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Message-ID: <A3397C8B8B789E45844E7EC5DEAD89D040EED20D@satlexdag05.amd.com> Date: Mon, 28 Apr 2014 12:51:11 +0000 From: "Deucher, Alexander" <Alexander.Deucher@....com> To: "Koenig, Christian" <Christian.Koenig@....com>, Jerome Glisse <j.glisse@...il.com>, Thomas Schwinge <thomas@...esourcery.com> CC: Bjorn Helgaas <bhelgaas@...gle.com>, "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>, Johannes Weiner <hannes@...xchg.org>, Mel Gorman <mgorman@...e.de>, Rik van Riel <riel@...riel.com>, Andrea Arcangeli <aarcange@...hat.com>, Zlatko Calusic <zcalusic@...sync.net>, Minchan Kim <minchan@...nel.org>, "linux-mm@...ck.org" <linux-mm@...ck.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Andrew Morton <akpm@...ux-foundation.org>, "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org> Subject: RE: radeon: screen garbled after page allocator change, was: Re: [patch v2 3/3] mm: page_alloc: fair zone allocator policy > -----Original Message----- > From: Koenig, Christian > Sent: Monday, April 28, 2014 3:30 AM > To: Jerome Glisse; Thomas Schwinge > Cc: Bjorn Helgaas; linux-pci@...r.kernel.org; Johannes Weiner; Mel Gorman; > Rik van Riel; Andrea Arcangeli; Zlatko Calusic; Minchan Kim; linux- > mm@...ck.org; linux-kernel@...r.kernel.org; Andrew Morton; Deucher, > Alexander; dri-devel@...ts.freedesktop.org > Subject: Re: radeon: screen garbled after page allocator change, was: Re: > [patch v2 3/3] mm: page_alloc: fair zone allocator policy > > > + /* We are living in a monstruous world in which you can have the pci > > + * root complex behind an hypertransport link which can not address > > + * anything above 32bit (well hypertransport specification says 40bits > > + * but hardware such as SIS761 only support 32bits). > That looks more like a problem with this specific chipset rather than > something that needs a general solution like this. > > Maybe we should rather add the PCI-ID(s) of the thing to some kind of > quirks table for now so that the patch isn't so invasive and we can CC > stable as well? IIRC, there was someone on IRC with a similar problem with a similar SiS chipset a while back. These SiS chipsets seem to be generally problematic. Alex > > Just a thought, > Christian. > > Am 27.04.2014 21:55, schrieb Jerome Glisse: > > On Sat, Apr 26, 2014 at 11:31:11PM -0400, Jerome Glisse wrote: > >> On Thu, Apr 24, 2014 at 09:37:22AM -0400, Johannes Weiner wrote: > >>> Hi Thomas, > >>> > >>> On Wed, Apr 02, 2014 at 04:26:08PM +0200, Thomas Schwinge wrote: > >>>> Hi! > >>>> > >>>> On Fri, 2 Aug 2013 11:37:26 -0400, Johannes Weiner > <hannes@...xchg.org> wrote: > >>>>> Each zone that holds userspace pages of one workload must be aged > at a > >>>>> speed proportional to the zone size. [...] > >>>>> Fix this with a very simple round robin allocator. [...] > >>>> This patch, adding NR_ALLOC_BATCH, eventually landed in mainline as > >>>> commit 81c0a2bb515fd4daae8cab64352877480792b515 (2013-09-11). > >>>> > >>>> I recently upgraded a Debian testing system from a 3.11 kernel to 3.12, > >>>> and it started to exhibit "strange" issues, which I then bisected to this > >>>> patch. I'm not saying that the patch is faulty, as it seems to be > >>>> working fine for everyone else, so I rather assume that something in a > >>>> (vastly?) different corner of the kernel (or my hardware?) is broken. > >>>> ;-) > >>>> > >>>> The issue is that when X.org/lightdm starts up, there are "garbled" > >>>> section on the screen, for example, rectangular boxes that are just > black > >>>> or otherwise "distorted", and/or sets of glyphs (corresponding to a set > >>>> of characters; but not all characters) are displayed as rectangular gray > >>>> or black boxes, and/or icons in a GNOME session are not displayed > >>>> properly, and so on. (Can take a snapshot if that helps?) Switching to > >>>> a Linux console, I can use that one fine. Switching back to X, in the > >>>> majority of all cases, the screen will be completely black, but with the > >>>> mouse cursor still rendered properly (done in hardware, I assume). > >>>> > >>>> Reverting commit 81c0a2bb515fd4daae8cab64352877480792b515, for > example on > >>>> top of v3.12, and everything is back to normal. The problem also > >>>> persists with a v3.14 kernel that I just built. > >>>> > >>>> I will try to figure out what's going on, but will gladly take any > >>>> pointers, or suggestions about how to tackle such a problem. > >>>> > >>>> The hardware is a Fujitsu Siemens Esprimo E5600, mainboard D2264-A1, > CPU > >>>> AMD Sempron 3000+. There is a on-board graphics thingy, but I'm not > >>>> using that; instead I put in a Sapphire Radeon HD 4350 card. > >>> I went over this code change repeatedly but I could not see anything > >>> directly that would explain it. However, this patch DOES change the > >>> way allocations are placed (while still respecting zone specifiers > >>> like __GFP_DMA etc.) and so it's possible that they unearthed a > >>> corruption, or a wrongly set dma mask in the drivers. > >>> > >>> Ccing the radeon driver guys. Full quote follows. > >>> > >>>> $ cat < /proc/cpuinfo > >>>> processor : 0 > >>>> vendor_id : AuthenticAMD > >>>> cpu family : 15 > >>>> model : 47 > >>>> model name : AMD Sempron(tm) Processor 3000+ > >>>> stepping : 2 > >>>> cpu MHz : 1000.000 > >>>> cache size : 128 KB > >>>> physical id : 0 > >>>> siblings : 1 > >>>> core id : 0 > >>>> cpu cores : 1 > >>>> apicid : 0 > >>>> initial apicid : 0 > >>>> fpu : yes > >>>> fpu_exception : yes > >>>> cpuid level : 1 > >>>> wp : yes > >>>> flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge > mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt lm > 3dnowext 3dnow rep_good nopl pni lahf_lm > >>>> bogomips : 2000.20 > >>>> TLB size : 1024 4K pages > >>>> clflush size : 64 > >>>> cache_alignment : 64 > >>>> address sizes : 40 bits physical, 48 bits virtual > >>>> power management: ts fid vid ttp tm stc > >>>> $ sudo lspci -nn -k -vv > >>>> 00:00.0 Host bridge [0600]: Silicon Integrated Systems [SiS] 761/M761 > Host [1039:0761] (rev 01) > >>>> Subsystem: Fujitsu Technology Solutions D2030-A1 Motherboard > [1734:1099] > >>>> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- > VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx- > >>>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort+ >SERR- <PERR- INTx- > >>>> Latency: 64 > >>>> Region 0: Memory at f0000000 (32-bit, non-prefetchable) > [size=32M] > >>>> Capabilities: [a0] AGP version 3.0 > >>>> Status: RQ=32 Iso- ArqSz=2 Cal=3 SBA+ ITACoh- GART64- > HTrans- 64bit- FW- AGP3+ Rate=x4,x8 > >>>> Command: RQ=1 ArqSz=0 Cal=0 SBA+ AGP- GART64- 64bit- > FW- Rate=<none> > >>>> Capabilities: [d0] HyperTransport: Slave or Primary Interface > >>>> Command: BaseUnitID=0 UnitCnt=17 MastHost- DefDir- DUL- > >>>> Link Control 0: CFlE- CST- CFE- <LkFail- Init+ EOC- TXO- > <CRCErr=0 IsocEn- LSEn- ExtCTL- 64b- > >>>> Link Config 0: MLWI=16bit DwFcIn- MLWO=16bit DwFcOut- > LWI=16bit DwFcInEn- LWO=16bit DwFcOutEn- > >>>> Link Control 1: CFlE- CST- CFE- <LkFail+ Init- EOC+ TXO+ > <CRCErr=0 IsocEn- LSEn- ExtCTL- 64b- > >>>> Link Config 1: MLWI=N/C DwFcIn- MLWO=N/C DwFcOut- > LWI=N/C DwFcInEn- LWO=N/C DwFcOutEn- > >>>> Revision ID: 1.05 > >>>> Link Frequency 0: 800MHz > >>>> Link Error 0: <Prot- <Ovfl- <EOC- CTLTm- > >>>> Link Frequency Capability 0: 200MHz+ 300MHz- 400MHz+ > 500MHz- 600MHz+ 800MHz+ 1.0GHz+ 1.2GHz+ 1.4GHz- 1.6GHz- Vend- > >>>> Feature Capability: IsocFC- LDTSTOP+ CRCTM- ECTLT- 64bA+ > UIDRD- > >>>> Link Frequency 1: 200MHz > >>>> Link Error 1: <Prot- <Ovfl- <EOC- CTLTm- > >>>> Link Frequency Capability 1: 200MHz- 300MHz- 400MHz- > 500MHz- 600MHz- 800MHz- 1.0GHz- 1.2GHz- 1.4GHz- 1.6GHz- Vend- > >>>> Error Handling: PFlE- OFlE- PFE- OFE- EOCFE- RFE- CRCFE- > SERRFE- CF- RE- PNFE- ONFE- EOCNFE- RNFE- CRCNFE- SERRNFE- > >>>> Prefetchable memory behind bridge Upper: 00-00 > >>>> Bus Number: 00 > >>>> Capabilities: [f0] HyperTransport: Interrupt Discovery and > Configuration > >>>> Capabilities: [5c] HyperTransport: Revision ID: 1.05 > >>>> Kernel driver in use: agpgart-amd64 > >>>> > >>>> 00:01.0 PCI