I have a Dell D620. This happens to me as well. I workaround-ed it by add the following into /etc/default/acpi-support
MODULES="ehci_hcd uhci_hcd usbcore iwl3945"
Don't know why put them under /etc/pm/config.d doesn't work.
I have a Dell D620. This happens to me as well. I workaround-ed it by add the following into /etc/default/ acpi-support
MODULES="ehci_hcd uhci_hcd usbcore iwl3945"
Don't know why put them under /etc/pm/config.d doesn't work.