[linux-2.6-block.git] / sound / firewire / bebob / bebob.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * bebob.h - a part of driver for BeBoB based devices
 *
 * Copyright (c) 2013-2014 Takashi Sakamoto
 */

#ifndef SOUND_BEBOB_H_INCLUDED
#define SOUND_BEBOB_H_INCLUDED

#include <linux/compat.h>
#include <linux/device.h>
#include <linux/firewire.h>
#include <linux/firewire-constants.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/sched/signal.h>

#include <sound/core.h>
#include <sound/initval.h>
#include <sound/info.h>
#include <sound/rawmidi.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/firewire.h>
#include <sound/hwdep.h>

#include "../lib.h"
#include "../fcp.h"
#include "../packets-buffer.h"
#include "../iso-resources.h"
#include "../amdtp-am824.h"
#include "../cmp.h"

/* basic register addresses on DM1000/DM1100/DM1500 */
#define BEBOB_ADDR_REG_INFO	0xffffc8020000ULL
#define BEBOB_ADDR_REG_REQ	0xffffc8021000ULL

struct snd_bebob;

#define SND_BEBOB_STRM_FMT_ENTRIES	7
struct snd_bebob_stream_formation {
	unsigned int pcm;
	unsigned int midi;
};
/* this is a lookup table for index of stream formations */
extern const unsigned int snd_bebob_rate_table[SND_BEBOB_STRM_FMT_ENTRIES];

/* device specific operations */
enum snd_bebob_clock_type {
	SND_BEBOB_CLOCK_TYPE_INTERNAL = 0,
	SND_BEBOB_CLOCK_TYPE_EXTERNAL,
	SND_BEBOB_CLOCK_TYPE_SYT,
};
struct snd_bebob_clock_spec {
	unsigned int num;
	const char *const *labels;
	const enum snd_bebob_clock_type *types;
	int (*get)(struct snd_bebob *bebob, unsigned int *id);
};
struct snd_bebob_rate_spec {
	int (*get)(struct snd_bebob *bebob, unsigned int *rate);
	int (*set)(struct snd_bebob *bebob, unsigned int rate);
};
struct snd_bebob_meter_spec {
	unsigned int num;
	const char *const *labels;
	int (*get)(struct snd_bebob *bebob, u32 *target, unsigned int size);
};
struct snd_bebob_spec {
	const struct snd_bebob_clock_spec *clock;
	const struct snd_bebob_rate_spec *rate;
	const struct snd_bebob_meter_spec *meter;
};

enum snd_bebob_quirk {
	SND_BEBOB_QUIRK_INITIAL_DISCONTINUOUS_DBC = (1 << 0),
	SND_BEBOB_QUIRK_WRONG_DBC		  = (1 << 1),
};

struct snd_bebob {
	struct snd_card *card;
	struct fw_unit *unit;
	int card_index;

	struct mutex mutex;
	spinlock_t lock;

	const struct snd_bebob_spec *spec;
	unsigned int quirks;	// Combination of snd_bebob_quirk enumerations.

	unsigned int midi_input_ports;
	unsigned int midi_output_ports;

	struct amdtp_stream tx_stream;
	struct amdtp_stream rx_stream;
	struct cmp_connection out_conn;
	struct cmp_connection in_conn;
	unsigned int substreams_counter;

	struct snd_bebob_stream_formation
		tx_stream_formations[SND_BEBOB_STRM_FMT_ENTRIES];
	struct snd_bebob_stream_formation
		rx_stream_formations[SND_BEBOB_STRM_FMT_ENTRIES];

	int sync_input_plug;

	/* for uapi */
	int dev_lock_count;
	bool dev_lock_changed;
	wait_queue_head_t hwdep_wait;

	/* for M-Audio special devices */
	void *maudio_special_quirk;

	struct amdtp_domain domain;
};

static inline int
snd_bebob_read_block(struct fw_unit *unit, u64 addr, void *buf, int size)
{
	return snd_fw_transaction(unit, TCODE_READ_BLOCK_REQUEST,
				  BEBOB_ADDR_REG_INFO + addr,
				  buf, size, 0);
}

static inline int
snd_bebob_read_quad(struct fw_unit *unit, u64 addr, u32 *buf)
{
	return snd_fw_transaction(unit, TCODE_READ_QUADLET_REQUEST,
				  BEBOB_ADDR_REG_INFO + addr,
				  (void *)buf, sizeof(u32), 0);
}

