Le 01/01/2011 04:24, Alan Stern a écrit :
If CONFIG_USB_DEBUG doesn't provide enough information then we'll have to try applying some diagnostic patches to figure out what's happening.
Hi I have compiled the kernel with USB_DEBUG. Here is the relevant part of syslog .. Bye
Jan 1 23:10:01 hp kernel: [ 275.479787] usb usb2: usb resume Jan 1 23:10:01 hp kernel: [ 275.479792] ehci_hcd 0000:00:1d.7: resume root hub Jan 1 23:10:01 hp kernel: [ 275.520168] hub 2-0:1.0: hub_resume Jan 1 23:10:01 hp kernel: [ 275.520183] ehci_hcd 0000:00:1d.7: GetStatus port 2 status 001002 POWER sig=se0 CSC Jan 1 23:10:01 hp kernel: [ 275.620236] hub 2-0:1.0: state 7 ports 6 chg 0000 evt 0000 Jan 1 23:10:01 hp kernel: [ 275.922339] hub 2-0:1.0: state 7 ports 6 chg 0000 evt 0004 Jan 1 23:10:01 hp kernel: [ 275.922347] ehci_hcd 0000:00:1d.7: GetStatus port 2 status 001803 POWER sig=j CSC CONNECT Jan 1 23:10:01 hp kernel: [ 275.922357] hub 2-0:1.0: port 2, status 0501, change 0001, 480 Mb/s Jan 1 23:10:01 hp kernel: [ 276.090042] hub 2-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x501 Jan 1 23:10:01 hp kernel: [ 276.140471] ehci_hcd 0000:00:1d.7: port 2 high speed Jan 1 23:10:01 hp kernel: [ 276.140474] ehci_hcd 0000:00:1d.7: GetStatus port 2 status 001005 POWER sig=se0 PE CONNECT Jan 1 23:10:01 hp kernel: [ 276.200180] usb 2-2: new high speed USB device using ehci_hcd and address 4 Jan 1 23:10:01 hp kernel: [ 276.260349] ehci_hcd 0000:00:1d.7: port 2 high speed Jan 1 23:10:01 hp kernel: [ 276.260353] ehci_hcd 0000:00:1d.7: GetStatus port 2 status 001005 POWER sig=se0 PE CONNECT Jan 1 23:10:01 hp kernel: [ 276.351634] usb 2-2: default language 0x0409 Jan 1 23:10:01 hp kernel: [ 276.352756] usb 2-2: udev 4, busnum 2, minor = 131 Jan 1 23:10:01 hp kernel: [ 276.352759] usb 2-2: New USB device found, idVendor=0851, idProduct=1542 Jan 1 23:10:01 hp kernel: [ 276.352762] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 Jan 1 23:10:01 hp kernel: [ 276.352765] usb 2-2: Manufacturer: MagicPixel Jan 1 23:10:01 hp kernel: [ 276.352767] usb 2-2: SerialNumber: FW_Omega2 Jan 1 23:10:01 hp kernel: [ 276.352875] usb 2-2: usb_probe_device Jan 1 23:10:01 hp kernel: [ 276.352878] usb 2-2: configuration #1 chosen from 1 choice Jan 1 23:10:01 hp kernel: [ 276.353508] usb 2-2: adding 2-2:1.0 (config #1, interface 0) Jan 1 23:10:03 hp kernel: [ 278.444854] hub 2-0:1.0: state 7 ports 6 chg 0000 evt 0004 Jan 1 23:10:03 hp kernel: [ 278.444865] ehci_hcd 0000:00:1d.7: GetStatus port 2 status 001002 POWER sig=se0 CSC Jan 1 23:10:03 hp kernel: [ 278.444875] hub 2-0:1.0: port 2, status 0100, change 0001, 12 Mb/s Jan 1 23:10:03 hp kernel: [ 278.444879] usb 2-2: USB disconnect, address 4 Jan 1 23:10:03 hp kernel: [ 278.444882] usb 2-2: unregistering device Jan 1 23:10:03 hp kernel: [ 278.444884] usb 2-2: unregistering interface 2-2:1.0 Jan 1 23:10:03 hp kernel: [ 278.444961] usb 2-2: usb_disable_device nuking all URBs Jan 1 23:10:04 hp kernel: [ 278.610044] hub 2-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x100 Jan 1 23:10:06 hp kernel: [ 281.040087] hub 2-0:1.0: hub_suspend Jan 1 23:10:06 hp kernel: [ 281.040093] usb usb2: bus auto-suspend Jan 1 23:10:06 hp kernel: [ 281.040096] ehci_hcd 0000:00:1d.7: suspend root hub Jan 1 23:10:29 hp wpa_supplicant[1114]: WPS-AP-AVAILABLE
