xref: /openbmc/linux/sound/isa/wavefront/wavefront.c (revision 1da177e4)
1 /*
2  *  ALSA card-level driver for Turtle Beach Wavefront cards
3  *                                              (Maui,Tropez,Tropez+)
4  *
5  *  Copyright (c) 1997-1999 by Paul Barton-Davis <pbd@op.net>
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; either version 2 of the License, or
10  *  (at your option) any later version.
11  *
12  *  This program is distributed in the hope that it will be useful,
13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  *  GNU General Public License for more details.
16  *
17  *  You should have received a copy of the GNU General Public License
18  *  along with this program; if not, write to the Free Software
19  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
20  */
21 
22 #include <sound/driver.h>
23 #include <linux/init.h>
24 #include <linux/interrupt.h>
25 #include <linux/slab.h>
26 #include <linux/pnp.h>
27 #include <linux/moduleparam.h>
28 #include <sound/core.h>
29 #include <sound/initval.h>
30 #include <sound/opl3.h>
31 #include <sound/snd_wavefront.h>
32 
33 MODULE_AUTHOR("Paul Barton-Davis <pbd@op.net>");
34 MODULE_DESCRIPTION("Turtle Beach Wavefront");
35 MODULE_LICENSE("GPL");
36 MODULE_SUPPORTED_DEVICE("{{Turtle Beach,Maui/Tropez/Tropez+}}");
37 
38 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	    /* Index 0-MAX */
39 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	    /* ID for this card */
40 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;	    /* Enable this card */
41 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
42 static long cs4232_pcm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
43 static int cs4232_pcm_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */
44 static long cs4232_mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
45 static int cs4232_mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 9,11,12,15 */
46 static long ics2115_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
47 static int ics2115_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 2,9,11,12,15 */
48 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	    /* PnP setup */
49 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	    /* 0,1,3,5,6,7 */
50 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	    /* 0,1,3,5,6,7 */
51 static int use_cs4232_midi[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
52 
53 module_param_array(index, int, NULL, 0444);
54 MODULE_PARM_DESC(index, "Index value for WaveFront soundcard.");
55 module_param_array(id, charp, NULL, 0444);
56 MODULE_PARM_DESC(id, "ID string for WaveFront soundcard.");
57 module_param_array(enable, bool, NULL, 0444);
58 MODULE_PARM_DESC(enable, "Enable WaveFront soundcard.");
59 #ifdef CONFIG_PNP
60 module_param_array(isapnp, bool, NULL, 0444);
61 MODULE_PARM_DESC(isapnp, "ISA PnP detection for WaveFront soundcards.");
62 #endif
63 module_param_array(cs4232_pcm_port, long, NULL, 0444);
64 MODULE_PARM_DESC(cs4232_pcm_port, "Port # for CS4232 PCM interface.");
65 module_param_array(cs4232_pcm_irq, int, NULL, 0444);
66 MODULE_PARM_DESC(cs4232_pcm_irq, "IRQ # for CS4232 PCM interface.");
67 module_param_array(dma1, int, NULL, 0444);
68 MODULE_PARM_DESC(dma1, "DMA1 # for CS4232 PCM interface.");
69 module_param_array(dma2, int, NULL, 0444);
70 MODULE_PARM_DESC(dma2, "DMA2 # for CS4232 PCM interface.");
71 module_param_array(cs4232_mpu_port, long, NULL, 0444);
72 MODULE_PARM_DESC(cs4232_mpu_port, "port # for CS4232 MPU-401 interface.");
73 module_param_array(cs4232_mpu_irq, int, NULL, 0444);
74 MODULE_PARM_DESC(cs4232_mpu_irq, "IRQ # for CS4232 MPU-401 interface.");
75 module_param_array(ics2115_irq, int, NULL, 0444);
76 MODULE_PARM_DESC(ics2115_irq, "IRQ # for ICS2115.");
77 module_param_array(ics2115_port, long, NULL, 0444);
78 MODULE_PARM_DESC(ics2115_port, "Port # for ICS2115.");
79 module_param_array(fm_port, long, NULL, 0444);
80 MODULE_PARM_DESC(fm_port, "FM port #.");
81 module_param_array(use_cs4232_midi, bool, NULL, 0444);
82 MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)");
83 
84 static snd_card_t *snd_wavefront_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
85 
86 #ifdef CONFIG_PNP
87 
88 static struct pnp_card_device_id snd_wavefront_pnpids[] = {
89 	/* Tropez */
90 	{ .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } },
91 	/* Tropez+ */
92 	{ .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } },
93 	{ .id = "" }
94 };
95 
96 MODULE_DEVICE_TABLE(pnp_card, snd_wavefront_pnpids);
97 
98 static int __devinit
99 snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *card,
100 		   const struct pnp_card_device_id *id)
101 {
102 	struct pnp_dev *pdev;
103 	struct pnp_resource_table *cfg = kmalloc(sizeof(*cfg), GFP_KERNEL);
104 	int err;
105 
106 	if (!cfg)
107 		return -ENOMEM;
108 
109 	/* Check for each logical device. */
110 
111 	/* CS4232 chip (aka "windows sound system") is logical device 0 */
112 
113 	acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);
114 	if (acard->wss == NULL) {
115 		kfree(cfg);
116 		return -EBUSY;
117 	}
118 
119 	/* there is a game port at logical device 1, but we ignore it completely */
120 
121 	/* the control interface is logical device 2, but we ignore it
122 	   completely. in fact, nobody even seems to know what it
123 	   does.
124 	*/
125 
126 	/* Only configure the CS4232 MIDI interface if its been
127 	   specifically requested. It is logical device 3.
128 	*/
129 
130 	if (use_cs4232_midi[dev]) {
131 		acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
132 		if (acard->mpu == NULL) {
133 			kfree(cfg);
134 			return -EBUSY;
135 		}
136 	}
137 
138 	/* The ICS2115 synth is logical device 4 */
139 
140 	acard->synth = pnp_request_card_device(card, id->devs[3].id, NULL);
141 	if (acard->synth == NULL) {
142 		kfree(cfg);
143 		return -EBUSY;
144 	}
145 
146 	/* PCM/FM initialization */
147 
148 	pdev = acard->wss;
149 
150 	pnp_init_resource_table(cfg);
151 
152 	/* An interesting note from the Tropez+ FAQ:
153 
154 	   Q. [Ports] Why is the base address of the WSS I/O ports off by 4?
155 
156 	   A. WSS I/O requires a block of 8 I/O addresses ("ports"). Of these, the first
157 	   4 are used to identify and configure the board. With the advent of PnP,
158 	   these first 4 addresses have become obsolete, and software applications
159 	   only use the last 4 addresses to control the codec chip. Therefore, the
160 	   base address setting "skips past" the 4 unused addresses.
161 
162 	*/
163 
164 	if (cs4232_pcm_port[dev] != SNDRV_AUTO_PORT)
165 		pnp_resource_change(&cfg->port_resource[0], cs4232_pcm_port[dev], 4);
166 	if (fm_port[dev] != SNDRV_AUTO_PORT)
167 		pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4);
168 	if (dma1[dev] != SNDRV_AUTO_DMA)
169 		pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
170 	if (dma2[dev] != SNDRV_AUTO_DMA)
171 		pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1);
172 	if (cs4232_pcm_irq[dev] != SNDRV_AUTO_IRQ)
173 		pnp_resource_change(&cfg->irq_resource[0], cs4232_pcm_irq[dev], 1);
174 
175 	if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
176 		snd_printk(KERN_ERR "PnP WSS the requested resources are invalid, using auto config\n");
177 	err = pnp_activate_dev(pdev);
178 	if (err < 0) {
179 		snd_printk(KERN_ERR "PnP WSS pnp configure failure\n");
180 		kfree(cfg);
181 		return err;
182 	}
183 
184 	cs4232_pcm_port[dev] = pnp_port_start(pdev, 0);
185 	fm_port[dev] = pnp_port_start(pdev, 1);
186 	dma1[dev] = pnp_dma(pdev, 0);
187 	dma2[dev] = pnp_dma(pdev, 1);
188 	cs4232_pcm_irq[dev] = pnp_irq(pdev, 0);
189 
190 	/* Synth initialization */
191 
192 	pdev = acard->synth;
193 
194 	pnp_init_resource_table(cfg);
195 
196 	if (ics2115_port[dev] != SNDRV_AUTO_PORT) {
197 		pnp_resource_change(&cfg->port_resource[0], ics2115_port[dev], 16);
198 	}
199 
200 	if (ics2115_port[dev] != SNDRV_AUTO_IRQ) {
201 		pnp_resource_change(&cfg->irq_resource[0], ics2115_irq[dev], 1);
202 	}
203 
204 	if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
205 		snd_printk(KERN_ERR "PnP ICS2115 the requested resources are invalid, using auto config\n");
206 	err = pnp_activate_dev(pdev);
207 	if (err < 0) {
208 		snd_printk(KERN_ERR "PnP ICS2115 pnp configure failure\n");
209 		kfree(cfg);
210 		return err;
211 	}
212 
213 	ics2115_port[dev] = pnp_port_start(pdev, 0);
214 	ics2115_irq[dev] = pnp_irq(pdev, 0);
215 
216 	/* CS4232 MPU initialization. Configure this only if
217 	   explicitly requested, since its physically inaccessible and
218 	   consumes another IRQ.
219 	*/
220 
221 	if (use_cs4232_midi[dev]) {
222 
223 		pdev = acard->mpu;
224 
225 		pnp_init_resource_table(cfg);
226 
227 		if (cs4232_mpu_port[dev] != SNDRV_AUTO_PORT)
228 			pnp_resource_change(&cfg->port_resource[0], cs4232_mpu_port[dev], 2);
229 		if (cs4232_mpu_irq[dev] != SNDRV_AUTO_IRQ)
230 			pnp_resource_change(&cfg->port_resource[0], cs4232_mpu_irq[dev], 1);
231 
232 		if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
233 			snd_printk(KERN_ERR "PnP MPU401 the requested resources are invalid, using auto config\n");
234 		err = pnp_activate_dev(pdev);
235 		if (err < 0) {
236 			snd_printk(KERN_ERR "PnP MPU401 pnp configure failure\n");
237 			cs4232_mpu_port[dev] = SNDRV_AUTO_PORT;
238 		} else {
239 			cs4232_mpu_port[dev] = pnp_port_start(pdev, 0);
240 			cs4232_mpu_irq[dev] = pnp_irq(pdev, 0);
241 		}
242 
243 		snd_printk ("CS4232 MPU: port=0x%lx, irq=%i\n",
244 			    cs4232_mpu_port[dev],
245 			    cs4232_mpu_irq[dev]);
246 	}
247 
248 	snd_printdd ("CS4232: pcm port=0x%lx, fm port=0x%lx, dma1=%i, dma2=%i, irq=%i\nICS2115: port=0x%lx, irq=%i\n",
249 		    cs4232_pcm_port[dev],
250 		    fm_port[dev],
251 		    dma1[dev],
252 		    dma2[dev],
253 		    cs4232_pcm_irq[dev],
254 		    ics2115_port[dev],
255 		    ics2115_irq[dev]);
256 
257 	kfree(cfg);
258 	return 0;
259 }
260 
261 #endif /* CONFIG_PNP */
262 
263 static irqreturn_t snd_wavefront_ics2115_interrupt(int irq,
264 					    void *dev_id,
265 					    struct pt_regs *regs)
266 {
267 	snd_wavefront_card_t *acard;
268 
269 	acard = (snd_wavefront_card_t *) dev_id;
270 
271 	if (acard == NULL)
272 		return IRQ_NONE;
273 
274 	if (acard->wavefront.interrupts_are_midi) {
275 		snd_wavefront_midi_interrupt (acard);
276 	} else {
277 		snd_wavefront_internal_interrupt (acard);
278 	}
279 	return IRQ_HANDLED;
280 }
281 
282 static snd_hwdep_t * __devinit
283 snd_wavefront_new_synth (snd_card_t *card,
284 			 int hw_dev,
285 			 snd_wavefront_card_t *acard)
286 {
287 	snd_hwdep_t *wavefront_synth;
288 
289 	if (snd_wavefront_detect (acard) < 0) {
290 		return NULL;
291 	}
292 
293 	if (snd_wavefront_start (&acard->wavefront) < 0) {
294 		return NULL;
295 	}
296 
297 	if (snd_hwdep_new(card, "WaveFront", hw_dev, &wavefront_synth) < 0)
298 		return NULL;
299 	strcpy (wavefront_synth->name,
300 		"WaveFront (ICS2115) wavetable synthesizer");
301 	wavefront_synth->ops.open = snd_wavefront_synth_open;
302 	wavefront_synth->ops.release = snd_wavefront_synth_release;
303 	wavefront_synth->ops.ioctl = snd_wavefront_synth_ioctl;
304 
305 	return wavefront_synth;
306 }
307 
308 static snd_hwdep_t * __devinit
309 snd_wavefront_new_fx (snd_card_t *card,
310 		      int hw_dev,
311 		      snd_wavefront_card_t *acard,
312 		      unsigned long port)
313 
314 {
315 	snd_hwdep_t *fx_processor;
316 
317 	if (snd_wavefront_fx_start (&acard->wavefront)) {
318 		snd_printk ("cannot initialize YSS225 FX processor");
319 		return NULL;
320 	}
321 
322 	if (snd_hwdep_new (card, "YSS225", hw_dev, &fx_processor) < 0)
323 		return NULL;
324 	sprintf (fx_processor->name, "YSS225 FX Processor at 0x%lx", port);
325 	fx_processor->ops.open = snd_wavefront_fx_open;
326 	fx_processor->ops.release = snd_wavefront_fx_release;
327 	fx_processor->ops.ioctl = snd_wavefront_fx_ioctl;
328 
329 	return fx_processor;
330 }
331 
332 static snd_wavefront_mpu_id internal_id = internal_mpu;
333 static snd_wavefront_mpu_id external_id = external_mpu;
334 
335 static snd_rawmidi_t * __devinit
336 snd_wavefront_new_midi (snd_card_t *card,
337 			int midi_dev,
338 			snd_wavefront_card_t *acard,
339 			unsigned long port,
340 			snd_wavefront_mpu_id mpu)
341 
342 {
343 	snd_rawmidi_t *rmidi;
344 	static int first = 1;
345 
346 	if (first) {
347 		first = 0;
348 		acard->wavefront.midi.base = port;
349 		if (snd_wavefront_midi_start (acard)) {
350 			snd_printk ("cannot initialize MIDI interface\n");
351 			return NULL;
352 		}
353 	}
354 
355 	if (snd_rawmidi_new (card, "WaveFront MIDI", midi_dev, 1, 1, &rmidi) < 0)
356 		return NULL;
357 
358 	if (mpu == internal_mpu) {
359 		strcpy(rmidi->name, "WaveFront MIDI (Internal)");
360 		rmidi->private_data = &internal_id;
361 	} else {
362 		strcpy(rmidi->name, "WaveFront MIDI (External)");
363 		rmidi->private_data = &external_id;
364 	}
365 
366 	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_wavefront_midi_output);
367 	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_wavefront_midi_input);
368 
369 	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT |
370 	                     SNDRV_RAWMIDI_INFO_INPUT |
371 	                     SNDRV_RAWMIDI_INFO_DUPLEX;
372 
373 	return rmidi;
374 }
375 
376 static void
377 snd_wavefront_free(snd_card_t *card)
378 {
379 	snd_wavefront_card_t *acard = (snd_wavefront_card_t *)card->private_data;
380 
381 	if (acard) {
382 		if (acard->wavefront.res_base != NULL) {
383 			release_resource(acard->wavefront.res_base);
384 			kfree_nocheck(acard->wavefront.res_base);
385 		}
386 		if (acard->wavefront.irq > 0)
387 			free_irq(acard->wavefront.irq, (void *)acard);
388 	}
389 }
390 
391 static int __devinit
392 snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
393 		     const struct pnp_card_device_id *pid)
394 {
395 	snd_card_t *card;
396 	snd_wavefront_card_t *acard;
397 	cs4231_t *chip;
398 	snd_hwdep_t *wavefront_synth;
399 	snd_rawmidi_t *ics2115_internal_rmidi = NULL;
400 	snd_rawmidi_t *ics2115_external_rmidi = NULL;
401 	snd_hwdep_t *fx_processor;
402 	int hw_dev = 0, midi_dev = 0, err;
403 
404 #ifdef CONFIG_PNP
405 	if (!isapnp[dev]) {
406 #endif
407 		if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
408 			snd_printk("specify CS4232 port\n");
409 			return -EINVAL;
410 		}
411 		if (ics2115_port[dev] == SNDRV_AUTO_PORT) {
412 			snd_printk("specify ICS2115 port\n");
413 			return -ENODEV;
414 		}
415 #ifdef CONFIG_PNP
416 	}
417 #endif
418 	card = snd_card_new (index[dev],
419 			     id[dev],
420 			     THIS_MODULE,
421 			     sizeof(snd_wavefront_card_t));
422 
423 	if (card == NULL) {
424 		return -ENOMEM;
425 	}
426 	acard = (snd_wavefront_card_t *)card->private_data;
427 	acard->wavefront.irq = -1;
428 	spin_lock_init(&acard->wavefront.irq_lock);
429 	init_waitqueue_head(&acard->wavefront.interrupt_sleeper);
430 	spin_lock_init(&acard->wavefront.midi.open);
431 	spin_lock_init(&acard->wavefront.midi.virtual);
432 	card->private_free = snd_wavefront_free;
433 
434 #ifdef CONFIG_PNP
435 	if (isapnp[dev]) {
436 		if (snd_wavefront_pnp (dev, acard, pcard, pid) < 0) {
437 			if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
438 				snd_printk ("isapnp detection failed\n");
439 				snd_card_free (card);
440 				return -ENODEV;
441 			}
442 		}
443 		snd_card_set_dev(card, &pcard->card->dev);
444 	}
445 #endif /* CONFIG_PNP */
446 
447 	/* --------- PCM --------------- */
448 
449 	if ((err = snd_cs4231_create (card,
450 				      cs4232_pcm_port[dev],
451 				      -1,
452 				      cs4232_pcm_irq[dev],
453 				      dma1[dev],
454 				      dma2[dev],
455 				      CS4231_HW_DETECT, 0, &chip)) < 0) {
456 		snd_card_free(card);
457 		snd_printk ("can't allocate CS4231 device\n");
458 		return err;
459 	}
460 
461 	if ((err = snd_cs4231_pcm (chip, 0, NULL)) < 0) {
462 		snd_card_free(card);
463 		return err;
464 	}
465 	if ((err = snd_cs4231_timer (chip, 0, NULL)) < 0) {
466 		snd_card_free(card);
467 		return err;
468 	}
469 
470 	/* ---------- OPL3 synth --------- */
471 
472 	if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
473 		opl3_t *opl3;
474 
475 	        if ((err = snd_opl3_create(card,
476 					   fm_port[dev],
477 					   fm_port[dev] + 2,
478 					   OPL3_HW_OPL3_CS,
479 					   0, &opl3)) < 0) {
480 			snd_printk ("can't allocate or detect OPL3 synth\n");
481 			snd_card_free(card);
482 			return err;
483 		}
484 
485 		if ((err = snd_opl3_hwdep_new(opl3, hw_dev, 1, NULL)) < 0) {
486 			snd_card_free(card);
487 			return err;
488 		}
489 		hw_dev++;
490 	}
491 
492 	/* ------- ICS2115 Wavetable synth ------- */
493 
494 	if ((acard->wavefront.res_base = request_region(ics2115_port[dev], 16, "ICS2115")) == NULL) {
495 		snd_printk("unable to grab ICS2115 i/o region 0x%lx-0x%lx\n", ics2115_port[dev], ics2115_port[dev] + 16 - 1);
496 		snd_card_free(card);
497 		return -EBUSY;
498 	}
499 	if (request_irq(ics2115_irq[dev], snd_wavefront_ics2115_interrupt, SA_INTERRUPT, "ICS2115", (void *)acard)) {
500 		snd_printk("unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]);
501 		snd_card_free(card);
502 		return -EBUSY;
503 	}
504 
505 	acard->wavefront.irq = ics2115_irq[dev];
506 	acard->wavefront.base = ics2115_port[dev];
507 
508 	if ((wavefront_synth = snd_wavefront_new_synth (card, hw_dev, acard)) == NULL) {
509 		snd_printk ("can't create WaveFront synth device\n");
510 		snd_card_free(card);
511 		return -ENOMEM;
512 	}
513 
514 	strcpy (wavefront_synth->name, "ICS2115 Wavetable MIDI Synthesizer");
515 	wavefront_synth->iface = SNDRV_HWDEP_IFACE_ICS2115;
516 	hw_dev++;
517 
518 	/* --------- Mixer ------------ */
519 
520 	if ((err = snd_cs4231_mixer(chip)) < 0) {
521 		snd_printk ("can't allocate mixer device\n");
522 		snd_card_free(card);
523 		return err;
524 	}
525 
526 	/* -------- CS4232 MPU-401 interface -------- */
527 
528 	if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) {
529 		if ((err = snd_mpu401_uart_new(card, midi_dev, MPU401_HW_CS4232,
530 					       cs4232_mpu_port[dev], 0,
531 					       cs4232_mpu_irq[dev],
532 					       SA_INTERRUPT,
533 					       NULL)) < 0) {
534 			snd_printk ("can't allocate CS4232 MPU-401 device\n");
535 			snd_card_free(card);
536 			return err;
537 		}
538 		midi_dev++;
539 	}
540 
541 	/* ------ ICS2115 internal MIDI ------------ */
542 
543 	if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) {
544 		ics2115_internal_rmidi =
545 			snd_wavefront_new_midi (card,
546 						midi_dev,
547 						acard,
548 						ics2115_port[dev],
549 						internal_mpu);
550 		if (ics2115_internal_rmidi == NULL) {
551 			snd_printk ("can't setup ICS2115 internal MIDI device\n");
552 			snd_card_free(card);
553 			return -ENOMEM;
554 		}
555 		midi_dev++;
556 	}
557 
558 	/* ------ ICS2115 external MIDI ------------ */
559 
560 	if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) {
561 		ics2115_external_rmidi =
562 			snd_wavefront_new_midi (card,
563 						midi_dev,
564 						acard,
565 						ics2115_port[dev],
566 						external_mpu);
567 		if (ics2115_external_rmidi == NULL) {
568 			snd_printk ("can't setup ICS2115 external MIDI device\n");
569 			snd_card_free(card);
570 			return -ENOMEM;
571 		}
572 		midi_dev++;
573 	}
574 
575 	/* FX processor for Tropez+ */
576 
577 	if (acard->wavefront.has_fx) {
578 		fx_processor = snd_wavefront_new_fx (card,
579 						     hw_dev,
580 						     acard,
581 						     ics2115_port[dev]);
582 		if (fx_processor == NULL) {
583 			snd_printk ("can't setup FX device\n");
584 			snd_card_free(card);
585 			return -ENOMEM;
586 		}
587 
588 		hw_dev++;
589 
590 		strcpy(card->driver, "Tropez+");
591 		strcpy(card->shortname, "Turtle Beach Tropez+");
592 	} else {
593 		/* Need a way to distinguish between Maui and Tropez */
594 		strcpy(card->driver, "WaveFront");
595 		strcpy(card->shortname, "Turtle Beach WaveFront");
596 	}
597 
598 	/* ----- Register the card --------- */
599 
600 	/* Not safe to include "Turtle Beach" in longname, due to
601 	   length restrictions
602 	*/
603 
604 	sprintf(card->longname, "%s PCM 0x%lx irq %d dma %d",
605 		card->driver,
606 		chip->port,
607 		cs4232_pcm_irq[dev],
608 		dma1[dev]);
609 
610 	if (dma2[dev] >= 0 && dma2[dev] < 8)
611 		sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]);
612 
613 	if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) {
614 		sprintf (card->longname + strlen (card->longname),
615 			 " MPU-401 0x%lx irq %d",
616 			 cs4232_mpu_port[dev],
617 			 cs4232_mpu_irq[dev]);
618 	}
619 
620 	sprintf (card->longname + strlen (card->longname),
621 		 " SYNTH 0x%lx irq %d",
622 		 ics2115_port[dev],
623 		 ics2115_irq[dev]);
624 
625 	if ((err = snd_card_register(card)) < 0) {
626 		snd_card_free(card);
627 		return err;
628 	}
629 	if (pcard)
630 		pnp_set_card_drvdata(pcard, card);
631 	else
632 		snd_wavefront_legacy[dev] = card;
633 	return 0;
634 }
635 
636 #ifdef CONFIG_PNP
637 
638 static int __devinit snd_wavefront_pnp_detect(struct pnp_card_link *card,
639                                               const struct pnp_card_device_id *id)
640 {
641         static int dev;
642         int res;
643 
644         for ( ; dev < SNDRV_CARDS; dev++) {
645                 if (!enable[dev] || !isapnp[dev])
646                         continue;
647                 res = snd_wavefront_probe(dev, card, id);
648                 if (res < 0)
649                         return res;
650                 dev++;
651                 return 0;
652         }
653 
654         return -ENODEV;
655 }
656 
657 static void __devexit snd_wavefront_pnp_remove(struct pnp_card_link * pcard)
658 {
659 	snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard);
660 
661 	snd_card_disconnect(card);
662 	snd_card_free_in_thread(card);
663 }
664 
665 static struct pnp_card_driver wavefront_pnpc_driver = {
666 	.flags		= PNP_DRIVER_RES_DISABLE,
667 	.name		= "wavefront",
668 	.id_table	= snd_wavefront_pnpids,
669 	.probe		= snd_wavefront_pnp_detect,
670 	.remove		= __devexit_p(snd_wavefront_pnp_remove),
671 };
672 
673 #endif /* CONFIG_PNP */
674 
675 static int __init alsa_card_wavefront_init(void)
676 {
677 	int cards = 0;
678 	int dev;
679 	for (dev = 0; dev < SNDRV_CARDS; dev++) {
680 		if (!enable[dev])
681 			continue;
682 #ifdef CONFIG_PNP
683 		if (isapnp[dev])
684 			continue;
685 #endif
686 		if (snd_wavefront_probe(dev, NULL, NULL) >= 0)
687 			cards++;
688 	}
689 #ifdef CONFIG_PNP
690 	cards += pnp_register_card_driver(&wavefront_pnpc_driver);
691 #endif
692 	if (!cards) {
693 #ifdef CONFIG_PNP
694 		pnp_unregister_card_driver(&wavefront_pnpc_driver);
695 #endif
696 #ifdef MODULE
697 		printk (KERN_ERR "No WaveFront cards found or devices busy\n");
698 #endif
699 		return -ENODEV;
700 	}
701 	return 0;
702 }
703 
704 static void __exit alsa_card_wavefront_exit(void)
705 {
706 	int idx;
707 
708 #ifdef CONFIG_PNP
709 	pnp_unregister_card_driver(&wavefront_pnpc_driver);
710 #endif
711 	for (idx = 0; idx < SNDRV_CARDS; idx++)
712 		snd_card_free(snd_wavefront_legacy[idx]);
713 }
714 
715 module_init(alsa_card_wavefront_init)
716 module_exit(alsa_card_wavefront_exit)
717