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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/*
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/moduleparam.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 <sound/tea575x-tuner.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 int 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];
61
62module_param_array(index, int, NULL, 0444);
63MODULE_PARM_DESC(index, "Index value for the FM801 soundcard.");
64module_param_array(id, charp, NULL, 0444);
65MODULE_PARM_DESC(id, "ID string for the FM801 soundcard.");
66module_param_array(enable, bool, NULL, 0444);
67MODULE_PARM_DESC(enable, "Enable FM801 soundcard.");
68module_param_array(tea575x_tuner, int, NULL, 0444);
69MODULE_PARM_DESC(tea575x_tuner, "TEA575x tuner access method (0 = auto, 1 = SF256-PCS, 2=SF256-PCP, 3=SF64-PCR, 8=disable, +16=tuner-only).");
70
71#define TUNER_DISABLED (1<<3)
72#define TUNER_ONLY (1<<4)
73#define TUNER_TYPE_MASK (~TUNER_ONLY & 0xFFFF)
74
75/*
76 * Direct registers
77 */
78
79#define FM801_REG(chip, reg) (chip->port + FM801_##reg)
80
81#define FM801_PCM_VOL 0x00 /* PCM Output Volume */
82#define FM801_FM_VOL 0x02 /* FM Output Volume */
83#define FM801_I2S_VOL 0x04 /* I2S Volume */
84#define FM801_REC_SRC 0x06 /* Record Source */
85#define FM801_PLY_CTRL 0x08 /* Playback Control */
86#define FM801_PLY_COUNT 0x0a /* Playback Count */
87#define FM801_PLY_BUF1 0x0c /* Playback Bufer I */
88#define FM801_PLY_BUF2 0x10 /* Playback Buffer II */
89#define FM801_CAP_CTRL 0x14 /* Capture Control */
90#define FM801_CAP_COUNT 0x16 /* Capture Count */
91#define FM801_CAP_BUF1 0x18 /* Capture Buffer I */
92#define FM801_CAP_BUF2 0x1c /* Capture Buffer II */
93#define FM801_CODEC_CTRL 0x22 /* Codec Control */
94#define FM801_I2S_MODE 0x24 /* I2S Mode Control */
95#define FM801_VOLUME 0x26 /* Volume Up/Down/Mute Status */
96#define FM801_I2C_CTRL 0x29 /* I2C Control */
97#define FM801_AC97_CMD 0x2a /* AC'97 Command */
98#define FM801_AC97_DATA 0x2c /* AC'97 Data */
99#define FM801_MPU401_DATA 0x30 /* MPU401 Data */
100#define FM801_MPU401_CMD 0x31 /* MPU401 Command */
101#define FM801_GPIO_CTRL 0x52 /* General Purpose I/O Control */
102#define FM801_GEN_CTRL 0x54 /* General Control */
103#define FM801_IRQ_MASK 0x56 /* Interrupt Mask */
104#define FM801_IRQ_STATUS 0x5a /* Interrupt Status */
105#define FM801_OPL3_BANK0 0x68 /* OPL3 Status Read / Bank 0 Write */
106#define FM801_OPL3_DATA0 0x69 /* OPL3 Data 0 Write */
107#define FM801_OPL3_BANK1 0x6a /* OPL3 Bank 1 Write */
108#define FM801_OPL3_DATA1 0x6b /* OPL3 Bank 1 Write */
109#define FM801_POWERDOWN 0x70 /* Blocks Power Down Control */
110
111/* codec access */
112#define FM801_AC97_READ (1<<7) /* read=1, write=0 */
113#define FM801_AC97_VALID (1<<8) /* port valid=1 */
114#define FM801_AC97_BUSY (1<<9) /* busy=1 */
115#define FM801_AC97_ADDR_SHIFT 10 /* codec id (2bit) */
116
117/* playback and record control register bits */
118#define FM801_BUF1_LAST (1<<1)
119#define FM801_BUF2_LAST (1<<2)
120#define FM801_START (1<<5)
121#define FM801_PAUSE (1<<6)
122#define FM801_IMMED_STOP (1<<7)
123#define FM801_RATE_SHIFT 8
124#define FM801_RATE_MASK (15 << FM801_RATE_SHIFT)
125#define FM801_CHANNELS_4 (1<<12) /* playback only */
126#define FM801_CHANNELS_6 (2<<12) /* playback only */
127#define FM801_CHANNELS_6MS (3<<12) /* playback only */
128#define FM801_CHANNELS_MASK (3<<12)
129#define FM801_16BIT (1<<14)
130#define FM801_STEREO (1<<15)
131
132/* IRQ status bits */
133#define FM801_IRQ_PLAYBACK (1<<8)
134#define FM801_IRQ_CAPTURE (1<<9)
135#define FM801_IRQ_VOLUME (1<<14)
136#define FM801_IRQ_MPU (1<<15)
137
138/* GPIO control register */
139#define FM801_GPIO_GP0 (1<<0) /* read/write */
140#define FM801_GPIO_GP1 (1<<1)
141#define FM801_GPIO_GP2 (1<<2)
142#define FM801_GPIO_GP3 (1<<3)
143#define FM801_GPIO_GP(x) (1<<(0+(x)))
144#define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/
145#define FM801_GPIO_GD1 (1<<9)
146#define FM801_GPIO_GD2 (1<<10)
147#define FM801_GPIO_GD3 (1<<11)
148#define FM801_GPIO_GD(x) (1<<(8+(x)))
149#define FM801_GPIO_GS0 (1<<12) /* function select: */
150#define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */
151#define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */
152#define FM801_GPIO_GS3 (1<<15)
153#define FM801_GPIO_GS(x) (1<<(12+(x)))
154
155/*
156
157 */
158
159struct fm801 {
160 int irq;
161
162 unsigned long port; /* I/O port number */
163 unsigned int multichannel: 1, /* multichannel support */
164 secondary: 1; /* secondary codec */
165 unsigned char secondary_addr; /* address of the secondary codec */
166 unsigned int tea575x_tuner; /* tuner access method & flags */
167
168 unsigned short ply_ctrl; /* playback control */
169 unsigned short cap_ctrl; /* capture control */
170
171 unsigned long ply_buffer;
172 unsigned int ply_buf;
173 unsigned int ply_count;
174 unsigned int ply_size;
175 unsigned int ply_pos;
176
177 unsigned long cap_buffer;
178 unsigned int cap_buf;
179 unsigned int cap_count;
180 unsigned int cap_size;
181 unsigned int cap_pos;
182
183 struct snd_ac97_bus *ac97_bus;
184 struct snd_ac97 *ac97;
185 struct snd_ac97 *ac97_sec;
186
187 struct pci_dev *pci;
188 struct snd_card *card;
189 struct snd_pcm *pcm;
190 struct snd_rawmidi *rmidi;
191 struct snd_pcm_substream *playback_substream;
192 struct snd_pcm_substream *capture_substream;
193 unsigned int p_dma_size;
194 unsigned int c_dma_size;
195
196 spinlock_t reg_lock;
197 struct snd_info_entry *proc_entry;
198
199#ifdef CONFIG_SND_FM801_TEA575X_BOOL
200 struct snd_tea575x tea;
201#endif
202
203#ifdef CONFIG_PM
204 u16 saved_regs[0x20];
205#endif
206};
207
208static DEFINE_PCI_DEVICE_TABLE(snd_fm801_ids) = {
209 { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */
210 { 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */
211 { 0, }
212};
213
214MODULE_DEVICE_TABLE(pci, snd_fm801_ids);
215
216/*
217 * common I/O routines
218 */
219
220static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg,
221 unsigned short mask, unsigned short value)
222{
223 int change;
224 unsigned long flags;
225 unsigned short old, new;
226
227 spin_lock_irqsave(&chip->reg_lock, flags);
228 old = inw(chip->port + reg);
229 new = (old & ~mask) | value;
230 change = old != new;
231 if (change)
232 outw(new, chip->port + reg);
233 spin_unlock_irqrestore(&chip->reg_lock, flags);
234 return change;
235}
236
237static void snd_fm801_codec_write(struct snd_ac97 *ac97,
238 unsigned short reg,
239 unsigned short val)
240{
241 struct fm801 *chip = ac97->private_data;
242 int idx;
243
244 /*
245 * Wait until the codec interface is not ready..
246 */
247 for (idx = 0; idx < 100; idx++) {
248 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
249 goto ok1;
250 udelay(10);
251 }
252 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n");
253 return;
254
255 ok1:
256 /* write data and address */
257 outw(val, FM801_REG(chip, AC97_DATA));
258 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
259 /*
260 * Wait until the write command is not completed..
261 */
262 for (idx = 0; idx < 1000; idx++) {
263 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
264 return;
265 udelay(10);
266 }
267 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num);
268}
269
270static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg)
271{
272 struct fm801 *chip = ac97->private_data;
273 int idx;
274
275 /*
276 * Wait until the codec interface is not ready..
277 */
278 for (idx = 0; idx < 100; idx++) {
279 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
280 goto ok1;
281 udelay(10);
282 }
283 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n");
284 return 0;
285
286 ok1:
287 /* read command */
288 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ,
289 FM801_REG(chip, AC97_CMD));
290 for (idx = 0; idx < 100; idx++) {
291 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
292 goto ok2;
293 udelay(10);
294 }
295 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num);
296 return 0;
297
298 ok2:
299 for (idx = 0; idx < 1000; idx++) {
300 if (inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_VALID)
301 goto ok3;
302 udelay(10);
303 }
304 snd_printk(KERN_ERR "AC'97 interface #%d is not valid (2)\n", ac97->num);
305 return 0;
306
307 ok3:
308 return inw(FM801_REG(chip, AC97_DATA));
309}
310
311static unsigned int rates[] = {
312 5500, 8000, 9600, 11025,
313 16000, 19200, 22050, 32000,
314 38400, 44100, 48000
315};
316
317static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
318 .count = ARRAY_SIZE(rates),
319 .list = rates,
320 .mask = 0,
321};
322
323static unsigned int channels[] = {
324 2, 4, 6
325};
326
327static struct snd_pcm_hw_constraint_list hw_constraints_channels = {
328 .count = ARRAY_SIZE(channels),
329 .list = channels,
330 .mask = 0,
331};
332
333/*
334 * Sample rate routines
335 */
336
337static unsigned short snd_fm801_rate_bits(unsigned int rate)
338{
339 unsigned int idx;
340
341 for (idx = 0; idx < ARRAY_SIZE(rates); idx++)
342 if (rates[idx] == rate)
343 return idx;
344 snd_BUG();
345 return ARRAY_SIZE(rates) - 1;
346}
347
348/*
349 * PCM part
350 */
351
352static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream,
353 int cmd)
354{
355 struct fm801 *chip = snd_pcm_substream_chip(substream);
356
357 spin_lock(&chip->reg_lock);
358 switch (cmd) {
359 case SNDRV_PCM_TRIGGER_START:
360 chip->ply_ctrl &= ~(FM801_BUF1_LAST |
361 FM801_BUF2_LAST |
362 FM801_PAUSE);
363 chip->ply_ctrl |= FM801_START |
364 FM801_IMMED_STOP;
365 break;
366 case SNDRV_PCM_TRIGGER_STOP:
367 chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE);
368 break;
369 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
370 case SNDRV_PCM_TRIGGER_SUSPEND:
371 chip->ply_ctrl |= FM801_PAUSE;
372 break;
373 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
374 case SNDRV_PCM_TRIGGER_RESUME:
375 chip->ply_ctrl &= ~FM801_PAUSE;
376 break;
377 default:
378 spin_unlock(&chip->reg_lock);
379 snd_BUG();
380 return -EINVAL;
381 }
382 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
383 spin_unlock(&chip->reg_lock);
384 return 0;
385}
386
387static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream,
388 int cmd)
389{
390 struct fm801 *chip = snd_pcm_substream_chip(substream);
391
392 spin_lock(&chip->reg_lock);
393 switch (cmd) {
394 case SNDRV_PCM_TRIGGER_START:
395 chip->cap_ctrl &= ~(FM801_BUF1_LAST |
396 FM801_BUF2_LAST |
397 FM801_PAUSE);
398 chip->cap_ctrl |= FM801_START |
399 FM801_IMMED_STOP;
400 break;
401 case SNDRV_PCM_TRIGGER_STOP:
402 chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE);
403 break;
404 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
405 case SNDRV_PCM_TRIGGER_SUSPEND:
406 chip->cap_ctrl |= FM801_PAUSE;
407 break;
408 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
409 case SNDRV_PCM_TRIGGER_RESUME:
410 chip->cap_ctrl &= ~FM801_PAUSE;
411 break;
412 default:
413 spin_unlock(&chip->reg_lock);
414 snd_BUG();
415 return -EINVAL;
416 }
417 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
418 spin_unlock(&chip->reg_lock);
419 return 0;
420}
421
422static int snd_fm801_hw_params(struct snd_pcm_substream *substream,
423 struct snd_pcm_hw_params *hw_params)
424{
425 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
426}
427
428static int snd_fm801_hw_free(struct snd_pcm_substream *substream)
429{
430 return snd_pcm_lib_free_pages(substream);
431}
432
433static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream)
434{
435 struct fm801 *chip = snd_pcm_substream_chip(substream);
436 struct snd_pcm_runtime *runtime = substream->runtime;
437
438 chip->ply_size = snd_pcm_lib_buffer_bytes(substream);
439 chip->ply_count = snd_pcm_lib_period_bytes(substream);
440 spin_lock_irq(&chip->reg_lock);
441 chip->ply_ctrl &= ~(FM801_START | FM801_16BIT |
442 FM801_STEREO | FM801_RATE_MASK |
443 FM801_CHANNELS_MASK);
444 if (snd_pcm_format_width(runtime->format) == 16)
445 chip->ply_ctrl |= FM801_16BIT;
446 if (runtime->channels > 1) {
447 chip->ply_ctrl |= FM801_STEREO;
448 if (runtime->channels == 4)
449 chip->ply_ctrl |= FM801_CHANNELS_4;
450 else if (runtime->channels == 6)
451 chip->ply_ctrl |= FM801_CHANNELS_6;
452 }
453 chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
454 chip->ply_buf = 0;
455 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
456 outw(chip->ply_count - 1, FM801_REG(chip, PLY_COUNT));
457 chip->ply_buffer = runtime->dma_addr;
458 chip->ply_pos = 0;
459 outl(chip->ply_buffer, FM801_REG(chip, PLY_BUF1));
460 outl(chip->ply_buffer + (chip->ply_count % chip->ply_size), FM801_REG(chip, PLY_BUF2));
461 spin_unlock_irq(&chip->reg_lock);
462 return 0;
463}
464
465static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream)
466{
467 struct fm801 *chip = snd_pcm_substream_chip(substream);
468 struct snd_pcm_runtime *runtime = substream->runtime;
469
470 chip->cap_size = snd_pcm_lib_buffer_bytes(substream);
471 chip->cap_count = snd_pcm_lib_period_bytes(substream);
472 spin_lock_irq(&chip->reg_lock);
473 chip->cap_ctrl &= ~(FM801_START | FM801_16BIT |
474 FM801_STEREO | FM801_RATE_MASK);
475 if (snd_pcm_format_width(runtime->format) == 16)
476 chip->cap_ctrl |= FM801_16BIT;
477 if (runtime->channels > 1)
478 chip->cap_ctrl |= FM801_STEREO;
479 chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
480 chip->cap_buf = 0;
481 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
482 outw(chip->cap_count - 1, FM801_REG(chip, CAP_COUNT));
483 chip->cap_buffer = runtime->dma_addr;
484 chip->cap_pos = 0;
485 outl(chip->cap_buffer, FM801_REG(chip, CAP_BUF1));
486 outl(chip->cap_buffer + (chip->cap_count % chip->cap_size), FM801_REG(chip, CAP_BUF2));
487 spin_unlock_irq(&chip->reg_lock);
488 return 0;
489}
490
491static snd_pcm_uframes_t snd_fm801_playback_pointer(struct snd_pcm_substream *substream)
492{
493 struct fm801 *chip = snd_pcm_substream_chip(substream);
494 size_t ptr;
495
496 if (!(chip->ply_ctrl & FM801_START))
497 return 0;
498 spin_lock(&chip->reg_lock);
499 ptr = chip->ply_pos + (chip->ply_count - 1) - inw(FM801_REG(chip, PLY_COUNT));
500 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_PLAYBACK) {
501 ptr += chip->ply_count;
502 ptr %= chip->ply_size;
503 }
504 spin_unlock(&chip->reg_lock);
505 return bytes_to_frames(substream->runtime, ptr);
506}
507
508static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *substream)
509{
510 struct fm801 *chip = snd_pcm_substream_chip(substream);
511 size_t ptr;
512
513 if (!(chip->cap_ctrl & FM801_START))
514 return 0;
515 spin_lock(&chip->reg_lock);
516 ptr = chip->cap_pos + (chip->cap_count - 1) - inw(FM801_REG(chip, CAP_COUNT));
517 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_CAPTURE) {
518 ptr += chip->cap_count;
519 ptr %= chip->cap_size;
520 }
521 spin_unlock(&chip->reg_lock);
522 return bytes_to_frames(substream->runtime, ptr);
523}
524
525static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id)
526{
527 struct fm801 *chip = dev_id;
528 unsigned short status;
529 unsigned int tmp;
530
531 status = inw(FM801_REG(chip, IRQ_STATUS));
532 status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME;
533 if (! status)
534 return IRQ_NONE;
535 /* ack first */
536 outw(status, FM801_REG(chip, IRQ_STATUS));
537 if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) {
538 spin_lock(&chip->reg_lock);
539 chip->ply_buf++;
540 chip->ply_pos += chip->ply_count;
541 chip->ply_pos %= chip->ply_size;
542 tmp = chip->ply_pos + chip->ply_count;
543 tmp %= chip->ply_size;
544 outl(chip->ply_buffer + tmp,
545 (chip->ply_buf & 1) ?
546 FM801_REG(chip, PLY_BUF1) :
547 FM801_REG(chip, PLY_BUF2));
548 spin_unlock(&chip->reg_lock);
549 snd_pcm_period_elapsed(chip->playback_substream);
550 }
551 if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) {
552 spin_lock(&chip->reg_lock);
553 chip->cap_buf++;
554 chip->cap_pos += chip->cap_count;
555 chip->cap_pos %= chip->cap_size;
556 tmp = chip->cap_pos + chip->cap_count;
557 tmp %= chip->cap_size;
558 outl(chip->cap_buffer + tmp,
559 (chip->cap_buf & 1) ?
560 FM801_REG(chip, CAP_BUF1) :
561 FM801_REG(chip, CAP_BUF2));
562 spin_unlock(&chip->reg_lock);
563 snd_pcm_period_elapsed(chip->capture_substream);
564 }
565 if (chip->rmidi && (status & FM801_IRQ_MPU))
566 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
567 if (status & FM801_IRQ_VOLUME)
568 ;/* TODO */
569
570 return IRQ_HANDLED;
571}
572
573static struct snd_pcm_hardware snd_fm801_playback =
574{
575 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
576 SNDRV_PCM_INFO_BLOCK_TRANSFER |
577 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
578 SNDRV_PCM_INFO_MMAP_VALID),
579 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
580 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
581 .rate_min = 5500,
582 .rate_max = 48000,
583 .channels_min = 1,
584 .channels_max = 2,
585 .buffer_bytes_max = (128*1024),
586 .period_bytes_min = 64,
587 .period_bytes_max = (128*1024),
588 .periods_min = 1,
589 .periods_max = 1024,
590 .fifo_size = 0,
591};
592
593static struct snd_pcm_hardware snd_fm801_capture =
594{
595 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
596 SNDRV_PCM_INFO_BLOCK_TRANSFER |
597 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
598 SNDRV_PCM_INFO_MMAP_VALID),
599 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
600 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
601 .rate_min = 5500,
602 .rate_max = 48000,
603 .channels_min = 1,
604 .channels_max = 2,
605 .buffer_bytes_max = (128*1024),
606 .period_bytes_min = 64,
607 .period_bytes_max = (128*1024),
608 .periods_min = 1,
609 .periods_max = 1024,
610 .fifo_size = 0,
611};
612
613static int snd_fm801_playback_open(struct snd_pcm_substream *substream)
614{
615 struct fm801 *chip = snd_pcm_substream_chip(substream);
616 struct snd_pcm_runtime *runtime = substream->runtime;
617 int err;
618
619 chip->playback_substream = substream;
620 runtime->hw = snd_fm801_playback;
621 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
622 &hw_constraints_rates);
623 if (chip->multichannel) {
624 runtime->hw.channels_max = 6;
625 snd_pcm_hw_constraint_list(runtime, 0,
626 SNDRV_PCM_HW_PARAM_CHANNELS,
627 &hw_constraints_channels);
628 }
629 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
630 return err;
631 return 0;
632}
633
634static int snd_fm801_capture_open(struct snd_pcm_substream *substream)
635{
636 struct fm801 *chip = snd_pcm_substream_chip(substream);
637 struct snd_pcm_runtime *runtime = substream->runtime;
638 int err;
639
640 chip->capture_substream = substream;
641 runtime->hw = snd_fm801_capture;
642 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
643 &hw_constraints_rates);
644 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
645 return err;
646 return 0;
647}
648
649static int snd_fm801_playback_close(struct snd_pcm_substream *substream)
650{
651 struct fm801 *chip = snd_pcm_substream_chip(substream);
652
653 chip->playback_substream = NULL;
654 return 0;
655}
656
657static int snd_fm801_capture_close(struct snd_pcm_substream *substream)
658{
659 struct fm801 *chip = snd_pcm_substream_chip(substream);
660
661 chip->capture_substream = NULL;
662 return 0;
663}
664
665static struct snd_pcm_ops snd_fm801_playback_ops = {
666 .open = snd_fm801_playback_open,
667 .close = snd_fm801_playback_close,
668 .ioctl = snd_pcm_lib_ioctl,
669 .hw_params = snd_fm801_hw_params,
670 .hw_free = snd_fm801_hw_free,
671 .prepare = snd_fm801_playback_prepare,
672 .trigger = snd_fm801_playback_trigger,
673 .pointer = snd_fm801_playback_pointer,
674};
675
676static struct snd_pcm_ops snd_fm801_capture_ops = {
677 .open = snd_fm801_capture_open,
678 .close = snd_fm801_capture_close,
679 .ioctl = snd_pcm_lib_ioctl,
680 .hw_params = snd_fm801_hw_params,
681 .hw_free = snd_fm801_hw_free,
682 .prepare = snd_fm801_capture_prepare,
683 .trigger = snd_fm801_capture_trigger,
684 .pointer = snd_fm801_capture_pointer,
685};
686
687static int __devinit snd_fm801_pcm(struct fm801 *chip, int device, struct snd_pcm ** rpcm)
688{
689 struct snd_pcm *pcm;
690 int err;
691
692 if (rpcm)
693 *rpcm = NULL;
694 if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0)
695 return err;
696
697 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops);
698 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops);
699
700 pcm->private_data = chip;
701 pcm->info_flags = 0;
702 strcpy(pcm->name, "FM801");
703 chip->pcm = pcm;
704
705 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
706 snd_dma_pci_data(chip->pci),
707 chip->multichannel ? 128*1024 : 64*1024, 128*1024);
708
709 if (rpcm)
710 *rpcm = pcm;
711 return 0;
712}
713
714/*
715 * TEA5757 radio
716 */
717
718#ifdef CONFIG_SND_FM801_TEA575X_BOOL
719
720/* GPIO to TEA575x maps */
721struct snd_fm801_tea575x_gpio {
722 u8 data, clk, wren, most;
723 char *name;
724};
725
726static struct snd_fm801_tea575x_gpio snd_fm801_tea575x_gpios[] = {
727 { .data = 1, .clk = 3, .wren = 2, .most = 0, .name = "SF256-PCS" },
728 { .data = 1, .clk = 0, .wren = 2, .most = 3, .name = "SF256-PCP" },
729 { .data = 2, .clk = 0, .wren = 1, .most = 3, .name = "SF64-PCR" },
730};
731
732static void snd_fm801_tea575x_set_pins(struct snd_tea575x *tea, u8 pins)
733{
734 struct fm801 *chip = tea->private_data;
735 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
736 struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1];
737
738 reg &= ~(FM801_GPIO_GP(gpio.data) |
739 FM801_GPIO_GP(gpio.clk) |
740 FM801_GPIO_GP(gpio.wren));
741
742 reg |= (pins & TEA575X_DATA) ? FM801_GPIO_GP(gpio.data) : 0;
743 reg |= (pins & TEA575X_CLK) ? FM801_GPIO_GP(gpio.clk) : 0;
744 /* WRITE_ENABLE is inverted */
745 reg |= (pins & TEA575X_WREN) ? 0 : FM801_GPIO_GP(gpio.wren);
746
747 outw(reg, FM801_REG(chip, GPIO_CTRL));
748}
749
750static u8 snd_fm801_tea575x_get_pins(struct snd_tea575x *tea)
751{
752 struct fm801 *chip = tea->private_data;
753 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
754 struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1];
755
756 return (reg & FM801_GPIO_GP(gpio.data)) ? TEA575X_DATA : 0 |
757 (reg & FM801_GPIO_GP(gpio.most)) ? TEA575X_MOST : 0;
758}
759
760static void snd_fm801_tea575x_set_direction(struct snd_tea575x *tea, bool output)
761{
762 struct fm801 *chip = tea->private_data;
763 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
764 struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1];
765
766 /* use GPIO lines and set write enable bit */
767 reg |= FM801_GPIO_GS(gpio.data) |
768 FM801_GPIO_GS(gpio.wren) |
769 FM801_GPIO_GS(gpio.clk) |
770 FM801_GPIO_GS(gpio.most);
771 if (output) {
772 /* all of lines are in the write direction */
773 /* clear data and clock lines */
774 reg &= ~(FM801_GPIO_GD(gpio.data) |
775 FM801_GPIO_GD(gpio.wren) |
776 FM801_GPIO_GD(gpio.clk) |
777 FM801_GPIO_GP(gpio.data) |
778 FM801_GPIO_GP(gpio.clk) |
779 FM801_GPIO_GP(gpio.wren));
780 } else {
781 /* use GPIO lines, set data direction to input */
782 reg |= FM801_GPIO_GD(gpio.data) |
783 FM801_GPIO_GD(gpio.most) |
784 FM801_GPIO_GP(gpio.data) |
785 FM801_GPIO_GP(gpio.most) |
786 FM801_GPIO_GP(gpio.wren);
787 /* all of lines are in the write direction, except data */
788 /* clear data, write enable and clock lines */
789 reg &= ~(FM801_GPIO_GD(gpio.wren) |
790 FM801_GPIO_GD(gpio.clk) |
791 FM801_GPIO_GP(gpio.clk));
792 }
793
794 outw(reg, FM801_REG(chip, GPIO_CTRL));
795}
796
797static struct snd_tea575x_ops snd_fm801_tea_ops = {
798 .set_pins = snd_fm801_tea575x_set_pins,
799 .get_pins = snd_fm801_tea575x_get_pins,
800 .set_direction = snd_fm801_tea575x_set_direction,
801};
802#endif
803
804/*
805 * Mixer routines
806 */
807
808#define FM801_SINGLE(xname, reg, shift, mask, invert) \
809{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \
810 .get = snd_fm801_get_single, .put = snd_fm801_put_single, \
811 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
812
813static int snd_fm801_info_single(struct snd_kcontrol *kcontrol,
814 struct snd_ctl_elem_info *uinfo)
815{
816 int mask = (kcontrol->private_value >> 16) & 0xff;
817
818 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
819 uinfo->count = 1;
820 uinfo->value.integer.min = 0;
821 uinfo->value.integer.max = mask;
822 return 0;
823}
824
825static int snd_fm801_get_single(struct snd_kcontrol *kcontrol,
826 struct snd_ctl_elem_value *ucontrol)
827{
828 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
829 int reg = kcontrol->private_value & 0xff;
830 int shift = (kcontrol->private_value >> 8) & 0xff;
831 int mask = (kcontrol->private_value >> 16) & 0xff;
832 int invert = (kcontrol->private_value >> 24) & 0xff;
833
834 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift) & mask;
835 if (invert)
836 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
837 return 0;
838}
839
840static int snd_fm801_put_single(struct snd_kcontrol *kcontrol,
841 struct snd_ctl_elem_value *ucontrol)
842{
843 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
844 int reg = kcontrol->private_value & 0xff;
845 int shift = (kcontrol->private_value >> 8) & 0xff;
846 int mask = (kcontrol->private_value >> 16) & 0xff;
847 int invert = (kcontrol->private_value >> 24) & 0xff;
848 unsigned short val;
849
850 val = (ucontrol->value.integer.value[0] & mask);
851 if (invert)
852 val = mask - val;
853 return snd_fm801_update_bits(chip, reg, mask << shift, val << shift);
854}
855
856#define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
857{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \
858 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
859 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) }
860#define FM801_DOUBLE_TLV(xname, reg, shift_left, shift_right, mask, invert, xtlv) \
861{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
862 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
863 .name = xname, .info = snd_fm801_info_double, \
864 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
865 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24), \
866 .tlv = { .p = (xtlv) } }
867
868static int snd_fm801_info_double(struct snd_kcontrol *kcontrol,
869 struct snd_ctl_elem_info *uinfo)
870{
871 int mask = (kcontrol->private_value >> 16) & 0xff;
872
873 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
874 uinfo->count = 2;
875 uinfo->value.integer.min = 0;
876 uinfo->value.integer.max = mask;
877 return 0;
878}
879
880static int snd_fm801_get_double(struct snd_kcontrol *kcontrol,
881 struct snd_ctl_elem_value *ucontrol)
882{
883 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
884 int reg = kcontrol->private_value & 0xff;
885 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
886 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
887 int mask = (kcontrol->private_value >> 16) & 0xff;
888 int invert = (kcontrol->private_value >> 24) & 0xff;
889
890 spin_lock_irq(&chip->reg_lock);
891 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift_left) & mask;
892 ucontrol->value.integer.value[1] = (inw(chip->port + reg) >> shift_right) & mask;
893 spin_unlock_irq(&chip->reg_lock);
894 if (invert) {
895 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
896 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
897 }
898 return 0;
899}
900
901static int snd_fm801_put_double(struct snd_kcontrol *kcontrol,
902 struct snd_ctl_elem_value *ucontrol)
903{
904 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
905 int reg = kcontrol->private_value & 0xff;
906 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
907 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
908 int mask = (kcontrol->private_value >> 16) & 0xff;
909 int invert = (kcontrol->private_value >> 24) & 0xff;
910 unsigned short val1, val2;
911
912 val1 = ucontrol->value.integer.value[0] & mask;
913 val2 = ucontrol->value.integer.value[1] & mask;
914 if (invert) {
915 val1 = mask - val1;
916 val2 = mask - val2;
917 }
918 return snd_fm801_update_bits(chip, reg,
919 (mask << shift_left) | (mask << shift_right),
920 (val1 << shift_left ) | (val2 << shift_right));
921}
922
923static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol,
924 struct snd_ctl_elem_info *uinfo)
925{
926 static char *texts[5] = {
927 "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary"
928 };
929
930 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
931 uinfo->count = 1;
932 uinfo->value.enumerated.items = 5;
933 if (uinfo->value.enumerated.item > 4)
934 uinfo->value.enumerated.item = 4;
935 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
936 return 0;
937}
938
939static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol,
940 struct snd_ctl_elem_value *ucontrol)
941{
942 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
943 unsigned short val;
944
945 val = inw(FM801_REG(chip, REC_SRC)) & 7;
946 if (val > 4)
947 val = 4;
948 ucontrol->value.enumerated.item[0] = val;
949 return 0;
950}
951
952static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol,
953 struct snd_ctl_elem_value *ucontrol)
954{
955 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
956 unsigned short val;
957
958 if ((val = ucontrol->value.enumerated.item[0]) > 4)
959 return -EINVAL;
960 return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val);
961}
962
963static const DECLARE_TLV_DB_SCALE(db_scale_dsp, -3450, 150, 0);
964
965#define FM801_CONTROLS ARRAY_SIZE(snd_fm801_controls)
966
967static struct snd_kcontrol_new snd_fm801_controls[] __devinitdata = {
968FM801_DOUBLE_TLV("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1,
969 db_scale_dsp),
970FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1),
971FM801_DOUBLE_TLV("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1,
972 db_scale_dsp),
973FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1),
974FM801_DOUBLE_TLV("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1,
975 db_scale_dsp),
976FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1),
977{
978 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
979 .name = "Digital Capture Source",
980 .info = snd_fm801_info_mux,
981 .get = snd_fm801_get_mux,
982 .put = snd_fm801_put_mux,
983}
984};
985
986#define FM801_CONTROLS_MULTI ARRAY_SIZE(snd_fm801_controls_multi)
987
988static struct snd_kcontrol_new snd_fm801_controls_multi[] __devinitdata = {
989FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0),
990FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0),
991FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), FM801_I2S_MODE, 8, 1, 0),
992FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",PLAYBACK,SWITCH), FM801_I2S_MODE, 9, 1, 0),
993FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",CAPTURE,SWITCH), FM801_I2S_MODE, 10, 1, 0),
994FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), FM801_GEN_CTRL, 2, 1, 0),
995};
996
997static void snd_fm801_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
998{
999 struct fm801 *chip = bus->private_data;
1000 chip->ac97_bus = NULL;
1001}
1002
1003static void snd_fm801_mixer_free_ac97(struct snd_ac97 *ac97)
1004{
1005 struct fm801 *chip = ac97->private_data;
1006 if (ac97->num == 0) {
1007 chip->ac97 = NULL;
1008 } else {
1009 chip->ac97_sec = NULL;
1010 }
1011}
1012
1013static int __devinit snd_fm801_mixer(struct fm801 *chip)
1014{
1015 struct snd_ac97_template ac97;
1016 unsigned int i;
1017 int err;
1018 static struct snd_ac97_bus_ops ops = {
1019 .write = snd_fm801_codec_write,
1020 .read = snd_fm801_codec_read,
1021 };
1022
1023 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1024 return err;
1025 chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus;
1026
1027 memset(&ac97, 0, sizeof(ac97));
1028 ac97.private_data = chip;
1029 ac97.private_free = snd_fm801_mixer_free_ac97;
1030 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1031 return err;
1032 if (chip->secondary) {
1033 ac97.num = 1;
1034 ac97.addr = chip->secondary_addr;
1035 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0)
1036 return err;
1037 }
1038 for (i = 0; i < FM801_CONTROLS; i++)
1039 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], chip));
1040 if (chip->multichannel) {
1041 for (i = 0; i < FM801_CONTROLS_MULTI; i++)
1042 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
1043 }
1044 return 0;
1045}
1046
1047/*
