This is a note to let you know that I've just added the patch titled Subject: USB: don't change HC power state for a FREEZE to my gregkh-2.6 tree. Its filename is usb-don-t-change-hc-power-state-for-a-freeze.patch This tree can be found at http://www.kernel.org/pub/linux/kernel/people/gregkh/gregkh-2.6/patches/ >From stern@xxxxxxxxxxxxxxxxxxx Mon Nov 26 22:51:16 2007 From: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> Date: Mon, 19 Nov 2007 15:57:45 -0500 (EST) Subject: USB: don't change HC power state for a FREEZE To: Greg KH <greg@xxxxxxxxx> Cc: David Brownell <david-b@xxxxxxxxxxx>, USB development list <linux-usb-devel@xxxxxxxxxxxxxxxxxxxxx> Message-ID: <Pine.LNX.4.44L0.0711191556110.3443-100000@xxxxxxxxxxxxxxxxxxxx> This patch (as1016) prevents PCI-based host controllers from undergoing a power-state change during a FREEZE or a PRETHAW. Such changes are needed only during a SUSPEND. Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> CC: David Brownell <david-b@xxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx> --- drivers/usb/core/hcd-pci.c | 6 ++++++ 1 file changed, 6 insertions(+) --- a/drivers/usb/core/hcd-pci.c +++ b/drivers/usb/core/hcd-pci.c @@ -250,6 +250,12 @@ int usb_hcd_pci_suspend (struct pci_dev pci_disable_device (dev); } + if (message.event == PM_EVENT_FREEZE || + message.event == PM_EVENT_PRETHAW) { + dev_dbg(hcd->self.controller, "--> no state change\n"); + goto done; + } + if (!has_pci_pm) { dev_dbg (hcd->self.controller, "--> PCI D0/legacy\n"); goto done; Patches currently in gregkh-2.6 which might be from stern@xxxxxxxxxxxxxxxxxxx are driver/pm-acquire-device-locks-prior-to-suspending.patch driver/create-sys-...-power-when-config_pm-is-set.patch driver/driver-core-fix-race-in-__device_release_driver.patch usb/usb-add-support-for-an-older-firmware-revision-for-the-nikon-d200.patch usb/usb-fix-priority-mistakes-in-drivers-usb-core-hub.c.patch usb/usb-fix-signr-comment-in-usbdevice_fs.h.patch usb/usb-mailing-lists-have-changed.patch usb/usb-power-management-documenation-update.patch usb/usb-hcd-avoid-duplicate-local_irq_disable.patch usb/usb-usb-mon-mon_bin.c-cleanups.patch usb/usb-keep-track-of-whether-interface-sysfs-files-exist.patch usb/usb-uevent-environment-key-fix.patch usb/usb-autosuspend-for-cdc-acm.patch usb/usb-fix-up-ehci-startup-synchronization.patch usb/usb-usb-storage-new-lockable-subclass-0x07.patch usb/usb-don-t-change-hc-power-state-for-a-freeze.patch usb/usb-dummy_hcd-don-t-register-drivers-on-the-platform-bus.patch usb/usb-force-handover-port-to-companion-when-hub_port_connect_change-fails.patch usb/usb-make-ksuspend_usbd-thread-non-freezable.patch usb/usb-usb-storage-unusual_devs-entry-for-jetflash-ts1gjf2a.patch usb/usb-storage-always-set-the-allow_restart-flag.patch ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ linux-usb-devel@xxxxxxxxxxxxxxxxxxxxx To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel