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From: Justin Piszcz on 5 Apr 2010 09:00 Hi, When no webcam is used, I do not see disconnect/reconnects. When I use a webcam, I see the following, is this normal? Note: I run motion on this host. [142013.089524] usb 1-1.5.1: USB disconnect, address 14 [142013.120627] usb 1-1.5.2: USB disconnect, address 15 [142013.209523] usb 1-1.5: reset full speed USB device using ehci_hcd and address 4 [142013.560513] usb 1-1.5.1: new full speed USB device using ehci_hcd and address 16 [142013.635940] usb 1-1.5.1: New USB device found, idVendor=413c, idProduct=2002 [142013.635946] usb 1-1.5.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [142013.635950] usb 1-1.5.1: Product: Dell USB Keyboard Hub [142013.635952] usb 1-1.5.1: Manufacturer: Dell [142013.637682] input: Dell Dell USB Keyboard Hub as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5.1/1-1.5.1:1.0/input/input19 [142013.637725] generic-usb 0003:413C:2002.0011: input,hidraw1: USB HID v1.10 Keyboard [Dell Dell USB Keyboard Hub] on usb-0000:00:1a.0-1.5.1/input0 [142013.639739] input: Dell Dell USB Keyboard Hub as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5.1/1-1.5.1:1.1/input/input20 [142013.639825] generic-usb 0003:413C:2002.0012: input,hidraw2: USB HID v1.10 Device [Dell Dell USB Keyboard Hub] on usb-0000:00:1a.0-1.5.1/input1 [142013.702462] usb 1-1.5.2: new low speed USB device using ehci_hcd and address 17 [142013.781450] usb 1-1.5.2: New USB device found, idVendor=0461, idProduct=4d15 [142013.781456] usb 1-1.5.2: New USB device strings: Mfr=0, Product=2, SerialNumber=0 [142013.781459] usb 1-1.5.2: Product: USB Optical Mouse [142013.783834] input: USB Optical Mouse as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5.2/1-1.5.2:1.0/input/input21 [142013.783878] generic-usb 0003:0461:4D15.0013: input,hidraw3: USB HID v1.11 Mouse [USB Optical Mouse] on usb-0000:00:1a.0-1.5.2/input0 [184860.926270] usb 1-1.5.1: USB disconnect, address 16 [184860.954032] usb 1-1.5.2: USB disconnect, address 17 [184861.027795] usb 1-1.5: reset full speed USB device using ehci_hcd and address 4 [184861.377879] usb 1-1.5.1: new full speed USB device using ehci_hcd and address 18 [184861.453332] usb 1-1.5.1: New USB device found, idVendor=413c, idProduct=2002 [184861.453338] usb 1-1.5.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [184861.453342] usb 1-1.5.1: Product: Dell USB Keyboard Hub [184861.453345] usb 1-1.5.1: Manufacturer: Dell [184861.455404] input: Dell Dell USB Keyboard Hub as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5.1/1-1.5.1:1.0/input/input22 [184861.455449] generic-usb 0003:413C:2002.0014: input,hidraw1: USB HID v1.10 Keyboard [Dell Dell USB Keyboard Hub] on usb-0000:00:1a.0-1.5.1/input0 [184861.457691] input: Dell Dell USB Keyboard Hub as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5.1/1-1.5.1:1.1/input/input23 [184861.457782] generic-usb 0003:413C:2002.0015: input,hidraw2: USB HID v1.10 Device [Dell Dell USB Keyboard Hub] on usb-0000:00:1a.0-1.5.1/input1 [184861.530605] usb 1-1.5.2: new low speed USB device using ehci_hcd and address 19 [184861.609696] usb 1-1.5.2: New USB device found, idVendor=0461, idProduct=4d15 [184861.609702] usb 1-1.5.2: New USB device strings: Mfr=0, Product=2, SerialNumber=0 [184861.609705] usb 1-1.5.2: Product: USB Optical Mouse [184861.611804] input: USB Optical Mouse as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5.2/1-1.5.2:1.0/input/input24 [184861.611852] generic-usb 0003:0461:4D15.0016: input,hidraw3: USB HID v1.11 Mouse [USB Optical Mouse] on usb-0000:00:1a.0-1.5.2/input0 Justin. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Alan Stern on 5 Apr 2010 14:40 On Mon, 5 Apr 2010, Justin Piszcz wrote: > Hi, > > When no webcam is used, I do not see disconnect/reconnects. > When I use a webcam, I see the following, is this normal? > Note: I run motion on this host. No, it is not normal. It indicates that the webcam is somehow interfering with the signals from the keyboard hub. > [142013.089524] usb 1-1.5.1: USB disconnect, address 14 > [142013.120627] usb 1-1.5.2: USB disconnect, address 15 > [142013.209523] usb 1-1.5: reset full speed USB device using ehci_hcd and address 4 > [142013.560513] usb 1-1.5.1: new full speed USB device using ehci_hcd and address 16 > [142013.635940] usb 1-1.5.1: New USB device found, idVendor=413c, idProduct=2002 > [142013.635946] usb 1-1.5.