2 * oxfw.c - a part of driver for OXFW970/971 based devices
4 * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
5 * Licensed under the terms of the GNU General Public License, version 2.
10 #define OXFORD_FIRMWARE_ID_ADDRESS (CSR_REGISTER_BASE + 0x50000)
11 /* 0x970?vvvv or 0x971?vvvv, where vvvv = firmware version */
13 #define OXFORD_HARDWARE_ID_ADDRESS (CSR_REGISTER_BASE + 0x90020)
14 #define OXFORD_HARDWARE_ID_OXFW970 0x39443841
15 #define OXFORD_HARDWARE_ID_OXFW971 0x39373100
17 #define VENDOR_LOUD 0x000ff2
18 #define VENDOR_GRIFFIN 0x001292
19 #define VENDOR_BEHRINGER 0x001564
20 #define VENDOR_LACIE 0x00d04b
22 #define SPECIFIER_1394TA 0x00a02d
23 #define VERSION_AVC 0x010001
25 MODULE_DESCRIPTION("Oxford Semiconductor FW970/971 driver");
26 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
27 MODULE_LICENSE("GPL v2");
28 MODULE_ALIAS("snd-firewire-speakers");
30 static bool detect_loud_models(struct fw_unit
*unit
)
32 const char *const models
[] = {
36 "Mackie Onyx Satellite",
37 "Tapco LINK.firewire 4x6",
43 err
= fw_csr_string(unit
->directory
, CSR_MODEL
,
44 model
, sizeof(model
));
48 for (i
= 0; i
< ARRAY_SIZE(models
); i
++) {
49 if (strcmp(models
[i
], model
) == 0)
53 return (i
< ARRAY_SIZE(models
));
56 static int name_card(struct snd_oxfw
*oxfw
)
58 struct fw_device
*fw_dev
= fw_parent_device(oxfw
->unit
);
61 const char *d
, *v
, *m
;
65 /* get vendor name from root directory */
66 err
= fw_csr_string(fw_dev
->config_rom
+ 5, CSR_VENDOR
,
67 vendor
, sizeof(vendor
));
71 /* get model name from unit directory */
72 err
= fw_csr_string(oxfw
->unit
->directory
, CSR_MODEL
,
73 model
, sizeof(model
));
77 err
= snd_fw_transaction(oxfw
->unit
, TCODE_READ_QUADLET_REQUEST
,
78 OXFORD_FIRMWARE_ID_ADDRESS
, &firmware
, 4, 0);
81 be32_to_cpus(&firmware
);
83 /* to apply card definitions */
84 if (oxfw
->device_info
) {
85 d
= oxfw
->device_info
->driver_name
;
86 v
= oxfw
->device_info
->vendor_name
;
87 m
= oxfw
->device_info
->model_name
;
94 strcpy(oxfw
->card
->driver
, d
);
95 strcpy(oxfw
->card
->mixername
, m
);
96 strcpy(oxfw
->card
->shortname
, m
);
98 snprintf(oxfw
->card
->longname
, sizeof(oxfw
->card
->longname
),
99 "%s %s (OXFW%x %04x), GUID %08x%08x at %s, S%d",
100 v
, m
, firmware
>> 20, firmware
& 0xffff,
101 fw_dev
->config_rom
[3], fw_dev
->config_rom
[4],
102 dev_name(&oxfw
->unit
->device
), 100 << fw_dev
->max_speed
);
107 static void oxfw_card_free(struct snd_card
*card
)
109 struct snd_oxfw
*oxfw
= card
->private_data
;
112 for (i
= 0; i
< SND_OXFW_STREAM_FORMAT_ENTRIES
; i
++) {
113 kfree(oxfw
->tx_stream_formats
[i
]);
114 kfree(oxfw
->rx_stream_formats
[i
]);
117 mutex_destroy(&oxfw
->mutex
);
120 static int oxfw_probe(struct fw_unit
*unit
,
121 const struct ieee1394_device_id
*id
)
123 struct snd_card
*card
;
124 struct snd_oxfw
*oxfw
;
127 if ((id
->vendor_id
== VENDOR_LOUD
) && !detect_loud_models(unit
))
130 err
= snd_card_new(&unit
->device
, -1, NULL
, THIS_MODULE
,
131 sizeof(*oxfw
), &card
);
135 card
->private_free
= oxfw_card_free
;
136 oxfw
= card
->private_data
;
138 mutex_init(&oxfw
->mutex
);
140 oxfw
->device_info
= (const struct device_info
*)id
->driver_data
;
141 spin_lock_init(&oxfw
->lock
);
143 err
= snd_oxfw_stream_discover(oxfw
);
147 err
= name_card(oxfw
);
151 err
= snd_oxfw_create_pcm(oxfw
);
155 if (oxfw
->device_info
