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Message-ID: <49954E04.6090008@gmail.com> Date: Fri, 13 Feb 2009 11:40:04 +0100 From: Jiri Slaby <jirislaby@...il.com> To: Alan Stern <stern@...land.harvard.edu> CC: linux-kernel@...r.kernel.org, mm-commits@...r.kernel.org, Greg KH <gregkh@...e.de>, USB list <linux-usb@...r.kernel.org>, linux-input@...r.kernel.org, Oliver Neukum <oliver@...kum.org> Subject: Re: dead USB devices after resume [mmotm 2009-02-10-16-35] On 02/11/2009 04:53 PM, Alan Stern wrote: > On Wed, 11 Feb 2009, Jiri Slaby wrote: > >> On 02/11/2009 01:36 AM, akpm@...ux-foundation.org wrote: >>> The mm-of-the-moment snapshot 2009-02-10-16-35 has been uploaded >> Hi, >> >> when I resume from suspend, USB mouse and kbd are not responding anymore, no >> LEDs, nothing. I need to unplug and replug to get it working. This is a >> regression since mmotm based on 2.6.29-rc2 which is fine. >> >> Any ideas before I start bisection? > > In theory the lack of S4 support shouldn't cause this to happen. > > You might want to build a kernel with CONFIG_USB_DEBUG enabled. The > extra debugging information should help find the problem. Here comes the resume part (including unplug, replug). I suspect auto-suspend? usb usb1: usb resume ehci_hcd 0000:00:1a.7: resume root hub hub 1-0:1.0: hub_resume usb usb2: usb resume ehci_hcd 0000:00:1d.7: resume root hub hub 2-0:1.0: hub_resume usb usb6: usb resume usb usb6: wakeup_rh hub 6-0:1.0: hub_reset_resume hub 6-0:1.0: trying to enable port power on non-switchable hub uhci_hcd 0000:00:1d.0: port 1 portsc 009b,00 hub 6-0:1.0: port 1: status 0101 change 0003 usb 6-1: finish reset-resume usb 6-1: reset full speed USB device using uhci_hcd and address 2 usb 6-1: ep0 maxpacket = 8 usb 6-1: manual set_interface for iface 0, alt 0 hub 6-1:1.0: hub_reset_resume hub 6-1:1.0: enabling power on all ports hub 6-1:1.0: port 1: status 0101 change 0001 hub 6-1:1.0: port 2: status 0301 change 0001 uhci_hcd 0000:00:1d.0: reserve dev 2 ep81-INT, period 128, phase 0, 12 us usb 6-1.1: finish reset-resume usb 6-1.1: reset full speed USB device using uhci_hcd and address 3 usb 6-1.1: ep0 maxpacket = 8 usb 6-1.1: manual set_interface for iface 0, alt 0 usb 6-1.1: manual set_interface for iface 1, alt 0 usb 6-1.2: finish reset-resume usb 6-1.2: reset low speed USB device using uhci_hcd and address 4 usb 6-1.2: manual set_interface for iface 0, alt 0 Restarting tasks ... <7>hub 1-0:1.0: state 7 ports 6 chg 0000 evt 0000 hub 2-0:1.0: state 7 ports 6 chg 0000 evt 0000 hub 6-0:1.0: state 7 ports 2 chg 0002 evt 0002 hub 6-0:1.0: port 1, status 0103, change 0000, 12 Mb/s hub 6-1:1.0: state 7 ports 3 chg 0006 evt 0004 done. hub 6-1:1.0: port 1, status 0103, change 0000, 12 Mb/s hub 6-1:1.0: port 2, status 0303, change 0000, 1.5 Mb/s hub 1-0:1.0: hub_suspend usb usb1: bus auto-suspend ehci_hcd 0000:00:1a.7: suspend root hub hub 2-0:1.0: hub_suspend usb usb2: bus auto-suspend