/* AV/C Audio Subunit Specification 1.0 (Oct 2000, 1394TA) */
int avc_audio_set_selector(struct fw_unit *unit, unsigned int subunit_id,
			   unsigned int fb_id, unsigned int num);
int avc_audio_get_selector(struct fw_unit *unit, unsigned  int subunit_id,
			   unsigned int fb_id, unsigned int *num);

/*
 * AVC command extensions, AV/C Unit and Subunit, Revision 17
 * (Nov 2003, BridgeCo)
 */
#define	AVC_BRIDGECO_ADDR_BYTES	6
enum avc_bridgeco_plug_dir {
	AVC_BRIDGECO_PLUG_DIR_IN	= 0x00,
	AVC_BRIDGECO_PLUG_DIR_OUT	= 0x01
};
enum avc_bridgeco_plug_mode {
	AVC_BRIDGECO_PLUG_MODE_UNIT		= 0x00,
	AVC_BRIDGECO_PLUG_MODE_SUBUNIT		= 0x01,
	AVC_BRIDGECO_PLUG_MODE_FUNCTION_BLOCK	= 0x02
};
enum avc_bridgeco_plug_unit {
	AVC_BRIDGECO_PLUG_UNIT_ISOC	= 0x00,
	AVC_BRIDGECO_PLUG_UNIT_EXT	= 0x01,
	AVC_BRIDGECO_PLUG_UNIT_ASYNC	= 0x02
};
enum avc_bridgeco_plug_type {
	AVC_BRIDGECO_PLUG_TYPE_ISOC	= 0x00,
	AVC_BRIDGECO_PLUG_TYPE_ASYNC	= 0x01,
	AVC_BRIDGECO_PLUG_TYPE_MIDI	= 0x02,
	AVC_BRIDGECO_PLUG_TYPE_SYNC	= 0x03,
	AVC_BRIDGECO_PLUG_TYPE_ANA	= 0x04,
	AVC_BRIDGECO_PLUG_TYPE_DIG	= 0x05,
	AVC_BRIDGECO_PLUG_TYPE_ADDITION	= 0x06
};
static inline void
avc_bridgeco_fill_unit_addr(u8 buf[AVC_BRIDGECO_ADDR_BYTES],
			    enum avc_bridgeco_plug_dir dir,
			    enum avc_bridgeco_plug_unit unit,
			    unsigned int pid)
{
	buf[0] = 0xff;	/* Unit */
	buf[1] = dir;
	buf[2] = AVC_BRIDGECO_PLUG_MODE_UNIT;
	buf[3] = unit;
	buf[4] = 0xff & pid;
	buf[5] = 0xff;	/* reserved */
}
static inline void
avc_bridgeco_fill_msu_addr(u8 buf[AVC_BRIDGECO_ADDR_BYTES],
			   enum avc_bridgeco_plug_dir dir,
			   unsigned int pid)
{
	buf[0] = 0x60;	/* Music subunit */
	buf[1] = dir;
	buf[2] = AVC_BRIDGECO_PLUG_MODE_SUBUNIT;
	buf[3] = 0xff & pid;
	buf[4] = 0xff;	/* reserved */
	buf[5] = 0xff;	/* reserved */
}
int avc_bridgeco_get_plug_ch_pos(struct fw_unit *unit,
				 u8 addr[AVC_BRIDGECO_ADDR_BYTES],
				 u8 *buf, unsigned int len);
int avc_bridgeco_get_plug_type(struct fw_unit *unit,
			       u8 addr[AVC_BRIDGECO_ADDR_BYTES],
			       enum avc_bridgeco_plug_type *type);
int avc_bridgeco_get_plug_ch_count(struct fw_unit *unit, u8 addr[AVC_BRIDGECO_ADDR_BYTES],
				   unsigned int *ch_count);
int avc_bridgeco_get_plug_section_type(struct fw_unit *unit,
				       u8 addr[AVC_BRIDGECO_ADDR_BYTES],
				       unsigned int id, u8 *type);
int avc_bridgeco_get_plug_input(struct fw_unit *unit,
				u8 addr[AVC_BRIDGECO_ADDR_BYTES],
				u8 input[7]);
int avc_bridgeco_get_plug_strm_fmt(struct fw_unit *unit,
				   u8 addr[AVC_BRIDGECO_ADDR_BYTES], u8 *buf,
				   unsigned int *len, unsigned int eid);

