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From: Bjorn Helgaas <helgaas@kernel.org>
To: Vidya Sagar <vidyas@nvidia.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	lorenzo.pieralisi@arm.com, robh+dt@kernel.org,
	mark.rutland@arm.com, thierry.reding@gmail.com,
	jonathanh@nvidia.com, kishon@ti.com, catalin.marinas@arm.com,
	will.deacon@arm.com, jingoohan1@gmail.com,
	gustavo.pimentel@synopsys.com, mperttunen@nvidia.com,
	linux-pci@vger.kernel.org, devicetree@vger.kernel.org,
	linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, kthota@nvidia.com,
	mmaddireddy@nvidia.com, sagar.tv@gmail.com
Subject: Re: [PATCH V6 02/15] PCI/PME: Export pcie_pme_disable_msi() & pcie_pme_no_msi() APIs
Date: Fri, 17 May 2019 13:55:45 -0500	[thread overview]
Message-ID: <20190517185545.GB49425@google.com> (raw)
In-Reply-To: <ba611a45-9589-8dce-58e1-d99dd463265d@nvidia.com>

On Fri, May 17, 2019 at 11:23:36PM +0530, Vidya Sagar wrote:
> On 5/17/2019 6:54 PM, Bjorn Helgaas wrote:
> > Do you have "lspci -vvxxx" output for the root ports handy?
> > 
> > If there's some clue in the standard config space that would tell us
> > that MSI works for some events but not others, we could make the PCI
> > core pay attention it.  That would be the best solution because it
> > wouldn't require Tegra-specific code.
> 
> Here is the output of 'lspci vvxxx' for one of Tegra194's root ports.

Thanks!

This port advertises both MSI and MSI-X, and neither one is enabled.
This particular port doesn't have a slot, so hotplug isn't applicable
to it.

But if I understand correctly, if MSI or MSI-X were enabled and the
port had a slot, the port would generate MSI/MSI-X hotplug interrupts.
But PME and AER events would still cause INTx interrupts (even with
MSI or MSI-X enabled).

Do I have that right?  I just want to make sure that the reason for
PME being INTx is a permanent hardware choice and that it's not
related to MSI and MSI-X currently being disabled.

