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[104.48.214.220]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-664b8d0842asm4023556d50.19.2026.06.29.14.16.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Jun 2026 14:16:16 -0700 (PDT) From: Steev Klimaszewski To: krishna.chundru@oss.qualcomm.com Cc: bhelgaas@google.com, bjorn.andersson@oss.qualcomm.com, jingoohan1@gmail.com, jonathanh@nvidia.com, kwilczynski@kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, lpieralisi@kernel.org, mani@kernel.org, robh@kernel.org, will@kernel.org Subject: Re: [PATCH v5 5/5] PCI: qcom: Add D3cold support Date: Mon, 29 Jun 2026 16:16:14 -0500 Message-ID: <20260629211614.6942-1-threeway@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260429-d3cold-v5-5-89e9735b9df6@oss.qualcomm.com> References: <20260429-d3cold-v5-5-89e9735b9df6@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi Krishna, and Mani, Turns out, this patchset causes issues but only on some machines. On a WDK2023 (Volterra), this breaks suspend, and on *my* X13s, it also seems to when using the command `sudo rtcwake -m freeze -s 300` when resuming it crashes the machine. Interestingly, it does not crash on another user's X13s. Included is the info from Volterra's lspci -vvv and further down will be my lspci -vvv - my X13s has a WD_BLACK 2TB SN770M in it which is not what it came with from Lenovo. WDK2023: [alex@volterra d3-bug]$ cat volterra-info.txt Linux volterra 7.0.14-gefea59a29f1a #17 SMP PREEMPT Mon Jun 29 14:47:59 CDT 2026 aarch64 GNU/Linux Windows Dev Kit 2023BOOT_IMAGE=/@/boot/vmlinuz-linux root=UUID=a8f7fb76-9ae0-49af-a830-09025b783224 rw rootflags=subvol=@ loglevel=3 efi=noruntime clk_ignore_unused pd_ignore_unused regulator_ignore_unused arm64.nopauth [alex@volterra d3-bug]$ cat volterra-lspci-vvv.txt 0002:00:00.0 PCI bridge: Qualcomm Technologies, Inc SC8280XP PCI Express Root Port (prog-if 00 [Normal decode]) Device tree node: /sys/firmware/devicetree/base/soc@0/pcie@1c20000/pcie@0 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- 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: 0000000017a50040 Data: 0000 Masking: fffffffe Pending: 00000000 Capabilities: [70] Express (v2) Root Port (Slot+), IntMsgNum 0 DevCap: MaxPayload 256 bytes, PhantFunc 0 ExtTag- RBE+ 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 x4, ASPM L1, Exit Latency L1 <64us ClockPM- Surprise- LLActRep+ BwNot- ASPMOptComp+ LnkCtl: ASPM L1 Enabled; RCB 128 bytes, LnkDisable- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- FltModeDis- LnkSta: Speed 8GT/s, Width x4 TrErr- Train- SlotClk+ DLActive+ BWMgmt- ABWMgmt- SltCap: AttnBtn+ PwrCtrl+ MRL+ AttnInd+ PwrInd+ HotPlug+ Surprise+ Slot #0, PowerLimit 0W; Interlock+ NoCompl+ SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Off, PwrInd Off, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock- Changed: MRL- PresDet- LinkState- RootCap: CRSVisible- RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ CRSVisible- RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Range ABCD, TimeoutDis+ NROPrPrP+ LTR+ 10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt- EETLPPrefix- EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit- FRS- LN System CLS Not Supported, TPHComp+ ExtTPHComp- ARIFwd- AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- AtomicOpsCtl: ReqEn- EgressBlck- 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: -6dB, EqualizationComplete+ EqualizationPhase1+ EqualizationPhase2+ EqualizationPhase3+ LinkEqualizationRequest- Retimer- 2Retimers- CrosslinkRes: unsupported, FltMode- 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 RootCmd: CERptEn+ NFERptEn+ FERptEn+ RootSta: CERcvd- MultCERcvd- UERcvd- MultUERcvd- FirstFatal- NonFatalMsg- FatalMsg- IntMsgNum 0 ErrorSrc: ERR_COR: 0000 ERR_FATAL/NONFATAL: 0000 Capabilities: [148 v1] Secondary PCI Express LnkCtl3: LnkEquIntrruptEn- PerformEqu- LaneErrStat: 0 Capabilities: [168 v1] Transaction Processing Hints No steering table available Capabilities: [1fc 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=70us LTR1.2_Threshold=136192ns L1SubCtl2: T_PwrOn=60us Capabilities: [20c v1] Vendor Specific Information: ID=0002 Rev=4 Len=100 Capabilities: [30c v1] Vendor Specific Information: ID=0001 Rev=1 Len=038 