ALSA: wss_lib: rename cs4231.h into wss.h
[linux-2.6.git] / sound / isa / wavefront / wavefront.c
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 <linux/init.h>
23 #include <linux/interrupt.h>
24 #include <linux/slab.h>
25 #include <linux/err.h>
26 #include <linux/isa.h>
27 #include <linux/pnp.h>
28 #include <linux/moduleparam.h>
29 #include <sound/core.h>
30 #include <sound/initval.h>
31 #include <sound/opl3.h>
32 #include <sound/wss.h>
33 #include <sound/snd_wavefront.h>
34
35 MODULE_AUTHOR("Paul Barton-Davis <pbd@op.net>");
36 MODULE_DESCRIPTION("Turtle Beach Wavefront");
37 MODULE_LICENSE("GPL");
38 MODULE_SUPPORTED_DEVICE("{{Turtle Beach,Maui/Tropez/Tropez+}}");
39
40 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;          /* Index 0-MAX */
41 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;           /* ID for this card */
42 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;      /* Enable this card */
43 #ifdef CONFIG_PNP
44 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
45 #endif
46 static long cs4232_pcm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* PnP setup */
47 static int cs4232_pcm_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,11,12,15 */
48 static long cs4232_mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
49 static int cs4232_mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 9,11,12,15 */
50 static long ics2115_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
51 static int ics2115_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 2,9,11,12,15 */
52 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;      /* PnP setup */
53 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;           /* 0,1,3,5,6,7 */
54 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;           /* 0,1,3,5,6,7 */
55 static int use_cs4232_midi[SNDRV_CARDS];
56
57 module_param_array(index, int, NULL, 0444);
58 MODULE_PARM_DESC(index, "Index value for WaveFront soundcard.");
59 module_param_array(id, charp, NULL, 0444);
60 MODULE_PARM_DESC(id, "ID string for WaveFront soundcard.");
61 module_param_array(enable, bool, NULL, 0444);
62 MODULE_PARM_DESC(enable, "Enable WaveFront soundcard.");
63 #ifdef CONFIG_PNP
64 module_param_array(isapnp, bool, NULL, 0444);
65 MODULE_PARM_DESC(isapnp, "ISA PnP detection for WaveFront soundcards.");
66 #endif
67 module_param_array(cs4232_pcm_port, long, NULL, 0444);
68 MODULE_PARM_DESC(cs4232_pcm_port, "Port # for CS4232 PCM interface.");
69 module_param_array(cs4232_pcm_irq, int, NULL, 0444);
70 MODULE_PARM_DESC(cs4232_pcm_irq, "IRQ # for CS4232 PCM interface.");
71 module_param_array(dma1, int, NULL, 0444);
72 MODULE_PARM_DESC(dma1, "DMA1 # for CS4232 PCM interface.");
73 module_param_array(dma2, int, NULL, 0444);
74 MODULE_PARM_DESC(dma2, "DMA2 # for CS4232 PCM interface.");
75 module_param_array(cs4232_mpu_port, long, NULL, 0444);
76 MODULE_PARM_DESC(cs4232_mpu_port, "port # for CS4232 MPU-401 interface.");
77 module_param_array(cs4232_mpu_irq, int, NULL, 0444);
78 MODULE_PARM_DESC(cs4232_mpu_irq, "IRQ # for CS4232 MPU-401 interface.");
79 module_param_array(ics2115_irq, int, NULL, 0444);
80 MODULE_PARM_DESC(ics2115_irq, "IRQ # for ICS2115.");
81 module_param_array(ics2115_port, long, NULL, 0444);
82 MODULE_PARM_DESC(ics2115_port, "Port # for ICS2115.");
83 module_param_array(fm_port, long, NULL, 0444);
84 MODULE_PARM_DESC(fm_port, "FM port #.");
85 module_param_array(use_cs4232_midi, bool, NULL, 0444);
86 MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)");
87
88 #ifdef CONFIG_PNP
89 static int isa_registered;
90 static int pnp_registered;
91
92 static struct pnp_card_device_id snd_wavefront_pnpids[] = {
93         /* Tropez */
94         { .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } },
95         /* Tropez+ */
96         { .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PnPb006" }, { "CSC0004" } } },
97         { .id = "" }
98 };
99
100 MODULE_DEVICE_TABLE(pnp_card, snd_wavefront_pnpids);
101
102 static int __devinit
103 snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *card,
104                    const struct pnp_card_device_id *id)
105 {
106         struct pnp_dev *pdev;
107         int err;
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                 return -EBUSY;
116
117         /* there is a game port at logical device 1, but we ignore it completely */
118
119         /* the control interface is logical device 2, but we ignore it
120            completely. in fact, nobody even seems to know what it
121            does.
