Loading...
1/*
2 * The driver for the ForteMedia FM801 based soundcards
3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4 *
5 * Support FM only card by Andy Shevchenko <andy@smile.org.ua>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23#include <linux/delay.h>
24#include <linux/init.h>
25#include <linux/interrupt.h>
26#include <linux/pci.h>
27#include <linux/slab.h>
28#include <linux/module.h>
29#include <sound/core.h>
30#include <sound/pcm.h>
31#include <sound/tlv.h>
32#include <sound/ac97_codec.h>
33#include <sound/mpu401.h>
34#include <sound/opl3.h>
35#include <sound/initval.h>
36
37#include <asm/io.h>
38
39#ifdef CONFIG_SND_FM801_TEA575X_BOOL
40#include <media/tea575x.h>
41#endif
42
43MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
44MODULE_DESCRIPTION("ForteMedia FM801");
45MODULE_LICENSE("GPL");
46MODULE_SUPPORTED_DEVICE("{{ForteMedia,FM801},"
47 "{Genius,SoundMaker Live 5.1}}");
48
49static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
50static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
51static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
52/*
53 * Enable TEA575x tuner
54 * 1 = MediaForte 256-PCS
55 * 2 = MediaForte 256-PCP
56 * 3 = MediaForte 64-PCR
57 * 16 = setup tuner only (this is additional bit), i.e. SF64-PCR FM card
58 * High 16-bits are video (radio) device number + 1
59 */
60static int tea575x_tuner[SNDRV_CARDS];
61static int radio_nr[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
62
63module_param_array(index, int, NULL, 0444);
64MODULE_PARM_DESC(index, "Index value for the FM801 soundcard.");
65module_param_array(id, charp, NULL, 0444);
66MODULE_PARM_DESC(id, "ID string for the FM801 soundcard.");
67module_param_array(enable, bool, NULL, 0444);
68MODULE_PARM_DESC(enable, "Enable FM801 soundcard.");
69module_param_array(tea575x_tuner, int, NULL, 0444);
70MODULE_PARM_DESC(tea575x_tuner, "TEA575x tuner access method (0 = auto, 1 = SF256-PCS, 2=SF256-PCP, 3=SF64-PCR, 8=disable, +16=tuner-only).");
71module_param_array(radio_nr, int, NULL, 0444);
72MODULE_PARM_DESC(radio_nr, "Radio device numbers");
73
74
75#define TUNER_DISABLED (1<<3)
76#define TUNER_ONLY (1<<4)
77#define TUNER_TYPE_MASK (~TUNER_ONLY & 0xFFFF)
78
79/*
80 * Direct registers
81 */
82
83#define FM801_REG(chip, reg) (chip->port + FM801_##reg)
84
85#define FM801_PCM_VOL 0x00 /* PCM Output Volume */
86#define FM801_FM_VOL 0x02 /* FM Output Volume */
87#define FM801_I2S_VOL 0x04 /* I2S Volume */
88#define FM801_REC_SRC 0x06 /* Record Source */
89#define FM801_PLY_CTRL 0x08 /* Playback Control */
90#define FM801_PLY_COUNT 0x0a /* Playback Count */
91#define FM801_PLY_BUF1 0x0c /* Playback Bufer I */
92#define FM801_PLY_BUF2 0x10 /* Playback Buffer II */
93#define FM801_CAP_CTRL 0x14 /* Capture Control */
94#define FM801_CAP_COUNT 0x16 /* Capture Count */
95#define FM801_CAP_BUF1 0x18 /* Capture Buffer I */
96#define FM801_CAP_BUF2 0x1c /* Capture Buffer II */
97#define FM801_CODEC_CTRL 0x22 /* Codec Control */
98#define FM801_I2S_MODE 0x24 /* I2S Mode Control */
99#define FM801_VOLUME 0x26 /* Volume Up/Down/Mute Status */
100#define FM801_I2C_CTRL 0x29 /* I2C Control */
101#define FM801_AC97_CMD 0x2a /* AC'97 Command */
102#define FM801_AC97_DATA 0x2c /* AC'97 Data */
103#define FM801_MPU401_DATA 0x30 /* MPU401 Data */
104#define FM801_MPU401_CMD 0x31 /* MPU401 Command */
105#define FM801_GPIO_CTRL 0x52 /* General Purpose I/O Control */
106#define FM801_GEN_CTRL 0x54 /* General Control */
107#define FM801_IRQ_MASK 0x56 /* Interrupt Mask */
108#define FM801_IRQ_STATUS 0x5a /* Interrupt Status */
109#define FM801_OPL3_BANK0 0x68 /* OPL3 Status Read / Bank 0 Write */
110#define FM801_OPL3_DATA0 0x69 /* OPL3 Data 0 Write */
111#define FM801_OPL3_BANK1 0x6a /* OPL3 Bank 1 Write */
112#define FM801_OPL3_DATA1 0x6b /* OPL3 Bank 1 Write */
113#define FM801_POWERDOWN 0x70 /* Blocks Power Down Control */
114
115/* codec access */
116#define FM801_AC97_READ (1<<7) /* read=1, write=0 */
117#define FM801_AC97_VALID (1<<8) /* port valid=1 */
118#define FM801_AC97_BUSY (1<<9) /* busy=1 */
119#define FM801_AC97_ADDR_SHIFT 10 /* codec id (2bit) */
120
121/* playback and record control register bits */
122#define FM801_BUF1_LAST (1<<1)
123#define FM801_BUF2_LAST (1<<2)
124#define FM801_START (1<<5)
125#define FM801_PAUSE (1<<6)
126#define FM801_IMMED_STOP (1<<7)
127#define FM801_RATE_SHIFT 8
128#define FM801_RATE_MASK (15 << FM801_RATE_SHIFT)
129#define FM801_CHANNELS_4 (1<<12) /* playback only */
130#define FM801_CHANNELS_6 (2<<12) /* playback only */
131#define FM801_CHANNELS_6MS (3<<12) /* playback only */
132#define FM801_CHANNELS_MASK (3<<12)
133#define FM801_16BIT (1<<14)
134#define FM801_STEREO (1<<15)
135
136/* IRQ status bits */
137#define FM801_IRQ_PLAYBACK (1<<8)
138#define FM801_IRQ_CAPTURE (1<<9)
139#define FM801_IRQ_VOLUME (1<<14)
140#define FM801_IRQ_MPU (1<<15)
141
142/* GPIO control register */
143#define FM801_GPIO_GP0 (1<<0) /* read/write */
144#define FM801_GPIO_GP1 (1<<1)
145#define FM801_GPIO_GP2 (1<<2)
146#define FM801_GPIO_GP3 (1<<3)
147#define FM801_GPIO_GP(x) (1<<(0+(x)))
148#define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/
149#define FM801_GPIO_GD1 (1<<9)
150#define FM801_GPIO_GD2 (1<<10)
151#define FM801_GPIO_GD3 (1<<11)
152#define FM801_GPIO_GD(x) (1<<(8+(x)))
153#define FM801_GPIO_GS0 (1<<12) /* function select: */
154#define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */
155#define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */
156#define FM801_GPIO_GS3 (1<<15)
157#define FM801_GPIO_GS(x) (1<<(12+(x)))
158
159/*
160
161 */
162
163struct fm801 {
164 int irq;
165
166 unsigned long port; /* I/O port number */
167 unsigned int multichannel: 1, /* multichannel support */
168 secondary: 1; /* secondary codec */
169 unsigned char secondary_addr; /* address of the secondary codec */
170 unsigned int tea575x_tuner; /* tuner access method & flags */
171
172 unsigned short ply_ctrl; /* playback control */
173 unsigned short cap_ctrl; /* capture control */
174
175 unsigned long ply_buffer;
176 unsigned int ply_buf;
177 unsigned int ply_count;
178 unsigned int ply_size;
179 unsigned int ply_pos;
180
181 unsigned long cap_buffer;
182 unsigned int cap_buf;
183 unsigned int cap_count;
184 unsigned int cap_size;
185 unsigned int cap_pos;
186
187 struct snd_ac97_bus *ac97_bus;
188 struct snd_ac97 *ac97;
189 struct snd_ac97 *ac97_sec;
190
191 struct pci_dev *pci;
192 struct snd_card *card;
193 struct snd_pcm *pcm;
194 struct snd_rawmidi *rmidi;
195 struct snd_pcm_substream *playback_substream;
196 struct snd_pcm_substream *capture_substream;
197 unsigned int p_dma_size;
198 unsigned int c_dma_size;
199
200 spinlock_t reg_lock;
201 struct snd_info_entry *proc_entry;
202
203#ifdef CONFIG_SND_FM801_TEA575X_BOOL
204 struct v4l2_device v4l2_dev;
205 struct snd_tea575x tea;
206#endif
207
208#ifdef CONFIG_PM_SLEEP
209 u16 saved_regs[0x20];
210#endif
211};
212
213static DEFINE_PCI_DEVICE_TABLE(snd_fm801_ids) = {
214 { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */
215 { 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */
216 { 0, }
217};
218
219MODULE_DEVICE_TABLE(pci, snd_fm801_ids);
220
221/*
222 * common I/O routines
223 */
224
225static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg,
226 unsigned short mask, unsigned short value)
227{
228 int change;
229 unsigned long flags;
230 unsigned short old, new;
231
232 spin_lock_irqsave(&chip->reg_lock, flags);
233 old = inw(chip->port + reg);
234 new = (old & ~mask) | value;
235 change = old != new;
236 if (change)
237 outw(new, chip->port + reg);
238 spin_unlock_irqrestore(&chip->reg_lock, flags);
239 return change;
240}
241
242static void snd_fm801_codec_write(struct snd_ac97 *ac97,
243 unsigned short reg,
244 unsigned short val)
245{
246 struct fm801 *chip = ac97->private_data;
247 int idx;
248
249 /*
250 * Wait until the codec interface is not ready..
251 */
252 for (idx = 0; idx < 100; idx++) {
253 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
254 goto ok1;
255 udelay(10);
256 }
257 dev_err(chip->card->dev, "AC'97 interface is busy (1)\n");
258 return;
259
260 ok1:
261 /* write data and address */
262 outw(val, FM801_REG(chip, AC97_DATA));
263 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
264 /*
265 * Wait until the write command is not completed..
266 */
267 for (idx = 0; idx < 1000; idx++) {
268 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
269 return;
270 udelay(10);
271 }
272 dev_err(chip->card->dev, "AC'97 interface #%d is busy (2)\n", ac97->num);
273}
274
275static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg)
276{
277 struct fm801 *chip = ac97->private_data;
278 int idx;
279
280 /*
281 * Wait until the codec interface is not ready..