1048 * initialization routines
1049 */
1050
1051static int wait_for_codec(struct fm801 *chip, unsigned int codec_id,
1052 unsigned short reg, unsigned long waits)
1053{
1054 unsigned long timeout = jiffies + waits;
1055
1056 outw(FM801_AC97_READ | (codec_id << FM801_AC97_ADDR_SHIFT) | reg,
1057 FM801_REG(chip, AC97_CMD));
1058 udelay(5);
1059 do {
1060 if ((inw(FM801_REG(chip, AC97_CMD)) & (FM801_AC97_VALID|FM801_AC97_BUSY))
1061 == FM801_AC97_VALID)
1062 return 0;
1063 schedule_timeout_uninterruptible(1);
1064 } while (time_after(timeout, jiffies));
1065 return -EIO;
1066}
1067
1068static int snd_fm801_chip_init(struct fm801 *chip, int resume)
1069{
1070 unsigned short cmdw;
1071
1072 if (chip->tea575x_tuner & TUNER_ONLY)
1073 goto __ac97_ok;
1074
1075 /* codec cold reset + AC'97 warm reset */
1076 outw((1<<5) | (1<<6), FM801_REG(chip, CODEC_CTRL));
1077 inw(FM801_REG(chip, CODEC_CTRL)); /* flush posting data */
1078 udelay(100);
1079 outw(0, FM801_REG(chip, CODEC_CTRL));
1080
1081 if (wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750)) < 0)
1082 if (!resume) {
1083 snd_printk(KERN_INFO "Primary AC'97 codec not found, "
1084 "assume SF64-PCR (tuner-only)\n");
1085 chip->tea575x_tuner = 3 | TUNER_ONLY;
1086 goto __ac97_ok;
1087 }
1088
1089 if (chip->multichannel) {
1090 if (chip->secondary_addr) {
1091 wait_for_codec(chip, chip->secondary_addr,
1092 AC97_VENDOR_ID1, msecs_to_jiffies(50));
1093 } else {
1094 /* my card has the secondary codec */
1095 /* at address #3, so the loop is inverted */
1096 int i;
1097 for (i = 3; i > 0; i--) {
1098 if (!wait_for_codec(chip, i, AC97_VENDOR_ID1,
1099 msecs_to_jiffies(50))) {
1100 cmdw = inw(FM801_REG(chip, AC97_DATA));
1101 if (cmdw != 0xffff && cmdw != 0) {
1102 chip->secondary = 1;
1103 chip->secondary_addr = i;
1104 break;
1105 }
1106 }
1107 }
1108 }
1109
1110 /* the recovery phase, it seems that probing for non-existing codec might */
1111 /* cause timeout problems */
1112 wait_for_codec(chip, 0, AC97_VENDOR_ID1, msecs_to_jiffies(750));
1113 }
1114
1115 __ac97_ok:
1116
1117 /* init volume */
1118 outw(0x0808, FM801_REG(chip, PCM_VOL));
1119 outw(0x9f1f, FM801_REG(chip, FM_VOL));
1120 outw(0x8808, FM801_REG(chip, I2S_VOL));
1121
1122 /* I2S control - I2S mode */
1123 outw(0x0003, FM801_REG(chip, I2S_MODE));
1124
1125 /* interrupt setup */
1126 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1127 if (chip->irq < 0)
1128 cmdw |= 0x00c3; /* mask everything, no PCM nor MPU */
1129 else
1130 cmdw &= ~0x0083; /* unmask MPU, PLAYBACK & CAPTURE */
1131 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1132
1133 /* interrupt clear */
1134 outw(FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU, FM801_REG(chip, IRQ_STATUS));
1135
1136 return 0;
1137}
1138
1139
1140static int snd_fm801_free(struct fm801 *chip)
1141{
1142 unsigned short cmdw;
1143
1144 if (chip->irq < 0)
1145 goto __end_hw;
1146
1147 /* interrupt setup - mask everything */
1148 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1149 cmdw |= 0x00c3;
1150 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1151
1152 __end_hw:
1153#ifdef CONFIG_SND_FM801_TEA575X_BOOL
1154 if (!(chip->tea575x_tuner & TUNER_DISABLED))
1155 snd_tea575x_exit(&chip->tea);
1156#endif
1157 if (chip->irq >= 0)
1158 free_irq(chip->irq, chip);
1159 pci_release_regions(chip->pci);
1160 pci_disable_device(chip->pci);
1161
1162 kfree(chip);
1163 return 0;
1164}
1165
1166static int snd_fm801_dev_free(struct snd_device *device)
1167{
1168 struct fm801 *chip = device->device_data;
1169 return snd_fm801_free(chip);
1170}
1171
1172static int __devinit snd_fm801_create(struct snd_card *card,
1173 struct pci_dev * pci,
1174 int tea575x_tuner,
1175 struct fm801 ** rchip)
1176{
1177 struct fm801 *chip;
1178 int err;
1179 static struct snd_device_ops ops = {
1180 .dev_free = snd_fm801_dev_free,
1181 };
1182
1183 *rchip = NULL;
1184 if ((err = pci_enable_device(pci)) < 0)
1185 return err;
1186 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
1187 if (chip == NULL) {
1188 pci_disable_device(pci);
1189 return -ENOMEM;
1190 }
1191 spin_lock_init(&chip->reg_lock);
1192 chip->card = card;
1193 chip->pci = pci;
1194 chip->irq = -1;
1195 chip->tea575x_tuner = tea575x_tuner;
1196 if ((err = pci_request_regions(pci, "FM801")) < 0) {
1197 kfree(chip);
1198 pci_disable_device(pci);
1199 return err;
1200 }
1201 chip->port = pci_resource_start(pci, 0);
1202 if ((tea575x_tuner & TUNER_ONLY) == 0) {
1203 if (request_irq(pci->irq, snd_fm801_interrupt, IRQF_SHARED,
1204 KBUILD_MODNAME, chip)) {
1205 snd_printk(KERN_ERR "unable to grab IRQ %d\n", chip->irq);
1206 snd_fm801_free(chip);
1207 return -EBUSY;
1208 }
1209 chip->irq = pci->irq;
1210 pci_set_master(pci);
1211 }
1212
1213 if (pci->revision >= 0xb1) /* FM801-AU */
1214 chip->multichannel = 1;
1215
1216 snd_fm801_chip_init(chip, 0);
1217 /* init might set tuner access method */
1218 tea575x_tuner = chip->tea575x_tuner;
1219
1220 if (chip->irq >= 0 && (tea575x_tuner & TUNER_ONLY)) {
1221 pci_clear_master(pci);
1222 free_irq(chip->irq, chip);
1223 chip->irq = -1;
1224 }
1225
1226 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1227 snd_fm801_free(chip);
1228 return err;
1229 }
1230
1231 snd_card_set_dev(card, &pci->dev);
1232
1233#ifdef CONFIG_SND_FM801_TEA575X_BOOL
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 ((tea575x_tuner & TUNER_TYPE_MASK) > 0 &&