ehci_hcd 0000:00:1d.7: suspend root hub hub 6-0:1.0: state 7 ports 2 chg 0000 evt 0002 uhci_hcd 0000:00:1d.0: port 1 portsc 008a,00 hub 6-0:1.0: port 1, status 0100, change 0003, 12 Mb/s usb 6-1: USB disconnect, address 2 usb 6-1.1: USB disconnect, address 3 usb 6-1.1: unregistering device usb 6-1.1: usb_disable_device nuking all URBs usb 6-1.1: unregistering interface 6-1.1:1.0 usb 6-1.1:1.0: uevent usb 6-1.1: unregistering interface 6-1.1:1.1 usb 6-1.1:1.1: uevent usb 6-1.1: uevent usb 6-1.2: USB disconnect, address 4 usb 6-1.2: unregistering device usb 6-1.2: usb_disable_device nuking all URBs usb 6-1.2: unregistering interface 6-1.2:1.0 usb 6-1.2:1.0: uevent usb 6-1.2: uevent usb 6-1: unregistering device usb 6-1: usb_disable_device nuking all URBs uhci_hcd 0000:00:1d.0: shutdown urb ffff88007c8ca540 ep1in-intr uhci_hcd 0000:00:1d.0: release dev 2 ep81-INT, period 128, phase 0, 12 us usb 6-1: unregistering interface 6-1:1.0 usb 6-1:1.0: uevent usb 6-1: uevent hub 6-0:1.0: debounce: port 1: total 100ms stable 100ms status 0x100 usb usb2: usb resume ehci_hcd 0000:00:1d.7: resume root hub ehci_hcd 0000:00:1d.7: port 1 full speed --> companion ehci_hcd 0000:00:1d.7: GetStatus port 1 status 003801 POWER OWNER sig=j CONNECT hub 2-0:1.0: hub_resume ehci_hcd 0000:00:1d.7: GetStatus port 1 status 003002 POWER OWNER sig=se0 CSC hub 2-0:1.0: state 7 ports 6 chg 0000 evt 0000 hub 6-0:1.0: state 7 ports 2 chg 0000 evt 0002 uhci_hcd 0000:00:1d.0: port 1 portsc 0093,00 hub 6-0:1.0: port 1, status 0101, change 0001, 12 Mb/s hub 6-0:1.0: debounce: port 1: total 100ms stable 100ms status 0x101 usb 6-1: new full speed USB device using uhci_hcd and address 5 usb 6-1: ep0 maxpacket = 8 usb 6-1: default language 0x0409 usb 6-1: New USB device found, idVendor=04b4, idProduct=2050 usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 usb 6-1: Product: GBella Corporation DV Keyboard usb 6-1: Manufacturer: Bella Corporation usb 6-1: uevent usb 6-1: usb_probe_device usb 6-1: configuration #1 chosen from 1 choice usb 6-1: adding 6-1:1.0 (config #1, interface 0) usb 6-1:1.0: uevent hub 6-1:1.0: usb_probe_interface hub 6-1:1.0: usb_probe_interface - got id hub 6-1:1.0: USB hub found hub 6-1:1.0: 3 ports detected hub 6-1:1.0: compound device; port removable status: FRR hub 6-1:1.0: individual port power switching hub 6-1:1.0: individual port over-current protection hub 6-1:1.0: power on to power good time: 100ms hub 6-1:1.0: hub controller current requirement: 25mA hub 6-1:1.0: 100mA bus power budget for each child hub 6-1:1.0: local power source is good hub 6-1:1.0: enabling power on all ports /home/l/latest/xxx/drivers/usb/core/inode.c: creating file '005' hub 6-0:1.0: state 7 ports 2 chg 0000 evt 0002 hub 6-1:1.0: port 1: status 0101 change 0001 hub 6-1:1.0: port 2: status 0301 change 0001 uhci_hcd 0000:00:1d.0: reserve dev 5 ep81-INT, period 128, phase 0, 12 us hub 6-1:1.0: state 7 ports 3 chg 0006 evt 0000 hub 