Capabilities: [344 v1] Vendor Specific Information: ID=0006 Rev=0 Len=018 Kernel driver in use: pcieport 0002:01:00.0 Non-Volatile memory controller: Silicon Motion, Inc. SM2269XT (DRAM-less) NVMe SSD Controller (rev 03) (prog-if 02 [NVM Express]) Subsystem: Silicon Motion, Inc. SM2269XT (DRAM-less) NVMe SSD Controller Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- Capabilities: [158 v1] Alternative Routing-ID Interpretation (ARI) ARICap: MFVC- ACS-, Next Function: 0 ARICtl: MFVC- ACS-, Function Group: 0 Capabilities: [168 v1] Secondary PCI Express LnkCtl3: LnkEquIntrruptEn- PerformEqu- LaneErrStat: 0 Capabilities: [188 v1] Physical Layer 16.0 GT/s Phy16Sta: EquComplete- EquPhase1- EquPhase2- EquPhase3- LinkEquRequest- Capabilities: [1ac v1] Lane Margining at the Receiver PortCap: Uses Driver- PortSta: MargReady- MargSoftReady- Capabilities: [204 v1] Latency Tolerance Reporting Max snoop latency: 0ns Max no snoop latency: 0ns Capabilities: [20c v1] L1 PM Substates L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ L1_PM_Substates+ PortCommonModeRestoreTime=10us PortTPowerOnTime=60us L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ T_CommonMode=0us LTR1.2_Threshold=136192ns L1SubCtl2: T_PwrOn=60us Capabilities: [390 v1] Data Link Feature Kernel driver in use: nvme Kernel modules: nvme 0006:00:00.0 PCI bridge: Qualcomm Technologies, Inc SC8280XP PCI Express Root Port (prog-if 00 [Normal decode]) Device tree node: /sys/firmware/devicetree/base/soc@0/pcie@1c00000/pcie@0 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- 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: 0000000017a50040 Data: 0000 Masking: fffffffe Pending: 00000000 Capabilities: [70] Express (v2) Root Port (Slot+), IntMsgNum 0 DevCap: MaxPayload 128 bytes, PhantFunc 0 ExtTag- RBE+ 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 5GT/s, Width x1, ASPM L1, Exit Latency L1 <64us ClockPM- Surprise+ LLActRep+ BwNot+ ASPMOptComp+ LnkCtl: ASPM L1 Enabled; RCB 128 bytes, LnkDisable- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt+ AutBWInt+ FltModeDis- LnkSta: Speed 5GT/s, Width x1 TrErr- Train- SlotClk+ DLActive+ BWMgmt- ABWMgmt- SltCap: AttnBtn+ PwrCtrl+ MRL+ AttnInd+ PwrInd+ HotPlug+ Surprise+ Slot #0, PowerLimit 0W; Interlock+ NoCompl+ SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Off, PwrInd Off, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock- Changed: MRL- PresDet- LinkState- RootCap: CRSVisible+ RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ CRSVisible+ RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Range ABCD, TimeoutDis+ NROPrPrP+ LTR+ 10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt- EETLPPrefix- EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit- FRS- LN System CLS Not Supported, TPHComp+ ExtTPHComp- ARIFwd- AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- AtomicOpsCtl: ReqEn- EgressBlck- IDOReq- IDOCompl- LTR+ EmergencyPowerReductionReq- 10BitTagReq- OBFF Disabled, EETLPPrefixBlk- LnkCap2: Supported Link Speeds: 2.5-5GT/s, Crosslink- Retimer- 2Retimers- DRS- LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance- SpeedDis- Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance Preset/De-emphasis: -6dB de-emphasis, 0dB preshoot LnkSta2: Current De-emphasis Level: -6dB, EqualizationComplete- EqualizationPhase1- EqualizationPhase2- EqualizationPhase3- LinkEqualizationRequest- Retimer- 2Retimers- CrosslinkRes: unsupported, FltMode- 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 RootCmd: CERptEn+ NFERptEn+ FERptEn+ RootSta: CERcvd- MultCERcvd- UERcvd- MultUERcvd- FirstFatal- NonFatalMsg- FatalMsg- IntMsgNum 0 ErrorSrc: ERR_COR: 0000 ERR_FATAL/NONFATAL: 0000 Capabilities: [148 v1] Secondary PCI Express LnkCtl3: LnkEquIntrruptEn- PerformEqu- LaneErrStat: 0 Capabilities: [158 v1] Transaction Processing Hints No steering table available 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=70us LTR1.2_Threshold=76800ns L1SubCtl2: T_PwrOn=0us Capabilities: [1fc v1] Vendor Specific Information: ID=0002 Rev=4 Len=100 Capabilities: [2fc v1] Vendor Specific Information: ID=0001 Rev=1 Len=038 Kernel driver in use: pcieport 0006:01:00.0 Network controller: Qualcomm Technologies, Inc QCNFA765 Wireless Network Adapter (rev 01) Subsystem: Qualcomm