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23
24#include <linux/init.h>
25#include <linux/err.h>
26#include <linux/isa.h>
27#include <linux/delay.h>
28#include <linux/pnp.h>
29#include <linux/spinlock.h>
30#include <linux/moduleparam.h>
31#include <asm/dma.h>
32#include <sound/core.h>
33#include <sound/hwdep.h>
34#include <sound/wss.h>
35#include <sound/mpu401.h>
36#include <sound/initval.h>
37
38#include <sound/sscape_ioctl.h>
39
40
41MODULE_AUTHOR("Chris Rankin");
42MODULE_DESCRIPTION("ENSONIQ SoundScape PnP driver");
43MODULE_LICENSE("GPL");
44
45static int index[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_IDX;
46static char* id[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_STR;
47static long port[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PORT;
48static long wss_port[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PORT;
49static int irq[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_IRQ;
50static int mpu_irq[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_IRQ;
51static int dma[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_DMA;
52static int dma2[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_DMA;
53
54module_param_array(index, int, NULL, 0444);
55MODULE_PARM_DESC(index, "Index number for SoundScape soundcard");
56
57module_param_array(id, charp, NULL, 0444);
58MODULE_PARM_DESC(id, "Description for SoundScape card");
59
60module_param_array(port, long, NULL, 0444);
61MODULE_PARM_DESC(port, "Port # for SoundScape driver.");
62
63module_param_array(wss_port, long, NULL, 0444);
64MODULE_PARM_DESC(wss_port, "WSS Port # for SoundScape driver.");
65
66module_param_array(irq, int, NULL, 0444);
67MODULE_PARM_DESC(irq, "IRQ # for SoundScape driver.");
68
69module_param_array(mpu_irq, int, NULL, 0444);
70MODULE_PARM_DESC(mpu_irq, "MPU401 IRQ # for SoundScape driver.");
71
72module_param_array(dma, int, NULL, 0444);
73MODULE_PARM_DESC(dma, "DMA # for SoundScape driver.");
74
75module_param_array(dma2, int, NULL, 0444);
76MODULE_PARM_DESC(dma2, "DMA2 # for SoundScape driver.");
77
78#ifdef CONFIG_PNP
79static int isa_registered;
80static int pnp_registered;
81
82static struct pnp_card_device_id sscape_pnpids[] = {
83 { .id = "ENS3081", .devs = { { "ENS0000" } } },
84 { .id = "ENS4081", .devs = { { "ENS1011" } } },
85 { .id = "" }
86};
87
88MODULE_DEVICE_TABLE(pnp_card, sscape_pnpids);
89#endif
90
91
92#define HOST_CTRL_IO(i) ((i) + 2)
93#define HOST_DATA_IO(i) ((i) + 3)
94#define ODIE_ADDR_IO(i) ((i) + 4)
95#define ODIE_DATA_IO(i) ((i) + 5)
96#define CODEC_IO(i) ((i) + 8)
97
98#define IC_ODIE 1
99#define IC_OPUS 2
100
101#define RX_READY 0x01
102#define TX_READY 0x02
103
104#define CMD_ACK 0x80
105#define CMD_SET_MIDI_VOL 0x84
106#define CMD_GET_MIDI_VOL 0x85
107#define CMD_XXX_MIDI_VOL 0x86
108#define CMD_SET_EXTMIDI 0x8a
109#define CMD_GET_EXTMIDI 0x8b
110#define CMD_SET_MT32 0x8c
111#define CMD_GET_MT32 0x8d
112
113enum GA_REG {
114 GA_INTSTAT_REG = 0,
115 GA_INTENA_REG,
116 GA_DMAA_REG,
117 GA_DMAB_REG,
118 GA_INTCFG_REG,
119 GA_DMACFG_REG,
120 GA_CDCFG_REG,
121 GA_SMCFGA_REG,
122 GA_SMCFGB_REG,
123 GA_HMCTL_REG
124};
125
126#define DMA_8BIT 0x80
127
128
129enum card_type {
130 SSCAPE,
131 SSCAPE_PNP,
132 SSCAPE_VIVO,
133};
134
135struct soundscape {
136 spinlock_t lock;
137 unsigned io_base;
138 int ic_type;
139 enum card_type type;
140 struct resource *io_res;
141 struct resource *wss_res;
142 struct snd_wss *chip;
143 struct snd_mpu401 *mpu;
144 struct snd_hwdep *hw;
145
146
147
148
149
150 spinlock_t fwlock;
151 int hw_in_use;
152 unsigned long midi_usage;
153 unsigned char midi_vol;
154};
155
156#define INVALID_IRQ ((unsigned)-1)
157
158
159static inline struct soundscape *get_card_soundscape(struct snd_card *c)
160{
161 return (struct soundscape *) (c->private_data);
162}
163
164static inline struct soundscape *get_mpu401_soundscape(struct snd_mpu401 * mpu)
165{
166 return (struct soundscape *) (mpu->private_data);
167}
168
169static inline struct soundscape *get_hwdep_soundscape(struct snd_hwdep * hw)
170{
171 return (struct soundscape *) (hw->private_data);
172}
173
174
175
176
177
178
179
180static struct snd_dma_buffer *get_dmabuf(struct snd_dma_buffer *buf, unsigned long size)
181{
182 if (buf) {
183 if (snd_dma_alloc_pages_fallback(SNDRV_DMA_TYPE_DEV, snd_dma_isa_data(),
184 size, buf) < 0) {
185 snd_printk(KERN_ERR "sscape: Failed to allocate %lu bytes for DMA\n", size);
186 return NULL;
187 }
188 }
189
190 return buf;
191}
192
193
194
195
196static void free_dmabuf(struct snd_dma_buffer *buf)
197{
198 if (buf && buf->area)
199 snd_dma_free_pages(buf);
200}
201
202
203
204
205
206
207
208static inline void sscape_write_unsafe(unsigned io_base, enum GA_REG reg, unsigned char val)
209{
210 outb(reg, ODIE_ADDR_IO(io_base));
211 outb(val, ODIE_DATA_IO(io_base));
212}
213
214
215
216
217
218static void sscape_write(struct soundscape *s, enum GA_REG reg, unsigned char val)
219{
220 unsigned long flags;
221
222 spin_lock_irqsave(&s->lock, flags);
223 sscape_write_unsafe(s->io_base, reg, val);
224 spin_unlock_irqrestore(&s->lock, flags);
225}
226
227
228
229
230
231static inline unsigned char sscape_read_unsafe(unsigned io_base, enum GA_REG reg)
232{
233 outb(reg, ODIE_ADDR_IO(io_base));
234 return inb(ODIE_DATA_IO(io_base));
235}
236
237
238
239
240static inline void set_host_mode_unsafe(unsigned io_base)
241{
242 outb(0x0, HOST_CTRL_IO(io_base));
243}
244
245
246
247
248static inline void set_midi_mode_unsafe(unsigned io_base)
249{
250 outb(0x3, HOST_CTRL_IO(io_base));
251}
252
253
254
255
256
257static inline int host_read_unsafe(unsigned io_base)
258{
259 int data = -1;
260 if ((inb(HOST_CTRL_IO(io_base)) & RX_READY) != 0) {
261 data = inb(HOST_DATA_IO(io_base));
262 }
263
264 return data;
265}
266
267
268
269
270
271
272static int host_read_ctrl_unsafe(unsigned io_base, unsigned timeout)
273{
274 int data;
275
276 while (((data = host_read_unsafe(io_base)) < 0) && (timeout != 0)) {
277 udelay(100);
278 --timeout;
279 }
280
281 return data;
282}
283
284
285
286
287
288static inline int host_write_unsafe(unsigned io_base, unsigned char data)
289{
290 if ((inb(HOST_CTRL_IO(io_base)) & TX_READY) != 0) {
291 outb(data, HOST_DATA_IO(io_base));
292 return 1;
293 }
294
295 return 0;
296}
297
298
299
300
301
302
303static int host_write_ctrl_unsafe(unsigned io_base, unsigned char data,
304 unsigned timeout)
305{
306 int err;
307
308 while (!(err = host_write_unsafe(io_base, data)) && (timeout != 0)) {
309 udelay(100);
310 --timeout;
311 }
312
313 return err;
314}
315
316
317
318
319
320
321
322
323static inline int verify_mpu401(const struct snd_mpu401 * mpu)
324{
325 return ((inb(MPU401C(mpu)) & 0xc0) == 0x80);
326}
327
328
329
330
331static inline void initialise_mpu401(const struct snd_mpu401 * mpu)
332{
333 outb(0, MPU401D(mpu));
334}
335
336
337
338
339
340
341static inline void activate_ad1845_unsafe(unsigned io_base)
342{
343 sscape_write_unsafe(io_base, GA_HMCTL_REG, (sscape_read_unsafe(io_base, GA_HMCTL_REG) & 0xcf) | 0x10);
344 sscape_write_unsafe(io_base, GA_CDCFG_REG, 0x80);
345}
346
347
348
349
350static void soundscape_free(struct snd_card *c)
351{
352 struct soundscape *sscape = get_card_soundscape(c);
353 release_and_free_resource(sscape->io_res);
354 release_and_free_resource(sscape->wss_res);
355 free_dma(sscape->chip->dma1);
356}
357
358
359
360
361
362static inline void sscape_start_dma_unsafe(unsigned io_base, enum GA_REG reg)
363{
364 sscape_write_unsafe(io_base, reg, sscape_read_unsafe(io_base, reg) | 0x01);
365 sscape_write_unsafe(io_base, reg, sscape_read_unsafe(io_base, reg) & 0xfe);
366}
367
368
369
370
371
372static int sscape_wait_dma_unsafe(unsigned io_base, enum GA_REG reg, unsigned timeout)