6-1:1.0: port 1, status 0101, change 0000, 12 Mb/s usb 6-1.1: new full speed USB device using uhci_hcd and address 6 usb 6-1.1: ep0 maxpacket = 8 usb 6-1.1: skipped 1 descriptor after interface usb 6-1.1: skipped 1 descriptor after interface usb 6-1.1: default language 0x0409 usb 6-1.1: New USB device found, idVendor=0458, idProduct=004c usb 6-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 usb 6-1.1: Product: USB Keyboard usb 6-1.1: Manufacturer: ABBHOME usb 6-1.1: uevent usb 6-1.1: usb_probe_device usb 6-1.1: configuration #1 chosen from 1 choice usb 6-1.1: adding 6-1.1:1.0 (config #1, interface 0) usb 6-1.1:1.0: uevent usbhid 6-1.1:1.0: usb_probe_interface usbhid 6-1.1:1.0: usb_probe_interface - got id input: ABBHOME USB Keyboard as /devices/pci0000:00/0000:00:1d.0/usb6/6-1/6-1.1/6-1.1:1.0/input/input13 uhci_hcd 0000:00:1d.0: reserve dev 6 ep81-INT, period 8, phase 4, 17 us generic-usb 0003:0458:004C.0004: input: USB HID v1.10 Keyboard [ABBHOME USB Keyboard] on usb-0000:00:1d.0-1.1/input0 usb 6-1.1: adding 6-1.1:1.1 (config #1, interface 1) usb 6-1.1:1.1: uevent usbhid 6-1.1:1.1: usb_probe_interface usbhid 6-1.1:1.1: usb_probe_interface - got id input: ABBHOME USB Keyboard as /devices/pci0000:00/0000:00:1d.0/usb6/6-1/6-1.1/6-1.1:1.1/input/input14 uhci_hcd 0000:00:1d.0: reserve dev 6 ep82-INT, period 8, phase 4, 17 us generic-usb 0003:0458:004C.0005: input: USB HID v1.10 Mouse [ABBHOME USB Keyboard] on usb-0000:00:1d.0-1.1/input1 /home/l/latest/xxx/drivers/usb/core/inode.c: creating file '006' hub 6-1:1.0: 425mA power budget left hub 6-1:1.0: port 2, status 0301, change 0000, 1.5 Mb/s usb 6-1.2: new low speed USB device using uhci_hcd and address 7 usb 6-1.2: skipped 1 descriptor after interface usb 6-1.2: default language 0x0409 usb 6-1.2: New USB device found, idVendor=045e, idProduct=00f0 usb 6-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 usb 6-1.2: Product: Microsoft � Laser Mouse 6000 usb 6-1.2: Manufacturer: Microsoft Corporation usb 6-1.2: uevent usb 6-1.2: usb_probe_device usb 6-1.2: configuration #1 chosen from 1 choice usb 6-1.2: adding 6-1.2:1.0 (config #1, interface 0) usb 6-1.2:1.0: uevent usbhid 6-1.2:1.0: usb_probe_interface usbhid 6-1.2:1.0: usb_probe_interface - got id input: Microsoft Corporation Microsoft � Laser Mouse 6000 as /devices/pci0000:00/0000:00:1d.0/usb6/6-1/6-1.2/6-1.2:1.0/input/input15 uhci_hcd 0000:00:1d.0: reserve dev 7 ep81-INT, period 8, phase 4, 93 us generic-usb 0003:045E:00F0.0006: input: USB HID v1.11 Mouse [Microsoft Corporation Microsoft � Laser Mouse 6000] on usb-0000:00:1d.0-1.2/input0 /home/l/latest/xxx/drivers/usb/core/inode.c: creating file '007' hub 6-1:1.0: 325mA power budget left hub 6-1:1.0: state 7 ports 3 chg 0000 evt 0004 hub 2-0:1.0: hub_suspend usb usb2: bus auto-suspend ehci_hcd 0000:00:1d.7: suspend root hub -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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