> On Tue, 13 Mar 2007 00:51:32 -0700 bugme-daemon@xxxxxxxxxxxxxxxxxxx wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=8190 > > Summary: ehci_hcd can't reinitialize scanner after suspend>resume > Kernel Version: 2.6.20, 2.6.21-rc3-gbe521466 > Status: NEW > Severity: normal > Owner: acpi_power-sleep-wake@xxxxxxxxxxxxxxxxxxxx > Submitter: bug-track@xxxxxxxxxxxxxxxxx > > > Most recent kernel where this bug did *NOT* occur: > Distribution:gentoo 2006.1 i686-pc-linux-gnu > Hardware Environment:scanner epson perfection 1670, 82801G (ICH7 Family) USB2 > EHCI Controller > > Problem Description: with suspend to ram kernel will set scanner to the standby > mode, but after resume kernel can't resume scanner _if_ ehci (module) is used. > With this issue sane can't use the scanner you need replug it to make it use. > > This issue not upper if kernel compiled without ehci support. > > Steps to reproduce: > 1. compile kernel with ehci (module or build-in) and restart > 2. plugin scanner (sane is working) > 3. echo mem > /sys/power/state && scanner will be set to standby mode too. > 4. resume && scanner will stay in standby mode > 5. replug the scanner to make it use. > Is this an ACPI bug, or a USB bug? - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