373{
374 while (!(sscape_read_unsafe(io_base, reg) & 0x01) && (timeout != 0)) {
375 udelay(100);
376 --timeout;
377 }
378
379 return (sscape_read_unsafe(io_base, reg) & 0x01);
380}
381
382
383
384
385
386
387
388
389static int obp_startup_ack(struct soundscape *s, unsigned timeout)
390{
391 unsigned long end_time = jiffies + msecs_to_jiffies(timeout);
392
393 do {
394 unsigned long flags;
395 unsigned char x;
396
397 spin_lock_irqsave(&s->lock, flags);
398 x = inb(HOST_DATA_IO(s->io_base));
399 spin_unlock_irqrestore(&s->lock, flags);
400 if ((x & 0xfe) == 0xfe)
401 return 1;
402
403 msleep(10);
404 } while (time_before(jiffies, end_time));
405
406 return 0;
407}
408
409
410
411
412
413
414
415
416static int host_startup_ack(struct soundscape *s, unsigned timeout)
417{
418 unsigned long end_time = jiffies + msecs_to_jiffies(timeout);
419
420 do {
421 unsigned long flags;
422 unsigned char x;
423
424 spin_lock_irqsave(&s->lock, flags);
425 x = inb(HOST_DATA_IO(s->io_base));
426 spin_unlock_irqrestore(&s->lock, flags);
427 if (x == 0xfe)
428 return 1;
429
430 msleep(10);
431 } while (time_before(jiffies, end_time));
432
433 return 0;
434}
435
436
437
438
439static int upload_dma_data(struct soundscape *s,
440 const unsigned char __user *data,
441 size_t size)
442{
443 unsigned long flags;
444 struct snd_dma_buffer dma;
445 int ret;
446
447 if (!get_dmabuf(&dma, PAGE_ALIGN(size)))
448 return -ENOMEM;
449
450 spin_lock_irqsave(&s->lock, flags);
451
452
453
454
455 sscape_write_unsafe(s->io_base, GA_HMCTL_REG, sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f);
456
457
458
459
460 sscape_write_unsafe(s->io_base, GA_DMACFG_REG, 0x50);
461 sscape_write_unsafe(s->io_base, GA_DMAA_REG, (s->chip->dma1 << 4) | DMA_8BIT);
462 sscape_write_unsafe(s->io_base, GA_DMAB_REG, 0x20);
463
464
465
466
467 sscape_write_unsafe(s->io_base, GA_HMCTL_REG, sscape_read_unsafe(s->io_base, GA_HMCTL_REG) | 0x80);
468
469
470
471
472
473 while (size != 0) {
474 unsigned long len;
475
476
477
478
479
480
481 spin_unlock_irqrestore(&s->lock, flags);
482
483
484
485
486
487
488 len = min(size, dma.bytes);
489 len -= __copy_from_user(dma.area, data, len);
490 data += len;
491 size -= len;
492
493
494
495
496
497 spin_lock_irqsave(&s->lock, flags);
498
499 snd_dma_program(s->chip->dma1, dma.addr, len, DMA_MODE_WRITE);
500 sscape_start_dma_unsafe(s->io_base, GA_DMAA_REG);
501 if (!sscape_wait_dma_unsafe(s->io_base, GA_DMAA_REG, 5000)) {
502
503
504
505 spin_unlock_irqrestore(&s->lock, flags);
506
507 snd_printk(KERN_ERR "sscape: DMA upload has timed out\n");
508 ret = -EAGAIN;
509 goto _release_dma;
510 }
511 }
512
513 set_host_mode_unsafe(s->io_base);
514
515
516
517
518 sscape_write_unsafe(s->io_base, GA_HMCTL_REG, sscape_read_unsafe(s->io_base, GA_HMCTL_REG) | 0x40);
519 spin_unlock_irqrestore(&s->lock, flags);
520
521
522
523
524
525
526 ret = 0;
527 if (!obp_startup_ack(s, 5000)) {
528 snd_printk(KERN_ERR "sscape: No response from on-board processor after upload\n");
529 ret = -EAGAIN;
530 } else if (!host_startup_ack(s, 5000)) {
531 snd_printk(KERN_ERR "sscape: SoundScape failed to initialise\n");
532 ret = -EAGAIN;
533 }
534
535_release_dma:
536
537
538
539 sscape_write(s, GA_DMAA_REG, (s->ic_type == IC_ODIE ? 0x70 : 0x40));
540 free_dmabuf(&dma);
541
542 return ret;
543}
544
545
546
547
548
549
550
551
552
553
554static int sscape_upload_bootblock(struct soundscape *sscape, struct sscape_bootblock __user *bb)
555{
556 unsigned long flags;
557 int data = 0;
558 int ret;
559
560 ret = upload_dma_data(sscape, bb->code, sizeof(bb->code));
561
562 spin_lock_irqsave(&sscape->lock, flags);
563 if (ret == 0) {
564 data = host_read_ctrl_unsafe(sscape->io_base, 100);
565 }
566 set_midi_mode_unsafe(sscape->io_base);
567 spin_unlock_irqrestore(&sscape->lock, flags);
568
569 if (ret == 0) {
570 if (data < 0) {
571 snd_printk(KERN_ERR "sscape: timeout reading firmware version\n");
572 ret = -EAGAIN;
573 }
574 else if (__copy_to_user(&bb->version, &data, sizeof(bb->version))) {
575 ret = -EFAULT;
576 }
577 }
578
579 return ret;
580}
581
582
583
584
585
586
587
588
589static int sscape_upload_microcode(struct soundscape *sscape,
590 const struct sscape_microcode __user *mc)
591{
592 unsigned long flags;
593 char __user *code;
594 int err;
595
596
597
598
599
600
601
602
603
604 if ( get_user(code, &mc->code) ||
605 !access_ok(VERIFY_READ, code, SSCAPE_MICROCODE_SIZE) )
606 return -EFAULT;
607
608 if ((err = upload_dma_data(sscape, code, SSCAPE_MICROCODE_SIZE)) == 0) {
609 snd_printk(KERN_INFO "sscape: MIDI firmware loaded\n");
610 }
611
612 spin_lock_irqsave(&sscape->lock, flags);
613 set_midi_mode_unsafe(sscape->io_base);
614 spin_unlock_irqrestore(&sscape->lock, flags);
615
616 initialise_mpu401(sscape->mpu);
617
618 return err;
619}
620
621
622
623
624
625
626
627
628
629static int sscape_hw_open(struct snd_hwdep * hw, struct file *file)
630{
631 register struct soundscape *sscape = get_hwdep_soundscape(hw);
632 unsigned long flags;
633 int err;
634
635 spin_lock_irqsave(&sscape->fwlock, flags);
636
637 if ((sscape->midi_usage != 0) || sscape->hw_in_use) {
638 err = -EBUSY;
639 } else {
640 sscape->hw_in_use = 1;
641 err = 0;
642 }
643
644 spin_unlock_irqrestore(&sscape->fwlock, flags);
645 return err;
646}
647
648static int sscape_hw_release(struct snd_hwdep * hw, struct file *file)
649{
650 register struct soundscape *sscape = get_hwdep_soundscape(hw);
651 unsigned long flags;
652
653 spin_lock_irqsave(&sscape->fwlock, flags);
654 sscape->hw_in_use = 0;
655 spin_unlock_irqrestore(&sscape->fwlock, flags);
656 return 0;
657}
658
659static int sscape_hw_ioctl(struct snd_hwdep * hw, struct file *file,
660 unsigned int cmd, unsigned long arg)
661{
662 struct soundscape *sscape = get_hwdep_soundscape(hw);
663 int err = -EBUSY;
664
665 switch (cmd) {
666 case SND_SSCAPE_LOAD_BOOTB:
667 {
668 register struct sscape_bootblock __user *bb = (struct sscape_bootblock __user *) arg;
669
670
671
672
673
674
675 if ( !access_ok(VERIFY_READ, bb->code, sizeof(bb->code)) )
676 return -EFAULT;
677
678
679
680
681 if ( !access_ok(VERIFY_WRITE, &bb->version, sizeof(bb->version)) )
682 return -EFAULT;
683
684 err = sscape_upload_bootblock(sscape, bb);
685 }
686 break;
687
688 case SND_SSCAPE_LOAD_MCODE:
689 {
690 register const struct sscape_microcode __user *mc = (const struct sscape_microcode __user *) arg;
691
692 err = sscape_upload_microcode(sscape, mc);
693 }
694 break;
695
696 default:
697 err = -EINVAL;
698 break;
699 }
700
701 return err;
702}
703
704
705
706
707
708static int sscape_midi_info(struct snd_kcontrol *ctl,
709 struct snd_ctl_elem_info *uinfo)
710{
711 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
712 uinfo->count = 1;
713 uinfo->value.integer.min = 0;
714 uinfo->value.integer.max = 127;
715 return 0;
716}
717
718static int sscape_midi_get(struct snd_kcontrol *kctl,
719 struct snd_ctl_elem_value *uctl)
720{
721 struct snd_wss *chip = snd_kcontrol_chip(kctl);
722 struct snd_card *card = chip->card;
723 register struct soundscape *s = get_card_soundscape(card);
724 unsigned long flags;
725
726 spin_lock_irqsave(&s->lock, flags);
727 uctl->value.integer.value[0] = s->midi_vol;
728 spin_unlock_irqrestore(&s->lock, flags);
729 return 0;
730}
731
732static int sscape_midi_put(struct snd_kcontrol *kctl,
733 struct snd_ctl_elem_value *uctl)
734{
735 struct snd_wss *chip = snd_kcontrol_chip(kctl);
736 struct snd_card *card = chip->card;
737 register struct soundscape *s = get_card_soundscape(card);
738 unsigned long flags;
739 int change;
740
741 spin_lock_irqsave(&s->lock, flags);
742
743
744
745
746
747 set_host_mode_unsafe(s->io_base);
748
749
750
751
752
753
754
755 if (s->midi_vol == ((unsigned char) uctl->value.integer. value[0] & 127)) {
756 change = 0;
757 goto __skip_change;
758 }
759 change = (host_write_ctrl_unsafe(s->io_base, CMD_SET_MIDI_VOL, 100)
760 && host_write_ctrl_unsafe(s->io_base, ((unsigned char) uctl->value.integer. value[0]) & 127, 100)
761 && host_write_ctrl_unsafe(s->io_base, CMD_XXX_MIDI_VOL, 100));
762 s->midi_vol = (unsigned char) uctl->value.integer.value[0] & 127;
763 __skip_change:
764
765
766
767
768 set_midi_mode_unsafe(s->io_base);
769
770 spin_unlock_irqrestore(&s->lock, flags);
771 return change;
772}
773
774static struct snd_kcontrol_new midi_mixer_ctl = {
775 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
776 .name = "MIDI",
777 .info = sscape_midi_info,
778 .get = sscape_midi_get,
779 .put = sscape_midi_put
780};
781
782
783
784
785
786
787static unsigned __devinit get_irq_config(int irq)
788{
789 static const int valid_irq[] = { 9, 5, 7, 10 };
790 unsigned cfg;
791
792 for (cfg = 0; cfg < ARRAY_SIZE(valid_irq); ++cfg) {
793 if (irq == valid_irq[cfg])
794 return cfg;
795 }
796
797 return INVALID_IRQ;
798}
799
800
801
802
803
804
805static int __devinit detect_sscape(struct soundscape *s, long wss_io)
806{
807 unsigned long flags;
808 unsigned d;
809 int retval = 0;
810
811 spin_lock_irqsave(&s->lock, flags);
812
813
814
815
816
817
818 if ((inb(HOST_CTRL_IO(s->io_base)) & 0x78) != 0)
819 goto _done;
820
821 d = inb(ODIE_ADDR_IO(s->io_base)) & 0xf0;
822 if ((d & 0x80) != 0)
823 goto _done;
824
825 if (d == 0)
826 s->ic_type = IC_ODIE;
827 else if ((d & 0x60) != 0)
828 s->ic_type = IC_OPUS;
829 else
830 goto _done;
831
832 outb(0xfa, ODIE_ADDR_IO(s->io_base));
833 if ((inb(ODIE_ADDR_IO(s->io_base)) & 0x9f) != 0x0a)
834 goto _done;
835
836 outb(0xfe, ODIE_ADDR_IO(s->io_base));
837 if ((inb(ODIE_ADDR_IO(s->io_base)) & 0x9f) != 0x0e)
838 goto _done;
839
840 outb(0xfe, ODIE_ADDR_IO(s->io_base));
841 d = inb(ODIE_DATA_IO(s->io_base));
842 if (s->type != SSCAPE_VIVO && (d & 0x9f) != 0x0e)
843 goto _done;
844
845 d = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f;
846 sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d | 0xc0);
847
848 if (s->type == SSCAPE_VIVO)
849 wss_io += 4;
850
851 for (d = 0; d < 500; d++) {
852 if ((inb(wss_io) & 0x80) == 0)
853 break;
854 spin_unlock_irqrestore(&s->lock, flags);
855 msleep(1);
856 spin_lock_irqsave(&s->lock, flags);
857 }
858 snd_printd(KERN_INFO "init delay = %d ms\n", d);
859
860
861
862
863 retval = 1;
864
865 _done:
866 spin_unlock_irqrestore(&s->lock, flags);
867 return retval;
868}
869
870
871
872
873
874
875
876static int mpu401_open(struct snd_mpu401 * mpu)
877{
878 int err;
879
880 if (!verify_mpu401(mpu)) {
881 snd_printk(KERN_ERR "sscape: MIDI disabled, please load firmware\n");
882 err = -ENODEV;
883 } else {
884 register struct soundscape *sscape = get_mpu401_soundscape(mpu);
885 unsigned long flags;
886
887 spin_lock_irqsave(&sscape->fwlock, flags);
888
889 if (sscape->hw_in_use || (sscape->midi_usage == ULONG_MAX)) {
890 err = -EBUSY;
891 } else {
892 ++(sscape->midi_usage);
893 err = 0;
894 }
895
896 spin_unlock_irqrestore(&sscape->fwlock, flags);
897 }
898
899 return err;
900}
901
902static void mpu401_close(struct snd_mpu401 * mpu)
903{
904 register struct soundscape *sscape = get_mpu401_soundscape(mpu);
905 unsigned long flags;
906
907 spin_lock_irqsave(&sscape->fwlock, flags);
908 --(sscape->midi_usage);
909 spin_unlock_irqrestore(&sscape->fwlock, flags);
910}
911
912
913
914
915static int __devinit create_mpu401(struct snd_card *card, int devnum, unsigned long port, int irq)
916{
917 struct soundscape *sscape = get_card_soundscape(card);
918 struct snd_rawmidi *rawmidi;
919 int err;
920
921 if ((err = snd_mpu401_uart_new(card, devnum,
922 MPU401_HW_MPU401,
923 port, MPU401_INFO_INTEGRATED,
924 irq, IRQF_DISABLED,
925 &rawmidi)) == 0) {
926 struct snd_mpu401 *mpu = (struct snd_mpu401 *) rawmidi->private_data;
927 mpu->open_input = mpu401_open;
928 mpu->open_output = mpu401_open;
929 mpu->close_input = mpu401_close;
930 mpu->close_output = mpu401_close;
931 mpu->private_data = sscape;
932 sscape->mpu = mpu;
933
934 initialise_mpu401(mpu);
935 }
936
937 return err;
938}
939
940
941
942
943
944
945
946
947static int __devinit create_ad1845(struct snd_card *card, unsigned port,
948 int irq, int dma1, int dma2)
949{
950 register struct soundscape *sscape = get_card_soundscape(card);
951 struct snd_wss *chip;
952 int err;
953
954 if (sscape->type == SSCAPE_VIVO)
955 port += 4;
956
957 if (dma1 == dma2)
958 dma2 = -1;
959
960 err = snd_wss_create(card, port, -1, irq, dma1, dma2,
961 WSS_HW_DETECT, WSS_HWSHARE_DMA1, &chip);
962 if (!err) {
963 unsigned long flags;
964 struct snd_pcm *pcm;
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979 if (sscape->type != SSCAPE_VIVO) {
980
981
982
983
984
985 snd_wss_mce_up(chip);
986 spin_lock_irqsave(&chip->reg_lock, flags);
987 snd_wss_out(chip, AD1845_CLOCK, 0x20);
988 spin_unlock_irqrestore(&chip->reg_lock, flags);
989 snd_wss_mce_down(chip);
990
991 }
992
993 err = snd_wss_pcm(chip, 0, &pcm);
994 if (err < 0) {
995 snd_printk(KERN_ERR "sscape: No PCM device "
996 "for AD1845 chip\n");
997 goto _error;
998 }
999
1000 err = snd_wss_mixer(chip);
1001 if (err < 0) {
1002 snd_printk(KERN_ERR "sscape: No mixer device "
1003 "for AD1845 chip\n");
1004 goto _error;
1005 }
1006 if (chip->hardware != WSS_HW_AD1848) {
1007 err = snd_wss_timer(chip, 0, NULL);
1008 if (err < 0) {
1009 snd_printk(KERN_ERR "sscape: No timer device "
1010 "for AD1845 chip\n");
1011 goto _error;
1012 }
1013 }
1014
1015 if (sscape->type != SSCAPE_VIVO) {
1016 err = snd_ctl_add(card,
1017 snd_ctl_new1(&midi_mixer_ctl, chip));
1018 if (err < 0) {
1019 snd_printk(KERN_ERR "sscape: Could not create "
1020 "MIDI mixer control\n");
1021 goto _error;
1022 }
1023 }
1024
1025 strcpy(card->driver, "SoundScape");
1026 strcpy(card->shortname, pcm->name);
1027 snprintf(card->longname, sizeof(card->longname),
1028 "%s at 0x%lx, IRQ %d, DMA1 %d, DMA2 %d\n",
1029 pcm->name, chip->port, chip->irq,
1030 chip->dma1, chip->dma2);
1031
1032 sscape->chip = chip;
1033 }
1034
1035 _error:
1036 return err;
1037}
1038
1039
1040
1041
1042
1043
1044static int __devinit create_sscape(int dev, struct snd_card *card)
1045{
1046 struct soundscape *sscape = get_card_soundscape(card);
1047 unsigned dma_cfg;
1048 unsigned irq_cfg;
1049 unsigned mpu_irq_cfg;
1050 struct resource *io_res;
1051 struct resource *wss_res;
1052 unsigned long flags;
1053 int err;
1054
1055
1056
1057
1058 irq_cfg = get_irq_config(irq[dev]);
1059 if (irq_cfg == INVALID_IRQ) {
1060 snd_printk(KERN_ERR "sscape: Invalid IRQ %d\n", irq[dev]);
1061 return -ENXIO;
1062 }
1063
1064 mpu_irq_cfg = get_irq_config(mpu_irq[dev]);
1065 if (mpu_irq_cfg == INVALID_IRQ) {
1066 printk(KERN_ERR "sscape: Invalid IRQ %d\n", mpu_irq[dev]);
1067 return -ENXIO;
1068 }
1069
1070
1071
1072
1073
1074 io_res = request_region(port[dev], 8, "SoundScape");
1075 if (!io_res) {
1076 snd_printk(KERN_ERR
1077 "sscape: can't grab port 0x%lx\n", port[dev]);
1078 return -EBUSY;
1079 }
1080 wss_res = NULL;
1081 if (sscape->type == SSCAPE_VIVO) {
1082 wss_res = request_region(wss_port[dev], 4, "SoundScape");
1083 if (!wss_res) {
1084 snd_printk(KERN_ERR "sscape: can't grab port 0x%lx\n",
1085 wss_port[dev]);
1086 err = -EBUSY;
1087 goto _release_region;
1088 }
1089 }
1090
1091
1092
1093
1094 err = request_dma(dma[dev], "SoundScape");
1095 if (err < 0) {
1096 snd_printk(KERN_ERR "sscape: can't grab DMA %d\n", dma[dev]);
1097 goto _release_region;
1098 }
1099
1100 spin_lock_init(&sscape->lock);
1101 spin_lock_init(&sscape->fwlock);
1102 sscape->io_res = io_res;
1103 sscape->wss_res = wss_res;
1104 sscape->io_base = port[dev];
1105
1106 if (!detect_sscape(sscape, wss_port[dev])) {
1107 printk(KERN_ERR "sscape: hardware not detected at 0x%x\n", sscape->io_base);
1108 err = -ENODEV;
1109 goto _release_dma;
1110 }
1111
1112 printk(KERN_INFO "sscape: hardware detected at 0x%x, using IRQ %d, DMA %d\n",
1113 sscape->io_base, irq[dev], dma[dev]);
1114
1115 if (sscape->type != SSCAPE_VIVO) {
1116
1117
1118
1119
1120
1121
1122 err = snd_hwdep_new(card, "MC68EC000", 0, &(sscape->hw));
1123 if (err < 0) {
1124 printk(KERN_ERR "sscape: Failed to create "
1125 "firmware device\n");
1126 goto _release_dma;
1127 }
1128 strlcpy(sscape->hw->name, "SoundScape M68K",
1129 sizeof(sscape->hw->name));
1130 sscape->hw->name[sizeof(sscape->hw->name) - 1] = '\0';
1131 sscape->hw->iface = SNDRV_HWDEP_IFACE_SSCAPE;
1132 sscape->hw->ops.open = sscape_hw_open;
1133 sscape->hw->ops.release = sscape_hw_release;
1134 sscape->hw->ops.ioctl = sscape_hw_ioctl;
1135 sscape->hw->private_data = sscape;
1136 }
1137
1138
1139
1140
1141
1142 spin_lock_irqsave(&sscape->lock, flags);
1143
1144 activate_ad1845_unsafe(sscape->io_base);
1145
1146 sscape_write_unsafe(sscape->io_base, GA_INTENA_REG, 0x00);
1147 sscape_write_unsafe(sscape->io_base, GA_SMCFGA_REG, 0x2e);
1148 sscape_write_unsafe(sscape->io_base, GA_SMCFGB_REG, 0x00);
1149
1150
1151
1152
1153 sscape_write_unsafe(sscape->io_base, GA_DMACFG_REG, 0x50);
1154 dma_cfg = (sscape->ic_type == IC_ODIE ? 0x70 : 0x40);
1155 sscape_write_unsafe(sscape->io_base, GA_DMAA_REG, dma_cfg);
1156 sscape_write_unsafe(sscape->io_base, GA_DMAB_REG, 0x20);
1157
1158 sscape_write_unsafe(sscape->io_base,
1159 GA_INTCFG_REG, 0xf0 | (mpu_irq_cfg << 2) | mpu_irq_cfg);
1160 sscape_write_unsafe(sscape->io_base,
1161 GA_CDCFG_REG, 0x09 | DMA_8BIT
1162 | (dma[dev] << 4) | (irq_cfg << 1));
1163
1164 spin_unlock_irqrestore(&sscape->lock, flags);
1165
1166
1167
1168
1169
1170 err = create_ad1845(card, wss_port[dev], irq[dev],
1171 dma[dev], dma2[dev]);
1172 if (err < 0) {
1173 printk(KERN_ERR "sscape: No AD1845 device at 0x%lx, IRQ %d\n",
1174 wss_port[dev], irq[dev]);
1175 goto _release_dma;
1176 }
1177#define MIDI_DEVNUM 0
1178 if (sscape->type != SSCAPE_VIVO) {
1179 err = create_mpu401(card, MIDI_DEVNUM, port[dev], mpu_irq[dev]);
1180 if (err < 0) {
1181 printk(KERN_ERR "sscape: Failed to create "
1182 "MPU-401 device at 0x%lx\n",
1183 port[dev]);
1184 goto _release_dma;
1185 }
1186
1187
1188
1189
1190 sscape_write(sscape, GA_INTENA_REG, 0x80);
1191
1192
1193
1194
1195 sscape->midi_vol = 0;
1196 host_write_ctrl_unsafe(sscape->io_base, CMD_SET_MIDI_VOL, 100);
1197 host_write_ctrl_unsafe(sscape->io_base, 0, 100);
1198 host_write_ctrl_unsafe(sscape->io_base, CMD_XXX_MIDI_VOL, 100);
1199 }
1200
1201
1202
1203
1204
1205
1206
1207 card->private_free = soundscape_free;
1208
1209 return 0;
1210
1211_release_dma:
1212 free_dma(dma[dev]);
1213
1214_release_region:
1215 release_and_free_resource(wss_res);
1216 release_and_free_resource(io_res);
1217
1218 return err;
1219}
1220
1221
1222static int __devinit snd_sscape_match(struct device *pdev, unsigned int i)
1223{
1224
1225
1226
1227 if (port[i] == SNDRV_AUTO_PORT)
1228 return 0;
1229
1230 if (irq[i] == SNDRV_AUTO_IRQ ||
1231 mpu_irq[i] == SNDRV_AUTO_IRQ ||
1232 dma[i] == SNDRV_AUTO_DMA) {
1233 printk(KERN_INFO
1234 "sscape: insufficient parameters, need IO, IRQ, MPU-IRQ and DMA\n");
1235 return 0;
1236 }
1237
1238 return 1;
1239}
1240
1241static int __devinit snd_sscape_probe(struct device *pdev, unsigned int dev)
1242{
1243 struct snd_card *card;
1244 struct soundscape *sscape;
1245 int ret;
1246
1247 ret = snd_card_create(index[dev], id[dev], THIS_MODULE,
1248 sizeof(struct soundscape), &card);
1249 if (ret < 0)
1250 return ret;
1251
1252 sscape = get_card_soundscape(card);
1253 sscape->type = SSCAPE;
1254
1255 dma[dev] &= 0x03;
1256 ret = create_sscape(dev, card);
1257 if (ret < 0)
1258 goto _release_card;
1259
1260 snd_card_set_dev(card, pdev);
1261 if ((ret = snd_card_register(card)) < 0) {
1262 printk(KERN_ERR "sscape: Failed to register sound card\n");
1263 goto _release_card;
1264 }
1265 dev_set_drvdata(pdev, card);
1266 return 0;
1267
1268_release_card:
1269 snd_card_free(card);
1270 return ret;
1271}
1272
1273static int __devexit snd_sscape_remove(struct device *devptr, unsigned int dev)
1274{
1275 snd_card_free(dev_get_drvdata(devptr));
1276 dev_set_drvdata(devptr, NULL);
1277 return 0;
1278}
1279
1280#define DEV_NAME "sscape"
1281
1282static struct isa_driver snd_sscape_driver = {
1283 .match = snd_sscape_match,
1284 .probe = snd_sscape_probe,
1285 .remove = __devexit_p(snd_sscape_remove),
1286
1287 .driver = {
1288 .name = DEV_NAME
1289 },
1290};
1291
1292#ifdef CONFIG_PNP
1293static inline int __devinit get_next_autoindex(int i)
1294{
1295 while (i < SNDRV_CARDS && port[i] != SNDRV_AUTO_PORT)
1296 ++i;
1297 return i;
1298}
1299
1300
1301static int __devinit sscape_pnp_detect(struct pnp_card_link *pcard,
1302 const struct pnp_card_device_id *pid)
1303{
1304 static int idx = 0;
1305 struct pnp_dev *dev;
1306 struct snd_card *card;
1307 struct soundscape *sscape;
1308 int ret;
1309
1310
1311
1312
1313
1314 if ((idx = get_next_autoindex(idx)) >= SNDRV_CARDS)
1315 return -ENOSPC;
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337 dev = pnp_request_card_device(pcard, pid->devs[0].id, NULL);
1338 if (! dev)
1339 return -ENODEV;
1340
1341 if (!pnp_is_active(dev)) {
1342 if (pnp_activate_dev(dev) < 0) {
1343 printk(KERN_INFO "sscape: device is inactive\n");
1344 return -EBUSY;
1345 }
1346 }
1347
1348
1349
1350
1351
1352 ret = snd_card_create(index[idx], id[idx], THIS_MODULE,
1353 sizeof(struct soundscape), &card);
1354 if (ret < 0)
1355 return ret;
1356
1357 sscape = get_card_soundscape(card);
1358
1359
1360
1361
1362 if (!strncmp("ENS4081", pid->id, 7))
1363 sscape->type = SSCAPE_VIVO;
1364 else
1365 sscape->type = SSCAPE_PNP;
1366
1367
1368
1369
1370 port[idx] = pnp_port_start(dev, 0);
1371 irq[idx] = pnp_irq(dev, 0);
1372 mpu_irq[idx] = pnp_irq(dev, 1);
1373 dma[idx] = pnp_dma(dev, 0) & 0x03;
1374 if (sscape->type == SSCAPE_PNP) {
1375 dma2[idx] = dma[idx];
1376 wss_port[idx] = CODEC_IO(port[idx]);
1377 } else {
1378 wss_port[idx] = pnp_port_start(dev, 1);
1379 dma2[idx] = pnp_dma(dev, 1);
1380 }
1381
1382 ret = create_sscape(idx, card);
1383 if (ret < 0)
1384 goto _release_card;
1385
1386 snd_card_set_dev(card, &pcard->card->dev);
1387 if ((ret = snd_card_register(card)) < 0) {
1388 printk(KERN_ERR "sscape: Failed to register sound card\n");
1389 goto _release_card;
1390 }
1391
1392 pnp_set_card_drvdata(pcard, card);
1393 ++idx;
1394 return 0;
1395
1396_release_card:
1397 snd_card_free(card);
1398 return ret;
1399}
1400
1401static void __devexit sscape_pnp_remove(struct pnp_card_link * pcard)
1402{
1403 snd_card_free(pnp_get_card_drvdata(pcard));
1404 pnp_set_card_drvdata(pcard, NULL);
1405}
1406
1407static struct pnp_card_driver sscape_pnpc_driver = {
1408 .flags = PNP_DRIVER_RES_DO_NOT_CHANGE,
1409 .name = "sscape",
1410 .id_table = sscape_pnpids,
1411 .probe = sscape_pnp_detect,
1412 .remove = __devexit_p(sscape_pnp_remove),
1413};
1414
1415#endif
1416
1417static int __init sscape_init(void)
1418{
1419 int err;
1420
1421 err = isa_register_driver(&snd_sscape_driver, SNDRV_CARDS);
1422#ifdef CONFIG_PNP
1423 if (!err)
1424 isa_registered = 1;
1425
1426 err = pnp_register_card_driver(&sscape_pnpc_driver);
1427 if (!err)
1428 pnp_registered = 1;
1429
1430 if (isa_registered)
1431 err = 0;
1432#endif
1433 return err;
1434}
1435
1436static void __exit sscape_exit(void)
1437{
1438#ifdef CONFIG_PNP
1439 if (pnp_registered)
1440 pnp_unregister_card_driver(&sscape_pnpc_driver);
1441 if (isa_registered)
1442#endif
1443 isa_unregister_driver(&snd_sscape_driver);
1444}
1445
1446module_init(sscape_init);
1447module_exit(sscape_exit);
1448