) {
156 err
= snd_oxfw_create_mixer(oxfw
);
161 snd_oxfw_proc_init(oxfw
);
163 err
= snd_oxfw_create_midi(oxfw
);
167 err
= snd_oxfw_stream_init_simplex(oxfw
, &oxfw
->rx_stream
);
170 if (oxfw
->has_output
) {
171 err
= snd_oxfw_stream_init_simplex(oxfw
, &oxfw
->tx_stream
);
176 err
= snd_card_register(card
);
178 snd_oxfw_stream_destroy_simplex(oxfw
, &oxfw
->rx_stream
);
179 if (oxfw
->has_output
)
180 snd_oxfw_stream_destroy_simplex(oxfw
, &oxfw
->tx_stream
);
183 dev_set_drvdata(&unit
->device
, oxfw
);
191 static void oxfw_bus_reset(struct fw_unit
*unit
)
193 struct snd_oxfw
*oxfw
= dev_get_drvdata(&unit
->device
);
195 fcp_bus_reset(oxfw
->unit
);
197 mutex_lock(&oxfw
->mutex
);
199 snd_oxfw_stream_update_simplex(oxfw
, &oxfw
->rx_stream
);
200 if (oxfw
->has_output
)
201 snd_oxfw_stream_update_simplex(oxfw
, &oxfw
->tx_stream
);
203 mutex_unlock(&oxfw
->mutex
);
206 static void oxfw_remove(struct fw_unit
*unit
)
208 struct snd_oxfw
*oxfw
= dev_get_drvdata(&unit
->device
);
210 snd_card_disconnect(oxfw
->card
);
212 snd_oxfw_stream_destroy_simplex(oxfw
, &oxfw
->rx_stream
);
213 if (oxfw
->has_output
)
214 snd_oxfw_stream_destroy_simplex(oxfw
, &oxfw
->tx_stream
);
216 snd_card_free_when_closed(oxfw
->card
);
219 static const struct device_info griffin_firewave
= {
220 .driver_name
= "FireWave",
221 .vendor_name
= "Griffin",
222 .model_name
= "FireWave",
225 .volume_fb_id
= 0x02,
228 static const struct device_info lacie_speakers
= {
229 .driver_name
= "FWSpeakers",
230 .vendor_name
= "LaCie",
231 .model_name
= "FireWire Speakers",
234 .volume_fb_id
= 0x01,
237 static const struct ieee1394_device_id oxfw_id_table
[] = {
239 .match_flags
= IEEE1394_MATCH_VENDOR_ID
|
240 IEEE1394_MATCH_MODEL_ID
|
241 IEEE1394_MATCH_SPECIFIER_ID
|
242 IEEE1394_MATCH_VERSION
,
243 .vendor_id
= VENDOR_GRIFFIN
,
244 .model_id
= 0x00f970,
245 .specifier_id
= SPECIFIER_1394TA
,
246 .version
= VERSION_AVC
,
247 .driver_data
= (kernel_ulong_t
)&griffin_firewave
,
250 .match_flags
= IEEE1394_MATCH_VENDOR_ID
|
251 IEEE1394_MATCH_MODEL_ID
|
252 IEEE1394_MATCH_SPECIFIER_ID
|
253 IEEE1394_MATCH_VERSION
,
254 .vendor_id
= VENDOR_LACIE
,
255 .model_id
= 0x00f970,
256 .specifier_id
= SPECIFIER_1394TA
,
257 .version
= VERSION_AVC
,
258 .driver_data
= (kernel_ulong_t
)&lacie_speakers
,
260 /* Behringer,F-Control Audio 202 */
262 .match_flags
= IEEE1394_MATCH_VENDOR_ID
|
263 IEEE1394_MATCH_MODEL_ID
,
264 .vendor_id
= VENDOR_BEHRINGER
,
265 .model_id
= 0x00fc22,
268 * Any Mackie(Loud) models (name string/model id):
269 * Onyx-i series (former models): 0x081216
270 * Mackie Onyx Satellite: 0x00200f
271 * Tapco LINK.firewire 4x6: 0x000460
278 .match_flags
= IEEE1394_MATCH_VENDOR_ID
|
279 IEEE1394_MATCH_SPECIFIER_ID
|
280 IEEE1394_MATCH_VERSION
,
281 .vendor_id
= VENDOR_LOUD
,
282 .specifier_id
= SPECIFIER_1394TA
,
283 .version
= VERSION_AVC
,
287 MODULE_DEVICE_TABLE(ieee1394
, oxfw_id_table
);
289 static struct fw_driver oxfw_driver
= {
291 .owner
= THIS_MODULE
,
292 .name
= KBUILD_MODNAME
,
296 .update
= oxfw_bus_reset
,
297 .remove
= oxfw_remove
,
298 .id_table
= oxfw_id_table
,
301 static int __init
snd_oxfw_init(void)
303 return driver_register(&oxfw_driver
.driver
);
306 static void __exit
snd_oxfw_exit(void)
308 driver_unregister(&oxfw_driver
.driver
);
311 module_init(snd_oxfw_init
);
312 module_exit(snd_oxfw_exit
);