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Linux-2.6.12-rc2
[mirror_ubuntu-kernels.git] / sound / pci / fm801.c
1 /*
2 * The driver for the ForteMedia FM801 based soundcards
3 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
4 *
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
22 #include <sound/driver.h>
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/ac97_codec.h>
32 #include <sound/mpu401.h>
33 #include <sound/opl3.h>
34 #include <sound/initval.h>
35
36 #include <asm/io.h>
37
38 #if (defined(CONFIG_SND_FM801_TEA575X) || defined(CONFIG_SND_FM801_TEA575X_MODULE)) && (defined(CONFIG_VIDEO_DEV) || defined(CONFIG_VIDEO_DEV_MODULE))
39 #include <sound/tea575x-tuner.h>
40 #define TEA575X_RADIO 1
41 #endif
42
43 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
44 MODULE_DESCRIPTION("ForteMedia FM801");
45 MODULE_LICENSE("GPL");
46 MODULE_SUPPORTED_DEVICE("{{ForteMedia,FM801},"
47 "{Genius,SoundMaker Live 5.1}}");
48
49 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
50 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
51 static 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-PCPR
56 * 3 = MediaForte 64-PCR
57 * High 16-bits are video (radio) device number + 1
58 */
59 static int tea575x_tuner[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 };
60
61 module_param_array(index, int, NULL, 0444);
62 MODULE_PARM_DESC(index, "Index value for the FM801 soundcard.");
63 module_param_array(id, charp, NULL, 0444);
64 MODULE_PARM_DESC(id, "ID string for the FM801 soundcard.");
65 module_param_array(enable, bool, NULL, 0444);
66 MODULE_PARM_DESC(enable, "Enable FM801 soundcard.");
67 module_param_array(tea575x_tuner, int, NULL, 0444);
68 MODULE_PARM_DESC(tea575x_tuner, "Enable TEA575x tuner.");
69
70 /*
71 * Direct registers
72 */
73
74 #define FM801_REG(chip, reg) (chip->port + FM801_##reg)
75
76 #define FM801_PCM_VOL 0x00 /* PCM Output Volume */
77 #define FM801_FM_VOL 0x02 /* FM Output Volume */
78 #define FM801_I2S_VOL 0x04 /* I2S Volume */
79 #define FM801_REC_SRC 0x06 /* Record Source */
80 #define FM801_PLY_CTRL 0x08 /* Playback Control */
81 #define FM801_PLY_COUNT 0x0a /* Playback Count */
82 #define FM801_PLY_BUF1 0x0c /* Playback Bufer I */
83 #define FM801_PLY_BUF2 0x10 /* Playback Buffer II */
84 #define FM801_CAP_CTRL 0x14 /* Capture Control */
85 #define FM801_CAP_COUNT 0x16 /* Capture Count */
86 #define FM801_CAP_BUF1 0x18 /* Capture Buffer I */
87 #define FM801_CAP_BUF2 0x1c /* Capture Buffer II */
88 #define FM801_CODEC_CTRL 0x22 /* Codec Control */
89 #define FM801_I2S_MODE 0x24 /* I2S Mode Control */
90 #define FM801_VOLUME 0x26 /* Volume Up/Down/Mute Status */
91 #define FM801_I2C_CTRL 0x29 /* I2C Control */
92 #define FM801_AC97_CMD 0x2a /* AC'97 Command */
93 #define FM801_AC97_DATA 0x2c /* AC'97 Data */
94 #define FM801_MPU401_DATA 0x30 /* MPU401 Data */
95 #define FM801_MPU401_CMD 0x31 /* MPU401 Command */
96 #define FM801_GPIO_CTRL 0x52 /* General Purpose I/O Control */
97 #define FM801_GEN_CTRL 0x54 /* General Control */
98 #define FM801_IRQ_MASK 0x56 /* Interrupt Mask */
99 #define FM801_IRQ_STATUS 0x5a /* Interrupt Status */
100 #define FM801_OPL3_BANK0 0x68 /* OPL3 Status Read / Bank 0 Write */
101 #define FM801_OPL3_DATA0 0x69 /* OPL3 Data 0 Write */
102 #define FM801_OPL3_BANK1 0x6a /* OPL3 Bank 1 Write */
103 #define FM801_OPL3_DATA1 0x6b /* OPL3 Bank 1 Write */
104 #define FM801_POWERDOWN 0x70 /* Blocks Power Down Control */
105
106 #define FM801_AC97_ADDR_SHIFT 10
107
108 /* playback and record control register bits */
109 #define FM801_BUF1_LAST (1<<1)
110 #define FM801_BUF2_LAST (1<<2)
111 #define FM801_START (1<<5)
112 #define FM801_PAUSE (1<<6)
113 #define FM801_IMMED_STOP (1<<7)
114 #define FM801_RATE_SHIFT 8
115 #define FM801_RATE_MASK (15 << FM801_RATE_SHIFT)
116 #define FM801_CHANNELS_4 (1<<12) /* playback only */
117 #define FM801_CHANNELS_6 (2<<12) /* playback only */
118 #define FM801_CHANNELS_6MS (3<<12) /* playback only */
119 #define FM801_CHANNELS_MASK (3<<12)
120 #define FM801_16BIT (1<<14)
121 #define FM801_STEREO (1<<15)
122
123 /* IRQ status bits */
124 #define FM801_IRQ_PLAYBACK (1<<8)
125 #define FM801_IRQ_CAPTURE (1<<9)
126 #define FM801_IRQ_VOLUME (1<<14)
127 #define FM801_IRQ_MPU (1<<15)
128
129 /* GPIO control register */
130 #define FM801_GPIO_GP0 (1<<0) /* read/write */
131 #define FM801_GPIO_GP1 (1<<1)
132 #define FM801_GPIO_GP2 (1<<2)
133 #define FM801_GPIO_GP3 (1<<3)
134 #define FM801_GPIO_GP(x) (1<<(0+(x)))
135 #define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/
136 #define FM801_GPIO_GD1 (1<<9)
137 #define FM801_GPIO_GD2 (1<<10)
138 #define FM801_GPIO_GD3 (1<<11)
139 #define FM801_GPIO_GD(x) (1<<(8+(x)))
140 #define FM801_GPIO_GS0 (1<<12) /* function select: */
141 #define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */
142 #define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */
143 #define FM801_GPIO_GS3 (1<<15)
144 #define FM801_GPIO_GS(x) (1<<(12+(x)))
145
146 /*
147
148 */
149
150 typedef struct _snd_fm801 fm801_t;
151
152 struct _snd_fm801 {
153 int irq;
154
155 unsigned long port; /* I/O port number */
156 unsigned int multichannel: 1, /* multichannel support */
157 secondary: 1; /* secondary codec */
158 unsigned char secondary_addr; /* address of the secondary codec */
159
160 unsigned short ply_ctrl; /* playback control */
161 unsigned short cap_ctrl; /* capture control */
162
163 unsigned long ply_buffer;
164 unsigned int ply_buf;
165 unsigned int ply_count;
166 unsigned int ply_size;
167 unsigned int ply_pos;
168
169 unsigned long cap_buffer;
170 unsigned int cap_buf;
171 unsigned int cap_count;
172 unsigned int cap_size;
173 unsigned int cap_pos;
174
175 ac97_bus_t *ac97_bus;
176 ac97_t *ac97;
177 ac97_t *ac97_sec;
178
179 struct pci_dev *pci;
180 snd_card_t *card;
181 snd_pcm_t *pcm;
182 snd_rawmidi_t *rmidi;
183 snd_pcm_substream_t *playback_substream;
184 snd_pcm_substream_t *capture_substream;
185 unsigned int p_dma_size;
186 unsigned int c_dma_size;
187
188 spinlock_t reg_lock;
189 snd_info_entry_t *proc_entry;
190
191 #ifdef TEA575X_RADIO
192 tea575x_t tea;
193 #endif
194 };
195
196 static struct pci_device_id snd_fm801_ids[] = {
197 { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */
198 { 0, }
199 };
200
201 MODULE_DEVICE_TABLE(pci, snd_fm801_ids);
202
203 /*
204 * common I/O routines
205 */
206
207 static int snd_fm801_update_bits(fm801_t *chip, unsigned short reg,
208 unsigned short mask, unsigned short value)
209 {
210 int change;
211 unsigned long flags;
212 unsigned short old, new;
213
214 spin_lock_irqsave(&chip->reg_lock, flags);
215 old = inw(chip->port + reg);
216 new = (old & ~mask) | value;
217 change = old != new;
218 if (change)
219 outw(new, chip->port + reg);
220 spin_unlock_irqrestore(&chip->reg_lock, flags);
221 return change;
222 }
223
224 static void snd_fm801_codec_write(ac97_t *ac97,
225 unsigned short reg,
226 unsigned short val)
227 {
228 fm801_t *chip = ac97->private_data;
229 int idx;
230
231 /*
232 * Wait until the codec interface is not ready..
233 */
234 for (idx = 0; idx < 100; idx++) {
235 if (!(inw(FM801_REG(chip, AC97_CMD)) & (1<<9)))
236 goto ok1;
237 udelay(10);
238 }
239 snd_printk("AC'97 interface is busy (1)\n");
240 return;
241
242 ok1:
243 /* write data and address */
244 outw(val, FM801_REG(chip, AC97_DATA));
245 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
246 /*
247 * Wait until the write command is not completed..
248 */
249 for (idx = 0; idx < 1000; idx++) {
250 if (!(inw(FM801_REG(chip, AC97_CMD)) & (1<<9)))
251 return;
252 udelay(10);
253 }
254 snd_printk("AC'97 interface #%d is busy (2)\n", ac97->num);
255 }
256
257 static unsigned short snd_fm801_codec_read(ac97_t *ac97, unsigned short reg)
258 {
259 fm801_t *chip = ac97->private_data;
260 int idx;
261
262 /*
263 * Wait until the codec interface is not ready..
264 */
265 for (idx = 0; idx < 100; idx++) {
266 if (!(inw(FM801_REG(chip, AC97_CMD)) & (1<<9)))
267 goto ok1;
268 udelay(10);
269 }
270 snd_printk("AC'97 interface is busy (1)\n");
271 return 0;
272
273 ok1:
274 /* read command */
275 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | (1<<7), FM801_REG(chip, AC97_CMD));
276 for (idx = 0; idx < 100; idx++) {
277 if (!(inw(FM801_REG(chip, AC97_CMD)) & (1<<9)))
278 goto ok2;
279 udelay(10);
280 }
281 snd_printk("AC'97 interface #%d is busy (2)\n", ac97->num);
282 return 0;
283
284 ok2:
285 for (idx = 0; idx < 1000; idx++) {
286 if (inw(FM801_REG(chip, AC97_CMD)) & (1<<8))
287 goto ok3;
288 udelay(10);
289 }
290 snd_printk("AC'97 interface #%d is not valid (2)\n", ac97->num);
291 return 0;
292
293 ok3:
294 return inw(FM801_REG(chip, AC97_DATA));
295 }
296
297 static unsigned int rates[] = {
298 5500, 8000, 9600, 11025,
299 16000, 19200, 22050, 32000,
300 38400, 44100, 48000
301 };
302
303 static snd_pcm_hw_constraint_list_t hw_constraints_rates = {
304 .count = ARRAY_SIZE(rates),
305 .list = rates,
306 .mask = 0,
307 };
308
309 static unsigned int channels[] = {
310 2, 4, 6
311 };
312
313 #define CHANNELS sizeof(channels) / sizeof(channels[0])
314
315 static snd_pcm_hw_constraint_list_t hw_constraints_channels = {
316 .count = CHANNELS,
317 .list = channels,
318 .mask = 0,
319 };
320
321 /*
322 * Sample rate routines
323 */
324
325 static unsigned short snd_fm801_rate_bits(unsigned int rate)
326 {
327 unsigned int idx;
328
329 for (idx = 0; idx < ARRAY_SIZE(rates); idx++)
330 if (rates[idx] == rate)
331 return idx;
332 snd_BUG();
333 return ARRAY_SIZE(rates) - 1;
334 }
335
336 /*
337 * PCM part
338 */
339
340 static int snd_fm801_playback_trigger(snd_pcm_substream_t * substream,
341 int cmd)
342 {
343 fm801_t *chip = snd_pcm_substream_chip(substream);
344
345 spin_lock(&chip->reg_lock);
346 switch (cmd) {
347 case SNDRV_PCM_TRIGGER_START:
348 chip->ply_ctrl &= ~(FM801_BUF1_LAST |
349 FM801_BUF2_LAST |
350 FM801_PAUSE);
351 chip->ply_ctrl |= FM801_START |
352 FM801_IMMED_STOP;
353 break;
354 case SNDRV_PCM_TRIGGER_STOP:
355 chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE);
356 break;
357 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
358 chip->ply_ctrl |= FM801_PAUSE;
359 break;
360 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
361 chip->ply_ctrl &= ~FM801_PAUSE;
362 break;
363 default:
364 spin_unlock(&chip->reg_lock);
365 snd_BUG();
366 return -EINVAL;
367 }
368 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
369 spin_unlock(&chip->reg_lock);
370 return 0;
371 }
372
373 static int snd_fm801_capture_trigger(snd_pcm_substream_t * substream,
374 int cmd)
375 {
376 fm801_t *chip = snd_pcm_substream_chip(substream);
377
378 spin_lock(&chip->reg_lock);
379 switch (cmd) {
380 case SNDRV_PCM_TRIGGER_START:
381 chip->cap_ctrl &= ~(FM801_BUF1_LAST |
382 FM801_BUF2_LAST |
383 FM801_PAUSE);
384 chip->cap_ctrl |= FM801_START |
385 FM801_IMMED_STOP;
386 break;
387 case SNDRV_PCM_TRIGGER_STOP:
388 chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE);
389 break;
390 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
391 chip->cap_ctrl |= FM801_PAUSE;
392 break;
393 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
394 chip->cap_ctrl &= ~FM801_PAUSE;
395 break;
396 default:
397 spin_unlock(&chip->reg_lock);
398 snd_BUG();
399 return -EINVAL;
400 }
401 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
402 spin_unlock(&chip->reg_lock);
403 return 0;
404 }
405
406 static int snd_fm801_hw_params(snd_pcm_substream_t * substream,
407 snd_pcm_hw_params_t * hw_params)
408 {
409 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
410 }
411
412 static int snd_fm801_hw_free(snd_pcm_substream_t * substream)
413 {
414 return snd_pcm_lib_free_pages(substream);
415 }
416
417 static int snd_fm801_playback_prepare(snd_pcm_substream_t * substream)
418 {
419 fm801_t *chip = snd_pcm_substream_chip(substream);
420 snd_pcm_runtime_t *runtime = substream->runtime;
421
422 chip->ply_size = snd_pcm_lib_buffer_bytes(substream);
423 chip->ply_count = snd_pcm_lib_period_bytes(substream);
424 spin_lock_irq(&chip->reg_lock);
425 chip->ply_ctrl &= ~(FM801_START | FM801_16BIT |
426 FM801_STEREO | FM801_RATE_MASK |
427 FM801_CHANNELS_MASK);
428 if (snd_pcm_format_width(runtime->format) == 16)
429 chip->ply_ctrl |= FM801_16BIT;
430 if (runtime->channels > 1) {
431 chip->ply_ctrl |= FM801_STEREO;
432 if (runtime->channels == 4)
433 chip->ply_ctrl |= FM801_CHANNELS_4;
434 else if (runtime->channels == 6)
435 chip->ply_ctrl |= FM801_CHANNELS_6;
436 }
437 chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
438 chip->ply_buf = 0;
439 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
440 outw(chip->ply_count - 1, FM801_REG(chip, PLY_COUNT));
441 chip->ply_buffer = runtime->dma_addr;
442 chip->ply_pos = 0;
443 outl(chip->ply_buffer, FM801_REG(chip, PLY_BUF1));
444 outl(chip->ply_buffer + (chip->ply_count % chip->ply_size), FM801_REG(chip, PLY_BUF2));
445 spin_unlock_irq(&chip->reg_lock);
446 return 0;
447 }
448
449 static int snd_fm801_capture_prepare(snd_pcm_substream_t * substream)
450 {
451 fm801_t *chip = snd_pcm_substream_chip(substream);
452 snd_pcm_runtime_t *runtime = substream->runtime;
453
454 chip->cap_size = snd_pcm_lib_buffer_bytes(substream);
455 chip->cap_count = snd_pcm_lib_period_bytes(substream);
456 spin_lock_irq(&chip->reg_lock);
457 chip->cap_ctrl &= ~(FM801_START | FM801_16BIT |
458 FM801_STEREO | FM801_RATE_MASK);
459 if (snd_pcm_format_width(runtime->format) == 16)
460 chip->cap_ctrl |= FM801_16BIT;
461 if (runtime->channels > 1)
462 chip->cap_ctrl |= FM801_STEREO;
463 chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
464 chip->cap_buf = 0;
465 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
466 outw(chip->cap_count - 1, FM801_REG(chip, CAP_COUNT));
467 chip->cap_buffer = runtime->dma_addr;
468 chip->cap_pos = 0;
469 outl(chip->cap_buffer, FM801_REG(chip, CAP_BUF1));
470 outl(chip->cap_buffer + (chip->cap_count % chip->cap_size), FM801_REG(chip, CAP_BUF2));
471 spin_unlock_irq(&chip->reg_lock);
472 return 0;
473 }
474
475 static snd_pcm_uframes_t snd_fm801_playback_pointer(snd_pcm_substream_t * substream)
476 {
477 fm801_t *chip = snd_pcm_substream_chip(substream);
478 size_t ptr;
479
480 if (!(chip->ply_ctrl & FM801_START))
481 return 0;
482 spin_lock(&chip->reg_lock);
483 ptr = chip->ply_pos + (chip->ply_count - 1) - inw(FM801_REG(chip, PLY_COUNT));
484 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_PLAYBACK) {
485 ptr += chip->ply_count;
486 ptr %= chip->ply_size;
487 }
488 spin_unlock(&chip->reg_lock);
489 return bytes_to_frames(substream->runtime, ptr);
490 }
491
492 static snd_pcm_uframes_t snd_fm801_capture_pointer(snd_pcm_substream_t * substream)
493 {
494 fm801_t *chip = snd_pcm_substream_chip(substream);
495 size_t ptr;
496
497 if (!(chip->cap_ctrl & FM801_START))
498 return 0;
499 spin_lock(&chip->reg_lock);
500 ptr = chip->cap_pos + (chip->cap_count - 1) - inw(FM801_REG(chip, CAP_COUNT));
501 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_CAPTURE) {
502 ptr += chip->cap_count;
503 ptr %= chip->cap_size;
504 }
505 spin_unlock(&chip->reg_lock);
506 return bytes_to_frames(substream->runtime, ptr);
507 }
508
509 static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id, struct pt_regs *regs)
510 {
511 fm801_t *chip = dev_id;
512 unsigned short status;
513 unsigned int tmp;
514
515 status = inw(FM801_REG(chip, IRQ_STATUS));
516 status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME;
517 if (! status)
518 return IRQ_NONE;
519 /* ack first */
520 outw(status, FM801_REG(chip, IRQ_STATUS));
521 if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) {
522 spin_lock(&chip->reg_lock);
523 chip->ply_buf++;
524 chip->ply_pos += chip->ply_count;
525 chip->ply_pos %= chip->ply_size;
526 tmp = chip->ply_pos + chip->ply_count;
527 tmp %= chip->ply_size;
528 outl(chip->ply_buffer + tmp,
529 (chip->ply_buf & 1) ?
530 FM801_REG(chip, PLY_BUF1) :
531 FM801_REG(chip, PLY_BUF2));
532 spin_unlock(&chip->reg_lock);
533 snd_pcm_period_elapsed(chip->playback_substream);
534 }
535 if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) {
536 spin_lock(&chip->reg_lock);
537 chip->cap_buf++;
538 chip->cap_pos += chip->cap_count;
539 chip->cap_pos %= chip->cap_size;
540 tmp = chip->cap_pos + chip->cap_count;
541 tmp %= chip->cap_size;
542 outl(chip->cap_buffer + tmp,
543 (chip->cap_buf & 1) ?
544 FM801_REG(chip, CAP_BUF1) :
545 FM801_REG(chip, CAP_BUF2));
546 spin_unlock(&chip->reg_lock);
547 snd_pcm_period_elapsed(chip->capture_substream);
548 }
549 if (chip->rmidi && (status & FM801_IRQ_MPU))
550 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
551 if (status & FM801_IRQ_VOLUME)
552 ;/* TODO */
553
554 return IRQ_HANDLED;
555 }
556
557 static snd_pcm_hardware_t snd_fm801_playback =
558 {
559 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
560 SNDRV_PCM_INFO_BLOCK_TRANSFER |
561 SNDRV_PCM_INFO_PAUSE |
562 SNDRV_PCM_INFO_MMAP_VALID),
563 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
564 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
565 .rate_min = 5500,
566 .rate_max = 48000,
567 .channels_min = 1,
568 .channels_max = 2,
569 .buffer_bytes_max = (128*1024),
570 .period_bytes_min = 64,
571 .period_bytes_max = (128*1024),
572 .periods_min = 1,
573 .periods_max = 1024,
574 .fifo_size = 0,
575 };
576
577 static snd_pcm_hardware_t snd_fm801_capture =
578 {
579 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
580 SNDRV_PCM_INFO_BLOCK_TRANSFER |
581 SNDRV_PCM_INFO_PAUSE |
582 SNDRV_PCM_INFO_MMAP_VALID),
583 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
584 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
585 .rate_min = 5500,
586 .rate_max = 48000,
587 .channels_min = 1,
588 .channels_max = 2,
589 .buffer_bytes_max = (128*1024),
590 .period_bytes_min = 64,
591 .period_bytes_max = (128*1024),
592 .periods_min = 1,
593 .periods_max = 1024,
594 .fifo_size = 0,
595 };
596
597 static int snd_fm801_playback_open(snd_pcm_substream_t * substream)
598 {
599 fm801_t *chip = snd_pcm_substream_chip(substream);
600 snd_pcm_runtime_t *runtime = substream->runtime;
601 int err;
602
603 chip->playback_substream = substream;
604 runtime->hw = snd_fm801_playback;
605 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates);
606 if (chip->multichannel) {
607 runtime->hw.channels_max = 6;
608 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &hw_constraints_channels);
609 }
610 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
611 return err;
612 return 0;
613 }
614
615 static int snd_fm801_capture_open(snd_pcm_substream_t * substream)
616 {
617 fm801_t *chip = snd_pcm_substream_chip(substream);
618 snd_pcm_runtime_t *runtime = substream->runtime;
619 int err;
620
621 chip->capture_substream = substream;
622 runtime->hw = snd_fm801_capture;
623 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates);
624 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
625 return err;
626 return 0;
627 }
628
629 static int snd_fm801_playback_close(snd_pcm_substream_t * substream)
630 {
631 fm801_t *chip = snd_pcm_substream_chip(substream);
632
633 chip->playback_substream = NULL;
634 return 0;
635 }
636
637 static int snd_fm801_capture_close(snd_pcm_substream_t * substream)
638 {
639 fm801_t *chip = snd_pcm_substream_chip(substream);
640
641 chip->capture_substream = NULL;
642 return 0;
643 }
644
645 static snd_pcm_ops_t snd_fm801_playback_ops = {
646 .open = snd_fm801_playback_open,
647 .close = snd_fm801_playback_close,
648 .ioctl = snd_pcm_lib_ioctl,
649 .hw_params = snd_fm801_hw_params,
650 .hw_free = snd_fm801_hw_free,
651 .prepare = snd_fm801_playback_prepare,
652 .trigger = snd_fm801_playback_trigger,
653 .pointer = snd_fm801_playback_pointer,
654 };
655
656 static snd_pcm_ops_t snd_fm801_capture_ops = {
657 .open = snd_fm801_capture_open,
658 .close = snd_fm801_capture_close,
659 .ioctl = snd_pcm_lib_ioctl,
660 .hw_params = snd_fm801_hw_params,
661 .hw_free = snd_fm801_hw_free,
662 .prepare = snd_fm801_capture_prepare,
663 .trigger = snd_fm801_capture_trigger,
664 .pointer = snd_fm801_capture_pointer,
665 };
666
667 static void snd_fm801_pcm_free(snd_pcm_t *pcm)
668 {
669 fm801_t *chip = pcm->private_data;
670 chip->pcm = NULL;
671 snd_pcm_lib_preallocate_free_for_all(pcm);
672 }
673
