1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
|
/*
* fireworks.h - a part of driver for Fireworks based devices
*
* Copyright (c) 2009-2010 Clemens Ladisch
* Copyright (c) 2013-2014 Takashi Sakamoto
*
* Licensed under the terms of the GNU General Public License, version 2.
*/
#ifndef SOUND_FIREWORKS_H_INCLUDED
#define SOUND_FIREWORKS_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 <sound/core.h>
#include <sound/initval.h>
#include <sound/pcm.h>
#include <sound/info.h>
#include <sound/rawmidi.h>
#include <sound/pcm_params.h>
#include <sound/firewire.h>
#include <sound/hwdep.h>
#include "../packets-buffer.h"
#include "../iso-resources.h"
#include "../amdtp.h"
#include "../cmp.h"
#include "../lib.h"
#define SND_EFW_MAX_MIDI_OUT_PORTS 2
#define SND_EFW_MAX_MIDI_IN_PORTS 2
#define SND_EFW_MULTIPLIER_MODES 3
#define HWINFO_NAME_SIZE_BYTES 32
#define HWINFO_MAX_CAPS_GROUPS 8
/*
* This should be greater than maximum bytes for EFW response content.
* Currently response against command for isochronous channel mapping is
* confirmed to be the maximum one. But for flexibility, use maximum data
* payload for asynchronous primary packets at S100 (Cable base rate) in
* IEEE Std 1394-1995.
*/
#define SND_EFW_RESPONSE_MAXIMUM_BYTES 0x200U
extern unsigned int snd_efw_resp_buf_size;
extern bool snd_efw_resp_buf_debug;
struct snd_efw_phys_grp {
u8 type; /* see enum snd_efw_grp_type */
u8 count;
} __packed;
struct snd_efw {
struct snd_card *card;
struct fw_unit *unit;
int card_index;
struct mutex mutex;
spinlock_t lock;
/* for transaction */
u32 seqnum;
bool resp_addr_changable;
/* for quirks */
bool is_af9;
u32 firmware_version;
unsigned int midi_in_ports;
unsigned int midi_out_ports;
unsigned int supported_sampling_rate;
unsigned int pcm_capture_channels[SND_EFW_MULTIPLIER_MODES];
unsigned int pcm_playback_channels[SND_EFW_MULTIPLIER_MODES];
struct amdtp_stream *master;
struct amdtp_stream tx_stream;
struct amdtp_stream rx_stream;
struct cmp_connection out_conn;
struct cmp_connection in_conn;
atomic_t capture_substreams;
atomic_t playback_substreams;
/* hardware metering parameters */
unsigned int phys_out;
unsigned int phys_in;
unsigned int phys_out_grp_count;
unsigned int phys_in_grp_count;
struct snd_efw_phys_grp phys_out_grps[HWINFO_MAX_CAPS_GROUPS];
struct snd_efw_phys_grp phys_in_grps[HWINFO_MAX_CAPS_GROUPS];
/* for uapi */
int dev_lock_count;
bool dev_lock_changed;
wait_queue_head_t hwdep_wait;
/* response queue */
u8 *resp_buf;
u8 *pull_ptr;
u8 *push_ptr;
unsigned int resp_queues;
};
int snd_efw_transaction_cmd(struct fw_unit *unit,
const void *cmd, unsigned int size);
int snd_efw_transaction_run(struct fw_unit *unit,
const void *cmd, unsigned int cmd_size,
void *resp, unsigned int resp_size);
int snd_efw_transaction_register(void);
void snd_efw_transaction_unregister(void);
void snd_efw_transaction_bus_reset(struct fw_unit *unit);
void snd_efw_transaction_add_instance(struct snd_efw *efw);
void snd_efw_transaction_remove_instance(struct snd_efw *efw);
struct snd_efw_hwinfo {
u32 flags;
u32 guid_hi;
u32 guid_lo;
u32 type;
u32 version;
char vendor_name[HWINFO_NAME_SIZE_BYTES];
char model_name[HWINFO_NAME_SIZE_BYTES];
