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hc
2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da 
 kernel/sound/firewire/fireface/ff.c
....@@ -1,9 +1,8 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23  * ff.c - a part of driver for RME Fireface series
34  *
45  * Copyright (c) 2015-2017 Takashi Sakamoto
5
- *
6
- * Licensed under the terms of the GNU General Public License, version 2.
76  */
87 
98 #include "ff.h"
....@@ -17,30 +16,32 @@
1716 static void name_card(struct snd_ff *ff)
1817 {
1918 	struct fw_device *fw_dev = fw_parent_device(ff->unit);
19
+	const char *const names[] = {
20
+		[SND_FF_UNIT_VERSION_FF800]	= "Fireface800",
21
+		[SND_FF_UNIT_VERSION_FF400]	= "Fireface400",
22
+		[SND_FF_UNIT_VERSION_UFX]	= "FirefaceUFX",
23
+		[SND_FF_UNIT_VERSION_UCX]	= "FirefaceUCX",
24
+		[SND_FF_UNIT_VERSION_802]	= "Fireface802",
25
+	};
26
+	const char *name;
27
+
28
+	name = names[ff->unit_version];
2029 
2130 	strcpy(ff->card->driver, "Fireface");
22
-	strcpy(ff->card->shortname, ff->spec->name);
23
-	strcpy(ff->card->mixername, ff->spec->name);
31
+	strcpy(ff->card->shortname, name);
32
+	strcpy(ff->card->mixername, name);
2433 	snprintf(ff->card->longname, sizeof(ff->card->longname),
25
-		 "RME %s, GUID %08x%08x at %s, S%d", ff->spec->name,
34
+		 "RME %s, GUID %08x%08x at %s, S%d", name,
2635 		 fw_dev->config_rom[3], fw_dev->config_rom[4],
2736 		 dev_name(&ff->unit->device), 100 << fw_dev->max_speed);
2837 }
2938 
30
-static void ff_free(struct snd_ff *ff)
31
-{
32
-	snd_ff_stream_destroy_duplex(ff);
33
-	snd_ff_transaction_unregister(ff);
34
-
35
-	fw_unit_put(ff->unit);
36
-
37
-	mutex_destroy(&ff->mutex);
38
-	kfree(ff);
39
-}
40
-
4139 static void ff_card_free(struct snd_card *card)
4240 {
43
-	ff_free(card->private_data);
41
+	struct snd_ff *ff = card->private_data;
42
+
43
+	snd_ff_stream_destroy_duplex(ff);
44
+	snd_ff_transaction_unregister(ff);
4445 }
4546 
4647 static void do_registration(struct work_struct *work)
....@@ -55,6 +56,8 @@
5556 			   &ff->card);
5657 	if (err < 0)
5758 		return;
59
+	ff->card->private_free = ff_card_free;
60
+	ff->card->private_data = ff;
5861 
5962 	err = snd_ff_transaction_register(ff);
6063 	if (err < 0)
....@@ -84,14 +87,10 @@
8487 	if (err < 0)
8588 		goto error;
8689 
87
-	ff->card->private_free = ff_card_free;
88
-	ff->card->private_data = ff;
8990 	ff->registered = true;
9091 
9192 	return;
9293 error:
93
-	snd_ff_transaction_unregister(ff);
94
-	snd_ff_stream_destroy_duplex(ff);
9594 	snd_card_free(ff->card);
9695 	dev_info(&ff->unit->device,
9796 		 "Sound card registration failed: %d\n", err);
....@@ -102,11 +101,9 @@
102101 {
103102 	struct snd_ff *ff;
104103 
105
-	ff = kzalloc(sizeof(struct snd_ff), GFP_KERNEL);
106
-	if (ff == NULL)
104
+	ff = devm_kzalloc(&unit->device, sizeof(struct snd_ff), GFP_KERNEL);
105
+	if (!ff)
107106 		return -ENOMEM;
108
-
109
-	/* initialize myself */
110107 	ff->unit = fw_unit_get(unit);
111108 	dev_set_drvdata(&unit->device, ff);
112109 
....@@ -114,6 +111,7 @@
114111 	spin_lock_init(&ff->lock);
115112 	init_waitqueue_head(&ff->hwdep_wait);
116113 
114
+	ff->unit_version = entry->version;
117115 	ff->spec = (const struct snd_ff_spec *)entry->driver_data;
118116 
119117 	/* Register this sound card later. */
....@@ -149,24 +147,71 @@
149147 	cancel_work_sync(&ff->dwork.work);
150148 
151149 	if (ff->registered) {
152
-		/* No need to wait for releasing card object in this context. */
153
-		snd_card_free_when_closed(ff->card);
154
-	} else {
155
-		/* Don't forget this case. */
156
-		ff_free(ff);
150
+		// Block till all of ALSA character devices are released.
