I face the same problem on an IBM T30 laptop. Boot up -> USB works (ie.
mouse) -> close lid -> suspend -> open lid -> mouse doesn't work
(optical mouse -> led not glowing). MODULES variable is empty in my case
in acpi-support.
This is from /var/log/messages:
Jun 4 22:10:28 kolibri kernel: [427518.408000] usb usb1: root hub lost power
or was reset
Jun 4 22:10:28 kolibri kernel: [427518.408000] PCI: Enabling device
0000:00:1d.1 (0000 -> 0001)
Jun 4 22:10:28 kolibri kernel: [427518.408000] ACPI: PCI Interrupt
0000:00:1d.1[B] -> Link [LNKD] -> GSI 11 (level, low) ->
IRQ 11
Jun 4 22:10:28 kolibri kernel: [427518.408000] usb usb2: root hub lost power
or was reset
Jun 4 22:10:28 kolibri kernel: [427518.408000] PCI: Enabling device
0000:00:1d.2 (0000 -> 0001)
Jun 4 22:10:28 kolibri kernel: [427518.408000] ACPI: PCI Interrupt
0000:00:1d.2[C] -> Link [LNKC] -> GSI 11 (level, low) ->
IRQ 11
Jun 4 22:10:28 kolibri kernel: [427518.408000] usb usb3: root hub lost power
or was reset
Jun 4 22:10:28 kolibri kernel: [427518.408000] ACPI: PCI Interrupt
0000:00:1f.1[A] -> Link [LNKC] -> GSI 11 (level, low) ->
IRQ 11
uname:
Linux kolibri 2.6.20-15-generic #2 SMP Sun Apr 15 07:36:31 UTC 2007 i686
GNU/Linux
lspci:
00:1d.0 USB Controller: Intel Corporation 82801CA/CAM USB (Hub #1) (rev 02)
00:1d.1 USB Controller: Intel Corporation 82801CA/CAM USB (Hub #2) (rev 02)
00:1d.2 USB Controller: Intel Corporation 82801CA/CAM USB (Hub #3) (rev 02)
** Changed in: linux-source-2.6.20 (Ubuntu)
Status: Rejected => Confirmed
--
USB does not work after suspend to RAM on IBM T42
https://bugs.launchpad.net/bugs/95144
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