/* for AMDTP streaming */
int snd_bebob_stream_get_rate(struct snd_bebob *bebob, unsigned int *rate);
int snd_bebob_stream_set_rate(struct snd_bebob *bebob, unsigned int rate);
int snd_bebob_stream_get_clock_src(struct snd_bebob *bebob,
				   enum snd_bebob_clock_type *src);
int snd_bebob_stream_discover(struct snd_bebob *bebob);
int snd_bebob_stream_init_duplex(struct snd_bebob *bebob);
int snd_bebob_stream_reserve_duplex(struct snd_bebob *bebob, unsigned int rate,
				    unsigned int frames_per_period,
				    unsigned int frames_per_buffer);
int snd_bebob_stream_start_duplex(struct snd_bebob *bebob);
void snd_bebob_stream_stop_duplex(struct snd_bebob *bebob);
void snd_bebob_stream_destroy_duplex(struct snd_bebob *bebob);

void snd_bebob_stream_lock_changed(struct snd_bebob *bebob);
int snd_bebob_stream_lock_try(struct snd_bebob *bebob);
void snd_bebob_stream_lock_release(struct snd_bebob *bebob);

void snd_bebob_proc_init(struct snd_bebob *bebob);

int snd_bebob_create_midi_devices(struct snd_bebob *bebob);

int snd_bebob_create_pcm_devices(struct snd_bebob *bebob);

int snd_bebob_create_hwdep_device(struct snd_bebob *bebob);

/* model specific operations */
extern const struct snd_bebob_spec phase88_rack_spec;
extern const struct snd_bebob_spec yamaha_terratec_spec;
extern const struct snd_bebob_spec saffirepro_26_spec;
extern const struct snd_bebob_spec saffirepro_10_spec;
extern const struct snd_bebob_spec saffire_le_spec;
extern const struct snd_bebob_spec saffire_spec;
extern const struct snd_bebob_spec maudio_fw410_spec;
extern const struct snd_bebob_spec maudio_audiophile_spec;
extern const struct snd_bebob_spec maudio_solo_spec;
extern const struct snd_bebob_spec maudio_ozonic_spec;
extern const struct snd_bebob_spec maudio_nrv10_spec;
extern const struct snd_bebob_spec maudio_special_spec;
int snd_bebob_maudio_special_discover(struct snd_bebob *bebob, bool is1814);
int snd_bebob_maudio_load_firmware(struct fw_unit *unit);