1238 (tea575x_tuner & TUNER_TYPE_MASK) < 4) {
1239 if (snd_tea575x_init(&chip->tea)) {
1240 snd_printk(KERN_ERR "TEA575x radio not found\n");
1241 return -ENODEV;
1242 }
1243 } else if ((tea575x_tuner & TUNER_TYPE_MASK) == 0) {
1244 /* autodetect tuner connection */
1245 for (tea575x_tuner = 1; tea575x_tuner <= 3; tea575x_tuner++) {
1246 chip->tea575x_tuner = tea575x_tuner;
1247 if (!snd_tea575x_init(&chip->tea)) {
1248 snd_printk(KERN_INFO "detected TEA575x radio type %s\n",
1249 snd_fm801_tea575x_gpios[tea575x_tuner - 1].name);
1250 break;
1251 }
1252 }
1253 if (tea575x_tuner == 4) {
1254 snd_printk(KERN_ERR "TEA575x radio not found\n");
1255 chip->tea575x_tuner = TUNER_DISABLED;
1256 }
1257 }
1258 if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
1259 strlcpy(chip->tea.card,
1260 snd_fm801_tea575x_gpios[(tea575x_tuner &
1261 TUNER_TYPE_MASK) - 1].name,
1262 sizeof(chip->tea.card));
1263 }
1264#endif
1265
1266 *rchip = chip;
1267 return 0;
1268}
1269
1270static int __devinit snd_card_fm801_probe(struct pci_dev *pci,
1271 const struct pci_device_id *pci_id)
1272{
1273 static int dev;
1274 struct snd_card *card;
1275 struct fm801 *chip;
1276 struct snd_opl3 *opl3;
1277 int err;
1278
1279 if (dev >= SNDRV_CARDS)
1280 return -ENODEV;
1281 if (!enable[dev]) {
1282 dev++;
1283 return -ENOENT;
1284 }
1285
1286 err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
1287 if (err < 0)
1288 return err;
1289 if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], &chip)) < 0) {
1290 snd_card_free(card);
1291 return err;
1292 }
1293 card->private_data = chip;
1294
1295 strcpy(card->driver, "FM801");
1296 strcpy(card->shortname, "ForteMedia FM801-");
1297 strcat(card->shortname, chip->multichannel ? "AU" : "AS");
1298 sprintf(card->longname, "%s at 0x%lx, irq %i",
1299 card->shortname, chip->port, chip->irq);
1300
1301 if (chip->tea575x_tuner & TUNER_ONLY)
1302 goto __fm801_tuner_only;
1303
1304 if ((err = snd_fm801_pcm(chip, 0, NULL)) < 0) {
1305 snd_card_free(card);
1306 return err;
1307 }
1308 if ((err = snd_fm801_mixer(chip)) < 0) {
1309 snd_card_free(card);
1310 return err;
1311 }
1312 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801,
1313 FM801_REG(chip, MPU401_DATA),
1314 MPU401_INFO_INTEGRATED,
1315 chip->irq, 0, &chip->rmidi)) < 0) {
1316 snd_card_free(card);
1317 return err;
1318 }
1319 if ((err = snd_opl3_create(card, FM801_REG(chip, OPL3_BANK0),
1320 FM801_REG(chip, OPL3_BANK1),
1321 OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) {
1322 snd_card_free(card);
1323 return err;
1324 }
1325 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
1326 snd_card_free(card);
1327 return err;
1328 }
1329
1330 __fm801_tuner_only:
1331 if ((err = snd_card_register(card)) < 0) {
1332 snd_card_free(card);
1333 return err;
1334 }
1335 pci_set_drvdata(pci, card);
1336 dev++;
1337 return 0;
1338}
1339
1340static void __devexit snd_card_fm801_remove(struct pci_dev *pci)
1341{
1342 snd_card_free(pci_get_drvdata(pci));
1343 pci_set_drvdata(pci, NULL);
1344}
1345
1346#ifdef CONFIG_PM
1347static unsigned char saved_regs[] = {
1348 FM801_PCM_VOL, FM801_I2S_VOL, FM801_FM_VOL, FM801_REC_SRC,
1349 FM801_PLY_CTRL, FM801_PLY_COUNT, FM801_PLY_BUF1, FM801_PLY_BUF2,
1350 FM801_CAP_CTRL, FM801_CAP_COUNT, FM801_CAP_BUF1, FM801_CAP_BUF2,
1351 FM801_CODEC_CTRL, FM801_I2S_MODE, FM801_VOLUME, FM801_GEN_CTRL,
1352};
1353
1354static int snd_fm801_suspend(struct pci_dev *pci, pm_message_t state)
1355{
1356 struct snd_card *card = pci_get_drvdata(pci);
1357 struct fm801 *chip = card->private_data;
1358 int i;
1359
1360 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1361 snd_pcm_suspend_all(chip->pcm);
1362 snd_ac97_suspend(chip->ac97);
1363 snd_ac97_suspend(chip->ac97_sec);
1364 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1365 chip->saved_regs[i] = inw(chip->port + saved_regs[i]);
1366 /* FIXME: tea575x suspend */
1367
1368 pci_disable_device(pci);
1369 pci_save_state(pci);
1370 pci_set_power_state(pci, pci_choose_state(pci, state));
1371 return 0;
1372}
1373
1374static int snd_fm801_resume(struct pci_dev *pci)
1375{
1376 struct snd_card *card = pci_get_drvdata(pci);
1377 struct fm801 *chip = card->private_data;
1378 int i;
1379
1380 pci_set_power_state(pci, PCI_D0);
1381 pci_restore_state(pci);
1382 if (pci_enable_device(pci) < 0) {
1383 printk(KERN_ERR "fm801: pci_enable_device failed, "
1384 "disabling device\n");
1385 snd_card_disconnect(card);
1386 return -EIO;
1387 }
1388 pci_set_master(pci);
1389
1390 snd_fm801_chip_init(chip, 1);
1391 snd_ac97_resume(chip->ac97);
1392 snd_ac97_resume(chip->ac97_sec);
1393 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1394 outw(chip->saved_regs[i], chip->port + saved_regs[i]);
1395
1396 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1397 return 0;
1398}
1399#endif
1400
1401static struct pci_driver driver = {
1402 .name = KBUILD_MODNAME,
1403 .id_table = snd_fm801_ids,
1404 .probe = snd_card_fm801_probe,
1405 .remove = __devexit_p(snd_card_fm801_remove),
1406#ifdef CONFIG_PM
1407 .suspend = snd_fm801_suspend,
1408 .resume = snd_fm801_resume,
1409#endif
1410};
1411
1412static int __init alsa_card_fm801_init(void)
1413{
1414 return pci_register_driver(&driver);
1415}
1416
1417static void __exit alsa_card_fm801_exit(void)
1418{
1419 pci_unregister_driver(&driver);
1420}
1421
1422module_init(alsa_card_fm801_init)
1423module_exit(alsa_card_fm801_exit)