On 03/29/11 02:01, Oliver Neukum wrote: > Am Dienstag, 29. März 2011, 07:38:15 schrieb James: >> Is it normal for this device (UPS) to keep connecting and disconnecting? >> >> generic-usb 0003:0764:0501.007F: claimed by neither input, hiddev nor hidraw >> usb 2-4: USB disconnect, address 127 >> usb 2-4: new low speed USB device using ohci_hcd and address 2 >> usb 2-4: New USB device found, idVendor=0764, idProduct=0501 >> usb 2-4: New USB device strings: Mfr=3, Product=1, SerialNumber=0 >> usb 2-4: Product: CP550HG >> usb 2-4: Manufacturer: CPS > No, this shouldn't happen. It is unclear from your log, why the device keeps > disconnecting. > > Regards > Oliver > These are the last two (I guessed where each began): usb 2-4: new low speed USB device using ohci_hcd and address 75 ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [3] = 0x00100303 PRSC LSDA PPS PES CCS usb 2-4: skipped 1 descriptor after interface usb 2-4: default language 0x0409 usb 2-4: udev 75, busnum 2, minor = 202 usb 2-4: New USB device found, idVendor=0764, idProduct=0501 usb 2-4: New USB device strings: Mfr=3, Product=1, SerialNumber=0 usb 2-4: Product: CP550HG usb 2-4: Manufacturer: CPS usb 2-4: usb_probe_device usb 2-4: configuration #1 chosen from 1 choice usb 2-4: adding 2-4:1.0 (config #1, interface 0) usbhid 2-4:1.0: usb_probe_interface usbhid 2-4:1.0: usb_probe_interface - got id generic-usb 0003:0764:0501.004B: claimed by neither input, hiddev nor hidraw hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0010 hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0010 ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [3] = 0x00030300 PESC CSC LSDA PPS hub 2-0:1.0: port 4, status 0300, change 0003, 1.5 Mb/s usb 2-4: USB disconnect, address 75 usb 2-4: unregistering device usb 2-4: unregistering interface 2-4:1.0 usb 2-4: usb_disable_device nuking all URBs hub 2-0:1.0: debounce: port 4: total 100ms stable 100ms status 0x300 hub 1-0:1.0: state 7 ports 10 chg 0000 evt 0010 ehci_hcd 0000:00:02.1: GetStatus port:4 status 001403 0 ACK POWER sig=k CSC CONNECT hub 1-0:1.0: port 4, status 0501, change 0001, 480 Mb/s hub 1-0:1.0: debounce: port 4: total 100ms stable 100ms status 0x501 ehci_hcd 0000:00:02.1: port 4 low speed --> companion ehci_hcd 0000:00:02.1: GetStatus port:4 status 003402 0 ACK POWER OWNER sig=k CSC hub 1-0:1.0: state 7 ports 10 chg 0000 evt 0010 hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0010 ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [3] = 0x00010301 CSC LSDA PPS CCS hub 2-0:1.0: port 4, status 0301, change 0001, 1.5 Mb/s hub 2-0:1.0: debounce: port 4: total 100ms stable 100ms status 0x301 ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [3] = 0x00100303 PRSC LSDA PPS PES CCS usb 2-4: new low speed USB device using ohci_hcd and address 76 ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [3] = 0x00100303 PRSC LSDA PPS PES CCS usb 2-4: skipped 1 descriptor after interface usb 2-4: default language 0x0409 usb 2-4: udev 76, busnum 2, minor = 203 usb 2-4: New USB device found, idVendor=0764, idProduct=0501 usb 2-4: New USB device strings: Mfr=3, Product=1, SerialNumber=0 usb 2-4: Product: CP550HG usb 2-4: Manufacturer: CPS usb 2-4: usb_probe_device usb 2-4: configuration #1 chosen from 1 choice usb 2-4: adding 2-4:1.0 (config #1, interface 0) usbhid 2-4:1.0: usb_probe_interface usbhid 2-4:1.0: usb_probe_interface - got id generic-usb 0003:0764:0501.004C: claimed by neither input, hiddev nor hidraw hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0010 I did find this once at the beginning: usb 2-4: usbhid-ups timed out on ep0in len=0/255 usb 2-4: usbfs: USBDEVFS_CONTROL failed cmd usbhid-ups rqt 128 rq 6 len 255 ret -110 ohci_hcd 0000:00:02.0: urb ffff880224e06f00 path 4 ep0in 5ec20000 cc 5 --> status -62 usb 2-4: usbfs: USBDEVFS_CONTROL failed cmd usbhid-ups rqt 128 rq 6 len 255 ret -62 usbhid 2-4:1.0: disconnect by usbfs ohci_hcd 0000:00:02.0: urb ffff880224e06f00 path 4 ep0out 5ec20000 cc 5 --> status -62 ohci_hcd 0000:00:02.0: urb ffff880224e06f00 path 4 ep0in 5ec20000 cc 5 --> status -62 usb 2-4: usbfs: USBDEVFS_CONTROL failed cmd usbhid-ups rqt 129 rq 6 len 9 ret -62 ohci_hcd 0000:00:02.0: urb ffff880224e06f00 path 4 ep0in 5ec20000 cc 5 --> status -62 usb 2-4: usbfs: USBDEVFS_CONTROL failed cmd usbhid-ups rqt 129 rq 6 len 376 ret -62 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