674 static int __devinit snd_fm801_pcm(fm801_t *chip, int device, snd_pcm_t ** rpcm)
675 {
676 snd_pcm_t *pcm;
677 int err;
678
679 if (rpcm)
680 *rpcm = NULL;
681 if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0)
682 return err;
683
684 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops);
685 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops);
686
687 pcm->private_data = chip;
688 pcm->private_free = snd_fm801_pcm_free;
689 pcm->info_flags = 0;
690 strcpy(pcm->name, "FM801");
691 chip->pcm = pcm;
692
693 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
694 snd_dma_pci_data(chip->pci),
695 chip->multichannel ? 128*1024 : 64*1024, 128*1024);
696
697 if (rpcm)
698 *rpcm = pcm;
699 return 0;
700 }
701
702 /*
703 * TEA5757 radio
704 */
705
706 #ifdef TEA575X_RADIO
707
708 /* 256PCS GPIO numbers */
709 #define TEA_256PCS_DATA 1
710 #define TEA_256PCS_WRITE_ENABLE 2 /* inverted */
711 #define TEA_256PCS_BUS_CLOCK 3
712
713 static void snd_fm801_tea575x_256pcs_write(tea575x_t *tea, unsigned int val)
714 {
715 fm801_t *chip = tea->private_data;
716 unsigned short reg;
717 int i = 25;
718
719 spin_lock_irq(&chip->reg_lock);
720 reg = inw(FM801_REG(chip, GPIO_CTRL));
721 /* use GPIO lines and set write enable bit */
722 reg |= FM801_GPIO_GS(TEA_256PCS_DATA) |
723 FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) |
724 FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK);
725 /* all of lines are in the write direction */
726 /* clear data and clock lines */
727 reg &= ~(FM801_GPIO_GD(TEA_256PCS_DATA) |
728 FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) |
729 FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) |
730 FM801_GPIO_GP(TEA_256PCS_DATA) |
731 FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK) |
732 FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE));
733 outw(reg, FM801_REG(chip, GPIO_CTRL));
734 udelay(1);
735
736 while (i--) {
737 if (val & (1 << i))
738 reg |= FM801_GPIO_GP(TEA_256PCS_DATA);
739 else
740 reg &= ~FM801_GPIO_GP(TEA_256PCS_DATA);
741 outw(reg, FM801_REG(chip, GPIO_CTRL));
742 udelay(1);
743 reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
744 outw(reg, FM801_REG(chip, GPIO_CTRL));
745 reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
746 outw(reg, FM801_REG(chip, GPIO_CTRL));
747 udelay(1);
748 }
749
750 /* and reset the write enable bit */
751 reg |= FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE) |
752 FM801_GPIO_GP(TEA_256PCS_DATA);
753 outw(reg, FM801_REG(chip, GPIO_CTRL));
754 spin_unlock_irq(&chip->reg_lock);
755 }
756
757 static unsigned int snd_fm801_tea575x_256pcs_read(tea575x_t *tea)
758 {
759 fm801_t *chip = tea->private_data;
760 unsigned short reg;
761 unsigned int val = 0;
762 int i;
763
764 spin_lock_irq(&chip->reg_lock);
765 reg = inw(FM801_REG(chip, GPIO_CTRL));
766 /* use GPIO lines, set data direction to input */
767 reg |= FM801_GPIO_GS(TEA_256PCS_DATA) |
768 FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) |
769 FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK) |
770 FM801_GPIO_GD(TEA_256PCS_DATA) |
771 FM801_GPIO_GP(TEA_256PCS_DATA) |
772 FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE);
773 /* all of lines are in the write direction, except data */
774 /* clear data, write enable and clock lines */
775 reg &= ~(FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) |
776 FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) |
777 FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK));
778
779 for (i = 0; i < 24; i++) {
780 reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
781 outw(reg, FM801_REG(chip, GPIO_CTRL));
782 udelay(1);
783 reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
784 outw(reg, FM801_REG(chip, GPIO_CTRL));
785 udelay(1);
786 val <<= 1;
787 if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCS_DATA))
788 val |= 1;
789 }
790
791 spin_unlock_irq(&chip->reg_lock);