bridge [0604]: Silicon Integrated Systems [SiS] PCI-to-PCI > bridge [1039:0004] (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, Cache Line Size: 64 bytes > >>>> Bus: primary=00, secondary=01, subordinate=01, sec-latency=0 > >>>> I/O behind bridge: 00002000-00002fff > >>>> Memory behind bridge: f2100000-f21fffff > >>>> Prefetchable memory behind bridge: e0000000-efffffff > >>>> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- > <TAbort- <MAbort+ <SERR- <PERR- > >>>> BridgeCtl: Parity+ SERR+ NoISA+ VGA+ MAbort- >Reset- > FastB2B- > >>>> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- > >>>> Capabilities: [d0] Express (v1) Root Port (Slot+), MSI 00 > >>>> DevCap: MaxPayload 128 bytes, PhantFunc 0 > >>>> ExtTag+ RBE- > >>>> DevCtl: Report errors: Correctable- Non-Fatal- Fatal- > Unsupported- > >>>> RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ > >>>> MaxPayload 128 bytes, MaxReadReq 128 bytes > >>>> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq+ AuxPwr+ > TransPend- > >>>> LnkCap: Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1, Exit > Latency L0s <1us, L1 <2us > >>>> ClockPM- Surprise- LLActRep+ BwNot- > >>>> LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+ > >>>> ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- > >>>> LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ > DLActive+ BWMgmt- ABWMgmt- > >>>> SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- > Surprise- > >>>> Slot #0, PowerLimit 75.000W; 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- > >>>> RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- > CRSVisible- > >>>> RootCap: CRSVisible- > >>>> RootSta: PME ReqID 0000, PMEStatus- PMEPending- > >>>> Capabilities: [bc] HyperTransport: MSI Mapping Enable- Fixed+ > >>>> Capabilities: [a0] MSI: Enable- Count=1/1 Maskable- 64bit- > >>>> Address: 00000000 Data: 0000 > >>>> Capabilities: [f4] Power Management version 2 > >>>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1- > ,D2-,D3hot+,D3cold+) > >>>> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME- > >>>> Kernel driver in use: pcieport > >>>> > >>>> 00:02.0 ISA bridge [0601]: Silicon Integrated Systems [SiS] SiS965 > [MuTIOL Media IO] [1039:0965] (rev 48) > >>>> Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- > VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- > >>>> Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort+ >SERR- <PERR- INTx- > >>>> Latency: 0 > >>>> > >>>> 00:02.5 IDE interface [0101]: Silicon Integrated Systems [SiS] 5513 IDE > Controller [1039:5513] (rev 01) (prog-if 80 [Master]) > >>>> Subsystem: Fujitsu Technology Solutions D2030-A1 Motherboard > [1734:1095] > >>>> Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- > VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- > >>>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > >>>> Latency: 128 > >>>> Interrupt: pin ? routed to IRQ 16 > >>>> Region 0: I/O ports at 01f0 [size=8] > >>>> Region 1: I/O ports at 03f4 > >>>> Region 2: I/O ports at 0170 [size=8] > >>>> Region 3: I/O ports at 0374 > >>>> Region 4: I/O ports at 1c80 [size=16] > >>>> Capabilities: [58] Power Management version 2 > >>>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1- > ,D2-,D3hot-,D3cold+) > >>>> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME- > >>>> Kernel driver in use: pata_sis > >>>> > >>>> 00:02.7 Multimedia audio controller [0401]: Silicon Integrated > Systems [SiS] SiS7012 AC'97 Sound Controller [1039:7012] (rev a0) > >>>> Subsystem: Fujitsu Technology Solutions Device [1734:109c] > >>>> Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- > VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx- > >>>> Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > >>>> Latency: 173 (13000ns min, 2750ns max) > >>>> Interrupt: pin C routed to IRQ 18 > >>>> Region 0: I/O ports at 1400 [size=256] > >>>> Region 1: I/O ports at 1000 [size=128] > >>>> Capabilities: [48] Power Management version 2 > >>>> Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=55mA