/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * <linux/usb/midi.h> -- USB MIDI definitions. * * Copyright (C) 2006 Thumtronics Pty Ltd. * Developed for Thumtronics by Grey Innovation * Ben Williamson <[email protected]> * * This software is distributed under the terms of the GNU General Public * License ("GPL") version 2, as published by the Free Software Foundation. * * This file holds USB constants and structures defined * by the USB Device Class Definition for MIDI Devices. * Comments below reference relevant sections of that document: * * http://www.usb.org/developers/devclass_docs/midi10.pdf */ #ifndef __LINUX_USB_MIDI_H #define __LINUX_USB_MIDI_H #include <linux/types.h> /* A.1 MS Class-Specific Interface Descriptor Subtypes */ #define USB_MS_HEADER … #define USB_MS_MIDI_IN_JACK … #define USB_MS_MIDI_OUT_JACK … #define USB_MS_ELEMENT … /* A.2 MS Class-Specific Endpoint Descriptor Subtypes */ #define USB_MS_GENERAL … /* A.3 MS MIDI IN and OUT Jack Types */ #define USB_MS_EMBEDDED … #define USB_MS_EXTERNAL … /* 6.1.2.1 Class-Specific MS Interface Header Descriptor */ struct usb_ms_header_descriptor { … } __attribute__ ((packed)); #define USB_DT_MS_HEADER_SIZE … /* 6.1.2.2 MIDI IN Jack Descriptor */ struct usb_midi_in_jack_descriptor { … } __attribute__ ((packed)); #define USB_DT_MIDI_IN_SIZE … struct usb_midi_source_pin { … } __attribute__ ((packed)); /* 6.1.2.3 MIDI OUT Jack Descriptor */ struct usb_midi_out_jack_descriptor { … } __attribute__ ((packed)); #define USB_DT_MIDI_OUT_SIZE(p) … /* As above, but more useful for defining your own descriptors: */ #define DECLARE_USB_MIDI_OUT_JACK_DESCRIPTOR(p) … /* 6.2.2 Class-Specific MS Bulk Data Endpoint Descriptor */ struct usb_ms_endpoint_descriptor { … } __attribute__ ((packed)); #define USB_DT_MS_ENDPOINT_SIZE(n) … /* As above, but more useful for defining your own descriptors: */ #define DECLARE_USB_MS_ENDPOINT_DESCRIPTOR(n) … #endif /* __LINUX_USB_MIDI_H */
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