> 0005:00:00.0 PCI bridge: NVIDIA Corporation Device 1ad0 (rev a1) (prog-if 00 [Normal decode])
> 	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
> 	Interrupt: pin A routed to IRQ 50
> 	Bus: primary=00, secondary=01, subordinate=ff, sec-latency=0
> 	I/O behind bridge: None
> 	Memory behind bridge: 40000000-400fffff [size=1M]
> 	Prefetchable memory behind bridge: None
> 	Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
> 	BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> 		PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> 	Capabilities: [40] Power Management version 3
> 		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: 0000000000000000  Data: 0000
> 		Masking: 00000000  Pending: 00000000
> 	Capabilities: [70] Express (v2) Root Port (Slot-), MSI 00
> 		DevCap:	MaxPayload 256 bytes, PhantFunc 0
> 			ExtTag- RBE+
> 		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 16GT/s, Width x8, 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 (downgraded)
> 			TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt+
> 		RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ CRSVisible+
> 		RootCap: CRSVisible+
> 		RootSta: PME ReqID 0000, PMEStatus- PMEPending-
> 		DevCap2: Completion Timeout: Range ABCD, TimeoutDis+, LTR+, OBFF Not Supported ARIFwd-
> 			 AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS-
> 		DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, OBFF Disabled ARIFwd-
> 			 AtomicOpsCtl: ReqEn- EgressBlck-
> 		LnkCtl2: Target Link Speed: 16GT/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: [b0] MSI-X: Enable- Count=8 Masked-
> 		Vector table: BAR=2 offset=00000000
> 		PBA: BAR=2 offset=00010000
> 	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
> 		RootCmd: CERptEn+ NFERptEn+ FERptEn+
> 		RootSta: CERcvd- MultCERcvd- UERcvd- MultUERcvd-
> 			 FirstFatal- NonFatalMsg- FatalMsg- IntMsg 0
> 		ErrorSrc: ERR_COR: 0000 ERR_FATAL/NONFATAL: 0000
> 	Capabilities: [148 v1] Secondary PCI Express <?>
> 	Capabilities: [168 v1] Physical Layer 16.0 GT/s <?>
> 	Capabilities: [190 v1] Lane Margining at the Receiver <?>
> 	Capabilities: [1c0 v1] L1 PM Substates
> 		L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ L1_PM_Substates+
> 			  PortCommonModeRestoreTime=60us PortTPowerOnTime=40us
> 		L1SubCtl1: PCI-PM_L1.2- PCI-PM_L1.1- ASPM_L1.2- ASPM_L1.1-
> 			   T_CommonMode=10us LTR1.2_Threshold=0ns
> 		L1SubCtl2: T_PwrOn=10us
> 	Capabilities: [1d0 v1] Vendor Specific Information: ID=0002 Rev=4 Len=100 <?>
> 	Capabilities: [2d0 v1] Vendor Specific Information: ID=0001 Rev=1 Len=038 <?>
> 	Capabilities: [308 v1] Data Link Feature <?>
> 	Capabilities: [314 v1] Precision Time Measurement
> 		PTMCap: Requester:+ Responder:+ Root:+
> 		PTMClockGranularity: 16ns
> 		PTMControl: Enabled:- RootSelected:-
> 		PTMEffectiveGranularity: Unknown
> 	Capabilities: [320 v1] Vendor Specific Information: ID=0004 Rev=1 Len=054 <?>
> 	Kernel driver in use: pcieport
> 00: de 10 d0 1a 07 01 10 00 a1 00 04 06 00 00 01 00
> 10: 00 00 00 00 00 00 00 00 00 01 ff 00 f0 00 00 00
> 20: 00 40 00 40 f1 ff 01 00 00 00 00 00 00 00 00 00
> 30: 00 00 00 00 40 00 00 00 00 00 00 00 32 01 02 00
> 40: 01 50 c3 c9 08 00 00 00 00 00 00 00 00 00 00 00
> 50: 05 70 80 01 00 00 00 00 00 00 00 00 00 00 00 00
> 60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 70: 10 b0 42 00 01 80 00 00 1f 28 10 00 84 4c 7b 00
> 80: 40 04 12 f0 00 00 00 00 c0 03 40 00 18 00 01 00
> 90: 00 00 00 00 1f 0c 01 00 00 04 00 00 1e 00 80 01
> a0: 04 00 00 02 00 00 00 00 00 00 00 00 00 00 00 00
> b0: 11 00 07 00 02 00 00 00 02 00 01 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

WARNING: multiple messages have this Message-ID (diff)
From: Bjorn Helgaas <helgaas@kernel.org>
To: Vidya Sagar <vidyas@nvidia.com>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
	lorenzo.pieralisi@arm.com, mperttunen@nvidia.com,
	mmaddireddy@nvidia.com, linux-pci@vger.kernel.org,
	catalin.marinas@arm.com, will.deacon@arm.com,
	linux-kernel@vger.kernel.org, robh+dt@kernel.org,
	jonathanh@nvidia.com, Christoph Hellwig <hch@infradead.org>,
	kthota@nvidia.com, thierry.reding@gmail.com,
	gustavo.pimentel@synopsys.com, jingoohan1@gmail.com,
	linux-tegra@vger.kernel.org, kishon@ti.com,
	linux-arm-kernel@lists.infradead.org, sagar.tv@gmail.com
Subject: Re: [PATCH V6 02/15] PCI/PME: Export pcie_pme_disable_msi() & pcie_pme_no_msi() APIs
Date: Fri, 17 May 2019 13:55:45 -0500	[thread overview]
Message-ID: <20190517185545.GB49425@google.com> (raw)
In-Reply-To: <ba611a45-9589-8dce-58e1-d99dd463265d@nvidia.com>

On Fri, May 17, 2019 at 11:23:36PM +0530, Vidya Sagar wrote:
> On 5/17/2019 6:54 PM, Bjorn Helgaas wrote:
> > Do you have "lspci -vvxxx" output for the root ports handy?
> > 
> > If there's some clue in the standard config space that would tell us
> > that MSI works for some events but not others, we could make the PCI
> > core pay attention it.  That would be the best solution because it
> > wouldn't require Tegra-specific code.
> 
> Here is the output of 'lspci vvxxx' for one of Tegra194's root ports.

Thanks!

This port advertises both MSI and MSI-X, and neither one is enabled.
This particular port doesn't have a slot, so hotplug isn't applicable
to it.