u32 supported_clocks;
u32 amdtp_rx_pcm_channels;
u32 amdtp_tx_pcm_channels;
u32 phys_out;
u32 phys_in;
u32 phys_out_grp_count;
struct snd_efw_phys_grp phys_out_grps[HWINFO_MAX_CAPS_GROUPS];
u32 phys_in_grp_count;
struct snd_efw_phys_grp phys_in_grps[HWINFO_MAX_CAPS_GROUPS];
u32 midi_out_ports;
u32 midi_in_ports;
u32 max_sample_rate;
u32 min_sample_rate;
u32 dsp_version;
u32 arm_version;
u32 mixer_playback_channels;
u32 mixer_capture_channels;
u32 fpga_version;
u32 amdtp_rx_pcm_channels_2x;
u32 amdtp_tx_pcm_channels_2x;
u32 amdtp_rx_pcm_channels_4x;
u32 amdtp_tx_pcm_channels_4x;
u32 reserved[16];
} __packed;
enum snd_efw_grp_type {
SND_EFW_CH_TYPE_ANALOG = 0,
SND_EFW_CH_TYPE_SPDIF = 1,
SND_EFW_CH_TYPE_ADAT = 2,
SND_EFW_CH_TYPE_SPDIF_OR_ADAT = 3,
SND_EFW_CH_TYPE_ANALOG_MIRRORING = 4,
SND_EFW_CH_TYPE_HEADPHONES = 5,
SND_EFW_CH_TYPE_I2S = 6,
SND_EFW_CH_TYPE_GUITAR = 7,
SND_EFW_CH_TYPE_PIEZO_GUITAR = 8,
SND_EFW_CH_TYPE_GUITAR_STRING = 9,
SND_EFW_CH_TYPE_VIRTUAL = 0x10000,
SND_EFW_CH_TYPE_DUMMY
};
struct snd_efw_phys_meters {
u32 status; /* guitar state/midi signal/clock input detect */
u32 reserved0;
u32 reserved1;
u32 reserved2;
u32 reserved3;
u32 out_meters;
u32 in_meters;
u32 reserved4;
u32 reserved5;
u32 values[0];
} __packed;
enum snd_efw_clock_source {
SND_EFW_CLOCK_SOURCE_INTERNAL = 0,
SND_EFW_CLOCK_SOURCE_SYTMATCH = 1,
SND_EFW_CLOCK_SOURCE_WORDCLOCK = 2,
SND_EFW_CLOCK_SOURCE_SPDIF = 3,
SND_EFW_CLOCK_SOURCE_ADAT_1 = 4,
SND_EFW_CLOCK_SOURCE_ADAT_2 = 5,
SND_EFW_CLOCK_SOURCE_CONTINUOUS = 6 /* internal variable clock */
};
enum snd_efw_transport_mode {
SND_EFW_TRANSPORT_MODE_WINDOWS = 0,
SND_EFW_TRANSPORT_MODE_IEC61883 = 1,
};
int snd_efw_command_set_resp_addr(struct snd_efw *efw,
u16 addr_high, u32 addr_low);
int snd_efw_command_set_tx_mode(struct snd_efw *efw,
enum snd_efw_transport_mode mode);
int snd_efw_command_get_hwinfo(struct snd_efw *efw,
struct snd_efw_hwinfo *hwinfo);
int snd_efw_command_get_phys_meters(struct snd_efw *efw,
struct snd_efw_phys_meters *meters,
unsigned int len);
int snd_efw_command_get_clock_source(struct snd_efw *efw,
enum snd_efw_clock_source *source);
int snd_efw_command_get_sampling_rate(struct snd_efw *efw, unsigned int *rate);
int snd_efw_command_set_sampling_rate(struct snd_efw *efw, unsigned int rate);
int snd_efw_stream_init_duplex(struct snd_efw *efw);
int snd_efw_stream_start_duplex(struct snd_efw *efw, int sampling_rate);
void snd_efw_stream_stop_duplex(struct snd_efw *efw);
void snd_efw_stream_update_duplex(struct snd_efw *efw);
void snd_efw_stream_destroy_duplex(struct snd_efw *efw);
void snd_efw_stream_lock_changed(struct snd_efw *efw);
int snd_efw_stream_lock_try(struct snd_efw *efw);
void snd_efw_stream_lock_release(struct snd_efw *efw);
void snd_efw_proc_init(struct snd_efw *efw);
int snd_efw_create_midi_devices(struct snd_efw *efw);
int snd_efw_create_pcm_devices(struct snd_efw *efw);
int snd_efw_get_multiplier_mode(unsigned int sampling_rate, unsigned int *mode);
int snd_efw_create_hwdep_device(struct snd_efw *efw);
#define SND_EFW_DEV_ENTRY(vendor, model) \
{ \
.match_flags = IEEE1394_MATCH_VENDOR_ID | \
IEEE1394_MATCH_MODEL_ID, \
.vendor_id = vendor,\
.model_id = model \
}
#endif
|
