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Message-ID: <51B8C8A8.9040900@suse.cz> Date: Wed, 12 Jun 2013 21:14:48 +0200 From: Jiri Slaby <jslaby@...e.cz> To: "Allan, Bruce W" <bruce.w.allan@...el.com>, Konstantin Khlebnikov <khlebnikov@...nvz.org> CC: Jiri Slaby <jirislaby@...il.com>, Borislav Petkov <bp@...en8.de>, "Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>, "Rafael J. Wysocki" <rjw@...k.pl>, Bjorn Helgaas <bhelgaas@...gle.com>, "x86@...nel.org" <x86@...nel.org>, lkml <linux-kernel@...r.kernel.org>, "e1000-devel@...ts.sourceforge.net" <e1000-devel@...ts.sourceforge.net> Subject: Re: e1000e + suspend, 3.9-rc2 On 04/15/2013 05:29 PM, Jiri Slaby wrote: > On 03/29/2013 07:04 PM, Allan, Bruce W wrote: >>> -----Original Message----- >>> From: Jiri Slaby [mailto:jirislaby@...il.com] On Behalf Of Jiri Slaby >>> Sent: Tuesday, March 19, 2013 5:23 AM >>> To: Konstantin Khlebnikov >>> Cc: Borislav Petkov; Kirsher, Jeffrey T; Rafael J. Wysocki; Bjorn Helgaas; >>> x86@...nel.org; lkml; e1000-devel@...ts.sourceforge.net; Allan, Bruce W >>> Subject: Re: e1000e + suspend, 3.9-rc2 >>> >>>>>> Ok, I can still see the hardware error message when suspending: >>>>> >>>>> And with 3.8 plus these: >>>>> PCI/PM: Clear state_saved during suspend >>>>> e1000e: fix pci-device enable-counter balance >>>>> e1000e: fix runtime power management transitions >>>>> e1000e: fix accessing to suspended device >>>>> >>>>> I sometimes see this: >>>>> pci_pm_suspend():e1000_suspend +0x0/0x10 [e1000e] returns -2 >>>>> dpm_run_callback(): pci_pm_suspend+0x0/0x140 returns -2 >>>>> PM: Device 0000:00:19.0 failed to suspend async: error -2 >>>>> >>>>> Any ideas? Am I missing some patch still? >>>> >>>> Try this: >>>> "PCI: Don't try to disable Bus Master on disconnected PCI devices" >>>> https://patchwork.kernel.org/patch/2271641/ >>>> >>>> But I'm not sure, probably it is unrelated because this code works only (?) >>>> during shutdown/kexec sequences. >>> >>> I don't think it will help either. -2 here is -E1000_ERR_PHY from >>> e1000e_write_phy_reg_mdic if I'm looking correctly. I.e. MDIC not ready >>> or unlike MDIC_ERROR. >>> >>> I think this happened after I put the link down and tried to suspend. >>> >>> -- >>> js >>> suse labs >> >> Sorry for not replying sooner, for some reason some of this thread was filtered >> to my junk folder and I didn’t see it until now. >> >> Jiri, can you provide the output of 'lspci -s 00:19.0 -n -vv' and confirm the scenario >> in which the problem occurs? Is this easily reproduced? > > Sorry about the late reply, I totally forgot about this. lspci output is > attached below. The scenario is not rigid as I'm not sure when exactly > this happens. It looks like I have to use power saving on that device. > And I don't need to use that device at all. Here is an excerpt from one > kernel boot modulo e1000e where the error occurred. > > e1000e: Copyright(c) 1999 - 2012 Intel Corporation. > e1000e 0000:00:19.0: setting latency timer to 64 > e1000e 0000:00:19.0: Interrupt Throttling Rate (ints/sec) set to dynamic > conservative mode > e1000e 0000:00:19.0: irq 46 for MSI/MSI-X > e1000e 0000:00:19.0 eth0: (PCI Express:2.5GT/s:Width x1) 3c:97:0e:35:3d:dd > e1000e 0000:00:19.0 eth0: Intel(R) PRO/1000 Network Connection > e1000e 0000:00:19.0 eth0: MAC: 10, PHY: 11, PBA No: 1000FF-0FF > e1000e 0000:00:19.0: irq 46 for MSI/MSI-X > e1000e 0000:00:19.0: irq 46 for MSI/MSI-X > e1000e 0000:00:19.0: setting latency timer to 64 > e1000e 0000:00:19.0: irq 46 for MSI/MSI-X > e1000e 0000:00:19.0: setting latency timer to 64 > e1000e 0000:00:19.0: irq 46 for MSI/MSI-X > e1000e 0000:00:19.0: irq 46 for MSI/MSI-X > e1000e 0000:00:19.0: irq 46 for MSI/MSI-X > e1000e 0000:00:19.0: setting latency timer to 64 > e1000e 0000:00:19.0: irq 43 for MSI/MSI-X > e1000e 0000:00:19.0: irq 43 for MSI/MSI-X > e1000e 0000:00:19.0: irq 43 for MSI/MSI-X > e1000e 0000:00:19.0: setting latency timer to 64 > e1000e 0000:00:19.0: irq 43 for MSI/MSI-X > e1000e 0000:00:19.0: setting latency timer to 64 > e1000e 0000:00:19.0: irq 45 for MSI/MSI-X > e1000e 0000:00:19.0: irq 45 for MSI/MSI-X > e1000e 0000:00:19.0: irq 45 for MSI/MSI-X > e1000e 0000:00:19.0: setting latency timer to 64 > e1000e 0000:00:19.0: irq 45 for MSI/MSI-X > pci_pm_suspend(): e1000_suspend+0x0/0x10 [e1000e] returns -2 > pci_pm_suspend(): e1000_suspend+0x0/0x10 [e1000e] returns -2 > pci_pm_suspend(): e1000_suspend+0x0/0x10 [e1000e] returns -2 > pci_pm_suspend(): e1000_suspend+0x0/0x10 [e1000e] returns -2 > pci_pm_suspend(): e1000_suspend+0x0/0x10 [e1000e] returns -2 > pci_pm_suspend(): e1000_suspend+0x0/0x10 [e1000e] returns -2 This still happens with 3.9.5 ... I don't use wired net at all. This usually happens after I enable power saving. > 00:19.0 Ethernet controller [0200]: Intel Corporation 82579LM Gigabit > Network Connection [8086:1502] (rev 04) > Subsystem: Lenovo Device [17aa:21f3] > 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 46 > Region 0: Memory at f2500000 (32-bit, non-prefetchable) [size=128K] > Region 1: Memory at f253b000 (32-bit, non-prefetchable) [size=4K] > Region 2: I/O ports at 5080 [size=32] > Capabilities: [c8] 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=1 PME- > Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+ > Address: 00000000fee00398 Data: 0000 > Capabilities: [e0] PCI Advanced Features > AFCap: TP+ FLR+ > AFCtrl: FLR- > AFStatus: TP- > Kernel driver in use: e1000e > > > thanks, > -- js suse labs -- 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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