But if I understand correctly, if MSI or MSI-X were enabled and the
port had a slot, the port would generate MSI/MSI-X hotplug interrupts.
But PME and AER events would still cause INTx interrupts (even with
MSI or MSI-X enabled).

Do I have that right?  I just want to make sure that the reason for
PME being INTx is a permanent hardware choice and that it's not
related to MSI and MSI-X currently being disabled.

> 0005:00:00.0 PCI bridge: NVIDIA Corporation Device 1ad0 (rev a1) (prog-if 00 [Normal decode])
> 	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
> 	Interrupt: pin A routed to IRQ 50
> 	Bus: primary=00, secondary=01, subordinate=ff, sec-latency=0
> 	I/O behind bridge: None
> 	Memory behind bridge: 40000000-400fffff [size=1M]
> 	Prefetchable memory behind bridge: None
> 	Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR-
> 	BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> 		PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> 	Capabilities: [40] Power Management version 3
> 		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: 0000000000000000  Data: 0000
> 		Masking: 00000000  Pending: 00000000
> 	Capabilities: [70] Express (v2) Root Port (Slot-), MSI 00
> 		DevCap:	MaxPayload 256 bytes, PhantFunc 0
> 			ExtTag- RBE+
> 		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 16GT/s, Width x8, 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 (downgraded)
> 			TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt+
> 		RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna+ CRSVisible+
> 		RootCap: CRSVisible+
> 		RootSta: PME ReqID 0000, PMEStatus- PMEPending-
> 		DevCap2: Completion Timeout: Range ABCD, TimeoutDis+, LTR+, OBFF Not Supported ARIFwd-
> 			 AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS-
> 		DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, OBFF Disabled ARIFwd-
> 			 AtomicOpsCtl: ReqEn- EgressBlck-
> 		LnkCtl2: Target Link Speed: 16GT/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: [b0] MSI-X: Enable- Count=8 Masked-
> 		Vector table: BAR=2 offset=00000000
> 		PBA: BAR=2 offset=00010000
> 	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
> 		RootCmd: CERptEn+ NFERptEn+ FERptEn+
> 		RootSta: CERcvd- MultCERcvd- UERcvd- MultUERcvd-
> 			 FirstFatal- NonFatalMsg- FatalMsg- IntMsg 0
> 		ErrorSrc: ERR_COR: 0000 ERR_FATAL/NONFATAL: 0000
> 	Capabilities: [148 v1] Secondary PCI Express <?>
> 	Capabilities: [168 v1] Physical Layer 16.0 GT/s <?>
> 	Capabilities: [190 v1] Lane Margining at the Receiver <?>
> 	Capabilities: [1c0 v1] L1 PM Substates
> 		L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+ L1_PM_Substates+
> 			  PortCommonModeRestoreTime=60us PortTPowerOnTime=40us
> 		L1SubCtl1: PCI-PM_L1.2- PCI-PM_L1.1- ASPM_L1.2- ASPM_L1.1-
> 			   T_CommonMode=10us LTR1.2_Threshold=0ns
> 		L1SubCtl2: T_PwrOn=10us
> 	Capabilities: [1d0 v1] Vendor Specific Information: ID=0002 Rev=4 Len=100 <?>
> 	Capabilities: [2d0 v1] Vendor Specific Information: ID=0001 Rev=1 Len=038 <?>
> 	Capabilities: [308 v1] Data Link Feature <?>
> 	Capabilities: [314 v1] Precision Time Measurement
> 		PTMCap: Requester:+ Responder:+ Root:+
> 		PTMClockGranularity: 16ns
> 		PTMControl: Enabled:- RootSelected:-
> 		PTMEffectiveGranularity: Unknown
> 	Capabilities: [320 v1] Vendor Specific Information: ID=0004 Rev=1 Len=054 <?>
> 	Kernel driver in use: pcieport
> 00: de 10 d0 1a 07 01 10 00 a1 00 04 06 00 00 01 00
> 10: 00 00 00 00 00 00 00 00 00 01 ff 00 f0 00 00 00
> 20: 00 40 00 40 f1 ff 01 00 00 00 00 00 00 00 00 00
> 30: 00 00 00 00 40 00 00 00 00 00 00 00 32 01 02 00
> 40: 01 50 c3 c9 08 00 00 00 00 00 00 00 00 00 00 00
> 50: 05 70 80 01 00 00 00 00 00 00 00 00 00 00 00 00
> 60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 70: 10 b0 42 00 01 80 00 00 1f 28 10 00 84 4c 7b 00
> 80: 40 04 12 f0 00 00 00 00 c0 03 40 00 18 00 01 00
> 90: 00 00 00 00 1f 0c 01 00 00 04 00 00 1e 00 80 01
> a0: 04 00 00 02 00 00 00 00 00 00 00 00 00 00 00 00
> b0: 11 00 07 00 02 00 00 00 02 00 01 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

