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7
8#include <linux/kernel.h>
9#include <linux/init.h>
10#include <linux/module.h>
11#include <linux/dma-mapping.h>
12#include <linux/delay.h>
13#include <linux/interrupt.h>
14#include <linux/slab.h>
15#include <linux/pci.h>
16#include <sound/core.h>
17#include <sound/control.h>
18#include <sound/pcm.h>
19#include <sound/initval.h>
20#include "lola.h"
21
22
23static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
24static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
25static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
26
27module_param_array(index, int, NULL, 0444);
28MODULE_PARM_DESC(index, "Index value for Digigram Lola driver.");
29module_param_array(id, charp, NULL, 0444);
30MODULE_PARM_DESC(id, "ID string for Digigram Lola driver.");
31module_param_array(enable, bool, NULL, 0444);
32MODULE_PARM_DESC(enable, "Enable Digigram Lola driver.");
33
34
35
36
37
38
39static int granularity[SNDRV_CARDS] = {
40 [0 ... (SNDRV_CARDS - 1)] = LOLA_GRANULARITY_MAX
41};
42
43
44static int sample_rate_min[SNDRV_CARDS] = {
45 [0 ... (SNDRV_CARDS - 1) ] = 16000
46};
47
48module_param_array(granularity, int, NULL, 0444);
49MODULE_PARM_DESC(granularity, "Granularity value");
50module_param_array(sample_rate_min, int, NULL, 0444);
51MODULE_PARM_DESC(sample_rate_min, "Minimal sample rate");
52
53
54
55
56MODULE_LICENSE("GPL");
57MODULE_DESCRIPTION("Digigram Lola driver");
58MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
59
60#ifdef CONFIG_SND_DEBUG_VERBOSE
61static int debug;
62module_param(debug, int, 0644);
63#define verbose_debug(fmt, args...) \
64 do { if (debug > 1) pr_debug(SFX fmt, ##args); } while (0)
65#else
66#define verbose_debug(fmt, args...)
67#endif
68
69
70
71
72
73static int corb_send_verb(struct lola *chip, unsigned int nid,
74 unsigned int verb, unsigned int data,
75 unsigned int extdata)
76{
77 unsigned long flags;
78 int ret = -EIO;
79
80 chip->last_cmd_nid = nid;
81 chip->last_verb = verb;
82 chip->last_data = data;
83 chip->last_extdata = extdata;
84 data |= (nid << 20) | (verb << 8);
85
86 spin_lock_irqsave(&chip->reg_lock, flags);
87 if (chip->rirb.cmds < LOLA_CORB_ENTRIES - 1) {
88 unsigned int wp = chip->corb.wp + 1;
89 wp %= LOLA_CORB_ENTRIES;
90 chip->corb.wp = wp;
91 chip->corb.buf[wp * 2] = cpu_to_le32(data);
92 chip->corb.buf[wp * 2 + 1] = cpu_to_le32(extdata);
93 lola_writew(chip, BAR0, CORBWP, wp);
94 chip->rirb.cmds++;
95 smp_wmb();
96 ret = 0;
97 }
98 spin_unlock_irqrestore(&chip->reg_lock, flags);
99 return ret;
100}
101
102static void lola_queue_unsol_event(struct lola *chip, unsigned int res,
103 unsigned int res_ex)
104{
105 lola_update_ext_clock_freq(chip, res);
106}
107
108
109static void lola_update_rirb(struct lola *chip)
110{
111 unsigned int rp, wp;
112 u32 res, res_ex;
113
114 wp = lola_readw(chip, BAR0, RIRBWP);
115 if (wp == chip->rirb.wp)
116 return;
117 chip->rirb.wp = wp;
118
119 while (chip->rirb.rp != wp) {
120 chip->rirb.rp++;
121 chip->rirb.rp %= LOLA_CORB_ENTRIES;
122
123 rp = chip->rirb.rp << 1;
124 res_ex = le32_to_cpu(chip->rirb.buf[rp + 1]);
125 res = le32_to_cpu(chip->rirb.buf[rp]);
126 if (res_ex & LOLA_RIRB_EX_UNSOL_EV)
127 lola_queue_unsol_event(chip, res, res_ex);
128 else if (chip->rirb.cmds) {
129 chip->res = res;
130 chip->res_ex = res_ex;
131 smp_wmb();
132 chip->rirb.cmds--;
133 }
134 }
135}
136
137static int rirb_get_response(struct lola *chip, unsigned int *val,
138 unsigned int *extval)
139{
140 unsigned long timeout;
141
142 again:
143 timeout = jiffies + msecs_to_jiffies(1000);
144 for (;;) {
145 if (chip->polling_mode) {
146 spin_lock_irq(&chip->reg_lock);
147 lola_update_rirb(chip);
148 spin_unlock_irq(&chip->reg_lock);
149 }
150 if (!chip->rirb.cmds) {
151 *val = chip->res;
152 if (extval)
153 *extval = chip->res_ex;
154 verbose_debug("get_response: %x, %x\n",
155 chip->res, chip->res_ex);
156 if (chip->res_ex & LOLA_RIRB_EX_ERROR) {
157 dev_warn(chip->card->dev, "RIRB ERROR: "
158 "NID=%x, verb=%x, data=%x, ext=%x\n",
159 chip->last_cmd_nid,
160 chip->last_verb, chip->last_data,
161 chip->last_extdata);
162 return -EIO;
163 }
164 return 0;
165 }
166 if (time_after(jiffies, timeout))
167 break;
168 udelay(20);
169 cond_resched();
170 }
171 dev_warn(chip->card->dev, "RIRB response error\n");
172 if (!chip->polling_mode) {
173 dev_warn(chip->card->dev, "switching to polling mode\n");
174 chip->polling_mode = 1;
175 goto again;
176 }
177 return -EIO;
178}
179
180
181int lola_codec_write(struct lola *chip, unsigned int nid, unsigned int verb,
182 unsigned int data, unsigned int extdata)
183{
184 verbose_debug("codec_write NID=%x, verb=%x, data=%x, ext=%x\n",
185 nid, verb, data, extdata);
186 return corb_send_verb(chip, nid, verb, data, extdata);
187}
188
189
190int lola_codec_read(struct lola *chip, unsigned int nid, unsigned int verb,
191 unsigned int data, unsigned int extdata,
192 unsigned int *val, unsigned int *extval)
193{
194 int err;
195
196 verbose_debug("codec_read NID=%x, verb=%x, data=%x, ext=%x\n",
197 nid, verb, data, extdata);
198 err = corb_send_verb(chip, nid, verb, data, extdata);
199 if (err < 0)
200 return err;
201 err = rirb_get_response(chip, val, extval);
202 return err;
203}
204
205
206int lola_codec_flush(struct lola *chip)
207{
208 unsigned int tmp;
209 return rirb_get_response(chip, &tmp, NULL);
210}
211
212
213
214
215static irqreturn_t lola_interrupt(int irq, void *dev_id)
216{
217 struct lola *chip = dev_id;
218 unsigned int notify_ins, notify_outs, error_ins, error_outs;
219 int handled = 0;
220 int i;
221
222 notify_ins = notify_outs = error_ins = error_outs = 0;
223 spin_lock(&chip->reg_lock);
224 for (;;) {
225 unsigned int status, in_sts, out_sts;
226 unsigned int reg;
227
228 status = lola_readl(chip, BAR1, DINTSTS);
229 if (!status || status == -1)
230 break;
231
232 in_sts = lola_readl(chip, BAR1, DIINTSTS);
233 out_sts = lola_readl(chip, BAR1, DOINTSTS);
234
235
236 for (i = 0; in_sts && i < chip->pcm[CAPT].num_streams; i++) {
237 if (!(in_sts & (1 << i)))
238 continue;
239 in_sts &= ~(1 << i);
240 reg = lola_dsd_read(chip, i, STS);
241 if (reg & LOLA_DSD_STS_DESE)
242 error_ins |= (1 << i);
243 if (reg & LOLA_DSD_STS_BCIS)
244 notify_ins |= (1 << i);
245
246 lola_dsd_write(chip, i, STS, reg);
247 }
248
249
250 for (i = 0; out_sts && i < chip->pcm[PLAY].num_streams; i++) {
251 if (!(out_sts & (1 << i)))
252 continue;
253 out_sts &= ~(1 << i);
254 reg = lola_dsd_read(chip, i + MAX_STREAM_IN_COUNT, STS);
255 if (reg & LOLA_DSD_STS_DESE)
256 error_outs |= (1 << i);
257 if (reg & LOLA_DSD_STS_BCIS)
258 notify_outs |= (1 << i);
259 lola_dsd_write(chip, i + MAX_STREAM_IN_COUNT, STS, reg);
260 }
261
262 if (status & LOLA_DINT_CTRL) {
263 unsigned char rbsts;
264 rbsts = lola_readb(chip, BAR0, RIRBSTS);
265 rbsts &= LOLA_RIRB_INT_MASK;
266 if (rbsts)
267 lola_writeb(chip, BAR0, RIRBSTS, rbsts);
268 rbsts = lola_readb(chip, BAR0, CORBSTS);
269 rbsts &= LOLA_CORB_INT_MASK;
270 if (rbsts)
271 lola_writeb(chip, BAR0, CORBSTS, rbsts);
272
273 lola_update_rirb(chip);
274 }
275
276 if (status & (LOLA_DINT_FIFOERR | LOLA_DINT_MUERR)) {
277
278 lola_writel(chip, BAR1, DINTSTS,
279 (status & (LOLA_DINT_FIFOERR | LOLA_DINT_MUERR)));
280 }
281 handled = 1;
282 }
283 spin_unlock(&chip->reg_lock);
284
285 lola_pcm_update(chip, &chip->pcm[CAPT], notify_ins);
286 lola_pcm_update(chip, &chip->pcm[PLAY], notify_outs);
287
288 return IRQ_RETVAL(handled);
289}
290
291
292
293
294
295static int reset_controller(struct lola *chip)
296{
297 unsigned int gctl = lola_readl(chip, BAR0, GCTL);
298 unsigned long end_time;
299
300 if (gctl) {
301
302 lola_writel(chip, BAR1, BOARD_MODE, 0);
303 return 0;
304 }
305
306 chip->cold_reset = 1;
307 lola_writel(chip, BAR0, GCTL, LOLA_GCTL_RESET);
308 end_time = jiffies + msecs_to_jiffies(200);
309 do {
310 msleep(1);
311 gctl = lola_readl(chip, BAR0, GCTL);
312 if (gctl)
313 break;
314 } while (time_before(jiffies, end_time));
315 if (!gctl) {
316 dev_err(chip->card->dev, "cannot reset controller\n");
317 return -EIO;
318 }
319 return 0;
320}
321
322static void lola_irq_enable(struct lola *chip)
323{
324 unsigned int val;
325
326
327 val = (1 << chip->pcm[PLAY].num_streams) - 1;
328 lola_writel(chip, BAR1, DOINTCTL, val);
329 val = (1 << chip->pcm[CAPT].num_streams) - 1;
330 lola_writel(chip, BAR1, DIINTCTL, val);
331
332
333 val = LOLA_DINT_GLOBAL | LOLA_DINT_CTRL | LOLA_DINT_FIFOERR |
334 LOLA_DINT_MUERR;
335 lola_writel(chip, BAR1, DINTCTL, val);
336}
337
338static void lola_irq_disable(struct lola *chip)
339{
340 lola_writel(chip, BAR1, DINTCTL, 0);
341 lola_writel(chip, BAR1, DIINTCTL, 0);
342 lola_writel(chip, BAR1, DOINTCTL, 0);
343}
344
345static int setup_corb_rirb(struct lola *chip)
346{
347 int err;
348 unsigned char tmp;
349 unsigned long end_time;
350
351 err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
352 &chip->pci->dev,
353 PAGE_SIZE, &chip->rb);
354 if (err < 0)
355 return err;
356
357 chip->corb.addr = chip->rb.addr;
358 chip->corb.buf = (__le32 *)chip->rb.area;
359 chip->rirb.addr = chip->rb.addr + 2048;
360 chip->rirb.buf = (__le32 *)(chip->rb.area + 2048);
361
362
363 lola_writeb(chip, BAR0, RIRBCTL, 0);
364 lola_writeb(chip, BAR0, CORBCTL, 0);
365
366 end_time = jiffies + msecs_to_jiffies(200);
367 do {
368 if (!lola_readb(chip, BAR0, RIRBCTL) &&
369 !lola_readb(chip, BAR0, CORBCTL))
370 break;
371 msleep(1);
372 } while (time_before(jiffies, end_time));
373
374
375 lola_writel(chip, BAR0, CORBLBASE, (u32)chip->corb.addr);
376 lola_writel(chip, BAR0, CORBUBASE, upper_32_bits(chip->corb.addr));
377
378 lola_writeb(chip, BAR0, CORBSIZE, 0x02);
379
380 lola_writew(chip, BAR0, CORBWP, 0);
381
382 lola_writew(chip, BAR0, CORBRP, LOLA_RBRWP_CLR);
383
384 lola_writeb(chip, BAR0, CORBCTL, LOLA_RBCTL_DMA_EN);
385
386 tmp = lola_readb(chip, BAR0, CORBSTS) & LOLA_CORB_INT_MASK;
387 if (tmp)
388 lola_writeb(chip, BAR0, CORBSTS, tmp);
389 chip->corb.wp = 0;
390
391
392 lola_writel(chip, BAR0, RIRBLBASE, (u32)chip->rirb.addr);
393 lola_writel(chip, BAR0, RIRBUBASE, upper_32_bits(chip->rirb.addr));
394
395 lola_writeb(chip, BAR0, RIRBSIZE, 0x02);
396
397 lola_writew(chip, BAR0, RIRBWP, LOLA_RBRWP_CLR);
398
399 lola_writew(chip, BAR0, RINTCNT, 1);
400
401 lola_writeb(chip, BAR0, RIRBCTL, LOLA_RBCTL_DMA_EN | LOLA_RBCTL_IRQ_EN);
402
403 tmp = lola_readb(chip, BAR0, RIRBSTS) & LOLA_RIRB_INT_MASK;
404 if (tmp)
405 lola_writeb(chip, BAR0, RIRBSTS, tmp);
406 chip->rirb.rp = chip->rirb.cmds = 0;
407
408 return 0;
409}
410
411static void stop_corb_rirb(struct lola *chip)
412{
413
414 lola_writeb(chip, BAR0, RIRBCTL, 0);
415 lola_writeb(chip, BAR0, CORBCTL, 0);
416}
417
418static void lola_reset_setups(struct lola *chip)
419{
420
421 lola_set_granularity(chip, chip->granularity, true);
422
423 lola_set_clock_index(chip, chip->clock.cur_index);
424
425 lola_enable_clock_events(chip);
426
427 lola_setup_all_analog_gains(chip, CAPT, false);
428
429 lola_set_src_config(chip, chip->input_src_mask, false);
430
431 lola_setup_all_analog_gains(chip, PLAY, false);
432}
433
434static int lola_parse_tree(struct lola *chip)
435{
436 unsigned int val;
437 int nid, err;
438
439 err = lola_read_param(chip, 0, LOLA_PAR_VENDOR_ID, &val);
440 if (err < 0) {
441 dev_err(chip->card->dev, "Can't read VENDOR_ID\n");
442 return err;
443 }
444 val >>= 16;
445 if (val != 0x1369) {
446 dev_err(chip->card->dev, "Unknown codec vendor 0x%x\n", val);
447 return -EINVAL;
448 }
449
450 err = lola_read_param(chip, 1, LOLA_PAR_FUNCTION_TYPE, &val);
451 if (err < 0) {
452 dev_err(chip->card->dev, "Can't read FUNCTION_TYPE\n");
453 return err;
454 }
455 if (val != 1) {
456 dev_err(chip->card->dev, "Unknown function type %d\n", val);
457 return -EINVAL;
458 }
459
460 err = lola_read_param(chip, 1, LOLA_PAR_SPECIFIC_CAPS, &val);
461 if (err < 0) {
462 dev_err(chip->card->dev, "Can't read SPECCAPS\n");
463 return err;
464 }
465 chip->lola_caps = val;
466 chip->pin[CAPT].num_pins = LOLA_AFG_INPUT_PIN_COUNT(chip->lola_caps);
467 chip->pin[PLAY].num_pins = LOLA_AFG_OUTPUT_PIN_COUNT(chip->lola_caps);
468 dev_dbg(chip->card->dev, "speccaps=0x%x, pins in=%d, out=%d\n",
469 chip->lola_caps,
470 chip->pin[CAPT].num_pins, chip->pin[PLAY].num_pins);
471
472 if (chip->pin[CAPT].num_pins > MAX_AUDIO_INOUT_COUNT ||
473 chip->pin[PLAY].num_pins > MAX_AUDIO_INOUT_COUNT) {
474 dev_err(chip->card->dev, "Invalid Lola-spec caps 0x%x\n", val);
475 return -EINVAL;
476 }
477
478 nid = 0x02;
479 err = lola_init_pcm(chip, CAPT, &nid);
480 if (err < 0)
481 return err;
482 err = lola_init_pcm(chip, PLAY, &nid);
483 if (err < 0)
484 return err;
485
486 err = lola_init_pins(chip, CAPT, &nid);
487 if (err < 0)
488 return err;
489 err = lola_init_pins(chip, PLAY, &nid);
490 if (err < 0)
491 return err;
492
493 if (LOLA_AFG_CLOCK_WIDGET_PRESENT(chip->lola_caps)) {
494 err = lola_init_clock_widget(chip, nid);
495 if (err < 0)
496 return err;
497 nid++;
498 }
499 if (LOLA_AFG_MIXER_WIDGET_PRESENT(chip->lola_caps)) {
500 err = lola_init_mixer_widget(chip, nid);
501 if (err < 0)
502 return err;
503 nid++;
504 }
505
506
507 err = lola_enable_clock_events(chip);
508 if (err < 0)
509 return err;
510
511
512
513
514 if (!chip->cold_reset) {
515 lola_reset_setups(chip);
516 chip->cold_reset = 1;
517 } else {
518
519 if (chip->granularity != LOLA_GRANULARITY_MIN)
520 lola_set_granularity(chip, chip->granularity, true);
521 }
522
523 return 0;
524}
525
526static void lola_stop_hw(struct lola *chip)
527{
528 stop_corb_rirb(chip);
529 lola_irq_disable(chip);
530}
531
532static void lola_free(struct lola *chip)
533{
534 if (chip->initialized)
535 lola_stop_hw(chip);
536 lola_free_pcm(chip);
537 lola_free_mixer(chip);
538 if (chip->irq >= 0)
539 free_irq(chip->irq, (void *)chip);
540 iounmap(chip->bar[0].remap_addr);
541 iounmap(chip->bar[1].remap_addr);
542 if (chip->rb.area)
543 snd_dma_free_pages(&chip->rb);
544 pci_release_regions(chip->pci);
545 pci_disable_device(chip->pci);
546 kfree(chip);
547}
548
549static int lola_dev_free(struct snd_device *device)
550{
551 lola_free(device->device_data);
552 return 0;
553}
554
555static int lola_create(struct snd_card *card, struct pci_dev *pci,
556 int dev, struct lola **rchip)
557{
558 struct lola *chip;
559 int err;
560 unsigned int dever;
561 static const struct snd_device_ops ops = {
562 .dev_free = lola_dev_free,
563 };
564
565 *rchip = NULL;
566
567 err = pci_enable_device(pci);
568 if (err < 0)
569 return err;
570
571 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
572 if (!chip) {
573 pci_disable_device(pci);
574 return -ENOMEM;
575 }
576
577 spin_lock_init(&chip->reg_lock);
578 mutex_init(&chip->open_mutex);
579 chip->card = card;
580 chip->pci = pci;
581 chip->irq = -1;
582
583 chip->granularity = granularity[dev];
584 switch (chip->granularity) {
585 case 8:
586 chip->sample_rate_max = 48000;
587 break;
588 case 16:
589 chip->sample_rate_max = 96000;
590 break;
591 case 32:
592 chip->sample_rate_max = 192000;
593 break;
594 default:
595 dev_warn(chip->card->dev,
596 "Invalid granularity %d, reset to %d\n",
597 chip->granularity, LOLA_GRANULARITY_MAX);
598 chip->granularity = LOLA_GRANULARITY_MAX;
599 chip->sample_rate_max = 192000;
600 break;
601 }
602 chip->sample_rate_min = sample_rate_min[dev];
603 if (chip->sample_rate_min > chip->sample_rate_max) {
604 dev_warn(chip->card->dev,
605 "Invalid sample_rate_min %d, reset to 16000\n",
606 chip->sample_rate_min);
607 chip->sample_rate_min = 16000;
608 }
609
610 err = pci_request_regions(pci, DRVNAME);
611 if (err < 0) {
612 kfree(chip);
613 pci_disable_device(pci);
614 return err;
615 }
616
617 chip->bar[0].addr = pci_resource_start(pci, 0);
618 chip->bar[0].remap_addr = pci_ioremap_bar(pci, 0);
619 chip->bar[1].addr = pci_resource_start(pci, 2);
620 chip->bar[1].remap_addr = pci_ioremap_bar(pci, 2);
621 if (!chip->bar[0].remap_addr || !chip->bar[1].remap_addr) {
622 dev_err(chip->card->dev, "ioremap error\n");
623 err = -ENXIO;
624 goto errout;
