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Subject: mouse/keyboard on suspend/resume stutter
From: Sean Bruno <seanbru@yahoo-inc.com>
To: freebsd-usb@FreeBSD.org
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Date: Tue, 08 Jan 2013 15:30:38 -0800
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I've noted that my stable/9-ish laptop seems to have issues with
mouse/keyboard on suspend resume.  The mouse behavior and keyboard seems
laggy and "sticks" from time to time.  What should I start poking at to
diagnose this?

Seems to happen on the T420/T520 series.

Sean
ugen0.1: <EHCI root HUB Intel> at usbus0, cfg=0 md=HOST spd=HIGH
(480Mbps) pwr=SAVE

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0200 
  bDeviceClass = 0x0009 
  bDeviceSubClass = 0x0000 
  bDeviceProtocol = 0x0001 
  bMaxPacketSize0 = 0x0040 
  idVendor = 0x0000 
  idProduct = 0x0000 
  bcdDevice = 0x0100 
  iManufacturer = 0x0001  <Intel>
  iProduct = 0x0002  <EHCI root HUB>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001 

ugen1.1: <EHCI root HUB Intel> at usbus1, cfg=0 md=HOST spd=HIGH
(480Mbps) pwr=SAVE

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0200 
  bDeviceClass = 0x0009 
  bDeviceSubClass = 0x0000 
  bDeviceProtocol = 0x0001 
  bMaxPacketSize0 = 0x0040 
  idVendor = 0x0000 
  idProduct = 0x0000 
  bcdDevice = 0x0100 
  iManufacturer = 0x0001  <Intel>
  iProduct = 0x0002  <EHCI root HUB>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001 

ugen1.2: <product 0x0024 vendor 0x8087> at usbus1, cfg=0 md=HOST
spd=HIGH (480Mbps) pwr=SAVE

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0200 
  bDeviceClass = 0x0009 
  bDeviceSubClass = 0x0000 
  bDeviceProtocol = 0x0001 
  bMaxPacketSize0 = 0x0040 
  idVendor = 0x8087 
  idProduct = 0x0024 
  bcdDevice = 0x0000 
  iManufacturer = 0x0000  <no string>
  iProduct = 0x0000  <no string>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001 

ugen0.2: <product 0x0024 vendor 0x8087> at usbus0, cfg=0 md=HOST
spd=HIGH (480Mbps) pwr=SAVE

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0200 
  bDeviceClass = 0x0009 
  bDeviceSubClass = 0x0000 
  bDeviceProtocol = 0x0001 
  bMaxPacketSize0 = 0x0040 
  idVendor = 0x8087 
  idProduct = 0x0024 
  bcdDevice = 0x0000 
  iManufacturer = 0x0000  <no string>
  iProduct = 0x0000  <no string>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001 

ugen0.3: <product 0x100a vendor 0x17ef> at usbus0, cfg=0 md=HOST
spd=HIGH (480Mbps) pwr=SAVE

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0200 
  bDeviceClass = 0x0009 
  bDeviceSubClass = 0x0000 
  bDeviceProtocol = 0x0002 
  bMaxPacketSize0 = 0x0040 
  idVendor = 0x17ef 
  idProduct = 0x100a 
  bcdDevice = 0x0000 
  iManufacturer = 0x0000  <no string>
  iProduct = 0x0000  <no string>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001 

ugen0.4: <HP Basic USB Keyboard CHICONY> at usbus0, cfg=0 md=HOST
spd=LOW (1.5Mbps) pwr=ON

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0110 
  bDeviceClass = 0x0000 
  bDeviceSubClass = 0x0000 
  bDeviceProtocol = 0x0000 
  bMaxPacketSize0 = 0x0008 
  idVendor = 0x03f0 
  idProduct = 0x0024 
  bcdDevice = 0x0300 
  iManufacturer = 0x0001  <CHICONY>
  iProduct = 0x0002  <HP Basic USB Keyboard>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001 

ugen0.5: <USB-PS2 Optical Mouse Logitech> at usbus0, cfg=0 md=HOST
spd=LOW (1.5Mbps) pwr=ON

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0200 
  bDeviceClass = 0x0000 
  bDeviceSubClass = 0x0000 
  bDeviceProtocol = 0x0000 
  bMaxPacketSize0 = 0x0008 
  idVendor = 0x046d 
  idProduct = 0xc050 
  bcdDevice = 0x2720 
  iManufacturer = 0x0001  <Logitech>
  iProduct = 0x0002  <USB-PS/2 Optical Mouse>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001 

ugen0.6: <Integrated Camera Chicony Electronics Co., Ltd.> at usbus0,
cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0200 
  bDeviceClass = 0x00ef 
  bDeviceSubClass = 0x0002 
  bDeviceProtocol = 0x0001 
  bMaxPacketSize0 = 0x0040 
  idVendor = 0x04f2 
  idProduct = 0xb217 
  bcdDevice = 0x0854 
  iManufacturer = 0x0001  <Chicony Electronics Co., Ltd.>
  iProduct = 0x0002  <Integrated Camera>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001