Re: 3.2.11: PCI Express card cannot be re-detected withing cca 60sectimeframe

From: Martin Mokrejs
Date: Tue Apr 24 2012 - 16:46:18 EST

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Hi Yinghai,

Yinghai Lu wrote:
> On Sat, Apr 21, 2012 at 6:25 AM, Sarah Sharp
> <sarah.a.sharp@xxxxxxxxxxxxxxx> wrote:
>> On Fri, Apr 20, 2012 at 05:09:48PM -0700, Yinghai Lu wrote:
>>> On Fri, Apr 20, 2012 at 4:17 PM, Sarah Sharp
>>> <sarah.a.sharp@xxxxxxxxxxxxxxx> wrote:
>>>> On Fri, Apr 20, 2012 at 11:47:14AM -0700, Yinghai Lu wrote:
>>>>> On Fri, Apr 20, 2012 at 10:28 AM, Martin Mokrejs
>>>>> <mmokrejs@xxxxxxxxxxxxxxxxxx> wrote:
>>>>>> [30720.175637] pciehp 0000:00:1c.7:pcie04: pcie_isr: intr_loc 108
>>>>>> [30720.175639] pciehp 0000:00:1c.7:pcie04: LinkState change
>>>>>> [30720.175643] pciehp 0000:00:1c.7:pcie04: lnk_status = 5011
>>>>>> [30720.175644] pciehp 0000:00:1c.7:pcie04: Presence/Notify input change
>>>>>> [30720.175648] pciehp 0000:00:1c.7:pcie04: Card not present on Slot(7)
>>>>>> [30720.175687] pciehp 0000:00:1c.7:pcie04: Surprise Removal
>>>>>> [30720.175718] pciehp 0000:00:1c.7:pcie04: Disabling domain:bus:device=0000:11:00
>>>>>> [30720.175721] pciehp 0000:00:1c.7:pcie04: pciehp_unconfigure_device: domain:bus:dev = 0000:11:00
>>>>>>
>>>>>
>>>>> So the USB host control driver xhci put that 11:00.0 in strange power state.
>>>>
>>>> What do you mean "strange power state"? The only PCI power states the
>>>> xHCI driver will use is D0 or D3hot. D3hot is entered automatically by
>>>> the USB core runtime PM system when all USB devices are disconnected or
>>>> suspended. So what strange power state are we talking about?
>>>
>>> that's helpful. Can that feature to be disabled?
>>
>> Yes. There are several ways to disable automatic entry into D3hot.
>> The easiest way is to turn off CONFIG_USB_SUSPEND, which will disable
>> USB autosuspend (and subsequent runtime PM entry into D3hot) for all USB
>> hosts and devices.
>
> Please try to boot with
> usbcore.autosuspend=0

Sorry for the delay, I was on a travel ...

With the express card itself (no USB devices attached to it) I do not see
a difference. Is this what you wanted me to test?

inserting

Apr 24 22:41:53 vostro kernel: [ 523.968598] pciehp 0000:00:1c.7:pcie04: lnk_status = 7011
Apr 24 22:41:53 vostro kernel: [ 523.968602] pciehp 0000:00:1c.7:pcie04: Card present on Slot(7)
Apr 24 22:41:53 vostro kernel: [ 524.091233] pci 0000:11:00.0: BAR 0: assigned [mem 0xf6c00000-0xf6c01fff 64bit]
Apr 24 22:41:53 vostro kernel: [ 524.091275] pcieport 0000:00:1c.7: PCI bridge to [bus 11-16]
Apr 24 22:41:53 vostro kernel: [ 524.091278] pcieport 0000:00:1c.7: bridge window [io 0xc000-0xdfff]
Apr 24 22:41:53 vostro kernel: [ 524.091283] pcieport 0000:00:1c.7: bridge window [mem 0xf6c00000-0xf7cfffff]
Apr 24 22:41:53 vostro kernel: [ 524.091287] pcieport 0000:00:1c.7: bridge window [mem 0xf0000000-0xf10fffff 64bit pref]
Apr 24 22:41:53 vostro kernel: [ 524.091423] xhci_hcd 0000:11:00.0: enabling device (0100 -> 0102)
Apr 24 22:41:53 vostro kernel: [ 524.091478] xhci_hcd 0000:11:00.0: xHCI Host Controller
Apr 24 22:41:53 vostro kernel: [ 524.091482] xhci_hcd 0000:11:00.0: new USB bus registered, assigned bus number 5
Apr 24 22:41:53 vostro kernel: [ 524.091783] xhci_hcd 0000:11:00.0: irq 19, io mem 0xf6c00000
Apr 24 22:41:53 vostro kernel: [ 524.092049] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002
Apr 24 22:41:53 vostro kernel: [ 524.092051] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1
Apr 24 22:41:53 vostro kernel: [ 524.092052] usb usb5: Product: xHCI Host Controller
Apr 24 22:41:53 vostro kernel: [ 524.092053] usb usb5: Manufacturer: Linux 3.4.0-rc3-default xhci_hcd
Apr 24 22:41:53 vostro kernel: [ 524.092054] usb usb5: SerialNumber: 0000:11:00.0
Apr 24 22:41:53 vostro kernel: [ 524.092201] hub 5-0:1.0: USB hub found
Apr 24 22:41:53 vostro kernel: [ 524.092212] hub 5-0:1.0: 2 ports detected
Apr 24 22:41:53 vostro kernel: [ 524.092281] xhci_hcd 0000:11:00.0: xHCI Host Controller
Apr 24 22:41:53 vostro kernel: [ 524.092284] xhci_hcd 0000:11:00.0: new USB bus registered, assigned bus number 6
Apr 24 22:41:53 vostro kernel: [ 524.095021] usb usb6: New USB device found, idVendor=1d6b, idProduct=0003
Apr 24 22:41:53 vostro kernel: [ 524.095024] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1
Apr 24 22:41:53 vostro kernel: [ 524.095026] usb usb6: Product: xHCI Host Controller
Apr 24 22:41:53 vostro kernel: [ 524.095028] usb usb6: Manufacturer: Linux 3.4.0-rc3-default xhci_hcd
Apr 24 22:41:53 vostro kernel: [ 524.095030] usb usb6: SerialNumber: 0000:11:00.0
Apr 24 22:41:53 vostro kernel: [ 524.095157] hub 6-0:1.0: USB hub found
Apr 24 22:41:53 vostro kernel: [ 524.095176] hub 6-0:1.0: 2 ports detected