282 */
283 for (idx = 0; idx < 100; idx++) {
284 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
285 goto ok1;
286 udelay(10);
287 }
288 dev_err(chip->card->dev, "AC'97 interface is busy (1)\n");
289 return 0;
290
291 ok1:
292 /* read command */
293 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ,
294 FM801_REG(chip, AC97_CMD));
295 for (idx = 0; idx < 100; idx++) {
296 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
297 goto ok2;
298 udelay(10);
299 }
300 dev_err(chip->card->dev, "AC'97 interface #%d is busy (2)\n", ac97->num);
301 return 0;
302
303 ok2:
304 for (idx = 0; idx < 1000; idx++) {
305 if (inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_VALID)
306 goto ok3;
307 udelay(10);
308 }
309 dev_err(chip->card->dev, "AC'97 interface #%d is not valid (2)\n", ac97->num);
310 return 0;
311
312 ok3:
313 return inw(FM801_REG(chip, AC97_DATA));
314}
315
316static unsigned int rates[] = {
317 5500, 8000, 9600, 11025,
318 16000, 19200, 22050, 32000,
319 38400, 44100, 48000
320};
321
322static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
323 .count = ARRAY_SIZE(rates),
324 .list = rates,
325 .mask = 0,
326};
327
328static unsigned int channels[] = {
329 2, 4, 6
330};
331
332static struct snd_pcm_hw_constraint_list hw_constraints_channels = {
333 .count = ARRAY_SIZE(channels),
334 .list = channels,
335 .mask = 0,
336};
337
338/*
339 * Sample rate routines
340 */
341
342static unsigned short snd_fm801_rate_bits(unsigned int rate)
343{
344 unsigned int idx;
345
346 for (idx = 0; idx < ARRAY_SIZE(rates); idx++)
347 if (rates[idx] == rate)
348 return idx;
349 snd_BUG();
350 return ARRAY_SIZE(rates) - 1;
351}
352
353/*
354 * PCM part
355 */
356
357static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream,
358 int cmd)
359{
360 struct fm801 *chip = snd_pcm_substream_chip(substream);
361
362 spin_lock(&chip->reg_lock);
363 switch (cmd) {
364 case SNDRV_PCM_TRIGGER_START:
365 chip->ply_ctrl &= ~(FM801_BUF1_LAST |
366 FM801_BUF2_LAST |
367 FM801_PAUSE);
368 chip->ply_ctrl |= FM801_START |
369 FM801_IMMED_STOP;
370 break;
371 case SNDRV_PCM_TRIGGER_STOP:
372 chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE);
373 break;
374 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
375 case SNDRV_PCM_TRIGGER_SUSPEND:
376 chip->ply_ctrl |= FM801_PAUSE;
377 break;
378 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
379 case SNDRV_PCM_TRIGGER_RESUME:
380 chip->ply_ctrl &= ~FM801_PAUSE;
381 break;
382 default:
383 spin_unlock(&chip->reg_lock);
384 snd_BUG();
385 return -EINVAL;
386 }
387 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
388 spin_unlock(&chip->reg_lock);
389 return 0;
390}
391
392static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream,
393 int cmd)
394{
395 struct fm801 *chip = snd_pcm_substream_chip(substream);
396
397 spin_lock(&chip->reg_lock);
398 switch (cmd) {
399 case SNDRV_PCM_TRIGGER_START:
400 chip->cap_ctrl &= ~(FM801_BUF1_LAST |
401 FM801_BUF2_LAST |
402 FM801_PAUSE);
403 chip->cap_ctrl |= FM801_START |
404 FM801_IMMED_STOP;
405 break;
406 case SNDRV_PCM_TRIGGER_STOP:
407 chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE);
408 break;
409 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
410 case SNDRV_PCM_TRIGGER_SUSPEND:
411 chip->cap_ctrl |= FM801_PAUSE;
412 break;
413 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
414 case SNDRV_PCM_TRIGGER_RESUME:
415 chip->cap_ctrl &= ~FM801_PAUSE;
416 break;
417 default:
418 spin_unlock(&chip->reg_lock);
419 snd_BUG();
420 return -EINVAL;
421 }
422 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
423 spin_unlock(&chip->reg_lock);
424 return 0;
425}
426
427static int snd_fm801_hw_params(struct snd_pcm_substream *substream,
428 struct snd_pcm_hw_params *hw_params)
429{
430 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
431}
432
433static int snd_fm801_hw_free(struct snd_pcm_substream *substream)
434{
435 return snd_pcm_lib_free_pages(substream);
436}
437
438static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream)
439{
440 struct fm801 *chip = snd_pcm_substream_chip(substream);
441 struct snd_pcm_runtime *runtime = substream->runtime;
442
443 chip->ply_size = snd_pcm_lib_buffer_bytes(substream);
444 chip->ply_count = snd_pcm_lib_period_bytes(substream);
445 spin_lock_irq(&chip->reg_lock);
446 chip->ply_ctrl &= ~(FM801_START | FM801_16BIT |
447 FM801_STEREO | FM801_RATE_MASK |
448 FM801_CHANNELS_MASK);
449 if (snd_pcm_format_width(runtime->format) == 16)
450 chip->ply_ctrl |= FM801_16BIT;
451 if (runtime->channels > 1) {
452 chip->ply_ctrl |= FM801_STEREO;
453 if (runtime->channels == 4)
454 chip->ply_ctrl |= FM801_CHANNELS_4;
455 else if (runtime->channels == 6)
456 chip->ply_ctrl |= FM801_CHANNELS_6;
457 }
458 chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
459 chip->ply_buf = 0;
460 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
461 outw(chip->ply_count - 1, FM801_REG(chip, PLY_COUNT));
462 chip->ply_buffer = runtime->dma_addr;
463 chip->ply_pos = 0;
464 outl(chip->ply_buffer, FM801_REG(chip, PLY_BUF1));
465 outl(chip->ply_buffer + (chip->ply_count % chip->ply_size), FM801_REG(chip, PLY_BUF2));
466 spin_unlock_irq(&chip->reg_lock);
467 return 0;
468}
469
470static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream)
471{
472 struct fm801 *chip = snd_pcm_substream_chip(substream);
473 struct snd_pcm_runtime *runtime = substream->runtime;
474
475 chip->cap_size = snd_pcm_lib_buffer_bytes(substream);
476 chip->cap_count = snd_pcm_lib_period_bytes(substream);
477 spin_lock_irq(&chip->reg_lock);
478 chip->cap_ctrl &= ~(FM801_START | FM801_16BIT |
479 FM801_STEREO | FM801_RATE_MASK);
480 if (snd_pcm_format_width(runtime->format) == 16)
481 chip->cap_ctrl |= FM801_16BIT;
482 if (runtime->channels > 1)
483 chip->cap_ctrl |= FM801_STEREO;
484 chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
485 chip->cap_buf = 0;
486 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
487 outw(chip->cap_count - 1, FM801_REG(chip, CAP_COUNT));
488 chip->cap_buffer = runtime->dma_addr;
489 chip->cap_pos = 0;
490 outl(chip->cap_buffer, FM801_REG(chip, CAP_BUF1));
491 outl(chip->cap_buffer + (chip->cap_count % chip->cap_size), FM801_REG(chip, CAP_BUF2));
492 spin_unlock_irq(&chip->reg_lock);
493 return 0;
494}
495
496static snd_pcm_uframes_t snd_fm801_playback_pointer(struct snd_pcm_substream *substream)
497{
498 struct fm801 *chip = snd_pcm_substream_chip(substream);
499 size_t ptr;
500
501 if (!(chip->ply_ctrl & FM801_START))
502 return 0;
503 spin_lock(&chip->reg_lock);
504 ptr = chip->ply_pos + (chip->ply_count - 1) - inw(FM801_REG(chip, PLY_COUNT));
505 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_PLAYBACK) {
506 ptr += chip->ply_count;
507 ptr %= chip->ply_size;
508 }
509 spin_unlock(&chip->reg_lock);
510 return bytes_to_frames(substream->runtime, ptr);
511}
512
513static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *substream)
514{
515 struct fm801 *chip = snd_pcm_substream_chip(substream);
516 size_t ptr;
517
518 if (!(chip->cap_ctrl & FM801_START))
519 return 0;
520 spin_lock(&chip->reg_lock);
521 ptr = chip->cap_pos + (chip->cap_count - 1) - inw(FM801_REG(chip, CAP_COUNT));
522 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_CAPTURE) {
523 ptr += chip->cap_count;
524 ptr %= chip->cap_size;
525 }
526 spin_unlock(&chip->reg_lock);
527 return bytes_to_frames(substream->runtime, ptr);
528}
529
530static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id)
531{
532 struct fm801 *chip = dev_id;
533 unsigned short status;
534 unsigned int tmp;
535
536 status = inw(FM801_REG(chip, IRQ_STATUS));
537 status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME;
538 if (! status)
539 return IRQ_NONE;
540 /* ack first */
541 outw(status, FM801_REG(chip, IRQ_STATUS));
542 if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) {
543 spin_lock(&chip->reg_lock);
544 chip->ply_buf++;
545 chip->ply_pos += chip->ply_count;
546 chip->ply_pos %= chip->ply_size;
547 tmp = chip->ply_pos + chip->ply_count;
548 tmp %= chip->ply_size;
549 outl(chip->ply_buffer + tmp,
550 (chip->ply_buf & 1) ?
551 FM801_REG(chip, PLY_BUF1) :
552 FM801_REG(chip, PLY_BUF2));
553 spin_unlock(&chip->reg_lock);
554 snd_pcm_period_elapsed(chip->playback_substream);
555 }
556 if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) {
557 spin_lock(&chip->reg_lock);
558 chip->cap_buf++;
559 chip->cap_pos += chip->cap_count;
560 chip->cap_pos %= chip->cap_size;
561 tmp = chip->cap_pos + chip->cap_count;
562 tmp %= chip->cap_size;
563 outl(chip->cap_buffer + tmp,
564 (chip->cap_buf & 1) ?
565 FM801_REG(chip, CAP_BUF1) :
566 FM801_REG(chip, CAP_BUF2));
567 spin_unlock(&chip->reg_lock);
568 snd_pcm_period_elapsed(chip->capture_substream);
569 }
570 if (chip->rmidi && (status & FM801_IRQ_MPU))
571 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
572 if (status & FM801_IRQ_VOLUME)
573 ;/* TODO */
574
575 return IRQ_HANDLED;
576}
577
578static struct snd_pcm_hardware snd_fm801_playback =
579{
580 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
581 SNDRV_PCM_INFO_BLOCK_TRANSFER |
582 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
583 SNDRV_PCM_INFO_MMAP_VALID),
584 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
585 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
586 .rate_min = 5500,
587 .rate_max = 48000,
588 .channels_min = 1,
589 .channels_max = 2,
590 .buffer_bytes_max = (128*1024),
591 .period_bytes_min = 64,
592 .period_bytes_max = (128*1024),
593 .periods_min = 1,
594 .periods_max = 1024,
595 .fifo_size = 0,
596};
597
598static struct snd_pcm_hardware snd_fm801_capture =
599{
600 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
601 SNDRV_PCM_INFO_BLOCK_TRANSFER |
602 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
603 SNDRV_PCM_INFO_MMAP_VALID),
604 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
605 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
606 .rate_min = 5500,
607 .rate_max = 48000,
608 .channels_min = 1,
609 .channels_max = 2,
610 .buffer_bytes_max = (128*1024),
611 .period_bytes_min = 64,
612 .period_bytes_max = (128*1024),
613 .periods_min = 1,
614 .periods_max = 1024,
615 .fifo_size = 0,
616};
617
618static int snd_fm801_playback_open(struct snd_pcm_substream *substream)
619{
620 struct fm801 *chip = snd_pcm_substream_chip(substream);
621 struct snd_pcm_runtime *runtime = substream->runtime;
622 int err;
623
624 chip->playback_substream = substream;
625 runtime->hw = snd_fm801_playback;
626 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
627 &hw_constraints_rates);
628 if (chip->multichannel) {
629 runtime->hw.channels_max = 6;
630 snd_pcm_hw_constraint_list(runtime, 0,
631 SNDRV_PCM_HW_PARAM_CHANNELS,
632 &hw_constraints_channels);
633 }
634 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
635 return err;
636 return 0;
637}
638
639static int snd_fm801_capture_open(struct snd_pcm_substream *substream)
640{
641 struct fm801 *chip = snd_pcm_substream_chip(substream);
642 struct snd_pcm_runtime *runtime = substream->runtime;
643 int err;
644
645 chip->capture_substream = substream;
646 runtime->hw = snd_fm801_capture;
647 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
648 &hw_constraints_rates);
649 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
650 return err;
651 return 0;
652}
653
654static int snd_fm801_playback_close(struct snd_pcm_substream *substream)
655{
656 struct fm801 *chip = snd_pcm_substream_chip(substream);
657
658 chip->playback_substream = NULL;
659 return 0;
660}
661
662static int snd_fm801_capture_close(struct snd_pcm_substream *substream)
663{
664 struct fm801 *chip = snd_pcm_substream_chip(substream);
