 <64us
                          ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset- 
SlotPowerLimit 10.000W
                  DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                          RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop-
                          MaxPayload 128 bytes, MaxReadReq 512 bytes
                  DevSta: CorrErr+ NonFatalErr- FatalErr- UnsupReq+ AuxPwr+ 
TransPend-
                  LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Exit 
Latency L0s <4us, L1 <64us
                          ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+
                  LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
                          ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
                  LnkSta: Speed 2.5GT/s (ok), Width x1 (ok)
                          TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
                  DevCap2: Completion Timeout: Not Supported, TimeoutDis+, 
NROPrPrP-, LTR+
                           10BitTagComp-, 10BitTagReq-, OBFF Via message/WAKE#, 
ExtFmt-, EETLPPrefix-
                           EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                           FRS-, TPHComp-, ExtTPHComp-
                           AtomicOpsCap: 32bit- 64bit- 128bitCAS-
                  DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, 
OBFF Disabled
                           AtomicOpsCtl: ReqEn-
                  LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- 
SpeedDis-
                           Transmit Margin: Normal Operating Range, 
EnterModifiedCompliance- ComplianceSOS-
                           Compliance De-emphasis: -6dB
                  LnkSta2: Current De-emphasis Level: -6dB, 
EqualizationComplete-, EqualizationPhase1-
                           EqualizationPhase2-, EqualizationPhase3-, 
LinkEqualizationRequest-
          Capabilities: [100 v2] Advanced Error Reporting
                  UESta:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF- MalfTLP- ECRC- UnsupReq+ ACSViol-
                  UEMsk:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
                  UESvrt: DLP+ SDES+ TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol-
                  CESta:  RxErr+ BadTLP- BadDLLP- Rollover- Timeout- 
AdvNonFatalErr+
                  CEMsk:  RxErr- BadTLP- BadDLLP- Rollover- Timeout- 
AdvNonFatalErr-
                  AERCap: First Error Pointer: 14, ECRCGenCap+ ECRCGenEn- 
ECRCChkCap+ ECRCChkEn-
                          MultHdrRecCap- MultHdrRecEn- TLPPfxPres- HdrLogCap-
                  HeaderLog: 05000001 00000003 02000000 00000000
          Capabilities: [148 v1] Device Serial Number 00-e0-4c-ff-fe-c8-22-01
          Capabilities: [158 v1] Latency Tolerance Reporting
                  Max snoop latency: 3145728ns
                  Max no snoop latency: 3145728ns
          Capabilities: [160 v1] L1 PM Substates
                  L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ 
L1_PM_Substates+
                            PortCommonModeRestoreTime=30us PortTPowerOnTime=60us
                  L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
                             T_CommonMode=0us LTR1.2_Threshold=81920ns
                  L1SubCtl2: T_PwrOn=60us
          Kernel driver in use: rtw_pci
          Kernel modules: rtwpci

  06:00.0 Non-Volatile memory controller [0108]: SK hynix Device [1c5c:1339] 
(prog-if 02 [NVM Express])
          Subsystem: SK hynix Device [1c5c:0000]
          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B- DisINTx+
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0, Cache Line Size: 64 bytes
          Interrupt: pin A routed to IRQ 16
          NUMA node: 0
          Region 0: Memory at 93000000 (64-bit, non-prefetchable) [size=16K]
          Capabilities: [80] Power Management version 3
                  Flags: PMEClk- DSI- D1+ D2- AuxCurrent=0mA 
PME(D0+,D1+,D2-,D3hot+,D3cold-)
                  Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [90] MSI: Enable- Count=1/32 Maskable+ 64bit+
                  Address: 0000000000000000  Data: 0000
                  Masking: 00000000  Pending: 00000000
          Capabilities: [b0] MSI-X: Enable+ Count=32 Masked-
                  Vector table: BAR=0 offset=00002000
                  PBA: BAR=0 offset=00003000
          Capabilities: [c0] Express (v2) Endpoint, MSI 00
                  DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s 
unlimited, L1 unlimited
                          ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+ 
SlotPowerLimit 75.000W
                  DevCtl: CorrErr+ NonFatalErr+ FatalErr+ UnsupReq+
                          RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ FLReset-
                          MaxPayload 256 bytes, MaxReadReq 512 bytes
                  DevSta: CorrErr+ NonFatalErr- FatalErr- UnsupReq+ AuxPwr- 
TransPend-
                  LnkCap: Port #0, Speed 8GT/s, Width x4, ASPM L1, Exit Latency 
L1 <64us
                          ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+
                  LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- CommClk+
                          ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
                  LnkSta: Speed 8GT/s (ok), Width x4 (ok)
                          TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
                  DevCap2: Completion Timeout: Range B, TimeoutDis+, NROPrPrP-, 
LTR+
                           10BitTagComp-, 10BitTagReq-, OBFF Not Supported, 
ExtFmt+, EETLPPrefix-
                           EmergencyPowerReduction Not Supported, 
EmergencyPowerReductionInit-
                           FRS-, TPHComp-, ExtTPHComp-
                           AtomicOpsCap: 32bit- 64bit- 128bitCAS-
                  DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, 
OBFF Disabled
                           AtomicOpsCtl: ReqEn-
                  LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
                           Transmit Margin: Normal Operating Range, 
EnterModifiedCompliance- ComplianceSOS-
                           Compliance De-emphasis: -6dB
                  LnkSta2: Current De-emphasis Level: -6dB, 
EqualizationComplete+, EqualizationPhase1+
                           EqualizationPhase2+, EqualizationPhase3+, 
LinkEqualizationRequest-
          Capabilities: [100 v2] Advanced Error Reporting
                  UESta:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF- MalfTLP- ECRC- UnsupReq+ ACSViol-
                  UEMsk:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
                  UESvrt: DLP+ SDES+ TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- 
RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol-
                  CESta:  RxErr- BadTLP- BadDLLP- Rollover- Timeout- 
AdvNonFatalErr+
                  CEMsk:  RxErr- BadTLP- BadDLLP- Rollover- Timeout- 
AdvNonFatalErr-
                  AERCap: First Error Pointer: 14, ECRCGenCap+ ECRCGenEn- 
ECRCChkCap+ ECRCChkEn-
                          MultHdrRecCap- MultHdrRecEn- TLPPfxPres- HdrLogCap-
                  HeaderLog: 05000001 00000003 07000000 00000000
          Capabilities: [150 v1] Device Serial Number 05-af-c4-05-00-2e-e4-ac
          Capabilities: [160 v1] Power Budgeting <?>
          Capabilities: [1b8 v1] Latency Tolerance Reporting
                  Max snoop latency: 3145728ns
                  Max no snoop latency: 3145728ns
          Capabilities: [300 v1] Secondary PCI Express
                  LnkCtl3: LnkEquIntrruptEn-, PerformEqu-
                  LaneErrStat: 0
          Capabilities: [400 v1] Vendor Specific Information: ID=0001 Rev=1 
Len=010 <?>
          Capabilities: [900 v1] L1 PM Substates
                  L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ 
L1_PM_Substates+
                            PortCommonModeRestoreTime=24us PortTPowerOnTime=26us
                  L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
                             T_CommonMode=0us LTR1.2_Threshold=81920ns
                  L1SubCtl2: T_PwrOn=44us
          Kernel driver in use: nvme
          Kernel modules: nvme

  I hope, that will support your work. I don't understand why after 20 years
  building touchpads the hardware vendors don't have a standard interface for 
that.
  preventing the reinvent of the wheel :-)
  --
  Greetings

  KarlTe

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: linux-image-5.4.0-53-generic 5.4.0-53.59
  ProcVersionSignature: Ubuntu 5.4.0-53.59-generic 5.4.65
  Uname: Linux 5.4.0-53-generic x86_64
  ApportVersion: 2.20.11-0ubuntu27.12
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  tux         887 F.... pulseaudio
  CasperMD5CheckResult: skip
  CurrentDesktop: KDE
  Date: Fri Nov 13 18:35:16 2020
  InstallationDate: Installed on 2020-11-13 (0 days ago)
  InstallationMedia: Kubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 
(20200731)
  MachineType: LENOVO 82C4
  ProcFB: 0 i915drmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-53-generic 
root=UUID=d99f84ca-4118-4195-b671-ac4186a4c21c ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-5.4.0-53-generic N/A
   linux-backports-modules-5.4.0-53-generic  N/A
   linux-firmware                            1.187.4
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 07/22/2020
  dmi.bios.vendor: LENOVO
  dmi.bios.version: DKCN48WW
  dmi.board.asset.tag: NO Asset Tag
  dmi.board.name: LNVNB161216
  dmi.board.vendor: LENOVO
  dmi.board.version: SDK0J40700 WIN
  dmi.chassis.asset.tag: NO Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Lenovo V14-IIL
  dmi.modalias: 
dmi:bvnLENOVO:bvrDKCN48WW:bd07/22/2020:svnLENOVO:pn82C4:pvrLenovoV14-IIL:rvnLENOVO:rnLNVNB161216:rvrSDK0J40700WIN:cvnLENOVO:ct10:cvrLenovoV14-IIL:
  dmi.product.family: V14-IIL
  dmi.product.name: 82C4
  dmi.product.sku: LENOVO_MT_82C4_BU_idea_FM_V14-IIL
  dmi.product.version: Lenovo V14-IIL
  dmi.sys.vendor: LENOVO

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