122         */
123
124         /* Only configure the CS4232 MIDI interface if its been
125            specifically requested. It is logical device 3.
126         */
127
128         if (use_cs4232_midi[dev]) {
129                 acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
130                 if (acard->mpu == NULL)
131                         return -EBUSY;
132         }
133
134         /* The ICS2115 synth is logical device 4 */
135
136         acard->synth = pnp_request_card_device(card, id->devs[3].id, NULL);
137         if (acard->synth == NULL)
138                 return -EBUSY;
139
140         /* PCM/FM initialization */
141
142         pdev = acard->wss;
143
144         /* An interesting note from the Tropez+ FAQ:
145
146            Q. [Ports] Why is the base address of the WSS I/O ports off by 4?
147
148            A. WSS I/O requires a block of 8 I/O addresses ("ports"). Of these, the first
149            4 are used to identify and configure the board. With the advent of PnP,
150            these first 4 addresses have become obsolete, and software applications
151            only use the last 4 addresses to control the codec chip. Therefore, the
152            base address setting "skips past" the 4 unused addresses.
153
154         */
155
156         err = pnp_activate_dev(pdev);
157         if (err < 0) {
158                 snd_printk(KERN_ERR "PnP WSS pnp configure failure\n");
159                 return err;
160         }
161
162         cs4232_pcm_port[dev] = pnp_port_start(pdev, 0);
163         fm_port[dev] = pnp_port_start(pdev, 1);
164         dma1[dev] = pnp_dma(pdev, 0);
165         dma2[dev] = pnp_dma(pdev, 1);
166         cs4232_pcm_irq[dev] = pnp_irq(pdev, 0);
167
168         /* Synth initialization */
169
170         pdev = acard->synth;
171         
172         err = pnp_activate_dev(pdev);
173         if (err < 0) {
174                 snd_printk(KERN_ERR "PnP ICS2115 pnp configure failure\n");
175                 return err;
176         }
177
178         ics2115_port[dev] = pnp_port_start(pdev, 0);
179         ics2115_irq[dev] = pnp_irq(pdev, 0);
180
181         /* CS4232 MPU initialization. Configure this only if
182            explicitly requested, since its physically inaccessible and
183            consumes another IRQ.
184         */
185
186         if (use_cs4232_midi[dev]) {
187
188                 pdev = acard->mpu;
189
190                 err = pnp_activate_dev(pdev);
191                 if (err < 0) {
192                         snd_printk(KERN_ERR "PnP MPU401 pnp configure failure\n");
193                         cs4232_mpu_port[dev] = SNDRV_AUTO_PORT;
194                 } else {
195                         cs4232_mpu_port[dev] = pnp_port_start(pdev, 0);
196                         cs4232_mpu_irq[dev] = pnp_irq(pdev, 0);
197                 }
198
199                 snd_printk (KERN_INFO "CS4232 MPU: port=0x%lx, irq=%i\n", 
200                             cs4232_mpu_port[dev], 
201                             cs4232_mpu_irq[dev]);
202         }
203
204         snd_printdd ("CS4232: pcm port=0x%lx, fm port=0x%lx, dma1=%i, dma2=%i, irq=%i\nICS2115: port=0x%lx, irq=%i\n", 
205                     cs4232_pcm_port[dev], 
206                     fm_port[dev],
207                     dma1[dev], 
208                     dma2[dev], 
209                     cs4232_pcm_irq[dev],
210                     ics2115_port[dev], 
211                     ics2115_irq[dev]);
212         
213         return 0;
214 }
215
216 #endif /* CONFIG_PNP */
217
218 static irqreturn_t snd_wavefront_ics2115_interrupt(int irq, void *dev_id)
219 {
220         snd_wavefront_card_t *acard;
221
222         acard = (snd_wavefront_card_t *) dev_id;
223
224         if (acard == NULL) 
225                 return IRQ_NONE;
226
227         if (acard->wavefront.interrupts_are_midi) {
228                 snd_wavefront_midi_interrupt (acard);
229         } else {
230                 snd_wavefront_internal_interrupt (acard);
231         }
232         return IRQ_HANDLED;
233 }
234
235 static struct snd_hwdep * __devinit
236 snd_wavefront_new_synth (struct snd_card *card,
237                          int hw_dev,
238                          snd_wavefront_card_t *acard)
239 {
240         struct snd_hwdep *wavefront_synth;
241
242         if (snd_wavefront_detect (acard) < 0) {
243                 return NULL;
244         }
245
246         if (snd_wavefront_start (&acard->wavefront) < 0) {
247                 return NULL;
248         }
249
250         if (snd_hwdep_new(card, "WaveFront", hw_dev, &wavefront_synth) < 0)
251                 return NULL;
252         strcpy (wavefront_synth->name, 
253                 "WaveFront (ICS2115) wavetable synthesizer");
254         wavefront_synth->ops.open = snd_wavefront_synth_open;
255         wavefront_synth->ops.release = snd_wavefront_synth_release;
256         wavefront_synth->ops.ioctl = snd_wavefront_synth_ioctl;
257
258         return wavefront_synth;
259 }
260
261 static struct snd_hwdep * __devinit
262 snd_wavefront_new_fx (struct snd_card *card,
263                       int hw_dev,
264                       snd_wavefront_card_t *acard,
265                       unsigned long port)
266
267 {
268         struct snd_hwdep *fx_processor;
269
270         if (snd_wavefront_fx_start (&acard->wavefront)) {
271                 snd_printk (KERN_ERR "cannot initialize YSS225 FX processor");
272                 return NULL;
273         }
274
275         if (snd_hwdep_new (card, "YSS225", hw_dev, &fx_processor) < 0)
276                 return NULL;
277         sprintf (fx_processor->name, "YSS225 FX Processor at 0x%lx", port);
278         fx_processor->ops.open = snd_wavefront_fx_open;
279         fx_processor->ops.release = snd_wavefront_fx_release;
280         fx_processor->ops.ioctl = snd_wavefront_fx_ioctl;
281         
282         return fx_processor;
283 }
284
285 static snd_wavefront_mpu_id internal_id = internal_mpu;
286 static snd_wavefront_mpu_id external_id = external_mpu;
287
288 static struct snd_rawmidi *__devinit
289 snd_wavefront_new_midi (struct snd_card *card,
290                         int midi_dev,
291                         snd_wavefront_card_t *acard,
292                         unsigned long port,
293                         snd_wavefront_mpu_id mpu)
294
295 {
296         struct snd_rawmidi *rmidi;
297         static int first = 1;
298
299         if (first) {
300                 first = 0;
301                 acard->wavefront.midi.base = port;
302                 if (snd_wavefront_midi_start (acard)) {
303                         snd_printk (KERN_ERR "cannot initialize MIDI interface\n");
304                         return NULL;
305                 }
306         }
307
308         if (snd_rawmidi_new (card, "WaveFront MIDI", midi_dev, 1, 1, &rmidi) < 0)
309                 return NULL;
310
311         if (mpu == internal_mpu) {
312                 strcpy(rmidi->name, "WaveFront MIDI (Internal)");
313                 rmidi->private_data = &internal_id;
314         } else {
315                 strcpy(rmidi->name, "WaveFront MIDI (External)");
316                 rmidi->private_data = &external_id;
317         }
318
319         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_wavefront_midi_output);
320         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_wavefront_midi_input);
321
322         rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT |
323                              SNDRV_RAWMIDI_INFO_INPUT |
324                              SNDRV_RAWMIDI_INFO_DUPLEX;
325
326         return rmidi;
327 }
328
329 static void
330 snd_wavefront_free(struct snd_card *card)
331 {
332         snd_wavefront_card_t *acard = (snd_wavefront_card_t *)card->private_data;
333         
334         if (acard) {
335                 release_and_free_resource(acard->wavefront.res_base);
336                 if (acard->wavefront.irq > 0)
337                         free_irq(acard->wavefront.irq, (void *)acard);
338         }
339 }
340
341 static struct snd_card *snd_wavefront_card_new(int dev)
342 {
343         struct snd_card *card;
344         snd_wavefront_card_t *acard;
345
346         card = snd_card_new (index[dev], id[dev], THIS_MODULE,
347                              sizeof(snd_wavefront_card_t));
348         if (card == NULL)
349                 return NULL;
350
351         acard = card->private_data;
352         acard->wavefront.irq = -1;
353         spin_lock_init(&acard->wavefront.irq_lock);
354         init_waitqueue_head(&acard->wavefront.interrupt_sleeper);
355         spin_lock_init(&acard->wavefront.midi.open);
356         spin_lock_init(&acard->wavefront.midi.virtual);
357         acard->wavefront.card = card;
358         card->private_free = snd_wavefront_free;
359
360         return card;
361 }
362
363 static int __devinit
364 snd_wavefront_probe (struct snd_card *card, int dev)
365 {
366         snd_wavefront_card_t *acard = card->private_data;
367         struct snd_cs4231 *chip;
368         struct snd_hwdep *wavefront_synth;
369         struct snd_rawmidi *ics2115_internal_rmidi = NULL;
370         struct snd_rawmidi *ics2115_external_rmidi = NULL;
371         struct snd_hwdep *fx_processor;
372         int hw_dev = 0, midi_dev = 0, err;
373
374         /* --------- PCM --------------- */
375
376         if ((err = snd_cs4231_create (card,
377                                       cs4232_pcm_port[dev],
378                                       -1,
379                                       cs4232_pcm_irq[dev],
380                                       dma1[dev],
381                                       dma2[dev],
382                                       CS4231_HW_DETECT, 0, &chip)) < 0) {
383                 snd_printk (KERN_ERR "can't allocate CS4231 device\n");
384                 return err;
385         }
386
387         if ((err = snd_cs4231_pcm (chip, 0, NULL)) < 0)
388                 return err;
389
390         if ((err = snd_cs4231_timer (chip, 0, NULL)) < 0)
391                 return err;
392
393         /* ---------- OPL3 synth --------- */
394
395         if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
396                 struct snd_opl3 *opl3;
397
398                 if ((err = snd_opl3_create(card,
399                                            fm_port[dev],
400                                            fm_port[dev] + 2,
401                                            OPL3_HW_OPL3_CS,
402                                            0, &opl3)) < 0) {
403                         snd_printk (KERN_ERR "can't allocate or detect OPL3 synth\n");
404                         return err;
405                 }
406
407                 if ((err = snd_opl3_hwdep_new(opl3, hw_dev, 1, NULL)) < 0)
408                         return err;
409                 hw_dev++;
410         }
411
412         /* ------- ICS2115 Wavetable synth ------- */
413
414         if ((acard->wavefront.res_base = request_region(ics2115_port[dev], 16,
415                                                         "ICS2115")) == NULL) {
416                 snd_printk(KERN_ERR "unable to grab ICS2115 i/o region 0x%lx-0x%lx\n",
417                            ics2115_port[dev], ics2115_port[dev] + 16 - 1);
418                 return -EBUSY;
419         }
420         if (request_irq(ics2115_irq[dev], snd_wavefront_ics2115_interrupt,
421                         IRQF_DISABLED, "ICS2115", acard)) {
422                 snd_printk(KERN_ERR "unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]);
423                 return -EBUSY;
424         }
425         
426         acard->wavefront.irq = ics2115_irq[dev];
427         acard->wavefront.base = ics2115_port[dev];
428
429         if ((wavefront_synth = snd_wavefront_new_synth (card, hw_dev, acard)) == NULL) {
430                 snd_printk (KERN_ERR "can't create WaveFront synth device\n");
431                 return -ENOMEM;
432         }
433
434         strcpy (wavefront_synth->name, "ICS2115 Wavetable MIDI Synthesizer");
435         wavefront_synth->iface = SNDRV_HWDEP_IFACE_ICS2115;
436         hw_dev++;
437
438         /* --------- Mixer ------------ */
439
440         if ((err = snd_cs4231_mixer(chip)) < 0) {
441                 snd_printk (KERN_ERR "can't allocate mixer device\n");
442                 return err;
443         }
444
445         /* -------- CS4232 MPU-401 interface -------- */
446
447         if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) {
448                 if ((err = snd_mpu401_uart_new(card, midi_dev, MPU401_HW_CS4232,
449                                                cs4232_mpu_port[dev], 0,
450                                                cs4232_mpu_irq[dev],
451                                                IRQF_DISABLED,
