On Mon, 2020-04-13 at 14:47 +0200, Nicolas Saenz Julienne wrote: > Hi, > I'm having trouble with my iwlwifi device on the latest linux-next. > Essentially > it fails at probe: > > nico@linux-9qgx:~> dmesg | grep iwl > [ 4.650950] iwlwifi 0000:28:00.0: enabling device (0000 -> 0002) > [ 4.720086] iwlwifi: probe of 0000:28:00.0 failed with error -110 > > I made some research and the timeout happens after the call to iwl_poll_bit() > in iwl_finish_nic_init(). > > Also here is the relevant lspci output: > > nico@linux-9qgx:~/c/linux> sudo lspci -s 0000:28:00.0 -vvv > 28:00.0 Network controller: Intel Corporation Wi-Fi 6 AX200 (rev 1a) > DeviceName: RTL8111EPV > Subsystem: Intel Corporation Device 0084 > 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 41 > Region 0: Memory at fc600000 (64-bit, non-prefetchable) > [size=16K] > Capabilities: [c8] 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: [d0] MSI: Enable- Count=1/1 Maskable- 64bit+ > Address: 0000000000000000 Data: 0000 > Capabilities: [40] Express (v2) Endpoint, MSI 00 > DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s > <512ns, L1 unlimited > ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+ > SlotPowerLimit 0.000W > DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq- > RlxdOrd+ ExtTag- PhantFunc- AuxPwr+ NoSnoop+ > FLReset- > MaxPayload 128 bytes, MaxReadReq 128 bytes > DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- > AuxPwr+ TransPend- > LnkCap: Port #6, Speed 5GT/s, Width x1, ASPM L1, Exit > Latency L1 <8us > ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+ > LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+ > ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- > LnkSta: Speed 5GT/s (ok), Width x1 (ok) > TrErr- Train- SlotClk+ DLActive- BWMgmt- > ABWMgmt- > DevCap2: Completion Timeout: Range B, TimeoutDis+, > NROPrPrP-, LTR+ > 10BitTagComp-, 10BitTagReq-, OBFF Via WAKE#, > ExtFmt-, EETLPPrefix- > EmergencyPowerReduction Not Supported, > EmergencyPowerReductionInit- > FRS-, TPHComp-, ExtTPHComp- > AtomicOpsCap: 32bit- 64bit- 128bitCAS- > DevCtl2: Completion Timeout: 16ms to 55ms, TimeoutDis-, > LTR+, OBFF Disabled > AtomicOpsCtl: ReqEn- > LnkCtl2: Target Link Speed: 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: [80] MSI-X: Enable- Count=16 Masked- > Vector table: BAR=0 offset=00002000 > PBA: BAR=0 offset=00003000 > Capabilities: [100 v1] 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: 00, ECRCGenCap- > ECRCGenEn- > ECRCChkCap- ECRCChkEn- > MultHdrRecCap- MultHdrRecEn- TLPPfxPres- > HdrLogCap- > HeaderLog: 00000000 00000000 00000000 00000000 > Capabilities: [14c v1] Latency Tolerance Reporting > Max snoop latency: 1048576ns > Max no snoop latency: 1048576ns > Capabilities: [154 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=18us > L1SubCtl1: PCI-PM_L1.2- PCI-PM_L1.1- ASPM_L1.2- > ASPM_L1.1- > T_CommonMode=0us LTR1.2_Threshold=32768ns > L1SubCtl2: T_PwrOn=18us > Kernel modules: iwlwifi > > > Note that I have a built kernel just for this, so I'll be happy to test > anything. Also note that I updated my firmware to the last version available > in > the linux-firmware repo. Well, I updated my system's BIOS and the issue went away. Sorry for the noise. Regards, Nicolas
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