The decoding/encoding is based on own reverse-engineering. Both control and data ports are handled. Writing to control port supports SysEx events only, as this is the only type of messages that MPD16 recognizes. Signed-off-by: Krzysztof Foltman <wdev@foltman.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
		
			
				
	
	
		
			50 lines
		
	
	
	
		
			1.5 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			50 lines
		
	
	
	
		
			1.5 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef __USBMIDI_H
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#define __USBMIDI_H
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/* maximum number of endpoints per interface */
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#define MIDI_MAX_ENDPOINTS 2
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/* data for QUIRK_MIDI_FIXED_ENDPOINT */
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struct snd_usb_midi_endpoint_info {
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	int8_t   out_ep;	/* ep number, 0 autodetect */
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	uint8_t  out_interval;	/* interval for interrupt endpoints */
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	int8_t   in_ep;
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	uint8_t  in_interval;
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	uint16_t out_cables;	/* bitmask */
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	uint16_t in_cables;	/* bitmask */
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};
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/* for QUIRK_MIDI_YAMAHA, data is NULL */
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/* for QUIRK_MIDI_MIDIMAN, data points to a snd_usb_midi_endpoint_info
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 * structure (out_cables and in_cables only) */
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/* for QUIRK_COMPOSITE, data points to an array of snd_usb_audio_quirk
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 * structures, terminated with .ifnum = -1 */
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/* for QUIRK_AUDIO_FIXED_ENDPOINT, data points to an audioformat structure */
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/* for QUIRK_AUDIO/MIDI_STANDARD_INTERFACE, data is NULL */
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/* for QUIRK_AUDIO_EDIROL_UA700_UA25/UA1000, data is NULL */
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/* for QUIRK_IGNORE_INTERFACE, data is NULL */
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/* for QUIRK_MIDI_NOVATION and _RAW, data is NULL */
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/* for QUIRK_MIDI_EMAGIC, data points to a snd_usb_midi_endpoint_info
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 * structure (out_cables and in_cables only) */
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/* for QUIRK_MIDI_CME, data is NULL */
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/* for QUIRK_MIDI_AKAI, data is NULL */
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int snd_usbmidi_create(struct snd_card *card,
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		       struct usb_interface *iface,
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		       struct list_head *midi_list,
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		       const struct snd_usb_audio_quirk *quirk);
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void snd_usbmidi_input_stop(struct list_head* p);
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void snd_usbmidi_input_start(struct list_head* p);
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void snd_usbmidi_disconnect(struct list_head *p);
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#endif /* __USBMIDI_H */
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