665
666 chip->capture_substream = NULL;
667 return 0;
668}
669
670static struct snd_pcm_ops snd_fm801_playback_ops = {
671 .open = snd_fm801_playback_open,
672 .close = snd_fm801_playback_close,
673 .ioctl = snd_pcm_lib_ioctl,
674 .hw_params = snd_fm801_hw_params,
675 .hw_free = snd_fm801_hw_free,
676 .prepare = snd_fm801_playback_prepare,
677 .trigger = snd_fm801_playback_trigger,
678 .pointer = snd_fm801_playback_pointer,
679};
680
681static struct snd_pcm_ops snd_fm801_capture_ops = {
682 .open = snd_fm801_capture_open,
683 .close = snd_fm801_capture_close,
684 .ioctl = snd_pcm_lib_ioctl,
685 .hw_params = snd_fm801_hw_params,
686 .hw_free = snd_fm801_hw_free,
687 .prepare = snd_fm801_capture_prepare,
688 .trigger = snd_fm801_capture_trigger,
689 .pointer = snd_fm801_capture_pointer,
690};
691
692static int snd_fm801_pcm(struct fm801 *chip, int device, struct snd_pcm **rpcm)
693{
694 struct snd_pcm *pcm;
695 int err;
696
697 if (rpcm)
698 *rpcm = NULL;
699 if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0)
700 return err;
701
702 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops);
703 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops);
704
705 pcm->private_data = chip;
706 pcm->info_flags = 0;
707 strcpy(pcm->name, "FM801");
708 chip->pcm = pcm;
709
710 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
711 snd_dma_pci_data(chip->pci),
712 chip->multichannel ? 128*1024 : 64*1024, 128*1024);
713
714 err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
715 snd_pcm_alt_chmaps,
716 chip->multichannel ? 6 : 2, 0,
717 NULL);
718 if (err < 0)
719 return err;
720
721 if (rpcm)
722 *rpcm = pcm;
723 return 0;
724}
725
726/*
727 * TEA5757 radio
728 */
729
730#ifdef CONFIG_SND_FM801_TEA575X_BOOL
731
732/* GPIO to TEA575x maps */
733struct snd_fm801_tea575x_gpio {
734 u8 data, clk, wren, most;
735 char *name;
736};
737
738static struct snd_fm801_tea575x_gpio snd_fm801_tea575x_gpios[] = {
739 { .data = 1, .clk = 3, .wren = 2, .most = 0, .name = "SF256-PCS" },
740 { .data = 1, .clk = 0, .wren = 2, .most = 3, .name = "SF256-PCP" },
741 { .data = 2, .clk = 0, .wren = 1, .most = 3, .name = "SF64-PCR" },
742};
743
744#define get_tea575x_gpio(chip) \
745 (&snd_fm801_tea575x_gpios[((chip)->tea575x_tuner & TUNER_TYPE_MASK) - 1])
746
747static void snd_fm801_tea575x_set_pins(struct snd_tea575x *tea, u8 pins)
748{
749 struct fm801 *chip = tea->private_data;
750 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
751 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
752
753 reg &= ~(FM801_GPIO_GP(gpio.data) |
754 FM801_GPIO_GP(gpio.clk) |
755 FM801_GPIO_GP(gpio.wren));
756
757 reg |= (pins & TEA575X_DATA) ? FM801_GPIO_GP(gpio.data) : 0;
758 reg |= (pins & TEA575X_CLK) ? FM801_GPIO_GP(gpio.clk) : 0;
759 /* WRITE_ENABLE is inverted */
760 reg |= (pins & TEA575X_WREN) ? 0 : FM801_GPIO_GP(gpio.wren);
761
762 outw(reg, FM801_REG(chip, GPIO_CTRL));
763}
764
765static u8 snd_fm801_tea575x_get_pins(struct snd_tea575x *tea)
766{
767 struct fm801 *chip = tea->private_data;
768 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
769 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
770 u8 ret;
771
772 ret = 0;
773 if (reg & FM801_GPIO_GP(gpio.data))
774 ret |= TEA575X_DATA;
775 if (reg & FM801_GPIO_GP(gpio.most))
776 ret |= TEA575X_MOST;
777 return ret;
778}
779
780static void snd_fm801_tea575x_set_direction(struct snd_tea575x *tea, bool output)
781{
782 struct fm801 *chip = tea->private_data;
783 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
784 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
785
786 /* use GPIO lines and set write enable bit */
787 reg |= FM801_GPIO_GS(gpio.data) |
788 FM801_GPIO_GS(gpio.wren) |
789 FM801_GPIO_GS(gpio.clk) |
790 FM801_GPIO_GS(gpio.most);
791 if (output) {
792 /* all of lines are in the write direction */
793 /* clear data and clock lines */
794 reg &= ~(FM801_GPIO_GD(gpio.data) |
795 FM801_GPIO_GD(gpio.wren) |
796 FM801_GPIO_GD(gpio.clk) |
797 FM801_GPIO_GP(gpio.data) |
798 FM801_GPIO_GP(gpio.clk) |
799 FM801_GPIO_GP(gpio.wren));
800 } else {
801 /* use GPIO lines, set data direction to input */
802 reg |= FM801_GPIO_GD(gpio.data) |
803 FM801_GPIO_GD(gpio.most) |
804 FM801_GPIO_GP(gpio.data) |
805 FM801_GPIO_GP(gpio.most) |
806 FM801_GPIO_GP(gpio.wren);
807 /* all of lines are in the write direction, except data */
808 /* clear data, write enable and clock lines */
809 reg &= ~(FM801_GPIO_GD(gpio.wren) |
810 FM801_GPIO_GD(gpio.clk) |
811 FM801_GPIO_GP(gpio.clk));
812 }
813
814 outw(reg, FM801_REG(chip, GPIO_CTRL));
815}
816
817static struct snd_tea575x_ops snd_fm801_tea_ops = {
818 .set_pins = snd_fm801_tea575x_set_pins,
819 .get_pins = snd_fm801_tea575x_get_pins,
820 .set_direction = snd_fm801_tea575x_set_direction,
821};
822#endif
823
824/*
825 * Mixer routines
826 */
827
828#define FM801_SINGLE(xname, reg, shift, mask, invert) \
829{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \
830 .get = snd_fm801_get_single, .put = snd_fm801_put_single, \
831 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
832
833static int snd_fm801_info_single(struct snd_kcontrol *kcontrol,
834 struct snd_ctl_elem_info *uinfo)
835{
836 int mask = (kcontrol->private_value >> 16) & 0xff;
837
838 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
839 uinfo->count = 1;
840 uinfo->value.integer.min = 0;
841 uinfo->value.integer.max = mask;
842 return 0;
843}
844
845static int snd_fm801_get_single(struct snd_kcontrol *kcontrol,
846 struct snd_ctl_elem_value *ucontrol)
847{
848 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
849 int reg = kcontrol->private_value & 0xff;
850 int shift = (kcontrol->private_value >> 8) & 0xff;
851 int mask = (kcontrol->private_value >> 16) & 0xff;
852 int invert = (kcontrol->private_value >> 24) & 0xff;
853
854 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift) & mask;
855 if (invert)
856 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
857 return 0;
858}
859
860static int snd_fm801_put_single(struct snd_kcontrol *kcontrol,
861 struct snd_ctl_elem_value *ucontrol)
862{
863 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
864 int reg = kcontrol->private_value & 0xff;
865 int shift = (kcontrol->private_value >> 8) & 0xff;
866 int mask = (kcontrol->private_value >> 16) & 0xff;
867 int invert = (kcontrol->private_value >> 24) & 0xff;
868 unsigned short val;
869
870 val = (ucontrol->value.integer.value[0] & mask);
871 if (invert)
872 val = mask - val;
873 return snd_fm801_update_bits(chip, reg, mask << shift, val << shift);
874}
875
876#define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
877{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \
878 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
879 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) }
880#define FM801_DOUBLE_TLV(xname, reg, shift_left, shift_right, mask, invert, xtlv) \
881{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
882 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
883 .name = xname, .info = snd_fm801_info_double, \
884 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
885 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24), \
886 .tlv = { .p = (xtlv) } }
887
888static int snd_fm801_info_double(struct snd_kcontrol *kcontrol,
889 struct snd_ctl_elem_info *uinfo)
890{
891 int mask = (kcontrol->private_value >> 16) & 0xff;
892
893 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
894 uinfo->count = 2;
895 uinfo->value.integer.min = 0;
896 uinfo->value.integer.max = mask;
897 return 0;
898}
899
900static int snd_fm801_get_double(struct snd_kcontrol *kcontrol,
901 struct snd_ctl_elem_value *ucontrol)
902{
903 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
904 int reg = kcontrol->private_value & 0xff;
905 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
906 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
907 int mask = (kcontrol->private_value >> 16) & 0xff;
908 int invert = (kcontrol->private_value >> 24) & 0xff;
909
910 spin_lock_irq(&chip->reg_lock);
911 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift_left) & mask;
912 ucontrol->value.integer.value[1] = (inw(chip->port + reg) >> shift_right) & mask;
913 spin_unlock_irq(&chip->reg_lock);
914 if (invert) {
915 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
916 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
917 }
918 return 0;
919}
920
921static int snd_fm801_put_double(struct snd_kcontrol *kcontrol,
922 struct snd_ctl_elem_value *ucontrol)
923{
924 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
925 int reg = kcontrol->private_value & 0xff;
926 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
927 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
928 int mask = (kcontrol->private_value >> 16) & 0xff;
929 int invert = (kcontrol->private_value >> 24) & 0xff;
930 unsigned short val1, val2;
931
932 val1 = ucontrol->value.integer.value[0] & mask;
933 val2 = ucontrol->value.integer.value[1] & mask;
934 if (invert) {
935 val1 = mask - val1;
936 val2 = mask - val2;
937 }
938 return snd_fm801_update_bits(chip, reg,
939 (mask << shift_left) | (mask << shift_right),
940 (val1 << shift_left ) | (val2 << shift_right));
941}
942
943static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol,
944 struct snd_ctl_elem_info *uinfo)
945{
946 static char *texts[5] = {
947 "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary"
948 };
949
950 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
951 uinfo->count = 1;
952 uinfo->value.enumerated.items = 5;
953 if (uinfo->value.enumerated.item > 4)
954 uinfo->value.enumerated.item = 4;
955 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
956 return 0;
957}
958
959static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol,
960 struct snd_ctl_elem_value *ucontrol)
961{
962 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
963 unsigned short val;
964
965 val = inw(FM801_REG(chip, REC_SRC)) & 7;
966 if (val > 4)
967 val = 4;
968 ucontrol->value.enumerated.item[0] = val;
969 return 0;
970}
971
972static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol,
973 struct snd_ctl_elem_value *ucontrol)
974{
975 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
976 unsigned short val;
977
978 if ((val = ucontrol->value.enumerated.item[0]) > 4)
979 return -EINVAL;
980 return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val);
981}
982
983static const DECLARE_TLV_DB_SCALE(db_scale_dsp, -3450, 150, 0);
984
985#define FM801_CONTROLS ARRAY_SIZE(snd_fm801_controls)
986
987static struct snd_kcontrol_new snd_fm801_controls[] = {
988FM801_DOUBLE_TLV("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1,
989 db_scale_dsp),
990FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1),
991FM801_DOUBLE_TLV("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1,
992 db_scale_dsp),
993FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1),
994FM801_DOUBLE_TLV("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1,
995 db_scale_dsp),
996FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1),
997{
998 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
999 .name = "Digital Capture Source",
1000 .info = snd_fm801_info_mux,
1001 .get = snd_fm801_get_mux,
1002 .put = snd_fm801_put_mux,
1003}
1004};
1005
1006#define FM801_CONTROLS_MULTI ARRAY_SIZE(snd_fm801_controls_multi)
1007
1008static struct snd_kcontrol_new snd_fm801_controls_multi[] = {
1009FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0),
1010FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0),
1011FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), FM801_I2S_MODE, 8, 1, 0),
