Lines Matching +full:usb +full:- +full:attach
35 .Nd USB audio and MIDI device driver
39 .Bd -ragged -offset indent
41 .Cd "device usb"
48 .Bd -literal -offset indent
54 driver provides support for USB audio class devices and USB MIDI class devices.
56 A USB audio device consists of a number of components: input terminals (e.g.\&
61 user-supplied values specified through the
64 the device during attach.
69 .Ql USB Audio Class Specification
79 For a change to take effect during runtime, the device has to be re-attached.
80 .Bl -tag -width indent
81 .It Va hw.usb.uaudio.buffer_ms
86 .It Va hw.usb.uaudio.default_bits
92 .It Va hw.usb.uaudio.default_channels
100 .It Va hw.usb.uaudio.default_rate
111 .Pa hw.usb.uaudio.default_rate
112 is non-zero,
115 .It Va hw.usb.uaudio.handle_hid
119 .Bl -tag -width 2n
128 .Xr usb 4
132 .Bl -tag -width indent
133 .It Va hw.usb.uaudio.debug
138 .Xr usb 4 ,
143 .%T "USB Audio Class Specifications"
144 .%U http://www.usb.org/developers/docs/devclass_docs/
161 currently does not support the full set of USB audio mixer controls.