#endif
Commit	Line	Data
da607e19	1	/* SPDX-License-Identifier: GPL-2.0-only */
fd6f4b0d TS	2	/*
	3	* bebob.h - a part of driver for BeBoB based devices
	4	*
	5	* Copyright (c) 2013-2014 Takashi Sakamoto
fd6f4b0d TS	6	*/
	7
	8	#ifndef SOUND_BEBOB_H_INCLUDED
	9	#define SOUND_BEBOB_H_INCLUDED
	10
	11	#include <linux/compat.h>
	12	#include <linux/device.h>
	13	#include <linux/firewire.h>
	14	#include <linux/firewire-constants.h>
	15	#include <linux/module.h>
	16	#include <linux/mod_devicetable.h>
	17	#include <linux/delay.h>
	18	#include <linux/slab.h>
174cd4b1	19	#include <linux/sched/signal.h>
fd6f4b0d TS	20
	21	#include <sound/core.h>
	22	#include <sound/initval.h>
ad9697ba	23	#include <sound/info.h>
248b7802	24	#include <sound/rawmidi.h>
fbbebd2c TS	25	#include <sound/pcm.h>
fbbebd2c TS	26	#include <sound/pcm_params.h>
618eabea TS	27	#include <sound/firewire.h>
618eabea TS	28	#include <sound/hwdep.h>
fd6f4b0d TS	29
	30	#include "../lib.h"
	31	#include "../fcp.h"
eb7b3a05 TS	32	#include "../packets-buffer.h"
eb7b3a05 TS	33	#include "../iso-resources.h"
5955815e	34	#include "../amdtp-am824.h"
eb7b3a05	35	#include "../cmp.h"
fd6f4b0d TS	36
fd6f4b0d TS	37	/* basic register addresses on DM1000/DM1100/DM1500 */
9b5f0edf TS	38	#define BEBOB_ADDR_REG_INFO 0xffffc8020000ULL
9b5f0edf TS	39	#define BEBOB_ADDR_REG_REQ 0xffffc8021000ULL
fd6f4b0d	40
eb7b3a05 TS	41	struct snd_bebob;
	42
	43	#define SND_BEBOB_STRM_FMT_ENTRIES 7
	44	struct snd_bebob_stream_formation {
	45	unsigned int pcm;
	46	unsigned int midi;
	47	};
	48	/* this is a lookup table for index of stream formations */
	49	extern const unsigned int snd_bebob_rate_table[SND_BEBOB_STRM_FMT_ENTRIES];
	50
1fc9522a	51	/* device specific operations */
13a4f420 TS	52	enum snd_bebob_clock_type {
	53	SND_BEBOB_CLOCK_TYPE_INTERNAL = 0,
	54	SND_BEBOB_CLOCK_TYPE_EXTERNAL,
	55	SND_BEBOB_CLOCK_TYPE_SYT,
	56	};
1fc9522a TS	57	struct snd_bebob_clock_spec {
1fc9522a TS	58	unsigned int num;
e7ced413	59	const char const labels;
782fbec7	60	const enum snd_bebob_clock_type *types;
1fc9522a TS	61	int (get)(struct snd_bebob bebob, unsigned int *id);
	62	};
	63	struct snd_bebob_rate_spec {
	64	int (get)(struct snd_bebob bebob, unsigned int *rate);
	65	int (set)(struct snd_bebob bebob, unsigned int rate);
	66	};
	67	struct snd_bebob_meter_spec {
	68	unsigned int num;
e7ced413	69	const char const labels;
1fc9522a TS	70	int (get)(struct snd_bebob bebob, u32 *target, unsigned int size);
	71	};
	72	struct snd_bebob_spec {
6b9866c8 JL	73	const struct snd_bebob_clock_spec *clock;
	74	const struct snd_bebob_rate_spec *rate;
	75	const struct snd_bebob_meter_spec *meter;
1fc9522a TS	76	};
1fc9522a TS	77
93cd12d6	78	enum snd_bebob_quirk {
36d1a672 CIK	79	SND_BEBOB_QUIRK_INITIAL_DISCONTINUOUS_DBC = (1 << 0),
36d1a672 CIK	80	SND_BEBOB_QUIRK_WRONG_DBC = (1 << 1),
93cd12d6 TS	81	};
93cd12d6 TS	82
fd6f4b0d TS	83	struct snd_bebob {
	84	struct snd_card *card;
	85	struct fw_unit *unit;
	86	int card_index;
	87
	88	struct mutex mutex;
	89	spinlock_t lock;
eb7b3a05	90
1fc9522a	91	const struct snd_bebob_spec *spec;
93cd12d6	92	unsigned int quirks; // Combination of snd_bebob_quirk enumerations.
1fc9522a	93
eb7b3a05 TS	94	unsigned int midi_input_ports;
	95	unsigned int midi_output_ports;
	96
