OpenCloudOS-Kernel/Documentation/ABI/testing/configfs-usb-gadget-midi2

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What: /config/usb-gadget/gadget/functions/midi2.name
Date: Jul 2023
KernelVersion: 6.6
Description:
The attributes:
============ ===============================================
process_ump Flag to process UMP Stream messages (0 or 1)
static_block Flag for static blocks (0 or 1)
iface_name MIDI interface name string
============ ===============================================
What: /config/usb-gadget/gadget/functions/midi2.name/ep.number
Date: Jul 2023
KernelVersion: 6.6
Description:
This group contains a UMP Endpoint configuration.
A new Endpoint starts from 0, and can be up to 3.
The attributes:
============= ===============================================
protocol_caps MIDI protocol capabilities (1, 2 or 3 for both)
protocol Default MIDI protocol (1 or 2)
ep_name UMP Endpoint name string
product_id Product ID string
manufacturer Manufacture ID (24 bit)
family Device family ID (16 bit)
model Device model ID (16 bit)
sw_revision Software Revision (32 bit)
============= ===============================================
What: /config/usb-gadget/gadget/functions/midi2.name/ep.number/block.number
Date: Jul 2023
KernelVersion: 6.6
Description:
This group contains a UMP Function Block configuration.
A new block starts from 0, and can be up to 31.
The attributes:
================= ==============================================
name Function Block name string
direction 1: input, 2: output, 3: bidirectional
first_group The first UMP Group number (0-15)
num_groups The number of groups in this FB (1-16)
midi1_first_group The first UMP Group number for MIDI 1.0 (0-15)
midi1_num_groups The number of groups for MIDI 1.0 (0-16)
ui_hint 0: unknown, 1: receiver, 2: sender, 3: both
midi_ci_verison Supported MIDI-CI version number (8 bit)
is_midi1 Legacy MIDI 1.0 device (0, 1 or 2)
sysex8_streams Max number of SysEx8 streams (8 bit)
active Active FB flag (0 or 1)
================= ==============================================