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 > [142013.635950] usb 1-1.5.1: Product: Dell USB Keyboard Hub > [142013.635952] usb 1-1.5.1: Manufacturer: Dell > [142013.637682] input: Dell Dell USB Keyboard Hub as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5.1/1-1.5.1:1.0/input/input19 > [142013.637725] generic-usb 0003:413C:2002.0011: input,hidraw1: USB HID v1.10 Keyboard [Dell Dell USB Keyboard Hub] on usb-0000:00:1a.0-1.5.1/input0 > [142013.639739] input: Dell Dell USB Keyboard Hub as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5.1/1-1.5.1:1.1/input/input20 > [142013.639825] generic-usb 0003:413C:2002.0012: input,hidraw2: USB HID v1.10 Device [Dell Dell USB Keyboard Hub] on usb-0000:00:1a.0-1.5.1/input1 > [142013.702462] usb 1-1.5.2: new low speed USB device using ehci_hcd and address 17 > [142013.781450] usb 1-1.5.2: New USB device found, idVendor=0461, idProduct=4d15 > [142013.781456] usb 1-1.5.2: New USB device strings: Mfr=0, Product=2, SerialNumber=0 > [142013.781459] usb 1-1.5.2: Product: USB Optical Mouse > [142013.783834] input: USB Optical Mouse as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5.2/1-1.5.2:1.0/input/input21 > [142013.783878] generic-usb 0003:0461:4D15.0013: input,hidraw3: USB HID v1.11 Mouse [USB Optical Mouse] on usb-0000:00:1a.0-1.5.2/input0 Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Justin Piszcz on 6 Apr 2010 05:40 On Mon, 5 Apr 2010, Alan Stern wrote: > On Mon, 5 Apr 2010, Justin Piszcz wrote: > >> Hi, >> >> When no webcam is used, I do not see disconnect/reconnects. >> When I use a webcam, I see the following, is this normal? >> Note: I run motion on this host. > > No, it is not normal. It indicates that the webcam is somehow > interfering with the signals from the keyboard hub. So the USB hub is shared amongst the ports in the back of the board that I am using: Port 1-> keyboard/mouse Port 2-> USB hub -> webcam Port 3-> UPS (but not using nut at the moment, just hooked up) $ lsusb Bus 001 Device 023: ID 0461:4d15 Primax Electronics, Ltd Dell Optical Mouse Bus 001 Device 022: ID 413c:2002 Dell Computer Corp. SK-8125 Keyboard Bus 001 Device 005: ID 046d:0990 Logitech, Inc. QuickCam Pro 9000 Bus 001 Device 004: ID 413c:1002 Dell Computer Corp. Keyboard Hub Bus 001 Device 003: ID 2001:f103 D-Link Corp. [hex] DUB-H7 7-port USB 2.0 hub Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 003: ID 051d:0002 American Power Conversion Uninterruptible Power Supply Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Any recommendations/workarounds how to fix or just ignore it? Justin. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Alan Stern on 6 Apr 2010 11:10 On Tue, 6 Apr 2010, Justin Piszcz wrote: > So the USB hub is shared amongst the ports in the back of the board that > I am using: > > Port 1-> keyboard/mouse > Port 2-> USB hub -> webcam > Port 3-> UPS (but not using nut at the moment, just hooked up) > > $ lsusb > Bus 001 Device 023: ID 0461:4d15 Primax Electronics, Ltd Dell Optical Mouse > Bus 001 Device 022: ID 413c:2002 Dell Computer Corp. SK-8125 Keyboard > Bus 001 Device 005: ID 046d:0990 Logitech, Inc. QuickCam Pro 9000 > Bus 001 Device 004: ID 413c:1002 Dell Computer Corp. Keyboard Hub > Bus 001 Device 003: ID 2001:f103 D-Link Corp. [hex] DUB-H7 7-port USB 2.0 hub > Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 002 Device 003: ID 051d:0002 American Power Conversion Uninterruptible Power Supply > Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub > Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > > Any recommendations/workarounds how to fix or just ignore it? You could plug the webcam into bus 2 while leaving the keyboard/mouse attached to bus 1. You could try using different ports on the D-Link 7-port hub, or try replacing that hub with a different brand. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Justin Piszcz on 6 Apr 2010 11:10
On Tue, 6 Apr 2010, Alan Stern wrote: > On Tue, 6 Apr 2010, Justin Piszcz wrote: > >> So the USB hub is shared amongst the ports in the back of the board that >> I am using: >> >> Port 1-> keyboard/mouse >> Port 2-> USB hub -> webcam >> Port 3-> UPS (but not using nut at the moment, just hooked up) >> >> $ lsusb >> Bus 001 Device 023: ID 0461:4d15 Primax Electronics, Ltd Dell Optical Mouse >> Bus 001 Device 022: ID 413c:2002 Dell Computer Corp. SK-8125 Keyboard >> Bus 001 Device 005: ID 046d:0990 Logitech, Inc. QuickCam Pro 9000 >> Bus 001 Device 004: ID 413c:1002 Dell Computer Corp. Keyboard Hub >> Bus 001 Device 003: ID 2001:f103 D-Link Corp. [hex] DUB-H7 7-port USB 2.0 hub >> Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub >> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >> Bus 002 Device 003: ID 051d:0002 American Power Conversion Uninterruptible Power Supply >> Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub >> Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >> >> Any recommendations/workarounds how to fix or just ignore it? > > You could plug the webcam into bus 2 while leaving the keyboard/mouse > attached to bus 1. > > You could try using different ports on the D-Link 7-port hub, or try > replacing that hub with a different brand. > > Alan Stern > Hi Alan, Will try a different port (so its on BUS 2) for the PC. The d-Link hub is a brand new hub (fyi) with only 1 device attached, the webcam but will give it a try, thanks. Justin. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |