Re: 2.6.30: suspend-to-ram, second s2r wakes up immediately

From: Thomas Meyer
Date: Sun Jun 14 2009 - 15:07:26 EST


Am Sonntag, den 14.06.2009, 20:31 +0200 schrieb Frans Pop:
> Rafael J. Wysocki wrote:
>
> >> 00:02.1 USB Controller: nVidia Corporation MCP55 USB Controller (rev a2) (prog-if 20 [EHCI])
> >> Subsystem: Micro-Star International Co., Ltd. Device 7250
> >> 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 (750ns min, 250ns max)
> >> Interrupt: pin B routed to IRQ 23
> >> Region 0: Memory at fe9fac00 (32-bit, non-prefetchable) [size=256]
> >> Capabilities: [44] Debug port: BAR=1 offset=0098
> >> Capabilities: [80] Power Management version 2
> >> Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
> >> Status: D0 PME-Enable- DSel=0 DScale=0 PME+
> >> Kernel driver in use: ehci_hcd
> >
> > PME+ means that the USB EHCI controller will signal a PME as soon as it is
> > enabled, so if PME is enabled on the controller before suspend, it will
> > wake up the system.
> >
> > Please send a boot log.
>
> Was already included in the initial message...
>
> I wonder if this device could be the cause:
> [ 40.232873] wlan0: register 'rndis_wlan' at usb-0000:00:02.1-6.1,
> Wireless RNDIS device, BCM4320b based, 00:16:01:cf:56:29
> [ 40.232907] usbcore: registered new interface driver rndis_wlan
> [...]
> [ 41.705516] rndis_wlan 1-6.1:1.0: rndis media disconnect

Good idea. I should have thought of this myself. No, it's not above
device. I just tested several constellations and it's seems to be my usb
mouse. when the mouse is unplug suspend to ram works reliably.

how to fix the mouse's behaviour?

mfg
thomas


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/