On Wed, 2015-01-14 at 11:31 +0300, Igor Gnatenko wrote: > Hi, > > I got report from people that on Intel Centrino N1000 wifi won't > work after > updating to 3.17.8. I see in that release Fedora maints enabled > POWERCAP and > INTEL RAPL. We got working wifi only after disabling powersave via > `iw dev wlp2s0 set power_save off`. > > How we can debug this? > > lspci above. > > 02:00.0 Network controller [0280]: Intel Corporation Centrino > Wireless- N 1000 [Condor Peak] [8086:0084] > Subsystem: Intel Corporation Centrino Wireless-N 1000 BGN > [8086:1315] > 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 28 > Region 0: Memory at d1500000 (64-bit, non-prefetchable) > [size=8K] > 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: 00000000fee0800c Data: 4122 > Capabilities: [e0] Express (v1) Endpoint, MSI 00 > DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency > L0s > <512ns, L1 unlimited > ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+ > DevCtl: Report errors: Correctable- Non-Fatal- Fatal- > Unsupported- > RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ FLReset- > MaxPayload 128 bytes, MaxReadReq 128 bytes > DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- > AuxPwr+ TransPend- > LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s > L1, > Exit Latency L0s <128ns, L1 <32us > ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp- > LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- > CommClk+ > ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt- > LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- > SlotClk+ DLActive- BWMgmt- ABWMgmt- > 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- > NonFatalErr- > CEMsk: RxErr- BadTLP- BadDLLP- Rollover- Timeout- > NonFatalErr+ > AERCap: First Error Pointer: 00, GenCap- CGenEn- > ChkCap- ChkEn- > Capabilities: [140 v1] Device Serial Number 74-e5-0b-ff-ff- > cc- > 82-24 > Kernel driver in use: iwlwifi > Kernel modules: iwlwifi > -- > -Igor Gnatenko CC linux-pm@ -- -Igor Gnatenko
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