452                                                NULL)) < 0) {
453                         snd_printk (KERN_ERR "can't allocate CS4232 MPU-401 device\n");
454                         return err;
455                 }
456                 midi_dev++;
457         }
458
459         /* ------ ICS2115 internal MIDI ------------ */
460
461         if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) {
462                 ics2115_internal_rmidi = 
463                         snd_wavefront_new_midi (card, 
464                                                 midi_dev,
465                                                 acard,
466                                                 ics2115_port[dev],
467                                                 internal_mpu);
468                 if (ics2115_internal_rmidi == NULL) {
469                         snd_printk (KERN_ERR "can't setup ICS2115 internal MIDI device\n");
470                         return -ENOMEM;
471                 }
472                 midi_dev++;
473         }
474
475         /* ------ ICS2115 external MIDI ------------ */
476
477         if (ics2115_port[dev] > 0 && ics2115_port[dev] != SNDRV_AUTO_PORT) {
478                 ics2115_external_rmidi = 
479                         snd_wavefront_new_midi (card, 
480                                                 midi_dev,
481                                                 acard,
482                                                 ics2115_port[dev],
483                                                 external_mpu);
484                 if (ics2115_external_rmidi == NULL) {
485                         snd_printk (KERN_ERR "can't setup ICS2115 external MIDI device\n");
486                         return -ENOMEM;
487                 }
488                 midi_dev++;
489         }
490
491         /* FX processor for Tropez+ */
492
493         if (acard->wavefront.has_fx) {
494                 fx_processor = snd_wavefront_new_fx (card,
495                                                      hw_dev,
496                                                      acard,
497                                                      ics2115_port[dev]);
498                 if (fx_processor == NULL) {
499                         snd_printk (KERN_ERR "can't setup FX device\n");
500                         return -ENOMEM;
501                 }
502
503                 hw_dev++;
504
505                 strcpy(card->driver, "Tropez+");
506                 strcpy(card->shortname, "Turtle Beach Tropez+");
507         } else {
508                 /* Need a way to distinguish between Maui and Tropez */
509                 strcpy(card->driver, "WaveFront");
510                 strcpy(card->shortname, "Turtle Beach WaveFront");
511         }
512
513         /* ----- Register the card --------- */
514
515         /* Not safe to include "Turtle Beach" in longname, due to 
516            length restrictions
517         */
518
519         sprintf(card->longname, "%s PCM 0x%lx irq %d dma %d",
520                 card->driver,
521                 chip->port,
522                 cs4232_pcm_irq[dev],
523                 dma1[dev]);
524
525         if (dma2[dev] >= 0 && dma2[dev] < 8)
526                 sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]);
527
528         if (cs4232_mpu_port[dev] > 0 && cs4232_mpu_port[dev] != SNDRV_AUTO_PORT) {
529                 sprintf (card->longname + strlen (card->longname), 
530                          " MPU-401 0x%lx irq %d",
531                          cs4232_mpu_port[dev],
532                          cs4232_mpu_irq[dev]);
533         }
534
535         sprintf (card->longname + strlen (card->longname), 
536                  " SYNTH 0x%lx irq %d",
537                  ics2115_port[dev],
538                  ics2115_irq[dev]);
539
540         return snd_card_register(card);
541 }       
542
543 static int __devinit snd_wavefront_isa_match(struct device *pdev,
544                                              unsigned int dev)
545 {
546         if (!enable[dev])
547                 return 0;
548 #ifdef CONFIG_PNP
549         if (isapnp[dev])
550                 return 0;
551 #endif
552         if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
553                 snd_printk("specify CS4232 port\n");
554                 return 0;
555         }
556         if (ics2115_port[dev] == SNDRV_AUTO_PORT) {
557                 snd_printk("specify ICS2115 port\n");
558                 return 0;
559         }
560         return 1;
561 }
562
563 static int __devinit snd_wavefront_isa_probe(struct device *pdev,
564                                              unsigned int dev)
565 {
566         struct snd_card *card;
567         int err;
568
569         card = snd_wavefront_card_new(dev);
570         if (! card)
571                 return -ENOMEM;
572         snd_card_set_dev(card, pdev);
573         if ((err = snd_wavefront_probe(card, dev)) < 0) {
574                 snd_card_free(card);
575                 return err;
576         }
577         
578         dev_set_drvdata(pdev, card);
579         return 0;
580 }
581
582 static int __devexit snd_wavefront_isa_remove(struct device *devptr,
583                                               unsigned int dev)
584 {
585         snd_card_free(dev_get_drvdata(devptr));
586         dev_set_drvdata(devptr, NULL);
587         return 0;
588 }
589
590 #define DEV_NAME "wavefront"
591
592 static struct isa_driver snd_wavefront_driver = {
593         .match          = snd_wavefront_isa_match,
594         .probe          = snd_wavefront_isa_probe,
595         .remove         = __devexit_p(snd_wavefront_isa_remove),
596         /* FIXME: suspend, resume */
597         .driver         = {
598                 .name   = DEV_NAME
599         },
600 };
601
602
603 #ifdef CONFIG_PNP
604 static int __devinit snd_wavefront_pnp_detect(struct pnp_card_link *pcard,
605                                               const struct pnp_card_device_id *pid)
606 {
607         static int dev;
608         struct snd_card *card;
609         int res;
610
611         for ( ; dev < SNDRV_CARDS; dev++) {
612                 if (enable[dev] && isapnp[dev])
613                         break;
614         }
615         if (dev >= SNDRV_CARDS)
616                 return -ENODEV;
617
618         card = snd_wavefront_card_new(dev);
619         if (! card)
620                 return -ENOMEM;
621
622         if (snd_wavefront_pnp (dev, card->private_data, pcard, pid) < 0) {
623                 if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
624                         snd_printk (KERN_ERR "isapnp detection failed\n");
625                         snd_card_free (card);
626                         return -ENODEV;
627                 }
628         }
629         snd_card_set_dev(card, &pcard->card->dev);
630
631         if ((res = snd_wavefront_probe(card, dev)) < 0)
632                 return res;
633
634         pnp_set_card_drvdata(pcard, card);
635         dev++;
636         return 0;
637 }
638
639 static void __devexit snd_wavefront_pnp_remove(struct pnp_card_link * pcard)
640 {
641         snd_card_free(pnp_get_card_drvdata(pcard));
642         pnp_set_card_drvdata(pcard, NULL);
643 }
644
645 static struct pnp_card_driver wavefront_pnpc_driver = {
646         .flags          = PNP_DRIVER_RES_DISABLE,
647         .name           = "wavefront",
648         .id_table       = snd_wavefront_pnpids,
649         .probe          = snd_wavefront_pnp_detect,
650         .remove         = __devexit_p(snd_wavefront_pnp_remove),
651         /* FIXME: suspend,resume */
652 };
653
654 #endif /* CONFIG_PNP */
655
656 static int __init alsa_card_wavefront_init(void)
657 {
658         int err;
659
660         err = isa_register_driver(&snd_wavefront_driver, SNDRV_CARDS);
661 #ifdef CONFIG_PNP
662         if (!err)
663                 isa_registered = 1;
664
665         err = pnp_register_card_driver(&wavefront_pnpc_driver);
666         if (!err)
667                 pnp_registered = 1;
668
669         if (isa_registered)
670                 err = 0;
671 #endif
672         return err;
673 }
674
675 static void __exit alsa_card_wavefront_exit(void)
676 {
677 #ifdef CONFIG_PNP
678         if (pnp_registered)
679                 pnp_unregister_card_driver(&wavefront_pnpc_driver);
680         if (isa_registered)
681 #endif
682                 isa_unregister_driver(&snd_wavefront_driver);
683 }
684
685 module_init(alsa_card_wavefront_init)
686 module_exit(alsa_card_wavefront_exit)