ath12k: No 6GHz Wireless found
Walt Holman
waltholman09 at gmail.com
Tue Apr 1 14:21:07 PDT 2025
On Tue, Apr 1, 2025 at 1:53 PM Jeff Johnson
<jeff.johnson at oss.qualcomm.com> wrote:
>
> On 3/30/2025 7:28 AM, Walt Holman wrote:
> > Hello,
> >
> > I have a wcn7850 hw2.0 based m.2 wireless card in my laptop and am
> > unable to see or connect to 6Ghz networks. I have an ASUS BE30000 wifi
> > router setup with a separate 6ghz only network, which my phone and
> > other laptops can connect to. I'm unable to even see this network on
> > this particular laptop. Months ago (maybe September), I could see it
> > occasionally, but now it never shows up. I'm using firmware from
> > git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git
> > and track the kernels pretty closely. I'm currently running 6.14.0
> > built from source. Any suggestions? Some HW info is below:
> >
> > 63:00.0 Network controller: Qualcomm Technologies, Inc WCN785x Wi-Fi
> > 7(802.11be) 320MHz 2x2 [FastConnect 7800
> > ] (rev 01)
> > Subsystem: Quectel Wireless Solutions Co., Ltd. Device 8000
> > 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 ? routed to IRQ 111
> > IOMMU group: 19
> > Region 0: Memory at dd800000 (64-bit, non-prefetchable) [size=2M]
> > Capabilities: [40] 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: [50] MSI: Enable+ Count=16/32 Maskable+ 64bit-
> > Address: fee00000 Data: 0000
> > Masking: ffff8000 Pending: 00000000
> > Capabilities: [70] Express (v2) Endpoint, IntMsgNum 0
> > DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s
> > unlimited, L1 unlimited
> > ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
> > SlotPowerLimit 75W TEE-IO-
> > 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 8GT/s, Width x2, ASPM L0s L1,
> > Exit Latency L0s <1us, L1 <64us
> > ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp+
> > LnkCtl: ASPM L1 Enabled; RCB 64 bytes, LnkDisable- CommClk+
> > ExtSynch+ ClockPM- AutWidDis- BWInt- AutBWInt-
> > LnkSta: Speed 8GT/s, Width x1 (downgraded)
> > TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
> > DevCap2: Completion Timeout: Range ABCD, 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-
> > AtomicOpsCtl: ReqEn-
> > IDOReq- IDOCompl- LTR+ EmergencyPowerReductionReq-
> > 10BitTagReq- OBFF Disabled, EETLPPrefixBlk-
> > LnkCap2: Supported Link Speeds: 2.5-8GT/s, Crosslink-
> > Retimer- 2Retimers- DRS-
> > LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
> > Transmit Margin: Normal Operating Range,
> > EnterModifiedCompliance- ComplianceSOS-
> > Compliance Preset/De-emphasis: -6dB
> > de-emphasis, 0dB preshoot
> > LnkSta2: Current De-emphasis Level: -3.5dB,
> > EqualizationComplete+ EqualizationPhase1+
> > EqualizationPhase2+ EqualizationPhase3+
> > LinkEqualizationRequest-
> > Retimer- 2Retimers- CrosslinkRes: unsupported
> > Capabilities: [100 v2] Advanced Error Reporting
> > UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
> > UnxCmplt- RxOF- MalfTLP-
> > ECRC- UnsupReq- ACSViol- UncorrIntErr-
> > BlockedTLP- AtomicOpBlocked- TLPBlockedErr-
> > PoisonTLPBlocked- DMWrReqBlocked- IDECheck-
> > MisIDETLP- PCRC_CHECK- TLPXlatBlocked-
> > UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
> > UnxCmplt- RxOF- MalfTLP-
> > ECRC- UnsupReq- ACSViol- UncorrIntErr+
> > BlockedTLP- AtomicOpBlocked- TLPBlockedErr-
> > PoisonTLPBlocked- DMWrReqBlocked- IDECheck-
> > MisIDETLP- PCRC_CHECK- TLPXlatBlocked-
> > UESvrt: DLP+ SDES+ TLP- FCP+ CmpltTO- CmpltAbrt-
> > UnxCmplt- RxOF+ MalfTLP+
> > ECRC- UnsupReq- ACSViol- UncorrIntErr+
> > BlockedTLP- AtomicOpBlocked- TLPBlockedErr-
> > PoisonTLPBlocked- DMWrReqBlocked- IDECheck-
> > MisIDETLP- PCRC_CHECK- TLPXlatBlocked-
> > CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout-
> > AdvNonFatalErr- CorrIntErr- HeaderOF-
> > CEMsk: RxErr- BadTLP- BadDLLP- Rollover- Timeout-
> > AdvNonFatalErr+ CorrIntErr+ HeaderOF+
> > AERCap: First Error Pointer: 00, ECRCGenCap+ ECRCGenEn-
> > ECRCChkCap+ ECRCChkEn-
> > MultHdrRecCap- MultHdrRecEn- TLPPfxPres- HdrLogCap-
> > HeaderLog: 00000000 00000000 00000000 00000000
> > Capabilities: [148 v1] Secondary PCI Express
> > LnkCtl3: LnkEquIntrruptEn- PerformEqu-
> > LaneErrStat: 0
> > Capabilities: [158 v1] Transaction Processing Hints
> > No steering table available
> > Capabilities: [1e4 v1] Latency Tolerance Reporting
> > Max snoop latency: 1048576ns
> > Max no snoop latency: 1048576ns
> > Capabilities: [1ec v1] L1 PM Substates
> > L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+
> > ASPM_L1.1+ L1_PM_Substates+
> > PortCommonModeRestoreTime=70us PortTPowerOnTime=0us
> > L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
> > T_CommonMode=0us LTR1.2_Threshold=166912ns
> > L1SubCtl2: T_PwrOn=90us
> > Kernel driver in use: ath12k_pci
> > Kernel modules: ath12k
> >
> > root at walt-ROG-zephyrus:~# iw reg get
> > global
> > country US: DFS-FCC
> > (902 - 904 @ 2), (N/A, 30), (N/A)
> > (904 - 920 @ 16), (N/A, 30), (N/A)
> > (920 - 928 @ 8), (N/A, 30), (N/A)
> > (2400 - 2472 @ 40), (N/A, 30), (N/A)
> > (5150 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW
> > (5250 - 5350 @ 80), (N/A, 24), (0 ms), DFS, AUTO-BW
> > (5470 - 5730 @ 160), (N/A, 24), (0 ms), DFS
> > (5730 - 5850 @ 80), (N/A, 30), (N/A), AUTO-BW
> > (5850 - 5895 @ 40), (N/A, 27), (N/A), NO-OUTDOOR, AUTO-BW, PASSIVE-SCAN
> > (5925 - 7125 @ 320), (N/A, 12), (N/A), NO-OUTDOOR, PASSIVE-SCAN
> > (57240 - 71000 @ 2160), (N/A, 40), (N/A)
> >
> > phy#0 (self-managed)
> > country na: DFS-UNSET
> > (2402 - 2472 @ 40), (N/A, 20), (N/A)
> > (2457 - 2482 @ 20), (N/A, 20), (N/A), PASSIVE-SCAN
> > (5170 - 5330 @ 160), (N/A, 20), (N/A), AUTO-BW, PASSIVE-SCAN
> > (5490 - 5730 @ 160), (N/A, 20), (N/A), AUTO-BW, PASSIVE-SCAN
> > (5735 - 5895 @ 160), (N/A, 20), (N/A), AUTO-BW, PASSIVE-SCAN
> > (5945 - 7125 @ 320), (N/A, 30), (N/A), AUTO-BW, PASSIVE-SCAN
> >
>
> I added the ath12k list to make sure this has the proper attention.
> Since you are building from source, can you please test with the following patch:
> https://msgid.link/20250401020840.357-1-quic_kangyang@quicinc.com
>
> This is in my pending queue.
>
> /jeff
>
Hi Jeff,
No dice on the 6Ghz networks. It fixed up the registration info, but I
still don't see any 6Ghz networks. Even from an 'iw wlp99s0 scan'
global
country US: DFS-FCC
(902 - 904 @ 2), (N/A, 30), (N/A)
(904 - 920 @ 16), (N/A, 30), (N/A)
(920 - 928 @ 8), (N/A, 30), (N/A)
(2400 - 2472 @ 40), (N/A, 30), (N/A)
(5150 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW
(5250 - 5350 @ 80), (N/A, 24), (0 ms), DFS, AUTO-BW
(5470 - 5730 @ 160), (N/A, 24), (0 ms), DFS
(5730 - 5850 @ 80), (N/A, 30), (N/A), AUTO-BW
(5850 - 5895 @ 40), (N/A, 27), (N/A), NO-OUTDOOR, AUTO-BW, PASSIVE-SCAN
(5925 - 7125 @ 320), (N/A, 12), (N/A), NO-OUTDOOR, PASSIVE-SCAN
(57240 - 71000 @ 2160), (N/A, 40), (N/A)
phy#0 (self-managed)
country US: DFS-FCC
(2402 - 2472 @ 40), (6, 30), (N/A)
(5170 - 5250 @ 80), (6, 24), (N/A), AUTO-BW
(5250 - 5330 @ 80), (6, 24), (0 ms), DFS, AUTO-BW
(5490 - 5730 @ 160), (6, 24), (0 ms), DFS, AUTO-BW
(5735 - 5855 @ 80), (6, 30), (N/A), AUTO-BW
(5855 - 5925 @ 40), (6, 30), (N/A), NO-OUTDOOR, AUTO-BW
(5925 - 7125 @ 320), (N/A, 30), (N/A), NO-OUTDOOR, AUTO-BW
-Walt
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