1012FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",PLAYBACK,SWITCH), FM801_I2S_MODE, 9, 1, 0),
1013FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",CAPTURE,SWITCH), FM801_I2S_MODE, 10, 1, 0),
1014FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), FM801_GEN_CTRL, 2, 1, 0),
1015};
1016
1017static void snd_fm801_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1018{
1019 struct fm801 *chip = bus->private_data;
1020 chip->ac97_bus = NULL;
1021}
1022
1023static void snd_fm801_mixer_free_ac97(struct snd_ac97 *ac97)
1024{
1025 struct fm801 *chip = ac97->private_data;
1026 if (ac97->num == 0) {
1027 chip->ac97 = NULL;
1028 } else {
1029 chip->ac97_sec = NULL;
1030 }
1031}
1032
1033static int snd_fm801_mixer(struct fm801 *chip)
1034{
1035 struct snd_ac97_template ac97;
1036 unsigned int i;
1037 int err;
1038 static struct snd_ac97_bus_ops ops = {
1039 .write = snd_fm801_codec_write,
1040 .read = snd_fm801_codec_read,
1041 };
1042
1043 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1044 return err;
1045 chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus;
1046
1047 memset(&ac97, 0, sizeof(ac97));
1048 ac97.private_data = chip;
1049 ac97.private_free = snd_fm801_mixer_free_ac97;
1050 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1051 return err;
1052 if (chip->secondary) {
1053 ac97.num = 1;
1054 ac97.addr = chip->secondary_addr;
1055 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0)
1056 return err;
1057 }
1058 for (i = 0; i < FM801_CONTROLS; i++)
1059 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], chip));
1060 if (chip->multichannel) {
1061 for (i = 0; i < FM801_CONTROLS_MULTI; i++)
1062 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
1063 }
1064 return 0;
1065}
1066
1067/*
1068 * initialization routines
1069 */
1070
1071static int wait_for_codec(struct fm801 *chip, unsigned int codec_id,
1072 unsigned short reg, unsigned long waits)
1073{
1074 unsigned long timeout = jiffies + waits;
1075
1076 outw(FM801_AC97_READ | (codec_id << FM801_AC97_ADDR_SHIFT) | reg,
1077 FM801_REG(chip, AC97_CMD));
1078 udelay(5);
1079 do {
1080 if ((inw(FM801_REG(chip, AC97_CMD)) & (FM801_AC97_VALID|FM801_AC97_BUSY))
1081 == FM801_AC97_VALID)
1082 return 0;
1083 schedule_timeout_uninterruptible(1);
1084 } while (time_after(timeout, jiffies));
1085 return -EIO;
1086}
1087
1088static int snd_fm801_chip_init(struct fm801 *chip, int resume)
1089{
1090 unsigned short cmdw;
1091
1092 if (chip->tea575x_tuner & TUNER_ONLY)
1093 goto __ac97_ok;
1094
1095 /* codec cold reset + AC'97 warm reset */
1096 outw((1<<5) | (1<<6), FM801_REG(chip, CODEC_CTRL));
1097 inw(FM801_REG(chip, CODEC_CTRL)); /* flush posting data */
1098 udelay(100);
1099 outw(0, FM801_REG(chip, CODEC_CTRL));
1100
1101 if (wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750)) < 0)
1102 if (!resume) {
1103 dev_info(chip->card->dev,
1104 "Primary AC'97 codec not found, assume SF64-PCR (tuner-only)\n");
1105 chip->tea575x_tuner = 3 | TUNER_ONLY;
1106 goto __ac97_ok;
1107 }
1108
1109 if (chip->multichannel) {
1110 if (chip->secondary_addr) {
1111 wait_for_codec(chip, chip->secondary_addr,
1112 AC97_VENDOR_ID1, msecs_to_jiffies(50));
1113 } else {
1114 /* my card has the secondary codec */
1115 /* at address #3, so the loop is inverted */
1116 int i;
1117 for (i = 3; i > 0; i--) {
1118 if (!wait_for_codec(chip, i, AC97_VENDOR_ID1,
1119 msecs_to_jiffies(50))) {
1120 cmdw = inw(FM801_REG(chip, AC97_DATA));
1121 if (cmdw != 0xffff && cmdw != 0) {
1122 chip->secondary = 1;
1123 chip->secondary_addr = i;
1124 break;
1125 }
1126 }
1127 }
1128 }
1129
1130 /* the recovery phase, it seems that probing for non-existing codec might */
1131 /* cause timeout problems */
1132 wait_for_codec(chip, 0, AC97_VENDOR_ID1, msecs_to_jiffies(750));
1133 }
1134
1135 __ac97_ok:
1136
1137 /* init volume */
1138 outw(0x0808, FM801_REG(chip, PCM_VOL));
1139 outw(0x9f1f, FM801_REG(chip, FM_VOL));
1140 outw(0x8808, FM801_REG(chip, I2S_VOL));
1141
1142 /* I2S control - I2S mode */
1143 outw(0x0003, FM801_REG(chip, I2S_MODE));
1144
1145 /* interrupt setup */
1146 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1147 if (chip->irq < 0)
1148 cmdw |= 0x00c3; /* mask everything, no PCM nor MPU */
1149 else
1150 cmdw &= ~0x0083; /* unmask MPU, PLAYBACK & CAPTURE */
1151 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1152
1153 /* interrupt clear */
1154 outw(FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU, FM801_REG(chip, IRQ_STATUS));
1155
1156 return 0;
1157}
1158
1159
1160static int snd_fm801_free(struct fm801 *chip)
1161{
1162 unsigned short cmdw;
1163
1164 if (chip->irq < 0)
1165 goto __end_hw;
1166
1167 /* interrupt setup - mask everything */
1168 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1169 cmdw |= 0x00c3;
1170 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1171
1172 __end_hw:
1173#ifdef CONFIG_SND_FM801_TEA575X_BOOL
1174 if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
1175 snd_tea575x_exit(&chip->tea);
1176 v4l2_device_unregister(&chip->v4l2_dev);
1177 }
1178#endif
1179 if (chip->irq >= 0)
1180 free_irq(chip->irq, chip);
1181 pci_release_regions(chip->pci);
1182 pci_disable_device(chip->pci);
1183
1184 kfree(chip);
1185 return 0;
1186}
1187
1188static int snd_fm801_dev_free(struct snd_device *device)
1189{
1190 struct fm801 *chip = device->device_data;
1191 return snd_fm801_free(chip);
1192}
1193
1194static int snd_fm801_create(struct snd_card *card,
1195 struct pci_dev *pci,
1196 int tea575x_tuner,
1197 int radio_nr,
1198 struct fm801 **rchip)
1199{
1200 struct fm801 *chip;
1201 int err;
1202 static struct snd_device_ops ops = {
1203 .dev_free = snd_fm801_dev_free,
1204 };
1205
1206 *rchip = NULL;
1207 if ((err = pci_enable_device(pci)) < 0)
1208 return err;
1209 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
1210 if (chip == NULL) {
1211 pci_disable_device(pci);
1212 return -ENOMEM;
1213 }
1214 spin_lock_init(&chip->reg_lock);
1215 chip->card = card;
1216 chip->pci = pci;
1217 chip->irq = -1;
1218 chip->tea575x_tuner = tea575x_tuner;
1219 if ((err = pci_request_regions(pci, "FM801")) < 0) {
1220 kfree(chip);
1221 pci_disable_device(pci);
1222 return err;
1223 }
1224 chip->port = pci_resource_start(pci, 0);
1225 if ((tea575x_tuner & TUNER_ONLY) == 0) {
1226 if (request_irq(pci->irq, snd_fm801_interrupt, IRQF_SHARED,
1227 KBUILD_MODNAME, chip)) {
1228 dev_err(card->dev, "unable to grab IRQ %d\n", chip->irq);
1229 snd_fm801_free(chip);
1230 return -EBUSY;
1231 }
1232 chip->irq = pci->irq;
1233 pci_set_master(pci);
1234 }
1235
1236 if (pci->revision >= 0xb1) /* FM801-AU */
1237 chip->multichannel = 1;
1238
1239 snd_fm801_chip_init(chip, 0);
1240 /* init might set tuner access method */
1241 tea575x_tuner = chip->tea575x_tuner;
1242
1243 if (chip->irq >= 0 && (tea575x_tuner & TUNER_ONLY)) {
1244 pci_clear_master(pci);
1245 free_irq(chip->irq, chip);
1246 chip->irq = -1;
1247 }
1248
1249 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1250 snd_fm801_free(chip);
1251 return err;
1252 }
1253
1254#ifdef CONFIG_SND_FM801_TEA575X_BOOL
1255 err = v4l2_device_register(&pci->dev, &chip->v4l2_dev);
1256 if (err < 0) {
1257 snd_fm801_free(chip);
1258 return err;
1259 }
1260 chip->tea.v4l2_dev = &chip->v4l2_dev;
1261 chip->tea.radio_nr = radio_nr;
1262 chip->tea.private_data = chip;
1263 chip->tea.ops = &snd_fm801_tea_ops;
1264 sprintf(chip->tea.bus_info, "PCI:%s", pci_name(pci));
1265 if ((tea575x_tuner & TUNER_TYPE_MASK) > 0 &&
1266 (tea575x_tuner & TUNER_TYPE_MASK) < 4) {
1267 if (snd_tea575x_init(&chip->tea, THIS_MODULE)) {
1268 dev_err(card->dev, "TEA575x radio not found\n");
1269 snd_fm801_free(chip);
1270 return -ENODEV;
1271 }
1272 } else if ((tea575x_tuner & TUNER_TYPE_MASK) == 0) {
1273 /* autodetect tuner connection */
1274 for (tea575x_tuner = 1; tea575x_tuner <= 3; tea575x_tuner++) {
1275 chip->tea575x_tuner = tea575x_tuner;
1276 if (!snd_tea575x_init(&chip->tea, THIS_MODULE)) {
1277 dev_info(card->dev,
1278 "detected TEA575x radio type %s\n",
1279 get_tea575x_gpio(chip)->name);
1280 break;
1281 }
1282 }
1283 if (tea575x_tuner == 4) {
1284 dev_err(card->dev, "TEA575x radio not found\n");
1285 chip->tea575x_tuner = TUNER_DISABLED;
1286 }
1287 }
1288 if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
1289 strlcpy(chip->tea.card, get_tea575x_gpio(chip)->name,
1290 sizeof(chip->tea.card));
1291 }
1292#endif
1293
1294 *rchip = chip;
1295 return 0;
1296}
1297
1298static int snd_card_fm801_probe(struct pci_dev *pci,
1299 const struct pci_device_id *pci_id)
1300{
1301 static int dev;
1302 struct snd_card *card;
1303 struct fm801 *chip;
1304 struct snd_opl3 *opl3;
1305 int err;
1306
1307 if (dev >= SNDRV_CARDS)
1308 return -ENODEV;
1309 if (!enable[dev]) {
1310 dev++;
1311 return -ENOENT;
1312 }
1313
1314 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
1315 0, &card);
1316 if (err < 0)
1317 return err;
1318 if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], radio_nr[dev], &chip)) < 0) {
1319 snd_card_free(card);
1320 return err;
1321 }
1322 card->private_data = chip;
1323
1324 strcpy(card->driver, "FM801");
1325 strcpy(card->shortname, "ForteMedia FM801-");
1326 strcat(card->shortname, chip->multichannel ? "AU" : "AS");
1327 sprintf(card->longname, "%s at 0x%lx, irq %i",
1328 card->shortname, chip->port, chip->irq);
1329
1330 if (chip->tea575x_tuner & TUNER_ONLY)
1331 goto __fm801_tuner_only;
1332
1333 if ((err = snd_fm801_pcm(chip, 0, NULL)) < 0) {
1334 snd_card_free(card);
1335 return err;
1336 }
1337 if ((err = snd_fm801_mixer(chip)) < 0) {
1338 snd_card_free(card);
1339 return err;
1340 }
1341 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801,
1342 FM801_REG(chip, MPU401_DATA),
1343 MPU401_INFO_INTEGRATED |
1344 MPU401_INFO_IRQ_HOOK,
1345 -1, &chip->rmidi)) < 0) {
1346 snd_card_free(card);
1347 return err;
1348 }
1349 if ((err = snd_opl3_create(card, FM801_REG(chip, OPL3_BANK0),
1350 FM801_REG(chip, OPL3_BANK1),
1351 OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) {
1352 snd_card_free(card);
1353 return err;
1354 }
1355 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
1356 snd_card_free(card);
1357 return err;
1358 }
1359
1360 __fm801_tuner_only:
1361 if ((err = snd_card_register(card)) < 0) {
1362 snd_card_free(card);
1363 return err;
1364 }
1365 pci_set_drvdata(pci, card);
1366 dev++;
1367 return 0;
1368}
1369
1370static void snd_card_fm801_remove(struct pci_dev *pci)
1371{
1372 snd_card_free(pci_get_drvdata(pci));
1373}
1374
1375#ifdef CONFIG_PM_SLEEP
1376static unsigned char saved_regs[] = {
1377 FM801_PCM_VOL, FM801_I2S_VOL, FM801_FM_VOL, FM801_REC_SRC,
1378 FM801_PLY_CTRL, FM801_PLY_COUNT, FM801_PLY_BUF1, FM801_PLY_BUF2,
1379 FM801_CAP_CTRL, FM801_CAP_COUNT, FM801_CAP_BUF1, FM801_CAP_BUF2,
1380 FM801_CODEC_CTRL, FM801_I2S_MODE, FM801_VOLUME, FM801_GEN_CTRL,
1381};
1382
1383static int snd_fm801_suspend(struct device *dev)
1384{
1385 struct pci_dev *pci = to_pci_dev(dev);
1386 struct snd_card *card = dev_get_drvdata(dev);
1387 struct fm801 *chip = card->private_data;
1388 int i;
1389
1390 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1391 snd_pcm_suspend_all(chip->pcm);
1392 snd_ac97_suspend(chip->ac97);
1393 snd_ac97_suspend(chip->ac97_sec);
1394 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1395 chip->saved_regs[i] = inw(chip->port + saved_regs[i]);
1396 /* FIXME: tea575x suspend */
1397
1398 pci_disable_device(pci);
1399 pci_save_state(pci);
1400 pci_set_power_state(pci, PCI_D3hot);
1401 return 0;
1402}
1403
1404static int snd_fm801_resume(struct device *dev)
1405{
1406 struct pci_dev *pci = to_pci_dev(dev);
1407 struct snd_card *card = dev_get_drvdata(dev);