eb7b3a05 TS	97	struct amdtp_stream tx_stream;
	98	struct amdtp_stream rx_stream;
	99	struct cmp_connection out_conn;
	100	struct cmp_connection in_conn;
4fd6c6c7	101	unsigned int substreams_counter;
eb7b3a05 TS	102
	103	struct snd_bebob_stream_formation
	104	tx_stream_formations[SND_BEBOB_STRM_FMT_ENTRIES];
	105	struct snd_bebob_stream_formation
	106	rx_stream_formations[SND_BEBOB_STRM_FMT_ENTRIES];
	107
	108	int sync_input_plug;
618eabea TS	109
	110	/* for uapi */
	111	int dev_lock_count;
	112	bool dev_lock_changed;
	113	wait_queue_head_t hwdep_wait;
3149ac48 TS	114
	115	/* for M-Audio special devices */
	116	void *maudio_special_quirk;
7b4d7dcf	117
b0db4d51	118	struct amdtp_domain domain;
fd6f4b0d TS	119	};
	120
	121	static inline int
	122	snd_bebob_read_block(struct fw_unit unit, u64 addr, void buf, int size)
	123	{
	124	return snd_fw_transaction(unit, TCODE_READ_BLOCK_REQUEST,
	125	BEBOB_ADDR_REG_INFO + addr,
	126	buf, size, 0);
	127	}
	128
	129	static inline int
	130	snd_bebob_read_quad(struct fw_unit unit, u64 addr, u32 buf)
	131	{
	132	return snd_fw_transaction(unit, TCODE_READ_QUADLET_REQUEST,
	133	BEBOB_ADDR_REG_INFO + addr,
	134	(void *)buf, sizeof(u32), 0);
	135	}
	136
1fc9522a TS	137	/* AV/C Audio Subunit Specification 1.0 (Oct 2000, 1394TA) */
	138	int avc_audio_set_selector(struct fw_unit *unit, unsigned int subunit_id,
	139	unsigned int fb_id, unsigned int num);
	140	int avc_audio_get_selector(struct fw_unit *unit, unsigned int subunit_id,
	141	unsigned int fb_id, unsigned int *num);
	142
eb7b3a05 TS	143	/*
	144	* AVC command extensions, AV/C Unit and Subunit, Revision 17
	145	* (Nov 2003, BridgeCo)
	146	*/
	147	#define AVC_BRIDGECO_ADDR_BYTES 6
	148	enum avc_bridgeco_plug_dir {
	149	AVC_BRIDGECO_PLUG_DIR_IN = 0x00,
	150	AVC_BRIDGECO_PLUG_DIR_OUT = 0x01
	151	};
	152	enum avc_bridgeco_plug_mode {
	153	AVC_BRIDGECO_PLUG_MODE_UNIT = 0x00,
	154	AVC_BRIDGECO_PLUG_MODE_SUBUNIT = 0x01,
	155	AVC_BRIDGECO_PLUG_MODE_FUNCTION_BLOCK = 0x02
	156	};
	157	enum avc_bridgeco_plug_unit {
	158	AVC_BRIDGECO_PLUG_UNIT_ISOC = 0x00,
	159	AVC_BRIDGECO_PLUG_UNIT_EXT = 0x01,
	160	AVC_BRIDGECO_PLUG_UNIT_ASYNC = 0x02
	161	};
	162	enum avc_bridgeco_plug_type {
	163	AVC_BRIDGECO_PLUG_TYPE_ISOC = 0x00,
	164	AVC_BRIDGECO_PLUG_TYPE_ASYNC = 0x01,
	165	AVC_BRIDGECO_PLUG_TYPE_MIDI = 0x02,
	166	AVC_BRIDGECO_PLUG_TYPE_SYNC = 0x03,
	167	AVC_BRIDGECO_PLUG_TYPE_ANA = 0x04,
5a668812 TS	168	AVC_BRIDGECO_PLUG_TYPE_DIG = 0x05,
5a668812 TS	169	AVC_BRIDGECO_PLUG_TYPE_ADDITION = 0x06
eb7b3a05 TS	170	};
	171	static inline void
	172	avc_bridgeco_fill_unit_addr(u8 buf[AVC_BRIDGECO_ADDR_BYTES],
	173	enum avc_bridgeco_plug_dir dir,
	174	enum avc_bridgeco_plug_unit unit,
	175	unsigned int pid)
	176	{
	177	buf[0] = 0xff; /* Unit */
	178	buf[1] = dir;
	179	buf[2] = AVC_BRIDGECO_PLUG_MODE_UNIT;
	180	buf[3] = unit;
	181	buf[4] = 0xff & pid;
	182	buf[5] = 0xff; /* reserved */
	183	}
	184	static inline void
	185	avc_bridgeco_fill_msu_addr(u8 buf[AVC_BRIDGECO_ADDR_BYTES],
	186	enum avc_bridgeco_plug_dir dir,
	187	unsigned int pid)
	188	{
	189	buf[0] = 0x60; /* Music subunit */
	190	buf[1] = dir;
	191	buf[2] = AVC_BRIDGECO_PLUG_MODE_SUBUNIT;
	192	buf[3] = 0xff & pid;
	193	buf[4] = 0xff; /* reserved */
	194	buf[5] = 0xff; /* reserved */
	195	}
