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35#include <linux/io.h>
36#include <linux/delay.h>
37#include <linux/interrupt.h>
38#include <linux/init.h>
39#include <linux/pci.h>
40#include <linux/slab.h>
41#include <linux/gameport.h>
42#include <linux/module.h>
43#include <sound/core.h>
44#include <sound/pcm.h>
45#include <sound/pcm_params.h>
46#include <sound/info.h>
47#include <sound/tlv.h>
48#include <sound/ac97_codec.h>
49#include <sound/mpu401.h>
50#include <sound/initval.h>
51
52#if 0
53#define POINTER_DEBUG
54#endif
55
56MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
57MODULE_DESCRIPTION("VIA VT82xx audio");
58MODULE_LICENSE("GPL");
59
60#if IS_REACHABLE(CONFIG_GAMEPORT)
61#define SUPPORT_JOYSTICK 1
62#endif
63
64static int index = SNDRV_DEFAULT_IDX1;
65static char *id = SNDRV_DEFAULT_STR1;
66static long mpu_port;
67#ifdef SUPPORT_JOYSTICK
68static bool joystick;
69#endif
70static int ac97_clock = 48000;
71static char *ac97_quirk;
72static int dxs_support;
73static int dxs_init_volume = 31;
74static int nodelay;
75
76module_param(index, int, 0444);
77MODULE_PARM_DESC(index, "Index value for VIA 82xx bridge.");
78module_param(id, charp, 0444);
79MODULE_PARM_DESC(id, "ID string for VIA 82xx bridge.");
80module_param_hw(mpu_port, long, ioport, 0444);
81MODULE_PARM_DESC(mpu_port, "MPU-401 port. (VT82C686x only)");
82#ifdef SUPPORT_JOYSTICK
83module_param(joystick, bool, 0444);
84MODULE_PARM_DESC(joystick, "Enable joystick. (VT82C686x only)");
85#endif
86module_param(ac97_clock, int, 0444);
87MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (default 48000Hz).");
88module_param(ac97_quirk, charp, 0444);
89MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware.");
90module_param(dxs_support, int, 0444);
91MODULE_PARM_DESC(dxs_support, "Support for DXS channels (0 = auto, 1 = enable, 2 = disable, 3 = 48k only, 4 = no VRA, 5 = enable any sample rate)");
92module_param(dxs_init_volume, int, 0644);
93MODULE_PARM_DESC(dxs_init_volume, "initial DXS volume (0-31)");
94module_param(nodelay, int, 0444);
95MODULE_PARM_DESC(nodelay, "Disable 500ms init delay");
96
97
98static bool enable;
99module_param(enable, bool, 0444);
100
101
102
103#define VIA_REV_686_A 0x10
104#define VIA_REV_686_B 0x11
105#define VIA_REV_686_C 0x12
106#define VIA_REV_686_D 0x13
107#define VIA_REV_686_E 0x14
108#define VIA_REV_686_H 0x20
109
110
111#define VIA_REV_PRE_8233 0x10
112#define VIA_REV_8233C 0x20
113#define VIA_REV_8233 0x30
114#define VIA_REV_8233A 0x40
115#define VIA_REV_8235 0x50
116#define VIA_REV_8237 0x60
117#define VIA_REV_8251 0x70
118
119
120
121
122
123#define VIAREG(via, x) ((via)->port + VIA_REG_##x)
124#define VIADEV_REG(viadev, x) ((viadev)->port + VIA_REG_##x)
125
126
127#define VIA_REG_OFFSET_STATUS 0x00
128#define VIA_REG_STAT_ACTIVE 0x80
129#define VIA8233_SHADOW_STAT_ACTIVE 0x08
130#define VIA_REG_STAT_PAUSED 0x40
131#define VIA_REG_STAT_TRIGGER_QUEUED 0x08
132#define VIA_REG_STAT_STOPPED 0x04
133#define VIA_REG_STAT_EOL 0x02
134#define VIA_REG_STAT_FLAG 0x01
135#define VIA_REG_OFFSET_CONTROL 0x01
136#define VIA_REG_CTRL_START 0x80
137#define VIA_REG_CTRL_TERMINATE 0x40
138#define VIA_REG_CTRL_AUTOSTART 0x20
139#define VIA_REG_CTRL_PAUSE 0x08
140#define VIA_REG_CTRL_INT_STOP 0x04
141#define VIA_REG_CTRL_INT_EOL 0x02
142#define VIA_REG_CTRL_INT_FLAG 0x01
143#define VIA_REG_CTRL_RESET 0x01
144#define VIA_REG_CTRL_INT (VIA_REG_CTRL_INT_FLAG | VIA_REG_CTRL_INT_EOL | VIA_REG_CTRL_AUTOSTART)
145#define VIA_REG_OFFSET_TYPE 0x02
146#define VIA_REG_TYPE_AUTOSTART 0x80
147#define VIA_REG_TYPE_16BIT 0x20
148#define VIA_REG_TYPE_STEREO 0x10
149#define VIA_REG_TYPE_INT_LLINE 0x00
150#define VIA_REG_TYPE_INT_LSAMPLE 0x04
151#define VIA_REG_TYPE_INT_LESSONE 0x08
152#define VIA_REG_TYPE_INT_MASK 0x0c
153#define VIA_REG_TYPE_INT_EOL 0x02
154#define VIA_REG_TYPE_INT_FLAG 0x01
155#define VIA_REG_OFFSET_TABLE_PTR 0x04
156#define VIA_REG_OFFSET_CURR_PTR 0x04
157#define VIA_REG_OFFSET_STOP_IDX 0x08
158#define VIA8233_REG_TYPE_16BIT 0x00200000
159#define VIA8233_REG_TYPE_STEREO 0x00100000
160#define VIA_REG_OFFSET_CURR_COUNT 0x0c
161#define VIA_REG_OFFSET_CURR_INDEX 0x0f
162
163#define DEFINE_VIA_REGSET(name,val) \
164enum {\
165 VIA_REG_##name##_STATUS = (val),\
166 VIA_REG_##name##_CONTROL = (val) + 0x01,\
167 VIA_REG_##name##_TYPE = (val) + 0x02,\
168 VIA_REG_##name##_TABLE_PTR = (val) + 0x04,\
169 VIA_REG_##name##_CURR_PTR = (val) + 0x04,\
170 VIA_REG_##name##_STOP_IDX = (val) + 0x08,\
171 VIA_REG_##name##_CURR_COUNT = (val) + 0x0c,\
172}
173
174
175DEFINE_VIA_REGSET(PLAYBACK, 0x00);
176DEFINE_VIA_REGSET(CAPTURE, 0x10);
177DEFINE_VIA_REGSET(FM, 0x20);
178
179
180#define VIA_REG_AC97 0x80
181#define VIA_REG_AC97_CODEC_ID_MASK (3<<30)
182#define VIA_REG_AC97_CODEC_ID_SHIFT 30
183#define VIA_REG_AC97_CODEC_ID_PRIMARY 0x00
184#define VIA_REG_AC97_CODEC_ID_SECONDARY 0x01
185#define VIA_REG_AC97_SECONDARY_VALID (1<<27)
186#define VIA_REG_AC97_PRIMARY_VALID (1<<25)
187#define VIA_REG_AC97_BUSY (1<<24)
188#define VIA_REG_AC97_READ (1<<23)
189#define VIA_REG_AC97_CMD_SHIFT 16
190#define VIA_REG_AC97_CMD_MASK 0x7e
191#define VIA_REG_AC97_DATA_SHIFT 0
192#define VIA_REG_AC97_DATA_MASK 0xffff
193
194#define VIA_REG_SGD_SHADOW 0x84
195
196#define VIA_REG_SGD_STAT_PB_FLAG (1<<0)
197#define VIA_REG_SGD_STAT_CP_FLAG (1<<1)
198#define VIA_REG_SGD_STAT_FM_FLAG (1<<2)
199#define VIA_REG_SGD_STAT_PB_EOL (1<<4)
200#define VIA_REG_SGD_STAT_CP_EOL (1<<5)
201#define VIA_REG_SGD_STAT_FM_EOL (1<<6)
202#define VIA_REG_SGD_STAT_PB_STOP (1<<8)
203#define VIA_REG_SGD_STAT_CP_STOP (1<<9)
204#define VIA_REG_SGD_STAT_FM_STOP (1<<10)
205#define VIA_REG_SGD_STAT_PB_ACTIVE (1<<12)
206#define VIA_REG_SGD_STAT_CP_ACTIVE (1<<13)
207#define VIA_REG_SGD_STAT_FM_ACTIVE (1<<14)
208
209#define VIA8233_REG_SGD_STAT_FLAG (1<<0)
210#define VIA8233_REG_SGD_STAT_EOL (1<<1)
211#define VIA8233_REG_SGD_STAT_STOP (1<<2)
212#define VIA8233_REG_SGD_STAT_ACTIVE (1<<3)
213#define VIA8233_INTR_MASK(chan) ((VIA8233_REG_SGD_STAT_FLAG|VIA8233_REG_SGD_STAT_EOL) << ((chan) * 4))
214#define VIA8233_REG_SGD_CHAN_SDX 0
215#define VIA8233_REG_SGD_CHAN_MULTI 4
216#define VIA8233_REG_SGD_CHAN_REC 6
217#define VIA8233_REG_SGD_CHAN_REC1 7
218
219#define VIA_REG_GPI_STATUS 0x88
220#define VIA_REG_GPI_INTR 0x8c
221
222
223DEFINE_VIA_REGSET(MULTPLAY, 0x40);
224DEFINE_VIA_REGSET(CAPTURE_8233, 0x60);
225
226
227#define VIA_REG_OFS_PLAYBACK_VOLUME_L 0x02
228#define VIA_REG_OFS_PLAYBACK_VOLUME_R 0x03
229#define VIA_REG_OFS_MULTPLAY_FORMAT 0x02
230#define VIA_REG_MULTPLAY_FMT_8BIT 0x00
231#define VIA_REG_MULTPLAY_FMT_16BIT 0x80
232#define VIA_REG_MULTPLAY_FMT_CH_MASK 0x70
233#define VIA_REG_OFS_CAPTURE_FIFO 0x02
234#define VIA_REG_CAPTURE_FIFO_ENABLE 0x40
235
236#define VIA_DXS_MAX_VOLUME 31
237
238#define VIA_REG_CAPTURE_CHANNEL 0x63
239#define VIA_REG_CAPTURE_CHANNEL_MIC 0x4
240#define VIA_REG_CAPTURE_CHANNEL_LINE 0
241#define VIA_REG_CAPTURE_SELECT_CODEC 0x03
242
243#define VIA_TBL_BIT_FLAG 0x40000000
244#define VIA_TBL_BIT_EOL 0x80000000
245
246
247#define VIA_ACLINK_STAT 0x40
248#define VIA_ACLINK_C11_READY 0x20
249#define VIA_ACLINK_C10_READY 0x10
250#define VIA_ACLINK_C01_READY 0x04
251#define VIA_ACLINK_LOWPOWER 0x02
252#define VIA_ACLINK_C00_READY 0x01
253#define VIA_ACLINK_CTRL 0x41
254#define VIA_ACLINK_CTRL_ENABLE 0x80
255#define VIA_ACLINK_CTRL_RESET 0x40
256#define VIA_ACLINK_CTRL_SYNC 0x20
257#define VIA_ACLINK_CTRL_SDO 0x10
258#define VIA_ACLINK_CTRL_VRA 0x08
259#define VIA_ACLINK_CTRL_PCM 0x04
260#define VIA_ACLINK_CTRL_FM 0x02
261#define VIA_ACLINK_CTRL_SB 0x01
262#define VIA_ACLINK_CTRL_INIT (VIA_ACLINK_CTRL_ENABLE|\
263 VIA_ACLINK_CTRL_RESET|\
264 VIA_ACLINK_CTRL_PCM|\
265 VIA_ACLINK_CTRL_VRA)
266#define VIA_FUNC_ENABLE 0x42
267#define VIA_FUNC_MIDI_PNP 0x80
268#define VIA_FUNC_MIDI_IRQMASK 0x40
269#define VIA_FUNC_RX2C_WRITE 0x20
270#define VIA_FUNC_SB_FIFO_EMPTY 0x10
271#define VIA_FUNC_ENABLE_GAME 0x08
272#define VIA_FUNC_ENABLE_FM 0x04
273#define VIA_FUNC_ENABLE_MIDI 0x02
274#define VIA_FUNC_ENABLE_SB 0x01
275#define VIA_PNP_CONTROL 0x43
276#define VIA_FM_NMI_CTRL 0x48
277#define VIA8233_VOLCHG_CTRL 0x48
278#define VIA8233_SPDIF_CTRL 0x49
279#define VIA8233_SPDIF_DX3 0x08
280#define VIA8233_SPDIF_SLOT_MASK 0x03
281#define VIA8233_SPDIF_SLOT_1011 0x00
282#define VIA8233_SPDIF_SLOT_34 0x01
283#define VIA8233_SPDIF_SLOT_78 0x02
284#define VIA8233_SPDIF_SLOT_69 0x03
285
286
287
288
289#define VIA_DXS_AUTO 0
290#define VIA_DXS_ENABLE 1
291#define VIA_DXS_DISABLE 2
292#define VIA_DXS_48K 3
293#define VIA_DXS_NO_VRA 4
294#define VIA_DXS_SRC 5
295
296
297
298
299
300
301struct snd_via_sg_table {
302 unsigned int offset;
303 unsigned int size;
304} ;
305
306#define VIA_TABLE_SIZE 255
307#define VIA_MAX_BUFSIZE (1<<24)
308
309struct viadev {
310 unsigned int reg_offset;
311 unsigned long port;
312 int direction;
313 struct snd_pcm_substream *substream;
314 int running;
315 unsigned int tbl_entries;
316 struct snd_dma_buffer table;
317 struct snd_via_sg_table *idx_table;
318
319 unsigned int lastpos;
320 unsigned int fragsize;
321 unsigned int bufsize;
322 unsigned int bufsize2;
323 int hwptr_done;
324 int in_interrupt;
325 int shadow_shift;
326};
327
328
329enum { TYPE_CARD_VIA686 = 1, TYPE_CARD_VIA8233 };
330enum { TYPE_VIA686, TYPE_VIA8233, TYPE_VIA8233A };
331
332#define VIA_MAX_DEVS 7
333
334struct via_rate_lock {
335 spinlock_t lock;
336 int rate;
337 int used;
338};
339
340struct via82xx {
341 int irq;
342
343 unsigned long port;
344 struct resource *mpu_res;
345 int chip_type;
346 unsigned char revision;
347
348 unsigned char old_legacy;
349 unsigned char old_legacy_cfg;
350#ifdef CONFIG_PM_SLEEP
351 unsigned char legacy_saved;
352 unsigned char legacy_cfg_saved;
353 unsigned char spdif_ctrl_saved;
354 unsigned char capture_src_saved[2];
355 unsigned int mpu_port_saved;
356#endif
357
358 unsigned char playback_volume[4][2];
359 unsigned char playback_volume_c[2];
360
361 unsigned int intr_mask;
362
363 struct pci_dev *pci;
364 struct snd_card *card;
365
366 unsigned int num_devs;
367 unsigned int playback_devno, multi_devno, capture_devno;
368 struct viadev devs[VIA_MAX_DEVS];
369 struct via_rate_lock rates[2];
370 unsigned int dxs_fixed: 1;
371 unsigned int no_vra: 1;
372 unsigned int dxs_src: 1;
373 unsigned int spdif_on: 1;
374
375 struct snd_pcm *pcms[2];
376 struct snd_rawmidi *rmidi;
377 struct snd_kcontrol *dxs_controls[4];
378
379 struct snd_ac97_bus *ac97_bus;
380 struct snd_ac97 *ac97;
381 unsigned int ac97_clock;
382 unsigned int ac97_secondary;
383
384 spinlock_t reg_lock;
385 struct snd_info_entry *proc_entry;
386
387#ifdef SUPPORT_JOYSTICK
388 struct gameport *gameport;
389#endif
390};
391
392static const struct pci_device_id snd_via82xx_ids[] = {
393
394 { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_82C686_5), TYPE_CARD_VIA686, },
395
396 { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_8233_5), TYPE_CARD_VIA8233, },
397 { 0, }
398};
399
400MODULE_DEVICE_TABLE(pci, snd_via82xx_ids);
401
402
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404
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407
408
409
410static int build_via_table(struct viadev *dev, struct snd_pcm_substream *substream,
411 struct pci_dev *pci,
412 unsigned int periods, unsigned int fragsize)
413{
414 unsigned int i, idx, ofs, rest;
415 struct via82xx *chip = snd_pcm_substream_chip(substream);
416 __le32 *pgtbl;
417
418 if (dev->table.area == NULL) {
419
420
421
422 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &chip->pci->dev,
423 PAGE_ALIGN(VIA_TABLE_SIZE * 2 * 8),
424 &dev->table) < 0)
425 return -ENOMEM;
426 }
427 if (! dev->idx_table) {
428 dev->idx_table = kmalloc_array(VIA_TABLE_SIZE,
429 sizeof(*dev->idx_table),
430 GFP_KERNEL);
431 if (! dev->idx_table)
432 return -ENOMEM;
433 }
434
435
436 idx = 0;
437 ofs = 0;
438 pgtbl = (__le32 *)dev->table.area;
439 for (i = 0; i < periods; i++) {
440 rest = fragsize;
441
442
443
444
445 do {
446 unsigned int r;
447 unsigned int flag;
448 unsigned int addr;
449
450 if (idx >= VIA_TABLE_SIZE) {
451 dev_err(&pci->dev, "too much table size!\n");
452 return -EINVAL;
453 }
454 addr = snd_pcm_sgbuf_get_addr(substream, ofs);
455 pgtbl[idx << 1] = cpu_to_le32(addr);
456 r = snd_pcm_sgbuf_get_chunk_size(substream, ofs, rest);
457 rest -= r;
458 if (! rest) {
459 if (i == periods - 1)
460 flag = VIA_TBL_BIT_EOL;
461 else
462 flag = VIA_TBL_BIT_FLAG;
463 } else
464 flag = 0;
465
466
467
468
469
470 pgtbl[(idx<<1) + 1] = cpu_to_le32(r | flag);
471 dev->idx_table[idx].offset = ofs;
472 dev->idx_table[idx].size = r;
473 ofs += r;
474 idx++;
475 } while (rest > 0);
476 }
477 dev->tbl_entries = idx;
478 dev->bufsize = periods * fragsize;
479 dev->bufsize2 = dev->bufsize / 2;
480 dev->fragsize = fragsize;
481 return 0;
482}
483
484
485static int clean_via_table(struct viadev *dev, struct snd_pcm_substream *substream,
486 struct pci_dev *pci)
487{
488 if (dev->table.area) {
489 snd_dma_free_pages(&dev->table);
490 dev->table.area = NULL;
491 }
492 kfree(dev->idx_table);
493 dev->idx_table = NULL;
494 return 0;
495}
496
497
498
499
500
501static inline unsigned int snd_via82xx_codec_xread(struct via82xx *chip)
502{
503 return inl(VIAREG(chip, AC97));
504}
505
506static inline void snd_via82xx_codec_xwrite(struct via82xx *chip, unsigned int val)
507{
508 outl(val, VIAREG(chip, AC97));
509}
510
511static int snd_via82xx_codec_ready(struct via82xx *chip, int secondary)
512{
513 unsigned int timeout = 1000;
514 unsigned int val;
515
516 while (timeout-- > 0) {
517 udelay(1);
518 if (!((val = snd_via82xx_codec_xread(chip)) & VIA_REG_AC97_BUSY))
519 return val & 0xffff;
520 }
521 dev_err(chip->card->dev, "codec_ready: codec %i is not ready [0x%x]\n",
522 secondary, snd_via82xx_codec_xread(chip));
523 return -EIO;
524}
525
526static int snd_via82xx_codec_valid(struct via82xx *chip, int secondary)
527{
528 unsigned int timeout = 1000;
529 unsigned int val, val1;
530 unsigned int stat = !secondary ? VIA_REG_AC97_PRIMARY_VALID :
531 VIA_REG_AC97_SECONDARY_VALID;
532
533 while (timeout-- > 0) {
534 val = snd_via82xx_codec_xread(chip);
535 val1 = val & (VIA_REG_AC97_BUSY | stat);
536 if (val1 == stat)
537 return val & 0xffff;
538 udelay(1);
539 }
540 return -EIO;
541}
542
543static void snd_via82xx_codec_wait(struct snd_ac97 *ac97)
544{
545 struct via82xx *chip = ac97->private_data;
546 __always_unused int err;
547 err = snd_via82xx_codec_ready(chip, ac97->num);
548
549 if (!nodelay)
550 msleep(500);
551}
552
553static void snd_via82xx_codec_write(struct snd_ac97 *ac97,
554 unsigned short reg,
555 unsigned short val)
556{
557 struct via82xx *chip = ac97->private_data;
558 unsigned int xval;
559
560 xval = !ac97->num ? VIA_REG_AC97_CODEC_ID_PRIMARY : VIA_REG_AC97_CODEC_ID_SECONDARY;
561 xval <<= VIA_REG_AC97_CODEC_ID_SHIFT;
562 xval |= reg << VIA_REG_AC97_CMD_SHIFT;
563 xval |= val << VIA_REG_AC97_DATA_SHIFT;
564 snd_via82xx_codec_xwrite(chip, xval);
565 snd_via82xx_codec_ready(chip, ac97->num);
566}
567
568static unsigned short snd_via82xx_codec_read(struct snd_ac97 *ac97, unsigned short reg)
569{
570 struct via82xx *chip = ac97->private_data;
571 unsigned int xval, val = 0xffff;
572 int again = 0;
573
574 xval = ac97->num << VIA_REG_AC97_CODEC_ID_SHIFT;
575 xval |= ac97->num ? VIA_REG_AC97_SECONDARY_VALID : VIA_REG_AC97_PRIMARY_VALID;
576 xval |= VIA_REG_AC97_READ;
577 xval |= (reg & 0x7f) << VIA_REG_AC97_CMD_SHIFT;
578 while (1) {
579 if (again++ > 3) {
580 dev_err(chip->card->dev,
581 "codec_read: codec %i is not valid [0x%x]\n",
582 ac97->num, snd_via82xx_codec_xread(chip));
583 return 0xffff;
584 }
585 snd_via82xx_codec_xwrite(chip, xval);
586 udelay (20);
587 if (snd_via82xx_codec_valid(chip, ac97->num) >= 0) {
588 udelay(25);
589 val = snd_via82xx_codec_xread(chip);
590 break;
591 }
592 }
593 return val & 0xffff;
594}
595
596static void snd_via82xx_channel_reset(struct via82xx *chip, struct viadev *viadev)
597{
598 outb(VIA_REG_CTRL_PAUSE | VIA_REG_CTRL_TERMINATE | VIA_REG_CTRL_RESET,
599 VIADEV_REG(viadev, OFFSET_CONTROL));
600 inb(VIADEV_REG(viadev, OFFSET_CONTROL));
601 udelay(50);
602
603 outb(0x00, VIADEV_REG(viadev, OFFSET_CONTROL));
604
605 outb(0x03, VIADEV_REG(viadev, OFFSET_STATUS));
606 outb(0x00, VIADEV_REG(viadev, OFFSET_TYPE));
607
608 viadev->lastpos = 0;
609 viadev->hwptr_done = 0;
610}
611
612
613
614
615
616
617static irqreturn_t snd_via686_interrupt(int irq, void *dev_id)
618{
619 struct via82xx *chip = dev_id;
620 unsigned int status;
621 unsigned int i;
622
623 status = inl(VIAREG(chip, SGD_SHADOW));
624 if (! (status & chip->intr_mask)) {
625 if (chip->rmidi)
626
627 return snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
628 return IRQ_NONE;
629 }
630
631
632 spin_lock(&chip->reg_lock);
633 for (i = 0; i < chip->num_devs; i++) {
634 struct viadev *viadev = &chip->devs[i];
635 unsigned char c_status = inb(VIADEV_REG(viadev, OFFSET_STATUS));
636 if (! (c_status & (VIA_REG_STAT_EOL|VIA_REG_STAT_FLAG|VIA_REG_STAT_STOPPED)))
637 continue;
638 if (viadev->substream && viadev->running) {
639
640
641
642
643
644 if (c_status & VIA_REG_STAT_EOL)
645 viadev->hwptr_done = 0;
646 else
647 viadev->hwptr_done += viadev->fragsize;
648 viadev->in_interrupt = c_status;
649 spin_unlock(&chip->reg_lock);
650 snd_pcm_period_elapsed(viadev->substream);
651 spin_lock(&chip->reg_lock);
652 viadev->in_interrupt = 0;
653 }
654 outb(c_status, VIADEV_REG(viadev, OFFSET_STATUS));
655 }
656 spin_unlock(&chip->reg_lock);
657 return IRQ_HANDLED;
658}
659
660
661
662
663static irqreturn_t snd_via8233_interrupt(int irq, void *dev_id)
664{
665 struct via82xx *chip = dev_id;
666 unsigned int status;
667 unsigned int i;
668 int irqreturn = 0;
669
670
671 spin_lock(&chip->reg_lock);
672 status = inl(VIAREG(chip, SGD_SHADOW));
673
674 for (i = 0; i < chip->num_devs; i++) {
675 struct viadev *viadev = &chip->devs[i];
676 struct snd_pcm_substream *substream;
677 unsigned char c_status, shadow_status;
678
679 shadow_status = (status >> viadev->shadow_shift) &
680 (VIA8233_SHADOW_STAT_ACTIVE|VIA_REG_STAT_EOL|
681 VIA_REG_STAT_FLAG);
682 c_status = shadow_status & (VIA_REG_STAT_EOL|VIA_REG_STAT_FLAG);
683 if (!c_status)
684 continue;
685
686 substream = viadev->substream;
687 if (substream && viadev->running) {
688
689
690
691
692
693 if (c_status & VIA_REG_STAT_EOL)
694 viadev->hwptr_done = 0;
695 else
696 viadev->hwptr_done += viadev->fragsize;
697 viadev->in_interrupt = c_status;
698 if (shadow_status & VIA8233_SHADOW_STAT_ACTIVE)
699 viadev->in_interrupt |= VIA_REG_STAT_ACTIVE;
700 spin_unlock(&chip->reg_lock);
701
702 snd_pcm_period_elapsed(substream);
703
704 spin_lock(&chip->reg_lock);
705 viadev->in_interrupt = 0;
706 }
707 outb(c_status, VIADEV_REG(viadev, OFFSET_STATUS));
708 irqreturn = 1;
709 }
710 spin_unlock(&chip->reg_lock);
711 return IRQ_RETVAL(irqreturn);
712}
713
714
715
716
717
718
719
720
721static int snd_via82xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
722{
723 struct via82xx *chip = snd_pcm_substream_chip(substream);
724 struct viadev *viadev = substream->runtime->private_data;
725 unsigned char val;
726
727 if (chip->chip_type != TYPE_VIA686)
728 val = VIA_REG_CTRL_INT;
729 else
730 val = 0;
731 switch (cmd) {
732 case SNDRV_PCM_TRIGGER_START:
733 case SNDRV_PCM_TRIGGER_RESUME:
734 val |= VIA_REG_CTRL_START;
735 viadev->running = 1;
736 break;
737 case SNDRV_PCM_TRIGGER_STOP:
738 case SNDRV_PCM_TRIGGER_SUSPEND:
739 val = VIA_REG_CTRL_TERMINATE;
740 viadev->running = 0;
741 break;
742 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
743 val |= VIA_REG_CTRL_PAUSE;
744 viadev->running = 0;
745 break;
746 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
747 viadev->running = 1;
748 break;
749 default:
750 return -EINVAL;
751 }
752 outb(val, VIADEV_REG(viadev, OFFSET_CONTROL));
753 if (cmd == SNDRV_PCM_TRIGGER_STOP)
754 snd_via82xx_channel_reset(chip, viadev);
755 return 0;
756}
757
758
759
760
761
762
763
764
765
766
767#define check_invalid_pos(viadev,pos) \
768 ((pos) < viadev->lastpos && ((pos) >= viadev->bufsize2 ||\
769 viadev->lastpos < viadev->bufsize2))
770
771static inline unsigned int calc_linear_pos(struct via82xx *chip,
772 struct viadev *viadev,
773 unsigned int idx,
774 unsigned int count)
775{
776 unsigned int size, base, res;
777
778 size = viadev->idx_table[idx].size;
779 base = viadev->idx_table[idx].offset;
780 res = base + size - count;
781 if (res >= viadev->bufsize)
782 res -= viadev->bufsize;
783
784
785 if (size < count) {
786 dev_dbg(chip->card->dev,
787 "invalid via82xx_cur_ptr (size = %d, count = %d)\n",
788 (int)size, (int)count);
789 res = viadev->lastpos;
790 } else {
791 if (! count) {
792
793
794
795
796 int delta = res - viadev->lastpos;
797 if (delta < 0)
798 delta += viadev->bufsize;
799 if ((unsigned int)delta > viadev->fragsize)
800 res = base;
801 }
802 if (check_invalid_pos(viadev, res)) {
803#ifdef POINTER_DEBUG
804 dev_dbg(chip->card->dev,
805 "fail: idx = %i/%i, lastpos = 0x%x, bufsize2 = 0x%x, offsize = 0x%x, size = 0x%x, count = 0x%x\n",
806 idx, viadev->tbl_entries,
807 viadev->lastpos, viadev->bufsize2,
808 viadev->idx_table[idx].offset,
809 viadev->idx_table[idx].size, count);
810#endif
811
812 res = base + size;
813 if (check_invalid_pos(viadev, res)) {
814 dev_dbg(chip->card->dev,
815 "invalid via82xx_cur_ptr (2), using last valid pointer\n");
816 res = viadev->lastpos;
817 }
818 }
819 }
820 return res;
821}
822
823
824
825
826static snd_pcm_uframes_t snd_via686_pcm_pointer(struct snd_pcm_substream *substream)
827{
828 struct via82xx *chip = snd_pcm_substream_chip(substream);
829 struct viadev *viadev = substream->runtime->private_data;
830 unsigned int idx, ptr, count, res;
831
832 if (snd_BUG_ON(!viadev->tbl_entries))
833 return 0;
834 if (!(inb(VIADEV_REG(viadev, OFFSET_STATUS)) & VIA_REG_STAT_ACTIVE))
835 return 0;
836
837 spin_lock(&chip->reg_lock);
838 count = inl(VIADEV_REG(viadev, OFFSET_CURR_COUNT)) & 0xffffff;
839
840
841
842 ptr = inl(VIADEV_REG(viadev, OFFSET_CURR_PTR));
843 if (ptr <= (unsigned int)viadev->table.addr)
844 idx = 0;
845 else
846 idx = ((ptr - (unsigned int)viadev->table.addr) / 8 - 1) % viadev->tbl_entries;
847 res = calc_linear_pos(chip, viadev, idx, count);
848 viadev->lastpos = res;
849 spin_unlock(&chip->reg_lock);
850
851 return bytes_to_frames(substream->runtime, res);
852}
853
854
855
856
857static snd_pcm_uframes_t snd_via8233_pcm_pointer(struct snd_pcm_substream *substream)
858{
859 struct via82xx *chip = snd_pcm_substream_chip(substream);
860 struct viadev *viadev = substream->runtime->private_data;
861 unsigned int idx, count, res;
862 int status;
863
864 if (snd_BUG_ON(!viadev->tbl_entries))
865 return 0;
866
867 spin_lock(&chip->reg_lock);
868 count = inl(VIADEV_REG(viadev, OFFSET_CURR_COUNT));
869 status = viadev->in_interrupt;
870 if (!status)
871 status = inb(VIADEV_REG(viadev, OFFSET_STATUS));
872
873
874
875 if (chip->revision == VIA_REV_8251 && (status & VIA_REG_STAT_EOL))
876 snd_via82xx_pcm_trigger(substream, SNDRV_PCM_TRIGGER_START);
877
878 if (!(status & VIA_REG_STAT_ACTIVE)) {
879 res = 0;
880 goto unlock;
881 }
882 if (count & 0xffffff) {
883 idx = count >> 24;
884 if (idx >= viadev->tbl_entries) {
885#ifdef POINTER_DEBUG
886 dev_dbg(chip->card->dev,
887 "fail: invalid idx = %i/%i\n", idx,
888 viadev->tbl_entries);
889#endif
890 res = viadev->lastpos;
891 } else {
892 count &= 0xffffff;
893 res = calc_linear_pos(chip, viadev, idx, count);
894 }
895 } else {
896 res = viadev->hwptr_done;
897 if (!viadev->in_interrupt) {
898 if (status & VIA_REG_STAT_EOL) {
899 res = 0;
900 } else
901 if (status & VIA_REG_STAT_FLAG) {
902 res += viadev->fragsize;
903 }
904 }
905 }
906unlock:
907 viadev->lastpos = res;
908 spin_unlock(&chip->reg_lock);
909
910 return bytes_to_frames(substream->runtime, res);
911}
912
913
914
915
916
917
918static int snd_via82xx_hw_params(struct snd_pcm_substream *substream,
919 struct snd_pcm_hw_params *hw_params)
920{
921 struct via82xx *chip = snd_pcm_substream_chip(substream);
922 struct viadev *viadev = substream->runtime->private_data;
923
924 return build_via_table(viadev, substream, chip->pci,
925 params_periods(hw_params),
926 params_period_bytes(hw_params));
927}
928
929
930
931
932
933static int snd_via82xx_hw_free(struct snd_pcm_substream *substream)
934{
935 struct via82xx *chip = snd_pcm_substream_chip(substream);
936 struct viadev *viadev = substream->runtime->private_data;
937
938 clean_via_table(viadev, substream, chip->pci);
939 return 0;
940}
941
942
943
944
945
946static void snd_via82xx_set_table_ptr(struct via82xx *chip, struct viadev *viadev)
947{
948 snd_via82xx_codec_ready(chip, 0);
949 outl((u32)viadev->table.addr, VIADEV_REG(viadev, OFFSET_TABLE_PTR));
950 udelay(20);
951 snd_via82xx_codec_ready(chip, 0);
952}
953
954
955
956
957static void via686_setup_format(struct via82xx *chip, struct viadev *viadev,
958 struct snd_pcm_runtime *runtime)
959{
960 snd_via82xx_channel_reset(chip, viadev);
961
962 snd_via82xx_set_table_ptr(chip, viadev);
963 outb(VIA_REG_TYPE_AUTOSTART |
964 (runtime->format == SNDRV_PCM_FORMAT_S16_LE ? VIA_REG_TYPE_16BIT : 0) |
965 (runtime->channels > 1 ? VIA_REG_TYPE_STEREO : 0) |
966 ((viadev->reg_offset & 0x10) == 0 ? VIA_REG_TYPE_INT_LSAMPLE : 0) |
967 VIA_REG_TYPE_INT_EOL |
968 VIA_REG_TYPE_INT_FLAG, VIADEV_REG(viadev, OFFSET_TYPE));
969}
970
971static int snd_via686_playback_prepare(struct snd_pcm_substream *substream)
972{
973 struct via82xx *chip = snd_pcm_substream_chip(substream);
974 struct viadev *viadev = substream->runtime->private_data;
975 struct snd_pcm_runtime *runtime = substream->runtime;
976
977 snd_ac97_set_rate(chip->ac97, AC97_PCM_FRONT_DAC_RATE, runtime->rate);
978 snd_ac97_set_rate(chip->ac97, AC97_SPDIF, runtime->rate);
979 via686_setup_format(chip, viadev, runtime);
980 return 0;
981}
982
983static int snd_via686_capture_prepare(struct snd_pcm_substream *substream)
984{
985 struct via82xx *chip = snd_pcm_substream_chip(substream);
986 struct viadev *viadev = substream->runtime->private_data;
987 struct snd_pcm_runtime *runtime = substream->runtime;
988
989 snd_ac97_set_rate(chip->ac97, AC97_PCM_LR_ADC_RATE, runtime->rate);
990 via686_setup_format(chip, viadev, runtime);
991 return 0;
992}
993
994
995
996
997static int via_lock_rate(struct via_rate_lock *rec, int rate)
998{
999 int changed = 0;
1000
1001 spin_lock_irq(&rec->lock);
1002 if (rec->rate != rate) {
1003 if (rec->rate && rec->used > 1)
1004 changed = -EINVAL;
1005 else {
1006 rec->rate = rate;
1007 changed = 1;
1008 }
1009 }
1010 spin_unlock_irq(&rec->lock);
1011 return changed;
1012}
1013
1014
1015
1016
1017static int snd_via8233_playback_prepare(struct snd_pcm_substream *substream)
1018{
1019 struct via82xx *chip = snd_pcm_substream_chip(substream);
1020 struct viadev *viadev = substream->runtime->private_data;
1021 struct snd_pcm_runtime *runtime = substream->runtime;
1022 int ac97_rate = chip->dxs_src ? 48000 : runtime->rate;
1023 int rate_changed;
1024 u32 rbits;
1025
1026 if ((rate_changed = via_lock_rate(&chip->rates[0], ac97_rate)) < 0)
1027 return rate_changed;
1028 if (rate_changed)
1029 snd_ac97_set_rate(chip->ac97, AC97_PCM_FRONT_DAC_RATE,
1030 chip->no_vra ? 48000 : runtime->rate);
1031 if (chip->spdif_on && viadev->reg_offset == 0x30)
1032 snd_ac97_set_rate(chip->ac97, AC97_SPDIF, runtime->rate);
1033
1034 if (runtime->rate == 48000)
1035 rbits = 0xfffff;
1036 else
1037 rbits = (0x100000 / 48000) * runtime->rate +
1038 ((0x100000 % 48000) * runtime->rate) / 48000;
1039 snd_BUG_ON(rbits & ~0xfffff);
1040 snd_via82xx_channel_reset(chip, viadev);
1041 snd_via82xx_set_table_ptr(chip, viadev);
1042 outb(chip->playback_volume[viadev->reg_offset / 0x10][0],
1043 VIADEV_REG(viadev, OFS_PLAYBACK_VOLUME_L));
1044 outb(chip->playback_volume[viadev->reg_offset / 0x10][1],
1045 VIADEV_REG(viadev, OFS_PLAYBACK_VOLUME_R));
1046 outl((runtime->format == SNDRV_PCM_FORMAT_S16_LE ? VIA8233_REG_TYPE_16BIT : 0) |
1047 (runtime->channels > 1 ? VIA8233_REG_TYPE_STEREO : 0) |
1048 rbits |
1049 0xff000000,
1050 VIADEV_REG(viadev, OFFSET_STOP_IDX));
1051 udelay(20);
1052 snd_via82xx_codec_ready(chip, 0);
1053 return 0;
1054}
1055
1056
1057
1058
1059static int snd_via8233_multi_prepare(struct snd_pcm_substream *substream)
1060{
1061 struct via82xx *chip = snd_pcm_substream_chip(substream);
1062 struct viadev *viadev = substream->runtime->private_data;
1063 struct snd_pcm_runtime *runtime = substream->runtime;
1064 unsigned int slots;
1065 int fmt;
1066
1067 if (via_lock_rate(&chip->rates[0], runtime->rate) < 0)
1068 return -EINVAL;
1069 snd_ac97_set_rate(chip->ac97, AC97_PCM_FRONT_DAC_RATE, runtime->rate);
1070 snd_ac97_set_rate(chip->ac97, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1071 snd_ac97_set_rate(chip->ac97, AC97_PCM_LFE_DAC_RATE, runtime->rate);
1072 snd_ac97_set_rate(chip->ac97, AC97_SPDIF, runtime->rate);
1073 snd_via82xx_channel_reset(chip, viadev);
1074 snd_via82xx_set_table_ptr(chip, viadev);
1075
1076 fmt = (runtime->format == SNDRV_PCM_FORMAT_S16_LE) ?
1077 VIA_REG_MULTPLAY_FMT_16BIT : VIA_REG_MULTPLAY_FMT_8BIT;
1078 fmt |= runtime->channels << 4;
1079 outb(fmt, VIADEV_REG(viadev, OFS_MULTPLAY_FORMAT));
1080#if 0
1081 if (chip->revision == VIA_REV_8233A)
1082 slots = 0;
1083 else
1084#endif
1085 {
1086
1087
1088 switch (runtime->channels) {
1089 case 1: slots = (1<<0) | (1<<4); break;
1090 case 2: slots = (1<<0) | (2<<4); break;
1091 case 3: slots = (1<<0) | (2<<4) | (5<<8); break;
1092 case 4: slots = (1<<0) | (2<<4) | (3<<8) | (4<<12); break;
1093 case 5: slots = (1<<0) | (2<<4) | (3<<8) | (4<<12) | (5<<16); break;
1094 case 6: slots = (1<<0) | (2<<4) | (3<<8) | (4<<12) | (5<<16) | (6<<20); break;
1095 default: slots = 0; break;
1096 }
1097 }
1098
1099 outl(0xff000000 | slots, VIADEV_REG(viadev, OFFSET_STOP_IDX));
1100 udelay(20);
1101 snd_via82xx_codec_ready(chip, 0);
1102 return 0;
1103}
1104
1105
1106
1107
1108static int snd_via8233_capture_prepare(struct snd_pcm_substream *substream)
1109{
1110 struct via82xx *chip = snd_pcm_substream_chip(substream);
1111 struct viadev *viadev = substream->runtime->private_data;
1112 struct snd_pcm_runtime *runtime = substream->runtime;
1113
1114 if (via_lock_rate(&chip->rates[1], runtime->rate) < 0)
1115 return -EINVAL;
1116 snd_ac97_set_rate(chip->ac97, AC97_PCM_LR_ADC_RATE, runtime->rate);
1117 snd_via82xx_channel_reset(chip, viadev);
1118 snd_via82xx_set_table_ptr(chip, viadev);
1119 outb(VIA_REG_CAPTURE_FIFO_ENABLE, VIADEV_REG(viadev, OFS_CAPTURE_FIFO));
1120 outl((runtime->format == SNDRV_PCM_FORMAT_S16_LE ? VIA8233_REG_TYPE_16BIT : 0) |
1121 (runtime->channels > 1 ? VIA8233_REG_TYPE_STEREO : 0) |
1122 0xff000000,
1123 VIADEV_REG(viadev, OFFSET_STOP_IDX));
1124 udelay(20);
1125 snd_via82xx_codec_ready(chip, 0);
1126 return 0;
1127}
1128
1129
1130
1131
1132
1133static const struct snd_pcm_hardware snd_via82xx_hw =
1134{
1135 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1136 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1137 SNDRV_PCM_INFO_MMAP_VALID |
1138
1139 SNDRV_PCM_INFO_PAUSE),
1140 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1141 .rates = SNDRV_PCM_RATE_48000,
1142 .rate_min = 48000,
1143 .rate_max = 48000,
1144 .channels_min = 1,
1145 .channels_max = 2,
1146 .buffer_bytes_max = VIA_MAX_BUFSIZE,
1147 .period_bytes_min = 32,
1148 .period_bytes_max = VIA_MAX_BUFSIZE / 2,
1149 .periods_min = 2,
1150 .periods_max = VIA_TABLE_SIZE / 2,
1151 .fifo_size = 0,
1152};
1153
1154
1155
1156
1157
1158static int snd_via82xx_pcm_open(struct via82xx *chip, struct viadev *viadev,
1159 struct snd_pcm_substream *substream)
1160{
1161 struct snd_pcm_runtime *runtime = substream->runtime;
1162 int err;
1163 struct via_rate_lock *ratep;
1164 bool use_src = false;
1165
1166 runtime->hw = snd_via82xx_hw;
1167
1168
1169 ratep = &chip->rates[viadev->direction];
1170 spin_lock_irq(&ratep->lock);
1171 ratep->used++;
1172 if (chip->spdif_on && viadev->reg_offset == 0x30) {
1173
1174 runtime->hw.rates = chip->ac97->rates[AC97_RATES_SPDIF];
1175 snd_pcm_limit_hw_rates(runtime);
1176 } else if (chip->dxs_fixed && viadev->reg_offset < 0x40) {
1177
1178 runtime->hw.rates = SNDRV_PCM_RATE_48000;
1179 runtime->hw.rate_min = runtime->hw.rate_max = 48000;
1180 } else if (chip->dxs_src && viadev->reg_offset < 0x40) {
1181
1182 runtime->hw.rates = (SNDRV_PCM_RATE_CONTINUOUS |
1183 SNDRV_PCM_RATE_8000_48000);
1184 runtime->hw.rate_min = 8000;
1185 runtime->hw.rate_max = 48000;
1186 use_src = true;
1187 } else if (! ratep->rate) {
1188 int idx = viadev->direction ? AC97_RATES_ADC : AC97_RATES_FRONT_DAC;
1189 runtime->hw.rates = chip->ac97->rates[idx];
1190 snd_pcm_limit_hw_rates(runtime);
1191 } else {
1192
1193 runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
1194 runtime->hw.rate_max = runtime->hw.rate_min = ratep->rate;
1195 }
1196 spin_unlock_irq(&ratep->lock);
1197
1198
1199
1200 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
1201 return err;
1202
1203 if (use_src) {
1204 err = snd_pcm_hw_rule_noresample(runtime, 48000);
1205 if (err < 0)
1206 return err;
1207 }
1208
1209 runtime->private_data = viadev;
1210 viadev->substream = substream;
1211
1212 return 0;
1213}
1214
1215
1216
1217
1218
1219static int snd_via686_playback_open(struct snd_pcm_substream *substream)
1220{
1221 struct via82xx *chip = snd_pcm_substream_chip(substream);
1222 struct viadev *viadev = &chip->devs[chip->playback_devno + substream->number];
1223 int err;
1224
1225 if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0)
1226 return err;
1227 return 0;
1228}
1229
1230
1231
1232
1233static int snd_via8233_playback_open(struct snd_pcm_substream *substream)
1234{
1235 struct via82xx *chip = snd_pcm_substream_chip(substream);
1236 struct viadev *viadev;
1237 unsigned int stream;
1238 int err;
1239
1240 viadev = &chip->devs[chip->playback_devno + substream->number];
1241 if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0)
1242 return err;
1243 stream = viadev->reg_offset / 0x10;
1244 if (chip->dxs_controls[stream]) {
1245 chip->playback_volume[stream][0] =
1246 VIA_DXS_MAX_VOLUME - (dxs_init_volume & 31);
1247 chip->playback_volume[stream][1] =
1248 VIA_DXS_MAX_VOLUME - (dxs_init_volume & 31);
1249 chip->dxs_controls[stream]->vd[0].access &=
1250 ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1251 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
1252 SNDRV_CTL_EVENT_MASK_INFO,
1253 &chip->dxs_controls[stream]->id);
1254 }
1255 return 0;
1256}
1257
1258
1259
1260
1261static int snd_via8233_multi_open(struct snd_pcm_substream *substream)
1262{
1263 struct via82xx *chip = snd_pcm_substream_chip(substream);
1264 struct viadev *viadev = &chip->devs[chip->multi_devno];
1265 int err;
1266
1267
1268
1269 static const unsigned int channels[] = {
1270 1, 2, 4, 6
1271 };
1272 static const struct snd_pcm_hw_constraint_list hw_constraints_channels = {
1273 .count = ARRAY_SIZE(channels),
1274 .list = channels,
1275 .mask = 0,
1276 };
1277
1278 if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0)
1279 return err;
1280 substream->runtime->hw.channels_max = 6;
1281 if (chip->revision == VIA_REV_8233A)
1282 snd_pcm_hw_constraint_list(substream->runtime, 0,
1283 SNDRV_PCM_HW_PARAM_CHANNELS,
1284 &hw_constraints_channels);
1285 return 0;
1286}
1287
1288
1289
1290
1291static int snd_via82xx_capture_open(struct snd_pcm_substream *substream)
1292{
1293 struct via82xx *chip = snd_pcm_substream_chip(substream);
1294 struct viadev *viadev = &chip->devs[chip->capture_devno + substream->pcm->device];
1295
1296 return snd_via82xx_pcm_open(chip, viadev, substream);
1297}
1298
1299
1300
1301
1302static int snd_via82xx_pcm_close(struct snd_pcm_substream *substream)
1303{
1304 struct via82xx *chip = snd_pcm_substream_chip(substream);
1305 struct viadev *viadev = substream->runtime->private_data;
1306 struct via_rate_lock *ratep;
1307
1308
1309 ratep = &chip->rates[viadev->direction];
1310 spin_lock_irq(&ratep->lock);
1311 ratep->used--;
1312 if (! ratep->used)
1313 ratep->rate = 0;
1314 spin_unlock_irq(&ratep->lock);
1315 if (! ratep->rate) {
1316 if (! viadev->direction) {
1317 snd_ac97_update_power(chip->ac97,
1318 AC97_PCM_FRONT_DAC_RATE, 0);
1319 snd_ac97_update_power(chip->ac97,
1320 AC97_PCM_SURR_DAC_RATE, 0);
1321 snd_ac97_update_power(chip->ac97,
1322 AC97_PCM_LFE_DAC_RATE, 0);
1323 } else
1324 snd_ac97_update_power(chip->ac97,
1325 AC97_PCM_LR_ADC_RATE, 0);
1326 }
1327 viadev->substream = NULL;
1328 return 0;
1329}
1330
1331static int snd_via8233_playback_close(struct snd_pcm_substream *substream)
1332{
1333 struct via82xx *chip = snd_pcm_substream_chip(substream);
1334 struct viadev *viadev = substream->runtime->private_data;
1335 unsigned int stream;
1336
1337 stream = viadev->reg_offset / 0x10;
1338 if (chip->dxs_controls[stream]) {
1339 chip->dxs_controls[stream]->vd[0].access |=
1340 SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1341 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO,
1342 &chip->dxs_controls[stream]->id);
1343 }
1344 return snd_via82xx_pcm_close(substream);
1345}
1346
1347
1348
1349static const struct snd_pcm_ops snd_via686_playback_ops = {
1350 .open = snd_via686_playback_open,
1351 .close = snd_via82xx_pcm_close,
1352 .hw_params = snd_via82xx_hw_params,
1353 .hw_free = snd_via82xx_hw_free,
1354 .prepare = snd_via686_playback_prepare,
1355 .trigger = snd_via82xx_pcm_trigger,
1356 .pointer = snd_via686_pcm_pointer,
1357};
1358
1359
1360static const struct snd_pcm_ops snd_via686_capture_ops = {
1361 .open = snd_via82xx_capture_open,
1362 .close = snd_via82xx_pcm_close,
1363 .hw_params = snd_via82xx_hw_params,
1364 .hw_free = snd_via82xx_hw_free,
1365 .prepare = snd_via686_capture_prepare,
1366 .trigger = snd_via82xx_pcm_trigger,
1367 .pointer = snd_via686_pcm_pointer,
1368};
1369
1370
1371static const struct snd_pcm_ops snd_via8233_playback_ops = {
1372 .open = snd_via8233_playback_open,
1373 .close = snd_via8233_playback_close,
1374 .hw_params = snd_via82xx_hw_params,
1375 .hw_free = snd_via82xx_hw_free,
1376 .prepare = snd_via8233_playback_prepare,
1377 .trigger = snd_via82xx_pcm_trigger,
1378 .pointer = snd_via8233_pcm_pointer,
1379};
1380
1381
1382static const struct snd_pcm_ops snd_via8233_multi_ops = {
1383 .open = snd_via8233_multi_open,
1384 .close = snd_via82xx_pcm_close,
1385 .hw_params = snd_via82xx_hw_params,
1386 .hw_free = snd_via82xx_hw_free,
1387 .prepare = snd_via8233_multi_prepare,
1388 .trigger = snd_via82xx_pcm_trigger,
1389 .pointer = snd_via8233_pcm_pointer,
1390};
1391
1392
1393static const struct snd_pcm_ops snd_via8233_capture_ops = {
1394 .open = snd_via82xx_capture_open,
1395 .close = snd_via82xx_pcm_close,
1396 .hw_params = snd_via82xx_hw_params,
1397 .hw_free = snd_via82xx_hw_free,
1398 .prepare = snd_via8233_capture_prepare,
1399 .trigger = snd_via82xx_pcm_trigger,
1400 .pointer = snd_via8233_pcm_pointer,
1401};
1402
1403
1404static void init_viadev(struct via82xx *chip, int idx, unsigned int reg_offset,
1405 int shadow_pos, int direction)
1406{
1407 chip->devs[idx].reg_offset = reg_offset;
1408 chip->devs[idx].shadow_shift = shadow_pos * 4;
1409 chip->devs[idx].direction = direction;
1410 chip->devs[idx].port = chip->port + reg_offset;
1411}
1412
1413
1414
1415
1416static int snd_via8233_pcm_new(struct via82xx *chip)
1417{
1418 struct snd_pcm *pcm;
1419 struct snd_pcm_chmap *chmap;
1420 int i, err;
1421
1422 chip->playback_devno = 0;
1423 chip->multi_devno = 4;
1424 chip->capture_devno = 5;
1425 chip->num_devs = 7;
1426 chip->intr_mask = 0x33033333;
1427
1428
1429 err = snd_pcm_new(chip->card, chip->card->shortname, 0, 4, 1, &pcm);
1430 if (err < 0)
1431 return err;
1432 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_via8233_playback_ops);
1433 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_via8233_capture_ops);
1434 pcm->private_data = chip;
1435 strcpy(pcm->name, chip->card->shortname);
1436 chip->pcms[0] = pcm;
1437
1438 for (i = 0; i < 4; i++)
1439 init_viadev(chip, i, 0x10 * i, i, 0);
1440
1441 init_viadev(chip, chip->capture_devno, VIA_REG_CAPTURE_8233_STATUS, 6, 1);
1442
1443 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1444 &chip->pci->dev,
1445 64*1024, VIA_MAX_BUFSIZE);
1446
1447 err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1448 snd_pcm_std_chmaps, 2, 0,
1449 &chmap);
1450 if (err < 0)
1451 return err;
1452
1453
1454 err = snd_pcm_new(chip->card, chip->card->shortname, 1, 1, 1, &pcm);
1455 if (err < 0)
1456 return err;
1457 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_via8233_multi_ops);
1458 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_via8233_capture_ops);
1459 pcm->private_data = chip;
1460 strcpy(pcm->name, chip->card->shortname);
1461 chip->pcms[1] = pcm;
1462
1463 init_viadev(chip, chip->multi_devno, VIA_REG_MULTPLAY_STATUS, 4, 0);
1464
1465 init_viadev(chip, chip->capture_devno + 1, VIA_REG_CAPTURE_8233_STATUS + 0x10, 7, 1);
1466
1467 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1468 &chip->pci->dev,
1469 64*1024, VIA_MAX_BUFSIZE);
1470
1471 err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1472 snd_pcm_alt_chmaps, 6, 0,
1473 &chmap);
1474 if (err < 0)
1475 return err;
1476 chip->ac97->chmaps[SNDRV_PCM_STREAM_PLAYBACK] = chmap;
1477
1478 return 0;
1479}
1480
1481
1482
1483
1484static int snd_via8233a_pcm_new(struct via82xx *chip)
1485{
1486 struct snd_pcm *pcm;
1487 struct snd_pcm_chmap *chmap;
1488 int err;
1489
1490 chip->multi_devno = 0;
1491 chip->playback_devno = 1;
1492 chip->capture_devno = 2;
1493 chip->num_devs = 3;
1494 chip->intr_mask = 0x03033000;
1495
1496
1497 err = snd_pcm_new(chip->card, chip->card->shortname, 0, 1, 1, &pcm);
1498 if (err < 0)
1499 return err;
1500 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_via8233_multi_ops);
1501 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_via8233_capture_ops);
1502 pcm->private_data = chip;
1503 strcpy(pcm->name, chip->card->shortname);
1504 chip->pcms[0] = pcm;
1505
1506 init_viadev(chip, chip->multi_devno, VIA_REG_MULTPLAY_STATUS, 4, 0);
1507
1508 init_viadev(chip, chip->capture_devno, VIA_REG_CAPTURE_8233_STATUS, 6, 1);
1509
1510 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1511 &chip->pci->dev,
1512 64*1024, VIA_MAX_BUFSIZE);
1513
1514 err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1515 snd_pcm_alt_chmaps, 6, 0,
1516 &chmap);
1517 if (err < 0)
1518 return err;
1519 chip->ac97->chmaps[SNDRV_PCM_STREAM_PLAYBACK] = chmap;
1520
1521
1522 if (! ac97_can_spdif(chip->ac97))
1523 return 0;
1524
1525
1526 err = snd_pcm_new(chip->card, chip->card->shortname, 1, 1, 0, &pcm);
1527 if (err < 0)
1528 return err;
1529 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_via8233_playback_ops);
1530 pcm->private_data = chip;
1531 strcpy(pcm->name, chip->card->shortname);
1532 chip->pcms[1] = pcm;
1533
1534 init_viadev(chip, chip->playback_devno, 0x30, 3, 0);
1535
1536 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1537 &chip->pci->dev,
1538 64*1024, VIA_MAX_BUFSIZE);
1539 return 0;
1540}
1541
1542
1543
1544
1545static int snd_via686_pcm_new(struct via82xx *chip)
1546{
1547 struct snd_pcm *pcm;
1548 int err;
1549
1550 chip->playback_devno = 0;
1551 chip->capture_devno = 1;
1552 chip->num_devs = 2;
1553 chip->intr_mask = 0x77;
1554
1555 err = snd_pcm_new(chip->card, chip->card->shortname, 0, 1, 1, &pcm);
1556 if (err < 0)
1557 return err;
1558 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_via686_playback_ops);
1559 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_via686_capture_ops);
1560 pcm->private_data = chip;
1561 strcpy(pcm->name, chip->card->shortname);
1562 chip->pcms[0] = pcm;
1563 init_viadev(chip, 0, VIA_REG_PLAYBACK_STATUS, 0, 0);
1564 init_viadev(chip, 1, VIA_REG_CAPTURE_STATUS, 0, 1);
1565
1566 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
1567 &chip->pci->dev,
1568 64*1024, VIA_MAX_BUFSIZE);
1569 return 0;
1570}
1571
1572
1573
1574
1575
1576
1577static int snd_via8233_capture_source_info(struct snd_kcontrol *kcontrol,
1578 struct snd_ctl_elem_info *uinfo)
1579{
1580
1581
1582
1583 static const char * const texts[2] = {
1584 "Input1", "Input2"
1585 };
1586 return snd_ctl_enum_info(uinfo, 1, 2, texts);
1587}
1588
1589static int snd_via8233_capture_source_get(struct snd_kcontrol *kcontrol,
1590 struct snd_ctl_elem_value *ucontrol)
1591{
1592 struct via82xx *chip = snd_kcontrol_chip(kcontrol);
1593 unsigned long port = chip->port + (kcontrol->id.index ? (VIA_REG_CAPTURE_CHANNEL + 0x10) : VIA_REG_CAPTURE_CHANNEL);
1594 ucontrol->value.enumerated.item[0] = inb(port) & VIA_REG_CAPTURE_CHANNEL_MIC ? 1 : 0;
1595 return 0;
1596}
1597
1598static int snd_via8233_capture_source_put(struct snd_kcontrol *kcontrol,
1599 struct snd_ctl_elem_value *ucontrol)
1600{
1601 struct via82xx *chip = snd_kcontrol_chip(kcontrol);
1602 unsigned long port = chip->port + (kcontrol->id.index ? (VIA_REG_CAPTURE_CHANNEL + 0x10) : VIA_REG_CAPTURE_CHANNEL);
1603 u8 val, oval;
1604
1605 spin_lock_irq(&chip->reg_lock);
1606 oval = inb(port);
1607 val = oval & ~VIA_REG_CAPTURE_CHANNEL_MIC;
1608 if (ucontrol->value.enumerated.item[0])
1609 val |= VIA_REG_CAPTURE_CHANNEL_MIC;
1610 if (val != oval)
1611 outb(val, port);
1612 spin_unlock_irq(&chip->reg_lock);
1613 return val != oval;
1614}
1615
1616static struct snd_kcontrol_new snd_via8233_capture_source = {
1617 .name = "Input Source Select",
1618 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1619 .info = snd_via8233_capture_source_info,
1620 .get = snd_via8233_capture_source_get,
1621 .put = snd_via8233_capture_source_put,
1622};
1623
1624#define snd_via8233_dxs3_spdif_info snd_ctl_boolean_mono_info
1625
1626static int snd_via8233_dxs3_spdif_get(struct snd_kcontrol *kcontrol,
1627 struct snd_ctl_elem_value *ucontrol)
1628{
1629 struct via82xx *chip = snd_kcontrol_chip(kcontrol);
1630 u8 val;
1631
1632 pci_read_config_byte(chip->pci, VIA8233_SPDIF_CTRL, &val);
1633 ucontrol->value.integer.value[0] = (val & VIA8233_SPDIF_DX3) ? 1 : 0;
1634 return 0;
1635}
1636
1637static int snd_via8233_dxs3_spdif_put(struct snd_kcontrol *kcontrol,
1638 struct snd_ctl_elem_value *ucontrol)
1639{
1640 struct via82xx *chip = snd_kcontrol_chip(kcontrol);
1641 u8 val, oval;
1642
1643 pci_read_config_byte(chip->pci, VIA8233_SPDIF_CTRL, &oval);
1644 val = oval & ~VIA8233_SPDIF_DX3;
1645 if (ucontrol->value.integer.value[0])
1646 val |= VIA8233_SPDIF_DX3;
1647
1648 chip->spdif_on = ucontrol->value.integer.value[0] ? 1 : 0;
1649 if (val != oval) {
1650 pci_write_config_byte(chip->pci, VIA8233_SPDIF_CTRL, val);
1651 return 1;
1652 }
1653 return 0;
1654}
1655
1656static const struct snd_kcontrol_new snd_via8233_dxs3_spdif_control = {
1657 .name = SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH),
1658 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1659 .info = snd_via8233_dxs3_spdif_info,
1660 .get = snd_via8233_dxs3_spdif_get,
1661 .put = snd_via8233_dxs3_spdif_put,
1662};
1663
1664static int snd_via8233_dxs_volume_info(struct snd_kcontrol *kcontrol,
1665 struct snd_ctl_elem_info *uinfo)
1666{
1667 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1668 uinfo->count = 2;
1669 uinfo->value.integer.min = 0;
1670 uinfo->value.integer.max = VIA_DXS_MAX_VOLUME;
1671 return 0;
1672}
1673
1674static int snd_via8233_dxs_volume_get(struct snd_kcontrol *kcontrol,
1675 struct snd_ctl_elem_value *ucontrol)
1676{
1677 struct via82xx *chip = snd_kcontrol_chip(kcontrol);
1678 unsigned int idx = kcontrol->id.subdevice;
1679
1680 ucontrol->value.integer.value[0] = VIA_DXS_MAX_VOLUME - chip->playback_volume[idx][0];
1681 ucontrol->value.integer.value[1] = VIA_DXS_MAX_VOLUME - chip->playback_volume[idx][1];
1682 return 0;
1683}
1684
1685static int snd_via8233_pcmdxs_volume_get(struct snd_kcontrol *kcontrol,
1686 struct snd_ctl_elem_value *ucontrol)
1687{
1688 struct via82xx *chip = snd_kcontrol_chip(kcontrol);
1689 ucontrol->value.integer.value[0] = VIA_DXS_MAX_VOLUME - chip->playback_volume_c[0];
1690 ucontrol->value.integer.value[1] = VIA_DXS_MAX_VOLUME - chip->playback_volume_c[1];
1691 return 0;
1692}
1693
1694static int snd_via8233_dxs_volume_put(struct snd_kcontrol *kcontrol,
1695 struct snd_ctl_elem_value *ucontrol)
1696{
1697 struct via82xx *chip = snd_kcontrol_chip(kcontrol);
1698 unsigned int idx = kcontrol->id.subdevice;
1699 unsigned long port = chip->port + 0x10 * idx;
1700 unsigned char val;
1701 int i, change = 0;
1702
1703 for (i = 0; i < 2; i++) {
1704 val = ucontrol->value.integer.value[i];
1705 if (val > VIA_DXS_MAX_VOLUME)
1706 val = VIA_DXS_MAX_VOLUME;
1707 val = VIA_DXS_MAX_VOLUME - val;
1708 change |= val != chip->playback_volume[idx][i];
1709 if (change) {
1710 chip->playback_volume[idx][i] = val;
1711 outb(val, port + VIA_REG_OFS_PLAYBACK_VOLUME_L + i);
1712 }
1713 }
1714 return change;
1715}
1716
1717static int snd_via8233_pcmdxs_volume_put(struct snd_kcontrol *kcontrol,
1718 struct snd_ctl_elem_value *ucontrol)
1719{
1720 struct via82xx *chip = snd_kcontrol_chip(kcontrol);
1721 unsigned int idx;
1722 unsigned char val;
1723 int i, change = 0;
1724
1725 for (i = 0; i < 2; i++) {
1726 val = ucontrol->value.integer.value[i];
1727 if (val > VIA_DXS_MAX_VOLUME)
1728 val = VIA_DXS_MAX_VOLUME;
1729 val = VIA_DXS_MAX_VOLUME - val;
1730 if (val != chip->playback_volume_c[i]) {
1731 change = 1;
1732 chip->playback_volume_c[i] = val;
1733 for (idx = 0; idx < 4; idx++) {
1734 unsigned long port = chip->port + 0x10 * idx;
1735 chip->playback_volume[idx][i] = val;
1736 outb(val, port + VIA_REG_OFS_PLAYBACK_VOLUME_L + i);
1737 }
1738 }
1739 }
1740 return change;
1741}
1742
1743static const DECLARE_TLV_DB_SCALE(db_scale_dxs, -4650, 150, 1);
1744
1745static const struct snd_kcontrol_new snd_via8233_pcmdxs_volume_control = {
1746 .name = "PCM Playback Volume",
1747 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1748 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
1749 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
1750 .info = snd_via8233_dxs_volume_info,
1751 .get = snd_via8233_pcmdxs_volume_get,
1752 .put = snd_via8233_pcmdxs_volume_put,
1753 .tlv = { .p = db_scale_dxs }
1754};
1755
1756static const struct snd_kcontrol_new snd_via8233_dxs_volume_control = {
1757 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1758 .device = 0,
1759
1760 .name = "PCM Playback Volume",
1761 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1762 SNDRV_CTL_ELEM_ACCESS_TLV_READ |
1763 SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1764 .info = snd_via8233_dxs_volume_info,
1765 .get = snd_via8233_dxs_volume_get,
1766 .put = snd_via8233_dxs_volume_put,
1767 .tlv = { .p = db_scale_dxs }
1768};
1769
1770
1771
1772
1773static void snd_via82xx_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1774{
1775 struct via82xx *chip = bus->private_data;
1776 chip->ac97_bus = NULL;
1777}
1778
1779static void snd_via82xx_mixer_free_ac97(struct snd_ac97 *ac97)
1780{
1781 struct via82xx *chip = ac97->private_data;
1782 chip->ac97 = NULL;
1783}
1784
1785static const struct ac97_quirk ac97_quirks[] = {
1786 {
1787 .subvendor = 0x1106,
1788 .subdevice = 0x4161,
1789 .codec_id = 0x56494161,
1790 .name = "Soltek SL-75DRV5",
1791 .type = AC97_TUNE_NONE
1792 },
1793 {
1794 .subvendor = 0x1106,
1795 .subdevice = 0x4161,
1796 .name = "ASRock K7VT2",
1797 .type = AC97_TUNE_HP_ONLY
1798 },
1799 {
1800 .subvendor = 0x110a,
1801 .subdevice = 0x0079,
1802 .name = "Fujitsu Siemens D1289",
1803 .type = AC97_TUNE_HP_ONLY
1804 },
1805 {
1806 .subvendor = 0x1019,
1807 .subdevice = 0x0a81,
1808 .name = "ECS K7VTA3",
1809 .type = AC97_TUNE_HP_ONLY
1810 },
1811 {
1812 .subvendor = 0x1019,
1813 .subdevice = 0x0a85,
1814 .name = "ECS L7VMM2",
1815 .type = AC97_TUNE_HP_ONLY
1816 },
1817 {
1818 .subvendor = 0x1019,
1819 .subdevice = 0x1841,
1820 .name = "ECS K7VTA3",
1821 .type = AC97_TUNE_HP_ONLY
1822 },
1823 {
1824 .subvendor = 0x1849,
1825 .subdevice = 0x3059,
1826 .name = "ASRock K7VM2",
1827 .type = AC97_TUNE_HP_ONLY
1828 },
1829 {
1830 .subvendor = 0x14cd,
1831 .subdevice = 0x7002,
1832 .name = "Unknown",
1833 .type = AC97_TUNE_ALC_JACK
1834 },
1835 {
1836 .subvendor = 0x1071,
1837 .subdevice = 0x8590,
1838 .name = "Mitac Mobo",
1839 .type = AC97_TUNE_ALC_JACK
1840 },
1841 {
1842 .subvendor = 0x161f,
1843 .subdevice = 0x202b,
1844 .name = "Arima Notebook",
1845 .type = AC97_TUNE_HP_ONLY,
1846 },
1847 {
1848 .subvendor = 0x161f,
1849 .subdevice = 0x2032,
1850 .name = "Targa Traveller 811",
1851 .type = AC97_TUNE_HP_ONLY,
1852 },
1853 {
1854 .subvendor = 0x161f,
1855 .subdevice = 0x2032,
1856 .name = "m680x",
1857 .type = AC97_TUNE_HP_ONLY,
1858 },
1859 {
1860 .subvendor = 0x1297,
1861 .subdevice = 0xa232,
1862 .name = "Shuttle AK32VN",
1863 .type = AC97_TUNE_HP_ONLY
1864 },
1865 { }
1866};
1867
1868static int snd_via82xx_mixer_new(struct via82xx *chip, const char *quirk_override)
1869{
1870 struct snd_ac97_template ac97;
1871 int err;
1872 static const struct snd_ac97_bus_ops ops = {
1873 .write = snd_via82xx_codec_write,
1874 .read = snd_via82xx_codec_read,
1875 .wait = snd_via82xx_codec_wait,
1876 };
1877
1878 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1879 return err;
1880 chip->ac97_bus->private_free = snd_via82xx_mixer_free_ac97_bus;
1881 chip->ac97_bus->clock = chip->ac97_clock;
1882
1883 memset(&ac97, 0, sizeof(ac97));
1884 ac97.private_data = chip;
1885 ac97.private_free = snd_via82xx_mixer_free_ac97;
1886 ac97.pci = chip->pci;
1887 ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE;
1888 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1889 return err;
1890
1891 snd_ac97_tune_hardware(chip->ac97, ac97_quirks, quirk_override);
1892
1893 if (chip->chip_type != TYPE_VIA686) {
1894
1895 snd_ac97_update_bits(chip->ac97, AC97_EXTENDED_STATUS, 0x03 << 4, 0x03 << 4);
1896 }
1897
1898 return 0;
1899}
1900
1901#ifdef SUPPORT_JOYSTICK
1902#define JOYSTICK_ADDR 0x200
1903static int snd_via686_create_gameport(struct via82xx *chip, unsigned char *legacy)
1904{
1905 struct gameport *gp;
1906 struct resource *r;
1907
1908 if (!joystick)
1909 return -ENODEV;
1910
1911 r = request_region(JOYSTICK_ADDR, 8, "VIA686 gameport");
1912 if (!r) {
1913 dev_warn(chip->card->dev, "cannot reserve joystick port %#x\n",
1914 JOYSTICK_ADDR);
1915 return -EBUSY;
1916 }
1917
1918 chip->gameport = gp = gameport_allocate_port();
1919 if (!gp) {
1920 dev_err(chip->card->dev,
1921 "cannot allocate memory for gameport\n");
1922 release_and_free_resource(r);
1923 return -ENOMEM;
1924 }
1925
1926 gameport_set_name(gp, "VIA686 Gameport");
1927 gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci));
1928 gameport_set_dev_parent(gp, &chip->pci->dev);
1929 gp->io = JOYSTICK_ADDR;
1930 gameport_set_port_data(gp, r);
1931
1932
1933 *legacy |= VIA_FUNC_ENABLE_GAME;
1934 pci_write_config_byte(chip->pci, VIA_FUNC_ENABLE, *legacy);
1935
1936 gameport_register_port(chip->gameport);
1937
1938 return 0;
1939}
1940
1941static void snd_via686_free_gameport(struct via82xx *chip)
1942{
1943 if (chip->gameport) {
1944 struct resource *r = gameport_get_port_data(chip->gameport);
1945
1946 gameport_unregister_port(chip->gameport);
1947 chip->gameport = NULL;
1948 release_and_free_resource(r);
1949 }
1950}
1951#else
1952static inline int snd_via686_create_gameport(struct via82xx *chip, unsigned char *legacy)
1953{
1954 return -ENOSYS;
1955}
1956static inline void snd_via686_free_gameport(struct via82xx *chip) { }
1957#endif
1958
1959
1960
1961
1962
1963
1964static int snd_via8233_init_misc(struct via82xx *chip)
1965{
1966 int i, err, caps;
1967 unsigned char val;
1968
1969 caps = chip->chip_type == TYPE_VIA8233A ? 1 : 2;
1970 for (i = 0; i < caps; i++) {
1971 snd_via8233_capture_source.index = i;
1972 err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_via8233_capture_source, chip));
1973 if (err < 0)
1974 return err;
1975 }
1976 if (ac97_can_spdif(chip->ac97)) {
1977 err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_via8233_dxs3_spdif_control, chip));
1978 if (err < 0)
1979 return err;
1980 }
1981 if (chip->chip_type != TYPE_VIA8233A) {
1982
1983
1984
1985 struct snd_ctl_elem_id sid;
1986 memset(&sid, 0, sizeof(sid));
1987 strcpy(sid.name, "PCM Playback Volume");
1988 sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1989 if (! snd_ctl_find_id(chip->card, &sid)) {
1990 dev_info(chip->card->dev,
1991 "Using DXS as PCM Playback\n");
1992 err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_via8233_pcmdxs_volume_control, chip));
1993 if (err < 0)
1994 return err;
1995 }
1996 else
1997 {
1998 for (i = 0; i < 4; ++i) {
1999 struct snd_kcontrol *kctl;
2000
2001 kctl = snd_ctl_new1(
2002 &snd_via8233_dxs_volume_control, chip);
2003 if (!kctl)
2004 return -ENOMEM;
2005 kctl->id.subdevice = i;
2006 err = snd_ctl_add(chip->card, kctl);
2007 if (err < 0)
2008 return err;
2009 chip->dxs_controls[i] = kctl;
2010 }
2011 }
2012 }
2013
2014 pci_read_config_byte(chip->pci, VIA8233_SPDIF_CTRL, &val);
2015 val = (val & ~VIA8233_SPDIF_SLOT_MASK) | VIA8233_SPDIF_SLOT_1011;
2016 val &= ~VIA8233_SPDIF_DX3;
2017 pci_write_config_byte(chip->pci, VIA8233_SPDIF_CTRL, val);
2018
2019 return 0;
2020}
2021
2022static int snd_via686_init_misc(struct via82xx *chip)
2023{
2024 unsigned char legacy, legacy_cfg;
2025 int rev_h = 0;
2026
2027 legacy = chip->old_legacy;
2028 legacy_cfg = chip->old_legacy_cfg;
2029 legacy |= VIA_FUNC_MIDI_IRQMASK;
2030 legacy &= ~VIA_FUNC_ENABLE_GAME;
2031 if (chip->revision >= VIA_REV_686_H) {
2032 rev_h = 1;
2033 if (mpu_port >= 0x200) {
2034 mpu_port &= 0xfffc;
2035 pci_write_config_dword(chip->pci, 0x18, mpu_port | 0x01);
2036#ifdef CONFIG_PM_SLEEP
2037 chip->mpu_port_saved = mpu_port;
2038#endif
2039 } else {
2040 mpu_port = pci_resource_start(chip->pci, 2);
2041 }
2042 } else {
2043 switch (mpu_port) {
2044 case 0x300:
2045 case 0x310:
2046 case 0x320:
2047 case 0x330:
2048 legacy_cfg &= ~(3 << 2);
2049 legacy_cfg |= (mpu_port & 0x0030) >> 2;
2050 break;
2051 default:
2052 if (legacy & VIA_FUNC_ENABLE_MIDI)
2053 mpu_port = 0x300 + ((legacy_cfg & 0x000c) << 2);
2054 break;
2055 }
2056 }
2057 if (mpu_port >= 0x200 &&
2058 (chip->mpu_res = request_region(mpu_port, 2, "VIA82xx MPU401"))
2059 != NULL) {
2060 if (rev_h)
2061 legacy |= VIA_FUNC_MIDI_PNP;
2062 legacy |= VIA_FUNC_ENABLE_MIDI;
2063 } else {
2064 if (rev_h)
2065 legacy &= ~VIA_FUNC_MIDI_PNP;
2066 legacy &= ~VIA_FUNC_ENABLE_MIDI;
2067 mpu_port = 0;
2068 }
2069
2070 pci_write_config_byte(chip->pci, VIA_FUNC_ENABLE, legacy);
2071 pci_write_config_byte(chip->pci, VIA_PNP_CONTROL, legacy_cfg);
2072 if (chip->mpu_res) {
2073 if (snd_mpu401_uart_new(chip->card, 0, MPU401_HW_VIA686A,
2074 mpu_port, MPU401_INFO_INTEGRATED |
2075 MPU401_INFO_IRQ_HOOK, -1,
2076 &chip->rmidi) < 0) {
2077 dev_warn(chip->card->dev,
2078 "unable to initialize MPU-401 at 0x%lx, skipping\n",
2079 mpu_port);
2080 legacy &= ~VIA_FUNC_ENABLE_MIDI;
2081 } else {
2082 legacy &= ~VIA_FUNC_MIDI_IRQMASK;
2083 }
2084 pci_write_config_byte(chip->pci, VIA_FUNC_ENABLE, legacy);
2085 }
2086
2087 snd_via686_create_gameport(chip, &legacy);
2088
2089#ifdef CONFIG_PM_SLEEP
2090 chip->legacy_saved = legacy;
2091 chip->legacy_cfg_saved = legacy_cfg;
2092#endif
2093
2094 return 0;
2095}
2096
2097
2098
2099
2100
2101static void snd_via82xx_proc_read(struct snd_info_entry *entry,
2102 struct snd_info_buffer *buffer)
2103{
2104 struct via82xx *chip = entry->private_data;
2105 int i;
2106
2107 snd_iprintf(buffer, "%s\n\n", chip->card->longname);
2108 for (i = 0; i < 0xa0; i += 4) {
2109 snd_iprintf(buffer, "%02x: %08x\n", i, inl(chip->port + i));
2110 }
2111}
2112
2113static void snd_via82xx_proc_init(struct via82xx *chip)
2114{
2115 snd_card_ro_proc_new(chip->card, "via82xx", chip,
2116 snd_via82xx_proc_read);
2117}
2118
2119
2120
2121
2122
2123static int snd_via82xx_chip_init(struct via82xx *chip)
2124{
2125 unsigned int val;
2126 unsigned long end_time;
2127 unsigned char pval;
2128
2129#if 0
2130 if (chip->chip_type == TYPE_VIA686)
2131
2132 pci_write_config_byte(chip->pci, VIA_FUNC_ENABLE, 0);
2133#endif
2134 pci_read_config_byte(chip->pci, VIA_ACLINK_STAT, &pval);
2135 if (! (pval & VIA_ACLINK_C00_READY)) {
2136
2137 pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL,
2138 VIA_ACLINK_CTRL_ENABLE |
2139 VIA_ACLINK_CTRL_RESET |
2140 VIA_ACLINK_CTRL_SYNC);
2141 udelay(100);
2142#if 1
2143 pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL, 0x00);
2144 udelay(100);
2145#else
2146
2147 pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL,
2148 VIA_ACLINK_CTRL_RESET|VIA_ACLINK_CTRL_SYNC);
2149 udelay(2);
2150#endif
2151
2152
2153 pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL, VIA_ACLINK_CTRL_INIT);
2154 udelay(100);
2155 }
2156
2157
2158
2159 pci_read_config_byte(chip->pci, VIA_ACLINK_CTRL, &pval);
2160 if ((pval & VIA_ACLINK_CTRL_INIT) != VIA_ACLINK_CTRL_INIT) {
2161
2162
2163 pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL, VIA_ACLINK_CTRL_INIT);
2164 udelay(100);
2165 }
2166
2167
2168 end_time = jiffies + msecs_to_jiffies(750);
2169 do {
2170 pci_read_config_byte(chip->pci, VIA_ACLINK_STAT, &pval);
2171 if (pval & VIA_ACLINK_C00_READY)
2172 break;
2173 schedule_timeout_uninterruptible(1);
2174 } while (time_before(jiffies, end_time));
2175
2176 if ((val = snd_via82xx_codec_xread(chip)) & VIA_REG_AC97_BUSY)
2177 dev_err(chip->card->dev,
2178 "AC'97 codec is not ready [0x%x]\n", val);
2179
2180#if 0
2181 snd_via82xx_codec_xwrite(chip, VIA_REG_AC97_READ |
2182 VIA_REG_AC97_SECONDARY_VALID |
2183 (VIA_REG_AC97_CODEC_ID_SECONDARY << VIA_REG_AC97_CODEC_ID_SHIFT));
2184 end_time = jiffies + msecs_to_jiffies(750);
2185 snd_via82xx_codec_xwrite(chip, VIA_REG_AC97_READ |
2186 VIA_REG_AC97_SECONDARY_VALID |
2187 (VIA_REG_AC97_CODEC_ID_SECONDARY << VIA_REG_AC97_CODEC_ID_SHIFT));
2188 do {
2189 if ((val = snd_via82xx_codec_xread(chip)) & VIA_REG_AC97_SECONDARY_VALID) {
2190 chip->ac97_secondary = 1;
2191 goto __ac97_ok2;
2192 }
2193 schedule_timeout_uninterruptible(1);
2194 } while (time_before(jiffies, end_time));
2195
2196
2197 __ac97_ok2:
2198#endif
2199
2200 if (chip->chip_type == TYPE_VIA686) {
2201
2202 pci_write_config_byte(chip->pci, VIA_FM_NMI_CTRL, 0);
2203
2204 outl(0, VIAREG(chip, GPI_INTR));
2205 }
2206
2207 if (chip->chip_type != TYPE_VIA686) {
2208
2209
2210
2211 struct pci_dev *pci;
2212 pci = pci_get_device(0x1106, 0x3068, NULL);
2213 if (pci) {
2214 unsigned char data;
2215 pci_read_config_byte(pci, 0x44, &data);
2216 pci_write_config_byte(pci, 0x44, data | 0x40);
2217 pci_dev_put(pci);
2218 }
2219 }
2220
2221 if (chip->chip_type != TYPE_VIA8233A) {
2222 int i, idx;
2223 for (idx = 0; idx < 4; idx++) {
2224 unsigned long port = chip->port + 0x10 * idx;
2225 for (i = 0; i < 2; i++) {
2226 chip->playback_volume[idx][i]=chip->playback_volume_c[i];
2227 outb(chip->playback_volume_c[i],
2228 port + VIA_REG_OFS_PLAYBACK_VOLUME_L + i);
2229 }
2230 }
2231 }
2232
2233 return 0;
2234}
2235
2236#ifdef CONFIG_PM_SLEEP
2237
2238
2239
2240static int snd_via82xx_suspend(struct device *dev)
2241{
2242 struct snd_card *card = dev_get_drvdata(dev);
2243 struct via82xx *chip = card->private_data;
2244 int i;
2245
2246 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2247 for (i = 0; i < chip->num_devs; i++)
2248 snd_via82xx_channel_reset(chip, &chip->devs[i]);
2249 snd_ac97_suspend(chip->ac97);
2250
2251
2252 if (chip->chip_type != TYPE_VIA686) {
2253 pci_read_config_byte(chip->pci, VIA8233_SPDIF_CTRL, &chip->spdif_ctrl_saved);
2254 chip->capture_src_saved[0] = inb(chip->port + VIA_REG_CAPTURE_CHANNEL);
2255 chip->capture_src_saved[1] = inb(chip->port + VIA_REG_CAPTURE_CHANNEL + 0x10);
2256 }
2257
2258 return 0;
2259}
2260
2261static int snd_via82xx_resume(struct device *dev)
2262{
2263 struct snd_card *card = dev_get_drvdata(dev);
2264 struct via82xx *chip = card->private_data;
2265 int i;
2266
2267 snd_via82xx_chip_init(chip);
2268
2269 if (chip->chip_type == TYPE_VIA686) {
2270 if (chip->mpu_port_saved)
2271 pci_write_config_dword(chip->pci, 0x18, chip->mpu_port_saved | 0x01);
2272 pci_write_config_byte(chip->pci, VIA_FUNC_ENABLE, chip->legacy_saved);
2273 pci_write_config_byte(chip->pci, VIA_PNP_CONTROL, chip->legacy_cfg_saved);
2274 } else {
2275 pci_write_config_byte(chip->pci, VIA8233_SPDIF_CTRL, chip->spdif_ctrl_saved);
2276 outb(chip->capture_src_saved[0], chip->port + VIA_REG_CAPTURE_CHANNEL);
2277 outb(chip->capture_src_saved[1], chip->port + VIA_REG_CAPTURE_CHANNEL + 0x10);
2278 }
2279
2280 snd_ac97_resume(chip->ac97);
2281
2282 for (i = 0; i < chip->num_devs; i++)
2283 snd_via82xx_channel_reset(chip, &chip->devs[i]);
2284
2285 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2286 return 0;
2287}
2288
2289static SIMPLE_DEV_PM_OPS(snd_via82xx_pm, snd_via82xx_suspend, snd_via82xx_resume);
2290#define SND_VIA82XX_PM_OPS &snd_via82xx_pm
2291#else
2292#define SND_VIA82XX_PM_OPS NULL
2293#endif
2294
2295static int snd_via82xx_free(struct via82xx *chip)
2296{
2297 unsigned int i;
2298
2299 if (chip->irq < 0)
2300 goto __end_hw;
2301
2302 for (i = 0; i < chip->num_devs; i++)
2303 snd_via82xx_channel_reset(chip, &chip->devs[i]);
2304
2305 if (chip->irq >= 0)
2306 free_irq(chip->irq, chip);
2307 __end_hw:
2308 release_and_free_resource(chip->mpu_res);
2309 pci_release_regions(chip->pci);
2310
2311 if (chip->chip_type == TYPE_VIA686) {
2312 snd_via686_free_gameport(chip);
2313 pci_write_config_byte(chip->pci, VIA_FUNC_ENABLE, chip->old_legacy);
2314 pci_write_config_byte(chip->pci, VIA_PNP_CONTROL, chip->old_legacy_cfg);
2315 }
2316 pci_disable_device(chip->pci);
2317 kfree(chip);
2318 return 0;
2319}
2320
2321static int snd_via82xx_dev_free(struct snd_device *device)
2322{
2323 struct via82xx *chip = device->device_data;
2324 return snd_via82xx_free(chip);
2325}
2326
2327static int snd_via82xx_create(struct snd_card *card,
2328 struct pci_dev *pci,
2329 int chip_type,
2330 int revision,
2331 unsigned int ac97_clock,
2332 struct via82xx **r_via)
2333{
2334 struct via82xx *chip;
2335 int err;
2336 static const struct snd_device_ops ops = {
2337 .dev_free = snd_via82xx_dev_free,
2338 };
2339
2340 if ((err = pci_enable_device(pci)) < 0)
2341 return err;
2342
2343 if ((chip = kzalloc(sizeof(*chip), GFP_KERNEL)) == NULL) {
2344 pci_disable_device(pci);
2345 return -ENOMEM;
2346 }
2347
2348 chip->chip_type = chip_type;
2349 chip->revision = revision;
2350
2351 spin_lock_init(&chip->reg_lock);
2352 spin_lock_init(&chip->rates[0].lock);
2353 spin_lock_init(&chip->rates[1].lock);
2354 chip->card = card;
2355 chip->pci = pci;
2356 chip->irq = -1;
2357
2358 pci_read_config_byte(pci, VIA_FUNC_ENABLE, &chip->old_legacy);
2359 pci_read_config_byte(pci, VIA_PNP_CONTROL, &chip->old_legacy_cfg);
2360 pci_write_config_byte(chip->pci, VIA_FUNC_ENABLE,
2361 chip->old_legacy & ~(VIA_FUNC_ENABLE_SB|VIA_FUNC_ENABLE_FM));
2362
2363 if ((err = pci_request_regions(pci, card->driver)) < 0) {
2364 kfree(chip);
2365 pci_disable_device(pci);
2366 return err;
2367 }
2368 chip->port = pci_resource_start(pci, 0);
2369 if (request_irq(pci->irq,
2370 chip_type == TYPE_VIA8233 ?
2371 snd_via8233_interrupt : snd_via686_interrupt,
2372 IRQF_SHARED,
2373 KBUILD_MODNAME, chip)) {
2374 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2375 snd_via82xx_free(chip);
2376 return -EBUSY;
2377 }
2378 chip->irq = pci->irq;
2379 card->sync_irq = chip->irq;
2380 if (ac97_clock >= 8000 && ac97_clock <= 48000)
2381 chip->ac97_clock = ac97_clock;
2382
2383 if ((err = snd_via82xx_chip_init(chip)) < 0) {
2384 snd_via82xx_free(chip);
2385 return err;
2386 }
2387
2388 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2389 snd_via82xx_free(chip);
2390 return err;
2391 }
2392
2393
2394
2395
2396 pci_set_master(pci);
2397
2398 *r_via = chip;
2399 return 0;
2400}
2401
2402struct via823x_info {
2403 int revision;
2404 char *name;
2405 int type;
2406};
2407static const struct via823x_info via823x_cards[] = {
2408 { VIA_REV_PRE_8233, "VIA 8233-Pre", TYPE_VIA8233 },
2409 { VIA_REV_8233C, "VIA 8233C", TYPE_VIA8233 },
2410 { VIA_REV_8233, "VIA 8233", TYPE_VIA8233 },
2411 { VIA_REV_8233A, "VIA 8233A", TYPE_VIA8233A },
2412 { VIA_REV_8235, "VIA 8235", TYPE_VIA8233 },
2413 { VIA_REV_8237, "VIA 8237", TYPE_VIA8233 },
2414 { VIA_REV_8251, "VIA 8251", TYPE_VIA8233 },
2415};
2416
2417
2418
2419
2420
2421static const struct snd_pci_quirk dxs_allowlist[] = {
2422 SND_PCI_QUIRK(0x1005, 0x4710, "Avance Logic Mobo", VIA_DXS_ENABLE),
2423 SND_PCI_QUIRK(0x1019, 0x0996, "ESC Mobo", VIA_DXS_48K),
2424 SND_PCI_QUIRK(0x1019, 0x0a81, "ECS K7VTA3 v8.0", VIA_DXS_NO_VRA),
2425 SND_PCI_QUIRK(0x1019, 0x0a85, "ECS L7VMM2", VIA_DXS_NO_VRA),
2426 SND_PCI_QUIRK_VENDOR(0x1019, "ESC K8", VIA_DXS_SRC),
2427 SND_PCI_QUIRK(0x1019, 0xaa01, "ESC K8T890-A", VIA_DXS_SRC),
2428 SND_PCI_QUIRK(0x1025, 0x0033, "Acer Inspire 1353LM", VIA_DXS_NO_VRA),
2429 SND_PCI_QUIRK(0x1025, 0x0046, "Acer Aspire 1524 WLMi", VIA_DXS_SRC),
2430 SND_PCI_QUIRK_VENDOR(0x1043, "ASUS A7/A8", VIA_DXS_NO_VRA),
2431 SND_PCI_QUIRK_VENDOR(0x1071, "Diverse Notebook", VIA_DXS_NO_VRA),
2432 SND_PCI_QUIRK(0x10cf, 0x118e, "FSC Laptop", VIA_DXS_ENABLE),
2433 SND_PCI_QUIRK_VENDOR(0x1106, "ASRock", VIA_DXS_SRC),
2434 SND_PCI_QUIRK(0x1297, 0xa231, "Shuttle AK31v2", VIA_DXS_SRC),
2435 SND_PCI_QUIRK(0x1297, 0xa232, "Shuttle", VIA_DXS_SRC),
2436 SND_PCI_QUIRK(0x1297, 0xc160, "Shuttle Sk41G", VIA_DXS_SRC),
2437 SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte GA-7VAXP", VIA_DXS_ENABLE),
2438 SND_PCI_QUIRK(0x1462, 0x3800, "MSI KT266", VIA_DXS_ENABLE),
2439 SND_PCI_QUIRK(0x1462, 0x7120, "MSI KT4V", VIA_DXS_ENABLE),
2440 SND_PCI_QUIRK(0x1462, 0x7142, "MSI K8MM-V", VIA_DXS_ENABLE),
2441 SND_PCI_QUIRK_VENDOR(0x1462, "MSI Mobo", VIA_DXS_SRC),
2442 SND_PCI_QUIRK(0x147b, 0x1401, "ABIT KD7(-RAID)", VIA_DXS_ENABLE),
2443 SND_PCI_QUIRK(0x147b, 0x1411, "ABIT VA-20", VIA_DXS_ENABLE),
2444 SND_PCI_QUIRK(0x147b, 0x1413, "ABIT KV8 Pro", VIA_DXS_ENABLE),
2445 SND_PCI_QUIRK(0x147b, 0x1415, "ABIT AV8", VIA_DXS_NO_VRA),
2446 SND_PCI_QUIRK(0x14ff, 0x0403, "Twinhead mobo", VIA_DXS_ENABLE),
2447 SND_PCI_QUIRK(0x14ff, 0x0408, "Twinhead laptop", VIA_DXS_SRC),
2448 SND_PCI_QUIRK(0x1558, 0x4701, "Clevo D470", VIA_DXS_SRC),
2449 SND_PCI_QUIRK(0x1584, 0x8120, "Diverse Laptop", VIA_DXS_ENABLE),
2450 SND_PCI_QUIRK(0x1584, 0x8123, "Targa/Uniwill", VIA_DXS_NO_VRA),
2451 SND_PCI_QUIRK(0x161f, 0x202b, "Amira Notebook", VIA_DXS_NO_VRA),
2452 SND_PCI_QUIRK(0x161f, 0x2032, "m680x machines", VIA_DXS_48K),
2453 SND_PCI_QUIRK(0x1631, 0xe004, "PB EasyNote 3174", VIA_DXS_ENABLE),
2454 SND_PCI_QUIRK(0x1695, 0x3005, "EPoX EP-8K9A", VIA_DXS_ENABLE),
2455 SND_PCI_QUIRK_VENDOR(0x1695, "EPoX mobo", VIA_DXS_SRC),
2456 SND_PCI_QUIRK_VENDOR(0x16f3, "Jetway K8", VIA_DXS_SRC),
2457 SND_PCI_QUIRK_VENDOR(0x1734, "FSC Laptop", VIA_DXS_SRC),
2458 SND_PCI_QUIRK(0x1849, 0x3059, "ASRock K7VM2", VIA_DXS_NO_VRA),
2459 SND_PCI_QUIRK_VENDOR(0x1849, "ASRock mobo", VIA_DXS_SRC),
2460 SND_PCI_QUIRK(0x1919, 0x200a, "Soltek SL-K8", VIA_DXS_NO_VRA),
2461 SND_PCI_QUIRK(0x4005, 0x4710, "MSI K7T266", VIA_DXS_SRC),
2462 { }
2463};
2464
2465static int check_dxs_list(struct pci_dev *pci, int revision)
2466{
2467 const struct snd_pci_quirk *w;
2468
2469 w = snd_pci_quirk_lookup(pci, dxs_allowlist);
2470 if (w) {
2471 dev_dbg(&pci->dev, "DXS allow list for %s found\n",
2472 snd_pci_quirk_name(w));
2473 return w->value;
2474 }
2475
2476
2477 if (revision >= VIA_REV_8235)
2478 return VIA_DXS_SRC;
2479
2480
2481
2482
2483 dev_info(&pci->dev, "Assuming DXS channels with 48k fixed sample rate.\n");
2484 dev_info(&pci->dev, " Please try dxs_support=5 option\n");
2485 dev_info(&pci->dev, " and report if it works on your machine.\n");
2486 dev_info(&pci->dev, " For more details, read ALSA-Configuration.txt.\n");
2487 return VIA_DXS_48K;
2488};
2489
2490static int snd_via82xx_probe(struct pci_dev *pci,
2491 const struct pci_device_id *pci_id)
2492{
2493 struct snd_card *card;
2494 struct via82xx *chip;
2495 int chip_type = 0, card_type;
2496 unsigned int i;
2497 int err;
2498
2499 err = snd_card_new(&pci->dev, index, id, THIS_MODULE, 0, &card);
2500 if (err < 0)
2501 return err;
2502
2503 card_type = pci_id->driver_data;
2504 switch (card_type) {
2505 case TYPE_CARD_VIA686:
2506 strcpy(card->driver, "VIA686A");
2507 sprintf(card->shortname, "VIA 82C686A/B rev%x", pci->revision);
2508 chip_type = TYPE_VIA686;
2509 break;
2510 case TYPE_CARD_VIA8233:
2511 chip_type = TYPE_VIA8233;
2512 sprintf(card->shortname, "VIA 823x rev%x", pci->revision);
2513 for (i = 0; i < ARRAY_SIZE(via823x_cards); i++) {
2514 if (pci->revision == via823x_cards[i].revision) {
2515 chip_type = via823x_cards[i].type;
2516 strcpy(card->shortname, via823x_cards[i].name);
2517 break;
2518 }
2519 }
2520 if (chip_type != TYPE_VIA8233A) {
2521 if (dxs_support == VIA_DXS_AUTO)
2522 dxs_support = check_dxs_list(pci, pci->revision);
2523
2524
2525
2526 if (dxs_support == VIA_DXS_DISABLE)
2527 chip_type = TYPE_VIA8233A;
2528 else
2529 chip_type = TYPE_VIA8233;
2530 }
2531 if (chip_type == TYPE_VIA8233A)
2532 strcpy(card->driver, "VIA8233A");
2533 else if (pci->revision >= VIA_REV_8237)
2534 strcpy(card->driver, "VIA8237");
2535 else
2536 strcpy(card->driver, "VIA8233");
2537 break;
2538 default:
2539 dev_err(card->dev, "invalid card type %d\n", card_type);
2540 err = -EINVAL;
2541 goto __error;
2542 }
2543
2544 if ((err = snd_via82xx_create(card, pci, chip_type, pci->revision,
2545 ac97_clock, &chip)) < 0)
2546 goto __error;
2547 card->private_data = chip;
2548 if ((err = snd_via82xx_mixer_new(chip, ac97_quirk)) < 0)
2549 goto __error;
2550
2551 if (chip_type == TYPE_VIA686) {
2552 if ((err = snd_via686_pcm_new(chip)) < 0 ||
2553 (err = snd_via686_init_misc(chip)) < 0)
2554 goto __error;
2555 } else {
2556 if (chip_type == TYPE_VIA8233A) {
2557 if ((err = snd_via8233a_pcm_new(chip)) < 0)
2558 goto __error;
2559
2560 } else {
2561 if ((err = snd_via8233_pcm_new(chip)) < 0)
2562 goto __error;
2563 if (dxs_support == VIA_DXS_48K)
2564 chip->dxs_fixed = 1;
2565 else if (dxs_support == VIA_DXS_NO_VRA)
2566 chip->no_vra = 1;
2567 else if (dxs_support == VIA_DXS_SRC) {
2568 chip->no_vra = 1;
2569 chip->dxs_src = 1;
2570 }
2571 }
2572 if ((err = snd_via8233_init_misc(chip)) < 0)
2573 goto __error;
2574 }
2575
2576
2577 for (i = 0; i < chip->num_devs; i++)
2578 snd_via82xx_channel_reset(chip, &chip->devs[i]);
2579
2580 snprintf(card->longname, sizeof(card->longname),
2581 "%s with %s at %#lx, irq %d", card->shortname,
2582 snd_ac97_get_short_name(chip->ac97), chip->port, chip->irq);
2583
2584 snd_via82xx_proc_init(chip);
2585
2586 if ((err = snd_card_register(card)) < 0) {
2587 snd_card_free(card);
2588 return err;
2589 }
2590 pci_set_drvdata(pci, card);
2591 return 0;
2592
2593 __error:
2594 snd_card_free(card);
2595 return err;
2596}
2597
2598static void snd_via82xx_remove(struct pci_dev *pci)
2599{
2600 snd_card_free(pci_get_drvdata(pci));
2601}
2602
2603static struct pci_driver via82xx_driver = {
2604 .name = KBUILD_MODNAME,
2605 .id_table = snd_via82xx_ids,
2606 .probe = snd_via82xx_probe,
2607 .remove = snd_via82xx_remove,
2608 .driver = {
2609 .pm = SND_VIA82XX_PM_OPS,
2610 },
2611};
2612
2613module_pci_driver(via82xx_driver);
2614