Technologies, Inc Device 0108 Device tree node: /sys/firmware/devicetree/base/soc@0/pcie@1c00000/pcie@0/wifi@0 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- 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: 00000000fffff040 Data: 0000 Masking: fffffffe Pending: 00000000 Capabilities: [70] Express (v2) Root Port (Slot+), IntMsgNum 0 DevCap: MaxPayload 256 bytes, PhantFunc 0 ExtTag- RBE+ 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 x4, ASPM L1, Exit Latency L1 <64us ClockPM- Surprise- LLActRep+ BwNot- ASPMOptComp+ LnkCtl: ASPM L1 Enabled; RCB 128 bytes, LnkDisable- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- FltModeDis- LnkSta: Speed 8GT/s, Width x4 TrErr- Train- SlotClk+ DLActive+ BWMgmt- ABWMgmt- SltCap: AttnBtn+ PwrCtrl+ MRL+ AttnInd+ PwrInd+ HotPlug+ Surprise+ Slot #0, PowerLimit 0W; Interlock+ NoCompl+ SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Off, PwrInd Off, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock- Changed: MRL- PresDet- LinkState- RootCap: CRSVisible- RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ CRSVisible- RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Range ABCD, TimeoutDis+ NROPrPrP+ LTR+ 10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt- EETLPPrefix- EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit- FRS- LN System CLS Not Supported, TPHComp+ ExtTPHComp- ARIFwd- AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- AtomicOpsCtl: ReqEn- EgressBlck- 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: -6dB, EqualizationComplete+ EqualizationPhase1+ EqualizationPhase2+ EqualizationPhase3+ LinkEqualizationRequest- Retimer- 2Retimers- CrosslinkRes: unsupported, FltMode- 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 RootCmd: CERptEn+ NFERptEn+ FERptEn+ RootSta: CERcvd- MultCERcvd- UERcvd- MultUERcvd- FirstFatal- NonFatalMsg- FatalMsg- IntMsgNum 0 ErrorSrc: ERR_COR: 0000 ERR_FATAL/NONFATAL: 0000 Capabilities: [148 v1] Secondary PCI Express LnkCtl3: LnkEquIntrruptEn- PerformEqu- LaneErrStat: 0 Capabilities: [168 v1] Transaction Processing Hints No steering table available Capabilities: [1fc 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=70us LTR1.2_Threshold=86016ns L1SubCtl2: T_PwrOn=10us Capabilities: [20c v1] Vendor Specific Information: ID=0002 Rev=4 Len=100 Capabilities: [30c v1] Vendor Specific Information: ID=0001 Rev=1 Len=038 Capabilities: [344 v1] Vendor Specific Information: ID=0006 Rev=0 Len=018 Kernel driver in use: pcieport 0002:01:00.0 Non-Volatile memory controller: Sandisk Corp WD Black SN770M NVMe SSD (DRAM-less) (rev 01) (prog-if 02 [NVM Express]) Subsystem: Sandisk Corp WD Black SN770M NVMe SSD (DRAM-less) Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- Capabilities: [920 v1] Lane Margining at the Receiver PortCap: Uses Driver+ PortSta: MargReady- MargSoftReady+ Capabilities: [9c0 v1] Physical Layer 16.0 GT/s Phy16Sta: EquComplete- EquPhase1- EquPhase2- EquPhase3- LinkEquRequest- Kernel driver in use: nvme Kernel modules: nvme 0004:00:00.0 PCI bridge: Qualcomm Technologies, Inc SC8280XP PCI Express Root Port (prog-if 00 [Normal decode]) Device tree node: /sys/firmware/devicetree/base/soc@0/pcie@1c10000/pcie@0 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- 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: 00000000fffff040 Data: 0000 Masking: fffffffe Pending: 00000000 Capabilities: [70] Express (v2) Root Port (Slot+), IntMsgNum 0 DevCap: MaxPayload 256 bytes, PhantFunc 0 ExtTag- RBE+ 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 x4, ASPM L1, Exit Latency L1 <16us ClockPM- Surprise+ LLActRep+ BwNot+ ASPMOptComp+ LnkCtl: ASPM Disabled; RCB 128 bytes, LnkDisable- CommClk- ExtSynch- ClockPM- AutWidDis- BWInt+ AutBWInt+ FltModeDis- LnkSta: Speed 2.5GT/s, Width x1 TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt- SltCap: AttnBtn+ PwrCtrl+ MRL+ AttnInd+ PwrInd+ HotPlug+ Surprise+ Slot #0, PowerLimit 0W; Interlock+ NoCompl+ SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Off, PwrInd Off, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock- Changed: MRL- PresDet- LinkState- RootCap: CRSVisible+ RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ CRSVisible+ RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Range ABCD, TimeoutDis+ NROPrPrP+ LTR+ 10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt- EETLPPrefix- EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit- FRS- LN System CLS Not Supported, TPHComp+ ExtTPHComp- ARIFwd- AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- AtomicOpsCtl: ReqEn- EgressBlck- 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, FltMode- 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 RootCmd: CERptEn+ NFERptEn+ FERptEn+ RootSta: CERcvd- MultCERcvd- UERcvd- MultUERcvd- FirstFatal- NonFatalMsg- FatalMsg- IntMsgNum 0 ErrorSrc: ERR_COR: 0000 ERR_FATAL/NONFATAL: 0000 Capabilities: [148 v1] Secondary PCI Express LnkCtl3: LnkEquIntrruptEn- PerformEqu- LaneErrStat: 0 Capabilities: [168 v1] Transaction Processing Hints No steering table available Capabilities: [1fc 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=70us LTR1.2_Threshold=0ns L1SubCtl2: T_PwrOn=10us Capabilities: [20c v1] Vendor Specific Information: ID=0002 Rev=4 Len=100 Capabilities: [30c v1] Vendor Specific Information: ID=0001 Rev=1 Len=038 Capabilities: [344 v1] Vendor Specific Information: ID=0006 Rev=0 Len=018 Kernel driver in use: pcieport 0006:00:00.0 PCI bridge: Qualcomm Technologies, Inc SC8280XP PCI Express Root Port (prog-if 00 [Normal decode]) Device tree node: /sys/firmware/devicetree/base/soc@0/pcie@1c00000/pcie@0 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- 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: 00000000fffff040 Data: 0000 Masking: fffffffe Pending: 00000000 Capabilities: [70] Express (v2) Root Port (Slot+), IntMsgNum 0 DevCap: MaxPayload 128 bytes, PhantFunc 0 ExtTag- RBE+ 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 5GT/s, Width x1, ASPM L1, Exit Latency L1 <64us ClockPM- Surprise+ LLActRep+ BwNot+ ASPMOptComp+ LnkCtl: ASPM L1 Enabled; RCB 128 bytes, LnkDisable- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt+ AutBWInt+ FltModeDis- LnkSta: Speed 5GT/s, Width x1 TrErr- Train- SlotClk+ DLActive+ BWMgmt- ABWMgmt- SltCap: AttnBtn+ PwrCtrl+ MRL+ AttnInd+ PwrInd+ HotPlug+ Surprise+ Slot #0, PowerLimit 0W; Interlock+ NoCompl+ SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Off, PwrInd Off, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock- Changed: MRL- PresDet- LinkState- RootCap: CRSVisible+ RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ CRSVisible+ RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Range ABCD, TimeoutDis+ NROPrPrP+ LTR+ 10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt- EETLPPrefix- EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit- FRS- LN System CLS Not Supported, TPHComp+ ExtTPHComp- ARIFwd- AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- AtomicOpsCtl: ReqEn- EgressBlck- IDOReq- IDOCompl- LTR+ EmergencyPowerReductionReq- 10BitTagReq- OBFF Disabled, EETLPPrefixBlk- LnkCap2: Supported Link Speeds: 2.5-5GT/s, Crosslink- Retimer- 2Retimers- DRS- LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance- SpeedDis- Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance Preset/De-emphasis: -6dB de-emphasis, 0dB preshoot LnkSta2: Current De-emphasis Level: -6dB, EqualizationComplete- EqualizationPhase1- EqualizationPhase2- EqualizationPhase3- LinkEqualizationRequest- Retimer- 2Retimers- CrosslinkRes: unsupported, FltMode- 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 RootCmd: CERptEn+ NFERptEn+ FERptEn+ RootSta: CERcvd- MultCERcvd- UERcvd- MultUERcvd- FirstFatal- NonFatalMsg- FatalMsg- IntMsgNum 0 ErrorSrc: ERR_COR: 0000 ERR_FATAL/NONFATAL: 0000 Capabilities: [148 v1] Secondary PCI Express LnkCtl3: LnkEquIntrruptEn- PerformEqu- LaneErrStat: 0 Capabilities: [158 v1] Transaction Processing Hints No steering table available 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=70us LTR1.2_Threshold=76800ns L1SubCtl2: T_PwrOn=0us Capabilities: [1fc v1] Vendor Specific Information: ID=0002 Rev=4 Len=100 Capabilities: [2fc v1] Vendor Specific Information: ID=0001 Rev=1 Len=038 Kernel driver in use: pcieport 0006:01:00.0 Network controller: Qualcomm Technologies, Inc QCNFA765 Wireless Network Adapter (rev 01) Subsystem: Qualcomm Technologies, Inc Device 0108 Device tree node: /sys/firmware/devicetree/base/soc@0/pcie@1c00000/pcie@0/wifi@0 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR-