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<4F7AB6FE.3080009@silka.with-linux.com> <20120403200306.0afbb48b@xenia.leun.net> Date: Wed, 4 Apr 2012 12:59:09 +0530 Message-ID: (sfid-20120404_092927_472494_DAAB5983) Subject: Re: [ath9k-devel] 3.3.1 ath9k regression From: Mohammed Shafi To: Michael Leun , casteyde.christian@free.fr Cc: Kelly Anderson , Ben Greear , "ath9k-devel@lists.ath9k.org" , Linux Kernel Mailing List , Felix Fietkau , linux-wireless Mailing List Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Tue, Apr 3, 2012 at 11:33 PM, Michael Leun wrote: > On Tue, 03 Apr 2012 02:38:22 -0600 > Kelly Anderson wrote: > [...] > > I've trouble with db6a6a78d8602964c9dfb1d8ce18daefd92da0a7 / > c1afdaff90538ef085b756454f12b29575411214 ath9k: fix going to full-sleep > on PS idle also. > > On my machine the card is detected as usual, connecting to an ap with > wpa2 the first time after driver was loaded does work, but after an > ifconfig wlan0 down / ifconfig wlan0 up it is not able to reconnect again: > > Apr ?3 19:34:35 jill kernel: [ ?986.012989] wlan0: authenticate with xx:xx:xx:xx:xx:xx (try 1) > Apr ?3 19:34:35 jill kernel: [ ?986.213059] wlan0: authenticate with xx:xx:xx:xx:xx:xx (try 2) > Apr ?3 19:34:35 jill kernel: [ ?986.413151] wlan0: authenticate with xx:xx:xx:xx:xx:xx (try 3) > Apr ?3 19:34:35 jill kernel: [ ?986.613135] wlan0: authentication with xx:xx:xx:xx:xx:xx timed out > Apr ?3 19:34:43 jill kernel: [ ?994.188209] wlan0: authenticate with xx:xx:xx:xx:xx:xx (try 1) > Apr ?3 19:34:43 jill kernel: [ ?994.388148] wlan0: authenticate with xx:xx:xx:xx:xx:xx (try 2) > Apr ?3 19:34:43 jill kernel: [ ?994.588132] wlan0: authenticate with xx:xx:xx:xx:xx:xx (try 3) > Apr ?3 19:34:43 jill kernel: [ ?994.788044] wlan0: authentication with xx:xx:xx:xx:xx:xx timed out did a prelim check with my wireless testing and could not see the issue, will spend some time to recreate it. > [...] > > rmmod ath9k > modprobe ath9k > > Fixes that, after reloading the module it connects (once) again. > > modprobe -v ath9k debug=0xe01 does not yield more information than above. > > jill:/home/ml # lspci -vvvvvvxxx > [...] > 02:00.0 Network controller: Atheros Communications Inc. AR928X Wireless Network Adapter (PCI-Express) (rev 01) > ? ? ? ?Subsystem: Hewlett-Packard Company Device 3042 > ? ? ? ?Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- > ? ? ? ?Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- ? ? ? ?Latency: 0, Cache Line Size: 64 bytes > ? ? ? ?Interrupt: pin A routed to IRQ 19 > ? ? ? ?Region 0: Memory at d2500000 (64-bit, non-prefetchable) [size=64K] > ? ? ? ?Capabilities: [40] 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: [50] MSI: Enable- Count=1/1 Maskable- 64bit- > ? ? ? ? ? ? ? ?Address: 00000000 ?Data: 0000 > ? ? ? ?Capabilities: [60] Express (v1) Legacy Endpoint, MSI 00 > ? ? ? ? ? ? ? ?DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <512ns, L1 <64us > ? ? ? ? ? ? ? ? ? ? ? ?ExtTag- AttnBtn- AttnInd- PwrInd- RBE- FLReset- > ? ? ? ? ? ? ? ?DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported- > ? ? ? ? ? ? ? ? ? ? ? ?RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop- > ? ? ? ? ? ? ? ? ? ? ? ?MaxPayload 128 bytes, MaxReadReq 512 bytes > ? ? ? ? ? ? ? ?DevSta: CorrErr- UncorrErr+ FatalErr- UnsuppReq+ AuxPwr- TransPend- > ? ? ? ? ? ? ? ?LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L1, Latency L0 <512ns, L1 <64us > ? ? ? ? ? ? ? ? ? ? ? ?ClockPM- Surprise- LLActRep- BwNot- > ? ? ? ? ? ? ? ?LnkCtl: ASPM Disabled; RCB 128 bytes Disabled- Retrain- CommClk+ > ? ? ? ? ? ? ? ? ? ? ? ?ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- > ? ? ? ? ? ? ? ?LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt- > ? ? ? ?Capabilities: [90] MSI-X: Enable- Count=1 Masked- > ? ? ? ? ? ? ? ?Vector table: BAR=0 offset=00000000 > ? ? ? ? ? ? ? ?PBA: BAR=0 offset=00000000 > ? ? ? ?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: 14, GenCap+ CGenEn- ChkCap+ ChkEn- > ? ? ? ?Capabilities: [140 v1] Virtual Channel > ? ? ? ? ? ? ? ?Caps: ? LPEVC=0 RefClk=100ns PATEntryBits=1 > ? ? ? ? ? ? ? ?Arb: ? ?Fixed- WRR32- WRR64- WRR128- > ? ? ? ? ? ? ? ?Ctrl: ? ArbSelect=Fixed > ? ? ? ? ? ? ? ?Status: InProgress- > ? ? ? ? ? ? ? ?VC0: ? ?Caps: ? PATOffset=00 MaxTimeSlots=1 RejSnoopTrans- > ? ? ? ? ? ? ? ? ? ? ? ?Arb: ? ?Fixed- WRR32- WRR64- WRR128- TWRR128- WRR256- > ? ? ? ? ? ? ? ? ? ? ? ?Ctrl: ? Enable+ ID=0 ArbSelect=Fixed TC/VC=01 > ? ? ? ? ? ? ? ? ? ? ? ?Status: NegoPending- InProgress- > ? ? ? ?Capabilities: [160 v1] Device Serial Number 00-00-00-00-00-00-00-00 > ? ? ? ?Kernel driver in use: ath9k > 00: 8c 16 2a 00 07 00 10 00 01 00 80 02 10 00 00 00 > 10: 04 00 50 d2 00 00 00 00 00 00 00 00 00 00 00 00 > 20: 00 00 00 00 00 00 00 00 00 00 00 00 3c 10 42 30 > 30: 00 00 00 00 40 00 00 00 00 00 00 00 0b 01 00 00 > 40: 01 50 c2 5b 00 00 00 00 00 00 00 00 00 00 00 00 > 50: 05 60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 60: 10 90 11 00 c0 0c 04 05 10 20 0a 00 11 38 03 00 > 70: 48 00 11 10 00 00 00 00 c0 03 00 00 00 00 00 00 > 80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 90: 11 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > a0: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > > > After reverting db6a6a78d8602964c9dfb1d8ce18daefd92da0a7 in 3.3.1 it > works again as expected. > > > -- > MfG, > > Michael Leun > -- thanks, shafi