	196	int avc_bridgeco_get_plug_ch_pos(struct fw_unit *unit,
	197	u8 addr[AVC_BRIDGECO_ADDR_BYTES],
	198	u8 *buf, unsigned int len);
	199	int avc_bridgeco_get_plug_type(struct fw_unit *unit,
	200	u8 addr[AVC_BRIDGECO_ADDR_BYTES],
	201	enum avc_bridgeco_plug_type *type);
5c6ea94f TS	202	int avc_bridgeco_get_plug_ch_count(struct fw_unit *unit, u8 addr[AVC_BRIDGECO_ADDR_BYTES],
5c6ea94f TS	203	unsigned int *ch_count);
eb7b3a05 TS	204	int avc_bridgeco_get_plug_section_type(struct fw_unit *unit,
	205	u8 addr[AVC_BRIDGECO_ADDR_BYTES],
	206	unsigned int id, u8 *type);
	207	int avc_bridgeco_get_plug_input(struct fw_unit *unit,
	208	u8 addr[AVC_BRIDGECO_ADDR_BYTES],
	209	u8 input[7]);
	210	int avc_bridgeco_get_plug_strm_fmt(struct fw_unit *unit,
	211	u8 addr[AVC_BRIDGECO_ADDR_BYTES], u8 *buf,
	212	unsigned int *len, unsigned int eid);
	213
	214	/* for AMDTP streaming */
	215	int snd_bebob_stream_get_rate(struct snd_bebob bebob, unsigned int rate);
	216	int snd_bebob_stream_set_rate(struct snd_bebob *bebob, unsigned int rate);
3e254b16 TS	217	int snd_bebob_stream_get_clock_src(struct snd_bebob *bebob,
3e254b16 TS	218	enum snd_bebob_clock_type *src);
eb7b3a05	219	int snd_bebob_stream_discover(struct snd_bebob *bebob);
eb7b3a05	220	int snd_bebob_stream_init_duplex(struct snd_bebob *bebob);
8737209f	221	int snd_bebob_stream_reserve_duplex(struct snd_bebob *bebob, unsigned int rate,
1fde7a44 TS	222	unsigned int frames_per_period,
1fde7a44 TS	223	unsigned int frames_per_buffer);
ac2888b9	224	int snd_bebob_stream_start_duplex(struct snd_bebob *bebob);
eb7b3a05	225	void snd_bebob_stream_stop_duplex(struct snd_bebob *bebob);
eb7b3a05 TS	226	void snd_bebob_stream_destroy_duplex(struct snd_bebob *bebob);
eb7b3a05 TS	227
618eabea TS	228	void snd_bebob_stream_lock_changed(struct snd_bebob *bebob);
	229	int snd_bebob_stream_lock_try(struct snd_bebob *bebob);
	230	void snd_bebob_stream_lock_release(struct snd_bebob *bebob);
	231
ad9697ba TS	232	void snd_bebob_proc_init(struct snd_bebob *bebob);
ad9697ba TS	233
248b7802 TS	234	int snd_bebob_create_midi_devices(struct snd_bebob *bebob);
248b7802 TS	235
fbbebd2c TS	236	int snd_bebob_create_pcm_devices(struct snd_bebob *bebob);
fbbebd2c TS	237
618eabea TS	238	int snd_bebob_create_hwdep_device(struct snd_bebob *bebob);
618eabea TS	239
326b9cac	240	/* model specific operations */
6b9866c8	241	extern const struct snd_bebob_spec phase88_rack_spec;
e15c282e	242	extern const struct snd_bebob_spec yamaha_terratec_spec;
6b9866c8 JL	243	extern const struct snd_bebob_spec saffirepro_26_spec;
	244	extern const struct snd_bebob_spec saffirepro_10_spec;
	245	extern const struct snd_bebob_spec saffire_le_spec;
	246	extern const struct snd_bebob_spec saffire_spec;
	247	extern const struct snd_bebob_spec maudio_fw410_spec;
	248	extern const struct snd_bebob_spec maudio_audiophile_spec;
	249	extern const struct snd_bebob_spec maudio_solo_spec;
	250	extern const struct snd_bebob_spec maudio_ozonic_spec;
	251	extern const struct snd_bebob_spec maudio_nrv10_spec;
	252	extern const struct snd_bebob_spec maudio_special_spec;
3149ac48	253	int snd_bebob_maudio_special_discover(struct snd_bebob *bebob, bool is1814);
a2b2a779	254	int snd_bebob_maudio_load_firmware(struct fw_unit *unit);
326b9cac	255
fd6f4b0d	256	#endif