Testcase USB Transfer Type Isochronous

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Revision as of 17:10, 2 April 2015 by Aparna (talk | contribs) (Setup)

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Setup

  • A Fedora17 machine is powered on
  • Attach a USB webcam
  • System should recognize this USB device

How to test

1. Run lsusb to determin the USB webcam <bus-id>
1. mount -t debugfs none /sys/kernel/debug
1. cat /sys/kernel/debug/usb/usbmon/<bus-id>u

Expected Results

1. Traffic show isochronous transfer