1408 struct fm801 *chip = card->private_data;
1409 int i;
1410
1411 pci_set_power_state(pci, PCI_D0);
1412 pci_restore_state(pci);
1413 if (pci_enable_device(pci) < 0) {
1414 dev_err(dev, "pci_enable_device failed, disabling device\n");
1415 snd_card_disconnect(card);
1416 return -EIO;
1417 }
1418 pci_set_master(pci);
1419
1420 snd_fm801_chip_init(chip, 1);
1421 snd_ac97_resume(chip->ac97);
1422 snd_ac97_resume(chip->ac97_sec);
1423 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1424 outw(chip->saved_regs[i], chip->port + saved_regs[i]);
1425
1426 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1427 return 0;
1428}
1429
1430static SIMPLE_DEV_PM_OPS(snd_fm801_pm, snd_fm801_suspend, snd_fm801_resume);
1431#define SND_FM801_PM_OPS &snd_fm801_pm
1432#else
1433#define SND_FM801_PM_OPS NULL
1434#endif /* CONFIG_PM_SLEEP */
1435
1436static struct pci_driver fm801_driver = {
1437 .name = KBUILD_MODNAME,
1438 .id_table = snd_fm801_ids,
1439 .probe = snd_card_fm801_probe,
1440 .remove = snd_card_fm801_remove,
1441 .driver = {
1442 .pm = SND_FM801_PM_OPS,
1443 },
1444};
1445
1446module_pci_driver(fm801_driver);
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * The driver for the ForteMedia FM801 based soundcards
4 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
5 */
6
7#include <linux/delay.h>
8#include <linux/init.h>
9#include <linux/interrupt.h>
10#include <linux/io.h>
11#include <linux/pci.h>
12#include <linux/slab.h>
13#include <linux/module.h>
14#include <sound/core.h>
15#include <sound/pcm.h>
16#include <sound/tlv.h>
17#include <sound/ac97_codec.h>
18#include <sound/mpu401.h>
19#include <sound/opl3.h>
20#include <sound/initval.h>
21
22#ifdef CONFIG_SND_FM801_TEA575X_BOOL
23#include <media/drv-intf/tea575x.h>
24#endif
25
26MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
27MODULE_DESCRIPTION("ForteMedia FM801");
28MODULE_LICENSE("GPL");
29
30static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
31static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
32static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
33/*
34 * Enable TEA575x tuner
35 * 1 = MediaForte 256-PCS
36 * 2 = MediaForte 256-PCP
37 * 3 = MediaForte 64-PCR
38 * 16 = setup tuner only (this is additional bit), i.e. SF64-PCR FM card
39 * High 16-bits are video (radio) device number + 1
40 */
41static int tea575x_tuner[SNDRV_CARDS];
42static int radio_nr[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
43
44module_param_array(index, int, NULL, 0444);
45MODULE_PARM_DESC(index, "Index value for the FM801 soundcard.");
46module_param_array(id, charp, NULL, 0444);
47MODULE_PARM_DESC(id, "ID string for the FM801 soundcard.");
48module_param_array(enable, bool, NULL, 0444);
49MODULE_PARM_DESC(enable, "Enable FM801 soundcard.");
50module_param_array(tea575x_tuner, int, NULL, 0444);
51MODULE_PARM_DESC(tea575x_tuner, "TEA575x tuner access method (0 = auto, 1 = SF256-PCS, 2=SF256-PCP, 3=SF64-PCR, 8=disable, +16=tuner-only).");
52module_param_array(radio_nr, int, NULL, 0444);
53MODULE_PARM_DESC(radio_nr, "Radio device numbers");
54
55
56#define TUNER_DISABLED (1<<3)
57#define TUNER_ONLY (1<<4)
58#define TUNER_TYPE_MASK (~TUNER_ONLY & 0xFFFF)
59
60/*
61 * Direct registers
62 */
63
64#define fm801_writew(chip,reg,value) outw((value), chip->port + FM801_##reg)
65#define fm801_readw(chip,reg) inw(chip->port + FM801_##reg)
66
67#define fm801_writel(chip,reg,value) outl((value), chip->port + FM801_##reg)
68
69#define FM801_PCM_VOL 0x00 /* PCM Output Volume */
70#define FM801_FM_VOL 0x02 /* FM Output Volume */
71#define FM801_I2S_VOL 0x04 /* I2S Volume */
72#define FM801_REC_SRC 0x06 /* Record Source */
73#define FM801_PLY_CTRL 0x08 /* Playback Control */
74#define FM801_PLY_COUNT 0x0a /* Playback Count */
75#define FM801_PLY_BUF1 0x0c /* Playback Bufer I */
76#define FM801_PLY_BUF2 0x10 /* Playback Buffer II */
77#define FM801_CAP_CTRL 0x14 /* Capture Control */
78#define FM801_CAP_COUNT 0x16 /* Capture Count */
79#define FM801_CAP_BUF1 0x18 /* Capture Buffer I */
80#define FM801_CAP_BUF2 0x1c /* Capture Buffer II */
81#define FM801_CODEC_CTRL 0x22 /* Codec Control */
82#define FM801_I2S_MODE 0x24 /* I2S Mode Control */
83#define FM801_VOLUME 0x26 /* Volume Up/Down/Mute Status */
84#define FM801_I2C_CTRL 0x29 /* I2C Control */
85#define FM801_AC97_CMD 0x2a /* AC'97 Command */
86#define FM801_AC97_DATA 0x2c /* AC'97 Data */
87#define FM801_MPU401_DATA 0x30 /* MPU401 Data */
88#define FM801_MPU401_CMD 0x31 /* MPU401 Command */
89#define FM801_GPIO_CTRL 0x52 /* General Purpose I/O Control */
90#define FM801_GEN_CTRL 0x54 /* General Control */
91#define FM801_IRQ_MASK 0x56 /* Interrupt Mask */
92#define FM801_IRQ_STATUS 0x5a /* Interrupt Status */
93#define FM801_OPL3_BANK0 0x68 /* OPL3 Status Read / Bank 0 Write */
94#define FM801_OPL3_DATA0 0x69 /* OPL3 Data 0 Write */
95#define FM801_OPL3_BANK1 0x6a /* OPL3 Bank 1 Write */
96#define FM801_OPL3_DATA1 0x6b /* OPL3 Bank 1 Write */
97#define FM801_POWERDOWN 0x70 /* Blocks Power Down Control */
98
99/* codec access */
100#define FM801_AC97_READ (1<<7) /* read=1, write=0 */
101#define FM801_AC97_VALID (1<<8) /* port valid=1 */
102#define FM801_AC97_BUSY (1<<9) /* busy=1 */
103#define FM801_AC97_ADDR_SHIFT 10 /* codec id (2bit) */
104
105/* playback and record control register bits */
106#define FM801_BUF1_LAST (1<<1)
107#define FM801_BUF2_LAST (1<<2)
108#define FM801_START (1<<5)
109#define FM801_PAUSE (1<<6)
110#define FM801_IMMED_STOP (1<<7)
111#define FM801_RATE_SHIFT 8
112#define FM801_RATE_MASK (15 << FM801_RATE_SHIFT)
113#define FM801_CHANNELS_4 (1<<12) /* playback only */
114#define FM801_CHANNELS_6 (2<<12) /* playback only */
115#define FM801_CHANNELS_6MS (3<<12) /* playback only */
116#define FM801_CHANNELS_MASK (3<<12)
117#define FM801_16BIT (1<<14)
118#define FM801_STEREO (1<<15)
119
120/* IRQ status bits */
121#define FM801_IRQ_PLAYBACK (1<<8)
122#define FM801_IRQ_CAPTURE (1<<9)
123#define FM801_IRQ_VOLUME (1<<14)
124#define FM801_IRQ_MPU (1<<15)
125
126/* GPIO control register */
127#define FM801_GPIO_GP0 (1<<0) /* read/write */
128#define FM801_GPIO_GP1 (1<<1)
129#define FM801_GPIO_GP2 (1<<2)
130#define FM801_GPIO_GP3 (1<<3)
131#define FM801_GPIO_GP(x) (1<<(0+(x)))
132#define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/
133#define FM801_GPIO_GD1 (1<<9)
134#define FM801_GPIO_GD2 (1<<10)
135#define FM801_GPIO_GD3 (1<<11)
136#define FM801_GPIO_GD(x) (1<<(8+(x)))
137#define FM801_GPIO_GS0 (1<<12) /* function select: */
138#define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */
139#define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */
140#define FM801_GPIO_GS3 (1<<15)
141#define FM801_GPIO_GS(x) (1<<(12+(x)))
142
143/**
144 * struct fm801 - describes FM801 chip
145 * @dev: device for this chio
146 * @irq: irq number
147 * @port: I/O port number
148 * @multichannel: multichannel support
149 * @secondary: secondary codec
150 * @secondary_addr: address of the secondary codec
151 * @tea575x_tuner: tuner access method & flags
152 * @ply_ctrl: playback control
153 * @cap_ctrl: capture control
154 * @ply_buffer: playback buffer
155 * @ply_buf: playback buffer index
156 * @ply_count: playback buffer count
157 * @ply_size: playback buffer size
158 * @ply_pos: playback position
159 * @cap_buffer: capture buffer
160 * @cap_buf: capture buffer index
161 * @cap_count: capture buffer count
162 * @cap_size: capture buffer size
163 * @cap_pos: capture position
164 * @ac97_bus: ac97 bus handle
165 * @ac97: ac97 handle
166 * @ac97_sec: ac97 secondary handle
167 * @card: ALSA card
168 * @pcm: PCM devices
169 * @rmidi: rmidi device
170 * @playback_substream: substream for playback
171 * @capture_substream: substream for capture
172 * @p_dma_size: playback DMA size
173 * @c_dma_size: capture DMA size
174 * @reg_lock: lock
175 * @proc_entry: /proc entry
176 * @v4l2_dev: v4l2 device
177 * @tea: tea575a structure
178 * @saved_regs: context saved during suspend
179 */
180struct fm801 {
181 struct device *dev;
182 int irq;
183
184 unsigned long port;
185 unsigned int multichannel: 1,
186 secondary: 1;
187 unsigned char secondary_addr;
188 unsigned int tea575x_tuner;
189
190 unsigned short ply_ctrl;
191 unsigned short cap_ctrl;
192
193 unsigned long ply_buffer;
194 unsigned int ply_buf;
195 unsigned int ply_count;
196 unsigned int ply_size;
197 unsigned int ply_pos;
198
199 unsigned long cap_buffer;
200 unsigned int cap_buf;
201 unsigned int cap_count;
202 unsigned int cap_size;
203 unsigned int cap_pos;
204
205 struct snd_ac97_bus *ac97_bus;
206 struct snd_ac97 *ac97;
207 struct snd_ac97 *ac97_sec;
208
209 struct snd_card *card;
210 struct snd_pcm *pcm;
211 struct snd_rawmidi *rmidi;
212 struct snd_pcm_substream *playback_substream;
213 struct snd_pcm_substream *capture_substream;
214 unsigned int p_dma_size;
215 unsigned int c_dma_size;
216
217 spinlock_t reg_lock;
218 struct snd_info_entry *proc_entry;
219
220#ifdef CONFIG_SND_FM801_TEA575X_BOOL
221 struct v4l2_device v4l2_dev;
222 struct snd_tea575x tea;
223#endif
224
225#ifdef CONFIG_PM_SLEEP
226 u16 saved_regs[0x20];
227#endif
228};
229
230/*
231 * IO accessors
232 */
233
234static inline void fm801_iowrite16(struct fm801 *chip, unsigned short offset, u16 value)
235{
236 outw(value, chip->port + offset);
237}
238
239static inline u16 fm801_ioread16(struct fm801 *chip, unsigned short offset)
240{
241 return inw(chip->port + offset);
242}
243
244static const struct pci_device_id snd_fm801_ids[] = {
245 { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */
246 { 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */
247 { 0, }
248};
249
250MODULE_DEVICE_TABLE(pci, snd_fm801_ids);
251
252/*
253 * common I/O routines
254 */
255
256static bool fm801_ac97_is_ready(struct fm801 *chip, unsigned int iterations)
257{
258 unsigned int idx;
259
260 for (idx = 0; idx < iterations; idx++) {
261 if (!(fm801_readw(chip, AC97_CMD) & FM801_AC97_BUSY))
262 return true;
263 udelay(10);
264 }
265 return false;
266}
267
268static bool fm801_ac97_is_valid(struct fm801 *chip, unsigned int iterations)
269{
270 unsigned int idx;
271
272 for (idx = 0; idx < iterations; idx++) {
273 if (fm801_readw(chip, AC97_CMD) & FM801_AC97_VALID)
274 return true;
275 udelay(10);
276 }
277 return false;
278}
279
280static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg,
281 unsigned short mask, unsigned short value)
282{
283 int change;
284 unsigned long flags;
285 unsigned short old, new;
286
287 spin_lock_irqsave(&chip->reg_lock, flags);
288 old = fm801_ioread16(chip, reg);
289 new = (old & ~mask) | value;
290 change = old != new;
291 if (change)
292 fm801_iowrite16(chip, reg, new);
293 spin_unlock_irqrestore(&chip->reg_lock, flags);
294 return change;
295}
296
297static void snd_fm801_codec_write(struct snd_ac97 *ac97,
298 unsigned short reg,
299 unsigned short val)
300{
301 struct fm801 *chip = ac97->private_data;
302
303 /*
304 * Wait until the codec interface is not ready..
305 */
306 if (!fm801_ac97_is_ready(chip, 100)) {
307 dev_err(chip->card->dev, "AC'97 interface is busy (1)\n");
308 return;
309 }
310
311 /* write data and address */
312 fm801_writew(chip, AC97_DATA, val);
313 fm801_writew(chip, AC97_CMD, reg | (ac97->addr << FM801_AC97_ADDR_SHIFT));
314 /*
315 * Wait until the write command is not completed..
316 */
317 if (!fm801_ac97_is_ready(chip, 1000))
318 dev_err(chip->card->dev, "AC'97 interface #%d is busy (2)\n",
319 ac97->num);
320}
321
322static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg)
323{
324 struct fm801 *chip = ac97->private_data;
325
326 /*
327 * Wait until the codec interface is not ready..