625 }
626
627 pci_set_master(pci);
628
629 err = reset_controller(chip);
630 if (err < 0)
631 goto errout;
632
633 if (request_irq(pci->irq, lola_interrupt, IRQF_SHARED,
634 KBUILD_MODNAME, chip)) {
635 dev_err(chip->card->dev, "unable to grab IRQ %d\n", pci->irq);
636 err = -EBUSY;
637 goto errout;
638 }
639 chip->irq = pci->irq;
640 card->sync_irq = chip->irq;
641
642 dever = lola_readl(chip, BAR1, DEVER);
643 chip->pcm[CAPT].num_streams = (dever >> 0) & 0x3ff;
644 chip->pcm[PLAY].num_streams = (dever >> 10) & 0x3ff;
645 chip->version = (dever >> 24) & 0xff;
646 dev_dbg(chip->card->dev, "streams in=%d, out=%d, version=0x%x\n",
647 chip->pcm[CAPT].num_streams, chip->pcm[PLAY].num_streams,
648 chip->version);
649
650
651 if (chip->pcm[CAPT].num_streams > MAX_STREAM_IN_COUNT ||
652 chip->pcm[PLAY].num_streams > MAX_STREAM_OUT_COUNT ||
653 (!chip->pcm[CAPT].num_streams &&
654 !chip->pcm[PLAY].num_streams)) {
655 dev_err(chip->card->dev, "invalid DEVER = %x\n", dever);
656 err = -EINVAL;
657 goto errout;
658 }
659
660 err = setup_corb_rirb(chip);
661 if (err < 0)
662 goto errout;
663
664 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
665 if (err < 0) {
666 dev_err(chip->card->dev, "Error creating device [card]!\n");
667 goto errout;
668 }
669
670 strcpy(card->driver, "Lola");
671 strscpy(card->shortname, "Digigram Lola", sizeof(card->shortname));
672 snprintf(card->longname, sizeof(card->longname),
673 "%s at 0x%lx irq %i",
674 card->shortname, chip->bar[0].addr, chip->irq);
675 strcpy(card->mixername, card->shortname);
676
677 lola_irq_enable(chip);
678
679 chip->initialized = 1;
680 *rchip = chip;
681 return 0;
682
683 errout:
684 lola_free(chip);
685 return err;
686}
687
688static int lola_probe(struct pci_dev *pci,
689 const struct pci_device_id *pci_id)
690{
691 static int dev;
692 struct snd_card *card;
693 struct lola *chip;
694 int err;
695
696 if (dev >= SNDRV_CARDS)
697 return -ENODEV;
698 if (!enable[dev]) {
699 dev++;
700 return -ENOENT;
701 }
702
703 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
704 0, &card);
705 if (err < 0) {
706 dev_err(&pci->dev, "Error creating card!\n");
707 return err;
708 }
709
710 err = lola_create(card, pci, dev, &chip);
711 if (err < 0)
712 goto out_free;
713 card->private_data = chip;
714
715 err = lola_parse_tree(chip);
716 if (err < 0)
717 goto out_free;
718
719 err = lola_create_pcm(chip);
720 if (err < 0)
721 goto out_free;
722
723 err = lola_create_mixer(chip);
724 if (err < 0)
725 goto out_free;
726
727 lola_proc_debug_new(chip);
728
729 err = snd_card_register(card);
730 if (err < 0)
731 goto out_free;
732
733 pci_set_drvdata(pci, card);
734 dev++;
735 return err;
736out_free:
737 snd_card_free(card);
738 return err;
739}
740
741static void lola_remove(struct pci_dev *pci)
742{
743 snd_card_free(pci_get_drvdata(pci));
744}
745
746
747static const struct pci_device_id lola_ids[] = {
748 { PCI_VDEVICE(DIGIGRAM, 0x0001) },
749 { 0, }
750};
751MODULE_DEVICE_TABLE(pci, lola_ids);
752
753
754static struct pci_driver lola_driver = {
755 .name = KBUILD_MODNAME,
756 .id_table = lola_ids,
757 .probe = lola_probe,
758 .remove = lola_remove,
759};
760
761module_pci_driver(lola_driver);
762