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  reply	other threads:[~2019-05-17 18:55 UTC|newest]

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-13  5:06 [PATCH V6 00/15] Add Tegra194 PCIe support Vidya Sagar
2019-05-13  5:06 ` Vidya Sagar
2019-05-13  5:06 ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 01/15] PCI: Add #defines for some of PCIe spec r4.0 features Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 02/15] PCI/PME: Export pcie_pme_disable_msi() & pcie_pme_no_msi() APIs Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  7:25   ` Christoph Hellwig
2019-05-13  7:25     ` Christoph Hellwig
2019-05-14  3:30     ` Vidya Sagar
2019-05-14  3:30       ` Vidya Sagar
2019-05-14  3:30       ` Vidya Sagar
2019-05-14  6:02       ` Christoph Hellwig
2019-05-14  6:02         ` Christoph Hellwig
2019-05-14  6:02         ` Christoph Hellwig
2019-05-16 13:34       ` Bjorn Helgaas
2019-05-16 13:34         ` Bjorn Helgaas
2019-05-17  8:19         ` Vidya Sagar
2019-05-17  8:19           ` Vidya Sagar
2019-05-17  8:19           ` Vidya Sagar
2019-05-17 13:24           ` Bjorn Helgaas
2019-05-17 13:24             ` Bjorn Helgaas
2019-05-17 17:53             ` Vidya Sagar
2019-05-17 17:53               ` Vidya Sagar
2019-05-17 17:53               ` Vidya Sagar
2019-05-17 18:55               ` Bjorn Helgaas [this message]
2019-05-17 18:55                 ` Bjorn Helgaas
2019-05-18  1:58                 ` Vidya Sagar
2019-05-18  1:58                   ` Vidya Sagar
2019-05-18  1:58                   ` Vidya Sagar
2019-05-20 17:57                   ` Bjorn Helgaas
2019-05-20 17:57                     ` Bjorn Helgaas
2019-05-21  5:06                     ` Vidya Sagar
2019-05-21  5:06                       ` Vidya Sagar
2019-05-21  5:06                       ` Vidya Sagar
2019-05-16 13:28   ` Bjorn Helgaas
2019-05-16 13:28     ` Bjorn Helgaas
2019-05-13  5:06 ` [PATCH V6 03/15] PCI: dwc: Perform dbi regs write lock towards the end Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 04/15] PCI: dwc: Move config space capability search API Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 05/15] PCI: dwc: Add ext " Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 06/15] dt-bindings: PCI: designware: Add binding for CDM register check Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13 15:10   ` Rob Herring
2019-05-13 15:10     ` Rob Herring
2019-05-14  5:27     ` Vidya Sagar
2019-05-14  5:27       ` Vidya Sagar
2019-05-14  5:27       ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 07/15] PCI: dwc: Add support to enable " Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 08/15] dt-bindings: Add PCIe supports-clkreq property Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 09/15] dt-bindings: PCI: tegra: Add device tree support for Tegra194 Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 10/15] dt-bindings: PHY: P2U: Add Tegra194 P2U block Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13 15:22   ` Rob Herring
2019-05-13 15:22     ` Rob Herring
2019-05-13 15:22     ` Rob Herring
2019-05-13  5:06 ` [PATCH V6 11/15] arm64: tegra: Add P2U and PCIe controller nodes to Tegra194 DT Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 12/15] arm64: tegra: Enable PCIe slots in P2972-0000 board Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 13/15] phy: tegra: Add PCIe PIPE2UPHY support Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 14/15] PCI: tegra: Add Tegra194 PCIe support Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06 ` [PATCH V6 15/15] arm64: Add Tegra194 PCIe driver to defconfig Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar
2019-05-13  5:06   ` Vidya Sagar

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