328 */
329 if (!fm801_ac97_is_ready(chip, 100)) {
330 dev_err(chip->card->dev, "AC'97 interface is busy (1)\n");
331 return 0;
332 }
333
334 /* read command */
335 fm801_writew(chip, AC97_CMD,
336 reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ);
337 if (!fm801_ac97_is_ready(chip, 100)) {
338 dev_err(chip->card->dev, "AC'97 interface #%d is busy (2)\n",
339 ac97->num);
340 return 0;
341 }
342
343 if (!fm801_ac97_is_valid(chip, 1000)) {
344 dev_err(chip->card->dev,
345 "AC'97 interface #%d is not valid (2)\n", ac97->num);
346 return 0;
347 }
348
349 return fm801_readw(chip, AC97_DATA);
350}
351
352static const unsigned int rates[] = {
353 5500, 8000, 9600, 11025,
354 16000, 19200, 22050, 32000,
355 38400, 44100, 48000
356};
357
358static const struct snd_pcm_hw_constraint_list hw_constraints_rates = {
359 .count = ARRAY_SIZE(rates),
360 .list = rates,
361 .mask = 0,
362};
363
364static const unsigned int channels[] = {
365 2, 4, 6
366};
367
368static const struct snd_pcm_hw_constraint_list hw_constraints_channels = {
369 .count = ARRAY_SIZE(channels),
370 .list = channels,
371 .mask = 0,
372};
373
374/*
375 * Sample rate routines
376 */
377
378static unsigned short snd_fm801_rate_bits(unsigned int rate)
379{
380 unsigned int idx;
381
382 for (idx = 0; idx < ARRAY_SIZE(rates); idx++)
383 if (rates[idx] == rate)
384 return idx;
385 snd_BUG();
386 return ARRAY_SIZE(rates) - 1;
387}
388
389/*
390 * PCM part
391 */
392
393static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream,
394 int cmd)
395{
396 struct fm801 *chip = snd_pcm_substream_chip(substream);
397
398 spin_lock(&chip->reg_lock);
399 switch (cmd) {
400 case SNDRV_PCM_TRIGGER_START:
401 chip->ply_ctrl &= ~(FM801_BUF1_LAST |
402 FM801_BUF2_LAST |
403 FM801_PAUSE);
404 chip->ply_ctrl |= FM801_START |
405 FM801_IMMED_STOP;
406 break;
407 case SNDRV_PCM_TRIGGER_STOP:
408 chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE);
409 break;
410 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
411 case SNDRV_PCM_TRIGGER_SUSPEND:
412 chip->ply_ctrl |= FM801_PAUSE;
413 break;
414 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
415 case SNDRV_PCM_TRIGGER_RESUME:
416 chip->ply_ctrl &= ~FM801_PAUSE;
417 break;
418 default:
419 spin_unlock(&chip->reg_lock);
420 snd_BUG();
421 return -EINVAL;
422 }
423 fm801_writew(chip, PLY_CTRL, chip->ply_ctrl);
424 spin_unlock(&chip->reg_lock);
425 return 0;
426}
427
428static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream,
429 int cmd)
430{
431 struct fm801 *chip = snd_pcm_substream_chip(substream);
432
433 spin_lock(&chip->reg_lock);
434 switch (cmd) {
435 case SNDRV_PCM_TRIGGER_START:
436 chip->cap_ctrl &= ~(FM801_BUF1_LAST |
437 FM801_BUF2_LAST |
438 FM801_PAUSE);
439 chip->cap_ctrl |= FM801_START |
440 FM801_IMMED_STOP;
441 break;
442 case SNDRV_PCM_TRIGGER_STOP:
443 chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE);
444 break;
445 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
446 case SNDRV_PCM_TRIGGER_SUSPEND:
447 chip->cap_ctrl |= FM801_PAUSE;
448 break;
449 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
450 case SNDRV_PCM_TRIGGER_RESUME:
451 chip->cap_ctrl &= ~FM801_PAUSE;
452 break;
453 default:
454 spin_unlock(&chip->reg_lock);
455 snd_BUG();
456 return -EINVAL;
457 }
458 fm801_writew(chip, CAP_CTRL, chip->cap_ctrl);
459 spin_unlock(&chip->reg_lock);
460 return 0;
461}
462
463static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream)
464{
465 struct fm801 *chip = snd_pcm_substream_chip(substream);
466 struct snd_pcm_runtime *runtime = substream->runtime;
467
468 chip->ply_size = snd_pcm_lib_buffer_bytes(substream);
469 chip->ply_count = snd_pcm_lib_period_bytes(substream);
470 spin_lock_irq(&chip->reg_lock);
471 chip->ply_ctrl &= ~(FM801_START | FM801_16BIT |
472 FM801_STEREO | FM801_RATE_MASK |
473 FM801_CHANNELS_MASK);
474 if (snd_pcm_format_width(runtime->format) == 16)
475 chip->ply_ctrl |= FM801_16BIT;
476 if (runtime->channels > 1) {
477 chip->ply_ctrl |= FM801_STEREO;
478 if (runtime->channels == 4)
479 chip->ply_ctrl |= FM801_CHANNELS_4;
480 else if (runtime->channels == 6)
481 chip->ply_ctrl |= FM801_CHANNELS_6;
482 }
483 chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
484 chip->ply_buf = 0;
485 fm801_writew(chip, PLY_CTRL, chip->ply_ctrl);
486 fm801_writew(chip, PLY_COUNT, chip->ply_count - 1);
487 chip->ply_buffer = runtime->dma_addr;
488 chip->ply_pos = 0;
489 fm801_writel(chip, PLY_BUF1, chip->ply_buffer);
490 fm801_writel(chip, PLY_BUF2,
491 chip->ply_buffer + (chip->ply_count % chip->ply_size));
492 spin_unlock_irq(&chip->reg_lock);
493 return 0;
494}
495
496static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream)
497{
498 struct fm801 *chip = snd_pcm_substream_chip(substream);
499 struct snd_pcm_runtime *runtime = substream->runtime;
500
501 chip->cap_size = snd_pcm_lib_buffer_bytes(substream);
502 chip->cap_count = snd_pcm_lib_period_bytes(substream);
503 spin_lock_irq(&chip->reg_lock);
504 chip->cap_ctrl &= ~(FM801_START | FM801_16BIT |
505 FM801_STEREO | FM801_RATE_MASK);
506 if (snd_pcm_format_width(runtime->format) == 16)
507 chip->cap_ctrl |= FM801_16BIT;
508 if (runtime->channels > 1)
509 chip->cap_ctrl |= FM801_STEREO;
510 chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
511 chip->cap_buf = 0;
512 fm801_writew(chip, CAP_CTRL, chip->cap_ctrl);
513 fm801_writew(chip, CAP_COUNT, chip->cap_count - 1);
514 chip->cap_buffer = runtime->dma_addr;
515 chip->cap_pos = 0;
516 fm801_writel(chip, CAP_BUF1, chip->cap_buffer);
517 fm801_writel(chip, CAP_BUF2,
518 chip->cap_buffer + (chip->cap_count % chip->cap_size));
519 spin_unlock_irq(&chip->reg_lock);
520 return 0;
521}
522
523static snd_pcm_uframes_t snd_fm801_playback_pointer(struct snd_pcm_substream *substream)
524{
525 struct fm801 *chip = snd_pcm_substream_chip(substream);
526 size_t ptr;
527
528 if (!(chip->ply_ctrl & FM801_START))
529 return 0;
530 spin_lock(&chip->reg_lock);
531 ptr = chip->ply_pos + (chip->ply_count - 1) - fm801_readw(chip, PLY_COUNT);
532 if (fm801_readw(chip, IRQ_STATUS) & FM801_IRQ_PLAYBACK) {
533 ptr += chip->ply_count;
534 ptr %= chip->ply_size;
535 }
536 spin_unlock(&chip->reg_lock);
537 return bytes_to_frames(substream->runtime, ptr);
538}
539
540static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *substream)
541{
542 struct fm801 *chip = snd_pcm_substream_chip(substream);
543 size_t ptr;
544
545 if (!(chip->cap_ctrl & FM801_START))
546 return 0;
547 spin_lock(&chip->reg_lock);
548 ptr = chip->cap_pos + (chip->cap_count - 1) - fm801_readw(chip, CAP_COUNT);
549 if (fm801_readw(chip, IRQ_STATUS) & FM801_IRQ_CAPTURE) {
550 ptr += chip->cap_count;
551 ptr %= chip->cap_size;
552 }
553 spin_unlock(&chip->reg_lock);
554 return bytes_to_frames(substream->runtime, ptr);
555}
556
557static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id)
558{
559 struct fm801 *chip = dev_id;
560 unsigned short status;
561 unsigned int tmp;
562
563 status = fm801_readw(chip, IRQ_STATUS);
564 status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME;
565 if (! status)
566 return IRQ_NONE;
567 /* ack first */
568 fm801_writew(chip, IRQ_STATUS, status);
569 if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) {
570 spin_lock(&chip->reg_lock);
571 chip->ply_buf++;
572 chip->ply_pos += chip->ply_count;
573 chip->ply_pos %= chip->ply_size;
574 tmp = chip->ply_pos + chip->ply_count;
575 tmp %= chip->ply_size;
576 if (chip->ply_buf & 1)
577 fm801_writel(chip, PLY_BUF1, chip->ply_buffer + tmp);
578 else
579 fm801_writel(chip, PLY_BUF2, chip->ply_buffer + tmp);
580 spin_unlock(&chip->reg_lock);
581 snd_pcm_period_elapsed(chip->playback_substream);
582 }
583 if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) {
584 spin_lock(&chip->reg_lock);
585 chip->cap_buf++;
586 chip->cap_pos += chip->cap_count;
587 chip->cap_pos %= chip->cap_size;
588 tmp = chip->cap_pos + chip->cap_count;
589 tmp %= chip->cap_size;
590 if (chip->cap_buf & 1)
591 fm801_writel(chip, CAP_BUF1, chip->cap_buffer + tmp);
592 else
593 fm801_writel(chip, CAP_BUF2, chip->cap_buffer + tmp);
594 spin_unlock(&chip->reg_lock);
595 snd_pcm_period_elapsed(chip->capture_substream);
596 }
597 if (chip->rmidi && (status & FM801_IRQ_MPU))
598 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
599 if (status & FM801_IRQ_VOLUME) {
600 /* TODO */
601 }
602
603 return IRQ_HANDLED;
604}
605
606static const struct snd_pcm_hardware snd_fm801_playback =
607{
608 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
609 SNDRV_PCM_INFO_BLOCK_TRANSFER |
610 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
611 SNDRV_PCM_INFO_MMAP_VALID),
612 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
613 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
614 .rate_min = 5500,
615 .rate_max = 48000,
616 .channels_min = 1,
617 .channels_max = 2,
618 .buffer_bytes_max = (128*1024),
619 .period_bytes_min = 64,
620 .period_bytes_max = (128*1024),
621 .periods_min = 1,
622 .periods_max = 1024,
623 .fifo_size = 0,
624};
625
626static const struct snd_pcm_hardware snd_fm801_capture =
627{
628 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
629 SNDRV_PCM_INFO_BLOCK_TRANSFER |
630 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
631 SNDRV_PCM_INFO_MMAP_VALID),
632 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
633 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
634 .rate_min = 5500,
635 .rate_max = 48000,
636 .channels_min = 1,
637 .channels_max = 2,
638 .buffer_bytes_max = (128*1024),
639 .period_bytes_min = 64,
640 .period_bytes_max = (128*1024),
641 .periods_min = 1,
642 .periods_max = 1024,
643 .fifo_size = 0,
644};
645
646static int snd_fm801_playback_open(struct snd_pcm_substream *substream)
647{
648 struct fm801 *chip = snd_pcm_substream_chip(substream);
649 struct snd_pcm_runtime *runtime = substream->runtime;
650 int err;
651
652 chip->playback_substream = substream;
653 runtime->hw = snd_fm801_playback;
654 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
655 &hw_constraints_rates);
656 if (chip->multichannel) {
657 runtime->hw.channels_max = 6;
658 snd_pcm_hw_constraint_list(runtime, 0,
659 SNDRV_PCM_HW_PARAM_CHANNELS,
660 &hw_constraints_channels);
661 }
662 err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
663 if (err < 0)
664 return err;
665 return 0;
666}
667
668static int snd_fm801_capture_open(struct snd_pcm_substream *substream)
669{
670 struct fm801 *chip = snd_pcm_substream_chip(substream);
671 struct snd_pcm_runtime *runtime = substream->runtime;
672 int err;
673
674 chip->capture_substream = substream;
675 runtime->hw = snd_fm801_capture;
676 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
677 &hw_constraints_rates);
678 err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
679 if (err < 0)
680 return err;
681 return 0;
682}
683
684static int snd_fm801_playback_close(struct snd_pcm_substream *substream)
685{
686 struct fm801 *chip = snd_pcm_substream_chip(substream);
687
688 chip->playback_substream = NULL;
689 return 0;
690}
691
692static int snd_fm801_capture_close(struct snd_pcm_substream *substream)
693{
694 struct fm801 *chip = snd_pcm_substream_chip(substream);
695
696 chip->capture_substream = NULL;
697 return 0;
698}
699
700static const struct snd_pcm_ops snd_fm801_playback_ops = {
701 .open = snd_fm801_playback_open,
702 .close = snd_fm801_playback_close,
703 .prepare = snd_fm801_playback_prepare,
704 .trigger = snd_fm801_playback_trigger,
705 .pointer = snd_fm801_playback_pointer,
706};
707
708static const struct snd_pcm_ops snd_fm801_capture_ops = {
709 .open = snd_fm801_capture_open,
710 .close = snd_fm801_capture_close,
711 .prepare = snd_fm801_capture_prepare,
712 .trigger = snd_fm801_capture_trigger,
713 .pointer = snd_fm801_capture_pointer,
714};
715
716static int snd_fm801_pcm(struct fm801 *chip, int device)
717{
718 struct pci_dev *pdev = to_pci_dev(chip->dev);
719 struct snd_pcm *pcm;
720 int err;
721
722 err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm);
723 if (err < 0)
724 return err;
725
726 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops);
727 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops);
728
729 pcm->private_data = chip;
730 pcm->info_flags = 0;
731 strcpy(pcm->name, "FM801");
732 chip->pcm = pcm;
733
734 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, &pdev->dev,
735 chip->multichannel ? 128*1024 : 64*1024, 128*1024);
736
737 return snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
738 snd_pcm_alt_chmaps,
739 chip->multichannel ? 6 : 2, 0,
740 NULL);
741}
742
743/*
744 * TEA5757 radio
745 */
746
747#ifdef CONFIG_SND_FM801_TEA575X_BOOL
748
749/* GPIO to TEA575x maps */
750struct snd_fm801_tea575x_gpio {
751 u8 data, clk, wren, most;
752 char *name;
753};
754
755static const struct snd_fm801_tea575x_gpio snd_fm801_tea575x_gpios[] = {
756 { .data = 1, .clk = 3, .wren = 2, .most = 0, .name = "SF256-PCS" },
757 { .data = 1, .clk = 0, .wren = 2, .most = 3, .name = "SF256-PCP" },
758 { .data = 2, .clk = 0, .wren = 1, .most = 3, .name = "SF64-PCR" },
759};
760
761#define get_tea575x_gpio(chip) \
762 (&snd_fm801_tea575x_gpios[((chip)->tea575x_tuner & TUNER_TYPE_MASK) - 1])
763
764static void snd_fm801_tea575x_set_pins(struct snd_tea575x *tea, u8 pins)
765{
766 struct fm801 *chip = tea->private_data;
767 unsigned short reg = fm801_readw(chip, GPIO_CTRL);
768 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
769
770 reg &= ~(FM801_GPIO_GP(gpio.data) |
771 FM801_GPIO_GP(gpio.clk) |
772 FM801_GPIO_GP(gpio.wren));
773
774 reg |= (pins & TEA575X_DATA) ? FM801_GPIO_GP(gpio.data) : 0;
775 reg |= (pins & TEA575X_CLK) ? FM801_GPIO_GP(gpio.clk) : 0;
776 /* WRITE_ENABLE is inverted */
777 reg |= (pins & TEA575X_WREN) ? 0 : FM801_GPIO_GP(gpio.wren);
778
779 fm801_writew(chip, GPIO_CTRL, reg);
780}
781
782static u8 snd_fm801_tea575x_get_pins(struct snd_tea575x *tea)
783{
784 struct fm801 *chip = tea->private_data;
785 unsigned short reg = fm801_readw(chip, GPIO_CTRL);
786 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
787 u8 ret;
788
789 ret = 0;
790 if (reg & FM801_GPIO_GP(gpio.data))
791 ret |= TEA575X_DATA;
792 if (reg & FM801_GPIO_GP(gpio.most))
793 ret |= TEA575X_MOST;
794 return ret;
795}
796
797static void snd_fm801_tea575x_set_direction(struct snd_tea575x *tea, bool output)
798{
799 struct fm801 *chip = tea->private_data;
800 unsigned short reg = fm801_readw(chip, GPIO_CTRL);
801 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
802
803 /* use GPIO lines and set write enable bit */
804 reg |= FM801_GPIO_GS(gpio.data) |
805 FM801_GPIO_GS(gpio.wren) |
806 FM801_GPIO_GS(gpio.clk) |
807 FM801_GPIO_GS(gpio.most);
808 if (output) {
809 /* all of lines are in the write direction */
810 /* clear data and clock lines */
811 reg &= ~(FM801_GPIO_GD(gpio.data) |
812 FM801_GPIO_GD(gpio.wren) |
813 FM801_GPIO_GD(gpio.clk) |
814 FM801_GPIO_GP(gpio.data) |
815 FM801_GPIO_GP(gpio.clk) |
816 FM801_GPIO_GP(gpio.wren));
817 } else {
818 /* use GPIO lines, set data direction to input */
819 reg |= FM801_GPIO_GD(gpio.data) |
820 FM801_GPIO_GD(gpio.most) |
821 FM801_GPIO_GP(gpio.data) |
822 FM801_GPIO_GP(gpio.most) |
823 FM801_GPIO_GP(gpio.wren);
824 /* all of lines are in the write direction, except data */
825 /* clear data, write enable and clock lines */
826 reg &= ~(FM801_GPIO_GD(gpio.wren) |
827 FM801_GPIO_GD(gpio.clk) |
828 FM801_GPIO_GP(gpio.clk));
829 }
830
831 fm801_writew(chip, GPIO_CTRL, reg);
832}
833
834static const struct snd_tea575x_ops snd_fm801_tea_ops = {
835 .set_pins = snd_fm801_tea575x_set_pins,
836 .get_pins = snd_fm801_tea575x_get_pins,
837 .set_direction = snd_fm801_tea575x_set_direction,
838};
839#endif
840
841/*
842 * Mixer routines
843 */
844
845#define FM801_SINGLE(xname, reg, shift, mask, invert) \
846{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \
847 .get = snd_fm801_get_single, .put = snd_fm801_put_single, \
848 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
849
850static int snd_fm801_info_single(struct snd_kcontrol *kcontrol,
851 struct snd_ctl_elem_info *uinfo)
852{
853 int mask = (kcontrol->private_value >> 16) & 0xff;
854
855 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
856 uinfo->count = 1;
857 uinfo->value.integer.min = 0;
858 uinfo->value.integer.max = mask;
859 return 0;
860}
861
862static int snd_fm801_get_single(struct snd_kcontrol *kcontrol,
863 struct snd_ctl_elem_value *ucontrol)
864{
865 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
866 int reg = kcontrol->private_value & 0xff;
867 int shift = (kcontrol->private_value >> 8) & 0xff;
868 int mask = (kcontrol->private_value >> 16) & 0xff;
869 int invert = (kcontrol->private_value >> 24) & 0xff;
870 long *value = ucontrol->value.integer.value;
871
872 value[0] = (fm801_ioread16(chip, reg) >> shift) & mask;
873 if (invert)
874 value[0] = mask - value[0];
875 return 0;
876}
877
878static int snd_fm801_put_single(struct snd_kcontrol *kcontrol,
879 struct snd_ctl_elem_value *ucontrol)
880{
881 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
882 int reg = kcontrol->private_value & 0xff;
883 int shift = (kcontrol->private_value >> 8) & 0xff;
884 int mask = (kcontrol->private_value >> 16) & 0xff;
885 int invert = (kcontrol->private_value >> 24) & 0xff;
886 unsigned short val;
887
888 val = (ucontrol->value.integer.value[0] & mask);
889 if (invert)
890 val = mask - val;
891 return snd_fm801_update_bits(chip, reg, mask << shift, val << shift);
892}
893
894#define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
895{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \
896 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
897 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) }
898#define FM801_DOUBLE_TLV(xname, reg, shift_left, shift_right, mask, invert, xtlv) \
899{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
900 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
901 .name = xname, .info = snd_fm801_info_double, \
902 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
903 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24), \
904 .tlv = { .p = (xtlv) } }
905
906static int snd_fm801_info_double(struct snd_kcontrol *kcontrol,
907 struct snd_ctl_elem_info *uinfo)
908{
909 int mask = (kcontrol->private_value >> 16) & 0xff;
910
911 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
912 uinfo->count = 2;
913 uinfo->value.integer.min = 0;
914 uinfo->value.integer.max = mask;
915 return 0;
916}
917
918static int snd_fm801_get_double(struct snd_kcontrol *kcontrol,
919 struct snd_ctl_elem_value *ucontrol)
920{
921 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
922 int reg = kcontrol->private_value & 0xff;
923 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
924 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
925 int mask = (kcontrol->private_value >> 16) & 0xff;
926 int invert = (kcontrol->private_value >> 24) & 0xff;
927 long *value = ucontrol->value.integer.value;
928
929 spin_lock_irq(&chip->reg_lock);
930 value[0] = (fm801_ioread16(chip, reg) >> shift_left) & mask;
931 value[1] = (fm801_ioread16(chip, reg) >> shift_right) & mask;
932 spin_unlock_irq(&chip->reg_lock);
933 if (invert) {
934 value[0] = mask - value[0];
935 value[1] = mask - value[1];
936 }
937 return 0;
938}
939
940static int snd_fm801_put_double(struct snd_kcontrol *kcontrol,
941 struct snd_ctl_elem_value *ucontrol)
942{
943 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
944 int reg = kcontrol->private_value & 0xff;
945 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
946 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
947 int mask = (kcontrol->private_value >> 16) & 0xff;
948 int invert = (kcontrol->private_value >> 24) & 0xff;
949 unsigned short val1, val2;
950
951 val1 = ucontrol->value.integer.value[0] & mask;
952 val2 = ucontrol->value.integer.value[1] & mask;
953 if (invert) {
954 val1 = mask - val1;
955 val2 = mask - val2;
956 }
957 return snd_fm801_update_bits(chip, reg,
958 (mask << shift_left) | (mask << shift_right),
959 (val1 << shift_left ) | (val2 << shift_right));
960}
961
962static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol,
963 struct snd_ctl_elem_info *uinfo)
964{
965 static const char * const texts[5] = {
966 "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary"
967 };
968
969 return snd_ctl_enum_info(uinfo, 1, 5, texts);
970}
971
972static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol,
973 struct snd_ctl_elem_value *ucontrol)
974{
975 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
976 unsigned short val;
977
978 val = fm801_readw(chip, REC_SRC) & 7;
979 if (val > 4)
980 val = 4;
981 ucontrol->value.enumerated.item[0] = val;
982 return 0;
983}
984
985static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol,
986 struct snd_ctl_elem_value *ucontrol)
987{
988 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
989 unsigned short val;
990
991 val = ucontrol->value.enumerated.item[0];
992 if (val > 4)
993 return -EINVAL;
994 return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val);
995}
996
997static const DECLARE_TLV_DB_SCALE(db_scale_dsp, -3450, 150, 0);
998
999#define FM801_CONTROLS ARRAY_SIZE(snd_fm801_controls)
1000
1001static const struct snd_kcontrol_new snd_fm801_controls[] = {
1002FM801_DOUBLE_TLV("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1,
1003 db_scale_dsp),
1004FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1),
1005FM801_DOUBLE_TLV("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1,
1006 db_scale_dsp),
1007FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1),
1008FM801_DOUBLE_TLV("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1,
1009 db_scale_dsp),
1010FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1),
1011{
1012 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1013 .name = "Digital Capture Source",
1014 .info = snd_fm801_info_mux,
1015 .get = snd_fm801_get_mux,
1016 .put = snd_fm801_put_mux,
1017}
1018};
1019
1020#define FM801_CONTROLS_MULTI ARRAY_SIZE(snd_fm801_controls_multi)
1021
1022static const struct snd_kcontrol_new snd_fm801_controls_multi[] = {
1023FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0),
1024FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0),
1025FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), FM801_I2S_MODE, 8, 1, 0),
1026FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",PLAYBACK,SWITCH), FM801_I2S_MODE, 9, 1, 0),
1027FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",CAPTURE,SWITCH), FM801_I2S_MODE, 10, 1, 0),
