more info:
>From xen/console/guest-sys-net-dm.log:
[2021-01-09 18:51:45] [00:06.0] xen_pt_realize: Assigning real physical
device 05:00.0 to devfn 0x30
[2021-01-09 18:51:45] [00:06.0] xen_pt_register_regions: IO region 0
registered (size=0x00100000 base_addr=0xd2100000 type: 0x4)
[2021-01-09 18:51:45] [00:06.0] xen_pt_config_reg_init: Offset 0x000e
mismatch! Emulated=0x0080, host=0x0000, syncing to 0x0000.
[2021-01-09 18:51:45] [00:06.0] xen_pt_config_reg_init: Offset 0x0010
mismatch! Emulated=0x0000, host=0xd2100004, syncing to 0xd2100004.
[2021-01-09 18:51:45] [00:06.0] xen_pt_config_reg_init: Offset 0x0042
mismatch! Emulated=0x0000, host=0x0003, syncing to 0x0003.
[2021-01-09 18:51:45] [00:06.0] xen_pt_config_reg_init: Offset 0x0074
mismatch! Emulated=0x0000, host=0x5908fc0, syncing to 0x5908fc0.
[2021-01-09 18:51:45] [00:06.0] xen_pt_config_reg_init: Offset 0x007a
mismatch! Emulated=0x0000, host=0x0010, syncing to 0x0010.
[2021-01-09 18:51:45] [00:06.0] xen_pt_config_reg_init: Offset 0x0082
mismatch! Emulated=0x0000, host=0x1012, syncing to 0x1012.
[2021-01-09 18:51:45] [00:06.0] xen_pt_realize: no pin interrupt
[2021-01-09 18:51:45] [00:06.0] xen_pt_realize: Real physical device
05:00.0 registered successfully
lspci from dom0:
05:00.0 Network controller: Qualcomm Device 1101 (rev 01)
Subsystem: Rivet Networks Device a501
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-
Region 0: Memory at d2100000 (64-bit, non-prefetchable) [size=1M]
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=1/32 Maskable+ 64bit-
Address: 00000000 Data: 0000
Masking: 00000000 Pending: 00000000
Capabilities: [70] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s
unlimited, L1 unlimited
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 8GT/s, Width x1, ASPM L0s L1, Exit
Latency L0s <1us, L1 <64us
ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- CommClk+
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s (downgraded), Width x1 (ok)
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-, 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: [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: 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: 0ns
Max no snoop latency: 0ns
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=0ns
L1SubCtl2: T_PwrOn=10us
Kernel driver in use: pciback
Kernel modules: ath11k_pci
lspci on sys-net:
00:06.0 Network controller: Qualcomm Device 1101 (rev 01)
Subsystem: Rivet Networks Device a501
Physical Slot: 6
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-
Region 0: Memory at f2000000 (64-bit, non-prefetchable) [size=1M]
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=1/1 Maskable- 64bit-
Address: 00000000 Data: 0000
Capabilities: [70] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s
unlimited, L1 unlimited
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 8GT/s, Width x1, ASPM L0s L1, Exit
Latency L0s <1us, L1 <64us
ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp+
LnkCtl: ASPM Disabled; RCB 64 bytes, Disabled- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s (downgraded), Width x1 (ok)
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- LTR- OBFF
Disabled,
AtomicOpsCtl: ReqEn-
LnkSta2: Current De-emphasis Level: -6dB, EqualizationComplete-
EqualizationPhase1-
EqualizationPhase2- EqualizationPhase3-
LinkEqualizationRequest-
Retimer- 2Retimers- CrosslinkRes: unsupported
Kernel modules: ath11k_pci
On Saturday, January 9, 2021 at 8:37:18 PM UTC-10 Rama McIntosh wrote:
>
> Hi,
>
> Dell soldered the new AX500 pci card to my motherboard (HCL
> https://groups.google.com/g/qubes-users/c/Fa65-e8vqdM).
>
> Please let me know if a qubes-issue is a better place to track this.
>
> So when the driver tries to initialize msi:
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/drivers/net/wireless/ath/ath11k/pci.c?h=v5.10.5#n640
>
> It gets -28 in sys-net:
>
> [ 5.706045] ath11k_pci 0000:00:06.0: WARNING: ath11k PCI support is
> experimental!
> [ 5.706448] ath11k_pci 0000:00:06.0: BAR 0: assigned [mem
> 0xf2000000-0xf20fffff 64bit]
> [ 5.734248] ath11k_pci 0000:00:06.0: failed to get 32 MSI vectors, only
> -28 available
> [ 5.734289] ath11k_pci 0000:00:06.0: failed to enable msi: -28
> [ 5.736589] ath11k_pci: probe of 0000:00:06.0 failed with error -28
>
> The driver works fine in bare metal fedora 33. I tried permissive and
> no-strict-reset. I've been looking at xen and suspect the bug is there.
> I did notice a patch to fix a intel wifi driver to work with xen.
>
> Any help of what needs fixing would be appreciated. Thanks.
>
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