PME(D0-,D1- > ,D2-,D3hot+,D3cold+) > >>>> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME- > >>>> Kernel driver in use: snd_intel8x0 > >>>> > >>>> 00:03.0 USB controller [0c03]: Silicon Integrated Systems [SiS] USB 1.1 > Controller [1039:7001] (rev 0f) (prog-if 10 [OHCI]) > >>>> Subsystem: Fujitsu Technology Solutions D2030-A1 Motherboard > [1734:1095] > >>>> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ > VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx- > >>>> Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > >>>> Latency: 64 (20000ns max) > >>>> Interrupt: pin A routed to IRQ 20 > >>>> Region 0: Memory at f2000000 (32-bit, non-prefetchable) > [size=4K] > >>>> Kernel driver in use: ohci-pci > >>>> > >>>> 00:03.1 USB controller [0c03]: Silicon Integrated Systems [SiS] USB 1.1 > Controller [1039:7001] (rev 0f) (prog-if 10 [OHCI]) > >>>> Subsystem: Fujitsu Technology Solutions D2030-A1 Motherboard > [1734:1095] > >>>> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ > VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx- > >>>> Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > >>>> Latency: 64 (20000ns max) > >>>> Interrupt: pin B routed to IRQ 21 > >>>> Region 0: Memory at f2001000 (32-bit, non-prefetchable) > [size=4K] > >>>> Kernel driver in use: ohci-pci > >>>> > >>>> 00:03.2 USB controller [0c03]: Silicon Integrated Systems [SiS] USB 1.1 > Controller [1039:7001] (rev 0f) (prog-if 10 [OHCI]) > >>>> Subsystem: Fujitsu Technology Solutions D2030-A1 Motherboard > [1734:1095] > >>>> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ > VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx- > >>>> Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > >>>> Latency: 64 (20000ns max) > >>>> Interrupt: pin C routed to IRQ 22 > >>>> Region 0: Memory at f2002000 (32-bit, non-prefetchable) > [size=4K] > >>>> Kernel driver in use: ohci-pci > >>>> > >>>> 00:03.3 USB controller [0c03]: Silicon Integrated Systems [SiS] USB 2.0 > Controller [1039:7002] (prog-if 20 [EHCI]) > >>>> Subsystem: Fujitsu Technology Solutions D2030-A1 [1734:1095] > >>>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- > VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx- > >>>> Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > >>>> Latency: 64 (20000ns max) > >>>> Interrupt: pin D routed to IRQ 23 > >>>> Region 0: Memory at f2003000 (32-bit, non-prefetchable) > [size=4K] > >>>> Capabilities: [50] 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- > >>>> Kernel driver in use: ehci-pci > >>>> > >>>> 00:05.0 IDE interface [0101]: Silicon Integrated Systems [SiS] 182 > SATA/RAID Controller [1039:0182] (rev 01) (prog-if 8f [Master SecP SecO PriP > PriO]) > >>>> Subsystem: Fujitsu Technology Solutions D2030-A1 [1734:1095] > >>>> Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- > VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- > >>>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > >>>> Latency: 64 > >>>> Interrupt: pin A routed to IRQ 17 > >>>> Region 0: I/O ports at 1cb0 [size=8] > >>>> Region 1: I/O ports at 1ca4 [size=4] > >>>> Region 2: I/O ports at 1ca8 [size=8] > >>>> Region 3: I/O ports at 1ca0 [size=4] > >>>> Region 4: I/O ports at 1c90 [size=16] > >>>> Region 5: I/O ports at 1c00 [size=128] > >>>> Capabilities: [58] Power Management version 2 > >>>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1- > ,D2-,D3hot-,D3cold+) > >>>> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME- > >>>> Kernel driver in use: sata_sis > >>>> > >>>> 00:06.0 PCI bridge [0604]: Silicon Integrated Systems [SiS] PCI-to-PCI > bridge [1039:000a] (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, Cache Line Size: 64 bytes > >>>> Bus: primary=00, secondary=02, subordinate=02, sec-latency=0 > >>>> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- > <TAbort- <MAbort- <SERR- <PERR- > >>>> BridgeCtl: Parity+ SERR+ NoISA+ VGA- MAbort- >Reset- FastB2B- > >>>> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- > >>>> Capabilities: [b0] Subsystem: Silicon Integrated Systems [SiS] > Device [1039:0000] > >>>> Capabilities: [c0] MSI: Enable+ Count=1/1 Maskable- 64bit- > >>>> Address: fee0100c Data: 4181 > >>>> Capabilities: [d0] Express (v1) Root Port (Slot+), MSI 00 > >>>> DevCap: MaxPayload 128 bytes, PhantFunc 0 > >>>> ExtTag+ RBE- > >>>> DevCtl: Report errors: Correctable- Non-Fatal- Fatal- > Unsupported- > >>>> RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ > >>>> MaxPayload 128 bytes, MaxReadReq 128 bytes > >>>> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ > TransPend- > >>>> LnkCap: Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1, Exit > Latency L0s <1us, L1 <2us > >>>> ClockPM- Surprise- LLActRep- BwNot- > >>>> LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk- > >>>> ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- > >>>> LnkSta: Speed 2.5GT/s, Width x0, TrErr- Train- SlotClk+ > DLActive- BWMgmt- ABWMgmt- > >>>> SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- > Surprise- > >>>> Slot #0, PowerLimit 0.000W; 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- > >>>> RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- > CRSVisible- > >>>> RootCap: CRSVisible- > >>>> RootSta: PME ReqID 0000, PMEStatus- PMEPending- > >>>> Capabilities: [f4] Power Management version 2 > >>>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1- > ,D2-,D3hot+,D3cold+) > >>>> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME- > >>>> Capabilities: [100 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=ff > >>>> Status: NegoPending- InProgress- > >>>> Capabilities: [130 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: 00, GenCap- CGenEn- ChkCap- > ChkEn- > >>>> Kernel driver in use: pcieport > >>>> > >>>> 00:09.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. > RTL8169 PCI Gigabit Ethernet Controller [10ec:8169] (rev 10) > >>>> Subsystem: Fujitsu Technology Solutions D2030-A1 [1734:1091] > >>>> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ > VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx- > >>>> Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium > >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > >>>> Latency: 64 (8000ns min, 16000ns max), Cache Line Size: 32 bytes > >>>> Interrupt: pin A routed to IRQ 19 > >>>> Region 0: I/O ports at 1800 [size=256] > >>>> Region 1: Memory at f2004000 (32-bit, non-prefetchable) > [size=256] > >>>> Capabilities: [dc] 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- > >>>> Kernel driver in use: r8169 > >>>> > >>>> 00:18.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] K8 > [Athlon64/Opteron] HyperTransport Technology Configuration [1022:1100] > >>>> 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- > >>>> Capabilities: [80] HyperTransport: Host or Secondary Interface > >>>> Command: WarmRst+ DblEnd- DevNum=0 ChainSide- > HostHide+ Slave- <EOCErr- DUL- > >>>> Link Control: CFlE- CST- CFE- <LkFail- Init+ EOC- TXO- > <CRCErr=0 IsocEn- LSEn- ExtCTL- 64b- > >>>> Link Config: MLWI=16bit DwFcIn- MLWO=16bit DwFcOut- > LWI=16bit DwFcInEn- LWO=16bit DwFcOutEn- > >>>> Revision ID: 1.02 > >>>> Link Frequency: 800MHz > >>>> Link Error: <Prot- <Ovfl- <EOC- CTLTm- > >>>> Link Frequency Capability: 200MHz+ 300MHz- 400MHz+ > 500MHz- 600MHz+ 800MHz+ 1.0GHz- 1.2GHz- 1.4GHz- 1.6GHz- Vend- > >>>> Feature Capability: IsocFC- LDTSTOP+ CRCTM- ECTLT- 64bA- > UIDRD- ExtRS- UCnfE- > >>>> > >>>> 00:18.1 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] K8 > [Athlon64/Opteron] Address Map [1022:1101] > >>>> 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- > >>>> > >>>> 00:18.2 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] K8 > [Athlon64/Opteron] DRAM Controller [1022:1102] > >>>> 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- > >>>> Kernel driver in use: amd64_edac > >>>> > >>>> 00:18.3 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] K8 > [Athlon64/Opteron] Miscellaneous Control [1022:1103] > >>>> 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- > >>>> Kernel driver in use: k8temp > >>>> > >>>> 01:00.0 VGA compatible controller [0300]: Advanced Micro Devices, > Inc. [AMD/ATI] RV710/M92 [Mobility Radeon HD 4530/4570/545v] > [1002:9553] (prog-if 00 [VGA controller]) > >>>> Subsystem: PC Partner Limited / Sapphire Technology Device > [174b:3092] > >>>> 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 A routed to IRQ 42 > >>>> Region 0: Memory at e0000000 (64-bit, prefetchable) > [size=256M] > >>>> Region 2: Memory at f2100000 (64-bit, non-prefetchable) > [size=64K] > >>>> Region 4: I/O ports at 2000 [size=256] > >>>> [virtual] Expansion ROM at f2120000 [disabled] [size=128K] > >>>> Capabilities: [50] 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: [58] Express (v2) Legacy Endpoint, MSI 00 > >>>> DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s > <4us, L1 unlimited > >>>> ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset- > >>>> DevCtl: Report errors: Correctable- Non-Fatal- Fatal- > Unsupported- > >>>> RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ > >>>> MaxPayload 128 bytes, MaxReadReq 128 bytes > >>>> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- > TransPend- > >>>> LnkCap: Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1, Exit > Latency L0s <64ns, L1 <1us > >>>> ClockPM- Surprise- LLActRep- BwNot- > >>>> LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+ > >>>> ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- > >>>> LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ > DLActive- BWMgmt- ABWMgmt- > >>>> DevCap2: Completion Timeout: Not Supported, TimeoutDis-, > LTR-, OBFF Not Supported > >>>> DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, > LTR-, OBFF Disabled > >>>> LnkCtl2: Target Link Speed: 2.5GT/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: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ > >>>> Address: 00000000fee0100c Data: 41e1 > >>>> Capabilities: [100 v1] Vendor Specific Information: ID=0001 Rev=1 > Len=010 <?> > >>>> Kernel driver in use: radeon > >>>> > >>>> 01:00.1 Audio device [0403]: Advanced Micro Devices, Inc. > [AMD/ATI] RV710/730 HDMI Audio [Radeon HD 4000 series] [1002:aa38] > >>>> Subsystem: PC Partner Limited / Sapphire Technology Device > [174b:aa38] > >>>> 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 B routed to IRQ 41 > >>>> Region 0: Memory at f2110000 (64-bit, non-prefetchable) > [size=16K] > >>>> Capabilities: [50] 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: [58] Express (v2) Legacy Endpoint, MSI 00 > >>>> DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s > <4us, L1 unlimited > >>>> ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset- > >>>> DevCtl: Report errors: Correctable- Non-Fatal- Fatal- > Unsupported- > >>>> RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ > >>>> MaxPayload 128 bytes, MaxReadReq 128 bytes > >>>> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- > TransPend- > >>>> LnkCap: Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1, Exit > Latency L0s <64ns, L1 <1us > >>>> ClockPM- Surprise- LLActRep- BwNot- > >>>> LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+ > >>>> ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- > >>>> LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ > DLActive- BWMgmt- ABWMgmt- > >>>> DevCap2: Completion Timeout: Not Supported, TimeoutDis-, > LTR-, OBFF Not Supported > >>>> DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, > LTR-, OBFF Disabled > >>>> LnkSta2: Current De-emphasis Level: -6dB, > EqualizationComplete-, EqualizationPhase1- > >>>> EqualizationPhase2-, EqualizationPhase3-, > LinkEqualizationRequest- > >>>> Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ > >>>> Address: 00000000fee0100c Data: 41d1 > >>>> Capabilities: [100 v1] Vendor Specific Information: ID=0001 Rev=1 > Len=010 <?> > >>>> Kernel driver in use: snd_hda_intel > >>>> > >>>> > >>>> Grüße, > >>>> Thomas > >> Thomas can you provide output of lspci -t > >> > >> Also did you had a chance to test my ugly patch ? > >> > >> Cheers, > >> Jérôme > > If my ugly patch works does this quirk also work ? > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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