removing

re-inserting

Apr 24 22:43:17 vostro kernel: [ 608.433647] pciehp 0000:00:1c.7:pcie04: lnk_status = 5011
Apr 24 22:43:17 vostro kernel: [ 608.433651] pciehp 0000:00:1c.7:pcie04: Card not present on Slot(7)
Apr 24 22:43:17 vostro kernel: [ 608.445663] xhci_hcd 0000:11:00.0: remove, state 4
Apr 24 22:43:17 vostro kernel: [ 608.445669] usb usb6: USB disconnect, device number 1
Apr 24 22:43:17 vostro kernel: [ 608.445824] xhci_hcd 0000:11:00.0: Host not halted after 16000 microseconds.
Apr 24 22:43:17 vostro kernel: [ 608.445828] xhci_hcd 0000:11:00.0: USB bus 6 deregistered
Apr 24 22:43:17 vostro kernel: [ 608.445833] xhci_hcd 0000:11:00.0: remove, state 4
Apr 24 22:43:17 vostro kernel: [ 608.445836] usb usb5: USB disconnect, device number 1
Apr 24 22:43:17 vostro kernel: [ 608.446056] xhci_hcd 0000:11:00.0: Host not halted after 16000 microseconds.
Apr 24 22:43:17 vostro kernel: [ 608.446149] xhci_hcd 0000:11:00.0: USB bus 5 deregistered
Apr 24 22:43:17 vostro kernel: [ 608.449971] pciehp 0000:00:1c.7:pcie04: lnk_status = 7011
Apr 24 22:43:17 vostro kernel: [ 608.449976] pciehp 0000:00:1c.7:pcie04: Card present on Slot(7)
Apr 24 22:43:17 vostro kernel: [ 608.575392] pci 0000:11:00.0: BAR 0: assigned [mem 0xf6c00000-0xf6c01fff 64bit]
Apr 24 22:43:17 vostro kernel: [ 608.575434] pcieport 0000:00:1c.7: PCI bridge to [bus 11-16]
Apr 24 22:43:17 vostro kernel: [ 608.575438] pcieport 0000:00:1c.7: bridge window [io 0xc000-0xdfff]
Apr 24 22:43:17 vostro kernel: [ 608.575443] pcieport 0000:00:1c.7: bridge window [mem 0xf6c00000-0xf7cfffff]
Apr 24 22:43:17 vostro kernel: [ 608.575447] pcieport 0000:00:1c.7: bridge window [mem 0xf0000000-0xf10fffff 64bit pref]
Apr 24 22:43:17 vostro kernel: [ 608.575575] xhci_hcd 0000:11:00.0: enabling device (0100 -> 0102)
Apr 24 22:43:17 vostro kernel: [ 608.575649] xhci_hcd 0000:11:00.0: xHCI Host Controller
Apr 24 22:43:17 vostro kernel: [ 608.575655] xhci_hcd 0000:11:00.0: new USB bus registered, assigned bus number 5
Apr 24 22:43:17 vostro kernel: [ 608.575956] xhci_hcd 0000:11:00.0: irq 19, io mem 0xf6c00000
Apr 24 22:43:17 vostro kernel: [ 608.576238] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002
Apr 24 22:43:17 vostro kernel: [ 608.576240] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1
Apr 24 22:43:17 vostro kernel: [ 608.576241] usb usb5: Product: xHCI Host Controller
Apr 24 22:43:17 vostro kernel: [ 608.576242] usb usb5: Manufacturer: Linux 3.4.0-rc3-default xhci_hcd
Apr 24 22:43:17 vostro kernel: [ 608.576243] usb usb5: SerialNumber: 0000:11:00.0
Apr 24 22:43:17 vostro kernel: [ 608.576399] hub 5-0:1.0: USB hub found
Apr 24 22:43:17 vostro kernel: [ 608.576411] hub 5-0:1.0: 2 ports detected
Apr 24 22:43:17 vostro kernel: [ 608.576472] xhci_hcd 0000:11:00.0: xHCI Host Controller
Apr 24 22:43:17 vostro kernel: [ 608.576475] xhci_hcd 0000:11:00.0: new USB bus registered, assigned bus number 6
Apr 24 22:43:17 vostro kernel: [ 608.579188] usb usb6: New USB device found, idVendor=1d6b, idProduct=0003
Apr 24 22:43:17 vostro kernel: [ 608.579191] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1
Apr 24 22:43:17 vostro kernel: [ 608.579193] usb usb6: Product: xHCI Host Controller
Apr 24 22:43:17 vostro kernel: [ 608.579195] usb usb6: Manufacturer: Linux 3.4.0-rc3-default xhci_hcd
Apr 24 22:43:17 vostro kernel: [ 608.579196] usb usb6: SerialNumber: 0000:11:00.0
Apr 24 22:43:17 vostro kernel: [ 608.579324] hub 6-0:1.0: USB hub found
Apr 24 22:43:17 vostro kernel: [ 608.579342] hub 6-0:1.0: 2 ports detected

removing

>
> Yinghai
>
>
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Next message: Martin Mokrejs: "Re: 3.2.11: PCI Express card cannot be re-detected withing cca 60sectimeframe"
Previous message: John Stultz: "[PATCH] rtc: Fix possible null pointer dereference in rtc-mpc5121.c"
Next in thread: Martin Mokrejs: "Re: 3.2.11: PCI Express card cannot be re-detected withing cca 60sectimeframe"
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