151
+		snd_card_free(ff->card);
157152 	}
153
+
154
+	mutex_destroy(&ff->mutex);
155
+	fw_unit_put(ff->unit);
158156 }
159157 
158
+static const struct snd_ff_spec spec_ff800 = {
159
+	.pcm_capture_channels = {28, 20, 12},
160
+	.pcm_playback_channels = {28, 20, 12},
161
+	.midi_in_ports = 1,
162
+	.midi_out_ports = 1,
163
+	.protocol = &snd_ff_protocol_ff800,
164
+	.midi_high_addr = 0x000200000320ull,
165
+	.midi_addr_range = 12,
166
+	.midi_rx_addrs = {0x000080180000ull, 0},
167
+};
168
+
160169 static const struct snd_ff_spec spec_ff400 = {
161
-	.name = "Fireface400",
162170 	.pcm_capture_channels = {18, 14, 10},
163171 	.pcm_playback_channels = {18, 14, 10},
164172 	.midi_in_ports = 2,
165173 	.midi_out_ports = 2,
166174 	.protocol = &snd_ff_protocol_ff400,
175
+	.midi_high_addr = 0x0000801003f4ull,
176
+	.midi_addr_range = SND_FF_MAXIMIM_MIDI_QUADS * 4,
177
+	.midi_rx_addrs = {0x000080180000ull, 0x000080190000ull},
178
+};
179
+
180
+static const struct snd_ff_spec spec_ucx = {
181
+	.pcm_capture_channels = {18, 14, 12},
182
+	.pcm_playback_channels = {18, 14, 12},
183
+	.midi_in_ports = 2,
184
+	.midi_out_ports = 2,
185
+	.protocol = &snd_ff_protocol_latter,
186
+	.midi_high_addr = 0xffff00000034ull,
187
+	.midi_addr_range = 0x80,
188
+	.midi_rx_addrs = {0xffff00000030ull, 0xffff00000030ull},
189
+};
190
+
191
+static const struct snd_ff_spec spec_ufx_802 = {
192
+	.pcm_capture_channels = {30, 22, 14},
193
+	.pcm_playback_channels = {30, 22, 14},
194
+	.midi_in_ports = 1,
195
+	.midi_out_ports = 1,
196
+	.protocol = &snd_ff_protocol_latter,
197
+	.midi_high_addr = 0xffff00000034ull,
198
+	.midi_addr_range = 0x80,
199
+	.midi_rx_addrs = {0xffff00000030ull, 0xffff00000030ull},
167200 };
168201 
169202 static const struct ieee1394_device_id snd_ff_id_table[] = {
203
+	/* Fireface 800 */
204
+	{
205
+		.match_flags	= IEEE1394_MATCH_VENDOR_ID |
206
+				  IEEE1394_MATCH_SPECIFIER_ID |
207
+				  IEEE1394_MATCH_VERSION |
208
+				  IEEE1394_MATCH_MODEL_ID,
209
+		.vendor_id	= OUI_RME,
210
+		.specifier_id	= OUI_RME,
211
+		.version	= SND_FF_UNIT_VERSION_FF800,
212
+		.model_id	= 0x101800,
213
+		.driver_data	= (kernel_ulong_t)&spec_ff800,
214
+	},
170215 	/* Fireface 400 */
171216 	{
172217 		.match_flags	= IEEE1394_MATCH_VENDOR_ID |
....@@ -174,10 +219,46 @@
174219 				  IEEE1394_MATCH_VERSION |
175220 				  IEEE1394_MATCH_MODEL_ID,
176221 		.vendor_id	= OUI_RME,
177
-		.specifier_id	= 0x000a35,
178
-		.version	= 0x000002,
222
+		.specifier_id	= OUI_RME,
223
+		.version	= SND_FF_UNIT_VERSION_FF400,
179224 		.model_id	= 0x101800,
180225 		.driver_data	= (kernel_ulong_t)&spec_ff400,
226
+	},
227
+	// Fireface UFX.
228
+	{
229
+		.match_flags	= IEEE1394_MATCH_VENDOR_ID |
230
+				  IEEE1394_MATCH_SPECIFIER_ID |
231
+				  IEEE1394_MATCH_VERSION |
232
+				  IEEE1394_MATCH_MODEL_ID,
233
+		.vendor_id	= OUI_RME,
234
+		.specifier_id	= OUI_RME,
235
+		.version	= SND_FF_UNIT_VERSION_UFX,
236
+		.model_id	= 0x101800,
237
+		.driver_data	= (kernel_ulong_t)&spec_ufx_802,
238
+	},
239
+	// Fireface UCX.
240
+	{
241
+		.match_flags	= IEEE1394_MATCH_VENDOR_ID |
242
+				  IEEE1394_MATCH_SPECIFIER_ID |
243
+				  IEEE1394_MATCH_VERSION |
244
+				  IEEE1394_MATCH_MODEL_ID,
245
+		.vendor_id	= OUI_RME,
246
+		.specifier_id	= OUI_RME,
247
+		.version	= SND_FF_UNIT_VERSION_UCX,
248
+		.model_id	= 0x101800,
249
+		.driver_data	= (kernel_ulong_t)&spec_ucx,
250
+	},
251
+	// Fireface 802.
252
+	{
253
+		.match_flags	= IEEE1394_MATCH_VENDOR_ID |
254
+				  IEEE1394_MATCH_SPECIFIER_ID |
255
+				  IEEE1394_MATCH_VERSION |
256
+				  IEEE1394_MATCH_MODEL_ID,
257
+		.vendor_id	= OUI_RME,
258
+		.specifier_id	= OUI_RME,
259
+		.version	= SND_FF_UNIT_VERSION_802,
260
+		.model_id	= 0x101800,
261
+		.driver_data	= (kernel_ulong_t)&spec_ufx_802,
181262 	},
182263 	{}
183264 };
....@@ -186,7 +267,7 @@
186267 static struct fw_driver ff_driver = {
187268 	.driver = {
188269 		.owner	= THIS_MODULE,
189
-		.name	= "snd-fireface",
270
+		.name	= KBUILD_MODNAME,
190271 		.bus	= &fw_bus_type,
191272 	},
192273 	.probe    = snd_ff_probe,