1028FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), FM801_GEN_CTRL, 2, 1, 0),
1029};
1030
1031static int snd_fm801_mixer(struct fm801 *chip)
1032{
1033 struct snd_ac97_template ac97;
1034 unsigned int i;
1035 int err;
1036 static const struct snd_ac97_bus_ops ops = {
1037 .write = snd_fm801_codec_write,
1038 .read = snd_fm801_codec_read,
1039 };
1040
1041 err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus);
1042 if (err < 0)
1043 return err;
1044
1045 memset(&ac97, 0, sizeof(ac97));
1046 ac97.private_data = chip;
1047 err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97);
1048 if (err < 0)
1049 return err;
1050 if (chip->secondary) {
1051 ac97.num = 1;
1052 ac97.addr = chip->secondary_addr;
1053 err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec);
1054 if (err < 0)
1055 return err;
1056 }
1057 for (i = 0; i < FM801_CONTROLS; i++) {
1058 err = snd_ctl_add(chip->card,
1059 snd_ctl_new1(&snd_fm801_controls[i], chip));
1060 if (err < 0)
1061 return err;
1062 }
1063 if (chip->multichannel) {
1064 for (i = 0; i < FM801_CONTROLS_MULTI; i++) {
1065 err = snd_ctl_add(chip->card,
1066 snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
1067 if (err < 0)
1068 return err;
1069 }
1070 }
1071 return 0;
1072}
1073
1074/*
1075 * initialization routines
1076 */
1077
1078static int wait_for_codec(struct fm801 *chip, unsigned int codec_id,
1079 unsigned short reg, unsigned long waits)
1080{
1081 unsigned long timeout = jiffies + waits;
1082
1083 fm801_writew(chip, AC97_CMD,
1084 reg | (codec_id << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ);
1085 udelay(5);
1086 do {
1087 if ((fm801_readw(chip, AC97_CMD) &
1088 (FM801_AC97_VALID | FM801_AC97_BUSY)) == FM801_AC97_VALID)
1089 return 0;
1090 schedule_timeout_uninterruptible(1);
1091 } while (time_after(timeout, jiffies));
1092 return -EIO;
1093}
1094
1095static int reset_codec(struct fm801 *chip)
1096{
1097 /* codec cold reset + AC'97 warm reset */
1098 fm801_writew(chip, CODEC_CTRL, (1 << 5) | (1 << 6));
1099 fm801_readw(chip, CODEC_CTRL); /* flush posting data */
1100 udelay(100);
1101 fm801_writew(chip, CODEC_CTRL, 0);
1102
1103 return wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750));
1104}
1105
1106static void snd_fm801_chip_multichannel_init(struct fm801 *chip)
1107{
1108 unsigned short cmdw;
1109
1110 if (chip->multichannel) {
1111 if (chip->secondary_addr) {
1112 wait_for_codec(chip, chip->secondary_addr,
1113 AC97_VENDOR_ID1, msecs_to_jiffies(50));
1114 } else {
1115 /* my card has the secondary codec */
1116 /* at address #3, so the loop is inverted */
1117 int i;
1118 for (i = 3; i > 0; i--) {
1119 if (!wait_for_codec(chip, i, AC97_VENDOR_ID1,
1120 msecs_to_jiffies(50))) {
1121 cmdw = fm801_readw(chip, AC97_DATA);
1122 if (cmdw != 0xffff && cmdw != 0) {
1123 chip->secondary = 1;
1124 chip->secondary_addr = i;
1125 break;
1126 }
1127 }
1128 }
1129 }
1130
1131 /* the recovery phase, it seems that probing for non-existing codec might */
1132 /* cause timeout problems */
1133 wait_for_codec(chip, 0, AC97_VENDOR_ID1, msecs_to_jiffies(750));
1134 }
1135}
1136
1137static void snd_fm801_chip_init(struct fm801 *chip)
1138{
1139 unsigned short cmdw;
1140
1141 /* init volume */
1142 fm801_writew(chip, PCM_VOL, 0x0808);
1143 fm801_writew(chip, FM_VOL, 0x9f1f);
1144 fm801_writew(chip, I2S_VOL, 0x8808);
1145
1146 /* I2S control - I2S mode */
1147 fm801_writew(chip, I2S_MODE, 0x0003);
1148
1149 /* interrupt setup */
1150 cmdw = fm801_readw(chip, IRQ_MASK);
1151 if (chip->irq < 0)
1152 cmdw |= 0x00c3; /* mask everything, no PCM nor MPU */
1153 else
1154 cmdw &= ~0x0083; /* unmask MPU, PLAYBACK & CAPTURE */
1155 fm801_writew(chip, IRQ_MASK, cmdw);
1156
1157 /* interrupt clear */
1158 fm801_writew(chip, IRQ_STATUS,
1159 FM801_IRQ_PLAYBACK | FM801_IRQ_CAPTURE | FM801_IRQ_MPU);
1160}
1161
1162static void snd_fm801_free(struct snd_card *card)
1163{
1164 struct fm801 *chip = card->private_data;
1165 unsigned short cmdw;
1166
1167 /* interrupt setup - mask everything */
1168 cmdw = fm801_readw(chip, IRQ_MASK);
1169 cmdw |= 0x00c3;
1170 fm801_writew(chip, IRQ_MASK, cmdw);
1171
1172#ifdef CONFIG_SND_FM801_TEA575X_BOOL
1173 if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
1174 snd_tea575x_exit(&chip->tea);
1175 v4l2_device_unregister(&chip->v4l2_dev);
1176 }
1177#endif
1178}
1179
1180static int snd_fm801_create(struct snd_card *card,
1181 struct pci_dev *pci,
1182 int tea575x_tuner,
1183 int radio_nr)
1184{
1185 struct fm801 *chip = card->private_data;
1186 int err;
1187
1188 err = pcim_enable_device(pci);
1189 if (err < 0)
1190 return err;
1191 spin_lock_init(&chip->reg_lock);
1192 chip->card = card;
1193 chip->dev = &pci->dev;
1194 chip->irq = -1;
1195 chip->tea575x_tuner = tea575x_tuner;
1196 err = pci_request_regions(pci, "FM801");
1197 if (err < 0)
1198 return err;
1199 chip->port = pci_resource_start(pci, 0);
1200
1201 if (pci->revision >= 0xb1) /* FM801-AU */
1202 chip->multichannel = 1;
1203
1204 if (!(chip->tea575x_tuner & TUNER_ONLY)) {
1205 if (reset_codec(chip) < 0) {
1206 dev_info(chip->card->dev,
1207 "Primary AC'97 codec not found, assume SF64-PCR (tuner-only)\n");
1208 chip->tea575x_tuner = 3 | TUNER_ONLY;
1209 } else {
1210 snd_fm801_chip_multichannel_init(chip);
1211 }
1212 }
1213
1214 if ((chip->tea575x_tuner & TUNER_ONLY) == 0) {
1215 if (devm_request_irq(&pci->dev, pci->irq, snd_fm801_interrupt,
1216 IRQF_SHARED, KBUILD_MODNAME, chip)) {
1217 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
1218 return -EBUSY;
1219 }
1220 chip->irq = pci->irq;
1221 card->sync_irq = chip->irq;
1222 pci_set_master(pci);
1223 }
1224
1225 card->private_free = snd_fm801_free;
1226 snd_fm801_chip_init(chip);
1227
1228#ifdef CONFIG_SND_FM801_TEA575X_BOOL
1229 err = v4l2_device_register(&pci->dev, &chip->v4l2_dev);
1230 if (err < 0)
1231 return err;
1232 chip->tea.v4l2_dev = &chip->v4l2_dev;
1233 chip->tea.radio_nr = radio_nr;
1234 chip->tea.private_data = chip;
1235 chip->tea.ops = &snd_fm801_tea_ops;
1236 sprintf(chip->tea.bus_info, "PCI:%s", pci_name(pci));
1237 if ((chip->tea575x_tuner & TUNER_TYPE_MASK) > 0 &&
1238 (chip->tea575x_tuner & TUNER_TYPE_MASK) < 4) {
1239 if (snd_tea575x_init(&chip->tea, THIS_MODULE)) {
1240 dev_err(card->dev, "TEA575x radio not found\n");
1241 return -ENODEV;
1242 }
1243 } else if ((chip->tea575x_tuner & TUNER_TYPE_MASK) == 0) {
1244 unsigned int tuner_only = chip->tea575x_tuner & TUNER_ONLY;
1245
1246 /* autodetect tuner connection */
1247 for (tea575x_tuner = 1; tea575x_tuner <= 3; tea575x_tuner++) {
1248 chip->tea575x_tuner = tea575x_tuner;
1249 if (!snd_tea575x_init(&chip->tea, THIS_MODULE)) {
1250 dev_info(card->dev,
1251 "detected TEA575x radio type %s\n",
1252 get_tea575x_gpio(chip)->name);
1253 break;
1254 }
1255 }
1256 if (tea575x_tuner == 4) {
1257 dev_err(card->dev, "TEA575x radio not found\n");
1258 chip->tea575x_tuner = TUNER_DISABLED;
1259 }
1260
1261 chip->tea575x_tuner |= tuner_only;
1262 }
1263 if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
1264 strscpy(chip->tea.card, get_tea575x_gpio(chip)->name,
1265 sizeof(chip->tea.card));
1266 }
1267#endif
1268 return 0;
1269}
1270
1271static int __snd_card_fm801_probe(struct pci_dev *pci,
1272 const struct pci_device_id *pci_id)
1273{
1274 static int dev;
1275 struct snd_card *card;
1276 struct fm801 *chip;
1277 struct snd_opl3 *opl3;
1278 int err;
1279
1280 if (dev >= SNDRV_CARDS)
1281 return -ENODEV;
1282 if (!enable[dev]) {
1283 dev++;
1284 return -ENOENT;
1285 }
1286
1287 err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
1288 sizeof(*chip), &card);
1289 if (err < 0)
1290 return err;
1291 chip = card->private_data;
1292 err = snd_fm801_create(card, pci, tea575x_tuner[dev], radio_nr[dev]);
1293 if (err < 0)
1294 return err;
1295
1296 strcpy(card->driver, "FM801");
1297 strcpy(card->shortname, "ForteMedia FM801-");
1298 strcat(card->shortname, chip->multichannel ? "AU" : "AS");
1299 sprintf(card->longname, "%s at 0x%lx, irq %i",
1300 card->shortname, chip->port, chip->irq);
1301
1302 if (chip->tea575x_tuner & TUNER_ONLY)
1303 goto __fm801_tuner_only;
1304
1305 err = snd_fm801_pcm(chip, 0);
1306 if (err < 0)
1307 return err;
1308 err = snd_fm801_mixer(chip);
1309 if (err < 0)
1310 return err;
1311 err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801,
1312 chip->port + FM801_MPU401_DATA,
1313 MPU401_INFO_INTEGRATED |
1314 MPU401_INFO_IRQ_HOOK,
1315 -1, &chip->rmidi);
1316 if (err < 0)
1317 return err;
1318 err = snd_opl3_create(card, chip->port + FM801_OPL3_BANK0,
1319 chip->port + FM801_OPL3_BANK1,
1320 OPL3_HW_OPL3_FM801, 1, &opl3);
1321 if (err < 0)
1322 return err;
1323 err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
1324 if (err < 0)
1325 return err;
1326
1327 __fm801_tuner_only:
1328 err = snd_card_register(card);
1329 if (err < 0)
1330 return err;
1331 pci_set_drvdata(pci, card);
1332 dev++;
1333 return 0;
1334}
1335
1336static int snd_card_fm801_probe(struct pci_dev *pci,
1337 const struct pci_device_id *pci_id)
1338{
1339 return snd_card_free_on_error(&pci->dev, __snd_card_fm801_probe(pci, pci_id));
1340}
1341
1342#ifdef CONFIG_PM_SLEEP
1343static const unsigned char saved_regs[] = {
1344 FM801_PCM_VOL, FM801_I2S_VOL, FM801_FM_VOL, FM801_REC_SRC,
1345 FM801_PLY_CTRL, FM801_PLY_COUNT, FM801_PLY_BUF1, FM801_PLY_BUF2,
1346 FM801_CAP_CTRL, FM801_CAP_COUNT, FM801_CAP_BUF1, FM801_CAP_BUF2,
1347 FM801_CODEC_CTRL, FM801_I2S_MODE, FM801_VOLUME, FM801_GEN_CTRL,
1348};
1349
1350static int snd_fm801_suspend(struct device *dev)
1351{
1352 struct snd_card *card = dev_get_drvdata(dev);
1353 struct fm801 *chip = card->private_data;
1354 int i;
1355
1356 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1357
1358 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1359 chip->saved_regs[i] = fm801_ioread16(chip, saved_regs[i]);
1360
1361 if (chip->tea575x_tuner & TUNER_ONLY) {
1362 /* FIXME: tea575x suspend */
1363 } else {
1364 snd_ac97_suspend(chip->ac97);
1365 snd_ac97_suspend(chip->ac97_sec);
1366 }
1367
1368 return 0;
1369}
1370
1371static int snd_fm801_resume(struct device *dev)
1372{
1373 struct snd_card *card = dev_get_drvdata(dev);
1374 struct fm801 *chip = card->private_data;
1375 int i;
1376
1377 if (chip->tea575x_tuner & TUNER_ONLY) {
1378 snd_fm801_chip_init(chip);
1379 } else {
1380 reset_codec(chip);
1381 snd_fm801_chip_multichannel_init(chip);
1382 snd_fm801_chip_init(chip);
1383 snd_ac97_resume(chip->ac97);
1384 snd_ac97_resume(chip->ac97_sec);
1385 }
1386
1387 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1388 fm801_iowrite16(chip, saved_regs[i], chip->saved_regs[i]);
1389
1390#ifdef CONFIG_SND_FM801_TEA575X_BOOL
1391 if (!(chip->tea575x_tuner & TUNER_DISABLED))
1392 snd_tea575x_set_freq(&chip->tea);
1393#endif
1394
1395 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1396 return 0;
1397}
1398
1399static SIMPLE_DEV_PM_OPS(snd_fm801_pm, snd_fm801_suspend, snd_fm801_resume);
1400#define SND_FM801_PM_OPS &snd_fm801_pm
1401#else
1402#define SND_FM801_PM_OPS NULL
1403#endif /* CONFIG_PM_SLEEP */
1404
1405static struct pci_driver fm801_driver = {
1406 .name = KBUILD_MODNAME,
1407 .id_table = snd_fm801_ids,
1408 .probe = snd_card_fm801_probe,
1409 .driver = {
1410 .pm = SND_FM801_PM_OPS,
1411 },
1412};
1413
1414module_pci_driver(fm801_driver);