2 * digi00x.h - a part of driver for Digidesign Digi 002/003 family
4 * Copyright (c) 2014-2015 Takashi Sakamoto
6 * Licensed under the terms of the GNU General Public License, version 2.
9 #ifndef SOUND_DIGI00X_H_INCLUDED
10 #define SOUND_DIGI00X_H_INCLUDED
12 #include <linux/compat.h>
13 #include <linux/device.h>
14 #include <linux/firewire.h>
15 #include <linux/module.h>
16 #include <linux/mod_devicetable.h>
17 #include <linux/delay.h>
18 #include <linux/slab.h>
19 #include <linux/sched/signal.h>
21 #include <sound/core.h>
22 #include <sound/initval.h>
23 #include <sound/info.h>
24 #include <sound/pcm.h>
25 #include <sound/pcm_params.h>
26 #include <sound/firewire.h>
27 #include <sound/hwdep.h>
28 #include <sound/rawmidi.h>
31 #include "../iso-resources.h"
32 #include "../amdtp-stream.h"
35 struct snd_card
*card
;
42 struct delayed_work dwork
;
44 struct amdtp_stream tx_stream
;
45 struct fw_iso_resources tx_resources
;
47 struct amdtp_stream rx_stream
;
48 struct fw_iso_resources rx_resources
;
50 unsigned int substreams_counter
;
54 bool dev_lock_changed
;
55 wait_queue_head_t hwdep_wait
;
57 /* For asynchronous messages. */
58 struct fw_address_handler async_handler
;
61 /* For asynchronous MIDI controls. */
62 struct snd_rawmidi_substream
*in_control
;
63 struct snd_fw_async_midi_port out_control
;
66 #define DG00X_ADDR_BASE 0xffffe0000000ull
68 #define DG00X_OFFSET_STREAMING_STATE 0x0000
69 #define DG00X_OFFSET_STREAMING_SET 0x0004
70 #define DG00X_OFFSET_MIDI_CTL_ADDR 0x0008
71 /* For LSB of the address 0x000c */
73 #define DG00X_OFFSET_MESSAGE_ADDR 0x0014
74 /* For LSB of the address 0x0018 */
77 /* not used 0x0024--0x00ff */
78 #define DG00X_OFFSET_ISOC_CHANNELS 0x0100
82 #define DG00X_OFFSET_LOCAL_RATE 0x0110
83 #define DG00X_OFFSET_EXTERNAL_RATE 0x0114
84 #define DG00X_OFFSET_CLOCK_SOURCE 0x0118
85 #define DG00X_OFFSET_OPT_IFACE_MODE 0x011c
87 /* Mixer control on/off 0x0124 */
89 #define DG00X_OFFSET_DETECT_EXTERNAL 0x012c
91 #define DG00X_OFFSET_MMC 0x0400
94 SND_DG00X_RATE_44100
= 0,
101 enum snd_dg00x_clock
{
102 SND_DG00X_CLOCK_INTERNAL
= 0,
103 SND_DG00X_CLOCK_SPDIF
,
104 SND_DG00X_CLOCK_ADAT
,
105 SND_DG00X_CLOCK_WORD
,
106 SND_DG00X_CLOCK_COUNT
,
109 enum snd_dg00x_optical_mode
{
110 SND_DG00X_OPT_IFACE_MODE_ADAT
= 0,
111 SND_DG00X_OPT_IFACE_MODE_SPDIF
,
112 SND_DG00X_OPT_IFACE_MODE_COUNT
,
115 #define DOT_MIDI_IN_PORTS 1
116 #define DOT_MIDI_OUT_PORTS 2
118 int amdtp_dot_init(struct amdtp_stream
*s
, struct fw_unit
*unit
,
119 enum amdtp_stream_direction dir
);
120 int amdtp_dot_set_parameters(struct amdtp_stream
*s
, unsigned int rate
,
121 unsigned int pcm_channels
);
122 void amdtp_dot_reset(struct amdtp_stream
*s
);
123 int amdtp_dot_add_pcm_hw_constraints(struct amdtp_stream
*s
,
124 struct snd_pcm_runtime
*runtime
);
125 void amdtp_dot_set_pcm_format(struct amdtp_stream
*s
, snd_pcm_format_t format
);
126 void amdtp_dot_midi_trigger(struct amdtp_stream
*s
, unsigned int port
,
127 struct snd_rawmidi_substream
*midi
);
129 int snd_dg00x_transaction_register(struct snd_dg00x
*dg00x
);
130 int snd_dg00x_transaction_reregister(struct snd_dg00x
*dg00x
);
131 void snd_dg00x_transaction_unregister(struct snd_dg00x
*dg00x
);
133 extern const unsigned int snd_dg00x_stream_rates
[SND_DG00X_RATE_COUNT
];
134 extern const unsigned int snd_dg00x_stream_pcm_channels
[SND_DG00X_RATE_COUNT
];
135 int snd_dg00x_stream_get_external_rate(struct snd_dg00x
*dg00x
,
137 int snd_dg00x_stream_get_local_rate(struct snd_dg00x
*dg00x
,
139 int snd_dg00x_stream_set_local_rate(struct snd_dg00x
*dg00x
, unsigned int rate
);
140 int snd_dg00x_stream_get_clock(struct snd_dg00x
*dg00x
,
141 enum snd_dg00x_clock
*clock
);
142 int snd_dg00x_stream_check_external_clock(struct snd_dg00x
*dg00x
,
144 int snd_dg00x_stream_init_duplex(struct snd_dg00x
*dg00x
);
145 int snd_dg00x_stream_start_duplex(struct snd_dg00x
*dg00x
, unsigned int rate
);
146 void snd_dg00x_stream_stop_duplex(struct snd_dg00x
*dg00x
);
147 void snd_dg00x_stream_update_duplex(struct snd_dg00x
*dg00x
);
148 void snd_dg00x_stream_destroy_duplex(struct snd_dg00x
*dg00x
);
150 void snd_dg00x_stream_lock_changed(struct snd_dg00x
*dg00x
);
151 int snd_dg00x_stream_lock_try(struct snd_dg00x
*dg00x
);
152 void snd_dg00x_stream_lock_release(struct snd_dg00x
*dg00x
);
154 void snd_dg00x_proc_init(struct snd_dg00x
*dg00x
);
156 int snd_dg00x_create_pcm_devices(struct snd_dg00x
*dg00x
);
158 int snd_dg00x_create_midi_devices(struct snd_dg00x
*dg00x
);
160 int snd_dg00x_create_hwdep_device(struct snd_dg00x
*dg00x
);