We are currently trying to implement an UAC2 function in user mode based
on f_fs. We found that descriptor parsing in f_fs.c does not support
audio (or video) class descriptors. We could develop a patch to add
UAC1/UAC2 handling. But before we do that I wanted to check if this is
the right approach.
My question: Is f_fs limited by design to simple device classes like HID
or CCID, or is it supposed to support arbitrary classes? In the latter
case descriptor parsing needs to be extended significantly to handle the