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usb-gadget: set device class, etc. to meet spec #107

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drbild opened this issue Oct 26, 2019 · 1 comment · Fixed by #108
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usb-gadget: set device class, etc. to meet spec #107

drbild opened this issue Oct 26, 2019 · 1 comment · Fixed by #108
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drbild commented Oct 26, 2019

The gadget enables the USB CDC ECM gadget driver, which uses a USB Interface Association Descriptor to group its control and data interfaces. The USB spec defines a special Device Class, Device Subclass, and Device Protocol that must be specified by devices that include IADs.
@drbild drbild self-assigned this Oct 26, 2019
@drbild drbild mentioned this issue Oct 26, 2019
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drbild commented Oct 28, 2019

The Microsoft docs have a good explanation as well.

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xap-usb-gadget: set device class and proto for multifunction device xaptum/xaprc
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