792
793 return val;
794 }
795
796 /* 256PCPR GPIO numbers */
797 #define TEA_256PCPR_BUS_CLOCK 0
798 #define TEA_256PCPR_DATA 1
799 #define TEA_256PCPR_WRITE_ENABLE 2 /* inverted */
800
801 static void snd_fm801_tea575x_256pcpr_write(tea575x_t *tea, unsigned int val)
802 {
803 fm801_t *chip = tea->private_data;
804 unsigned short reg;
805 int i = 25;
806
807 spin_lock_irq(&chip->reg_lock);
808 reg = inw(FM801_REG(chip, GPIO_CTRL));
809 /* use GPIO lines and set write enable bit */
810 reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) |
811 FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) |
812 FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK);
813 /* all of lines are in the write direction */
814 /* clear data and clock lines */
815 reg &= ~(FM801_GPIO_GD(TEA_256PCPR_DATA) |
816 FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) |
817 FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) |
818 FM801_GPIO_GP(TEA_256PCPR_DATA) |
819 FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK) |
820 FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE));
821 outw(reg, FM801_REG(chip, GPIO_CTRL));
822 udelay(1);
823
824 while (i--) {
825 if (val & (1 << i))
826 reg |= FM801_GPIO_GP(TEA_256PCPR_DATA);
827 else
828 reg &= ~FM801_GPIO_GP(TEA_256PCPR_DATA);
829 outw(reg, FM801_REG(chip, GPIO_CTRL));
830 udelay(1);
831 reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
832 outw(reg, FM801_REG(chip, GPIO_CTRL));
833 reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
834 outw(reg, FM801_REG(chip, GPIO_CTRL));
835 udelay(1);
836 }
837
838 /* and reset the write enable bit */
839 reg |= FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE) |
840 FM801_GPIO_GP(TEA_256PCPR_DATA);
841 outw(reg, FM801_REG(chip, GPIO_CTRL));
842 spin_unlock_irq(&chip->reg_lock);
843 }
844
845 static unsigned int snd_fm801_tea575x_256pcpr_read(tea575x_t *tea)
846 {
847 fm801_t *chip = tea->private_data;
848 unsigned short reg;
849 unsigned int val = 0;
850 int i;
851
852 spin_lock_irq(&chip->reg_lock);
853 reg = inw(FM801_REG(chip, GPIO_CTRL));
854 /* use GPIO lines, set data direction to input */
855 reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) |
856 FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) |
857 FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK) |
858 FM801_GPIO_GD(TEA_256PCPR_DATA) |
859 FM801_GPIO_GP(TEA_256PCPR_DATA) |
860 FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE);
861 /* all of lines are in the write direction, except data */
862 /* clear data, write enable and clock lines */
863 reg &= ~(FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) |
864 FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) |
865 FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK));
866
867 for (i = 0; i < 24; i++) {
868 reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
869 outw(reg, FM801_REG(chip, GPIO_CTRL));
870 udelay(1);
871 reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
872 outw(reg, FM801_REG(chip, GPIO_CTRL));
873 udelay(1);
874 val <<= 1;
875 if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCPR_DATA))
876 val |= 1;
877 }
878
879 spin_unlock_irq(&chip->reg_lock);
880
881 return val;
882 }
883
884 /* 64PCR GPIO numbers */
885 #define TEA_64PCR_BUS_CLOCK 0
886 #define TEA_64PCR_WRITE_ENABLE 1 /* inverted */
887 #define TEA_64PCR_DATA 2
888
889 static void snd_fm801_tea575x_64pcr_write(tea575x_t *tea, unsigned int val)
890 {
891 fm801_t *chip = tea->private_data;
892 unsigned short reg;
893 int i = 25;
894
895 spin_lock_irq(&chip->reg_lock);
896 reg = inw(FM801_REG(chip, GPIO_CTRL));
897 /* use GPIO lines and set write enable bit */
898 reg |= FM801_GPIO_GS(TEA_64PCR_DATA) |
899 FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) |
900 FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK);
901 /* all of lines are in the write direction */
902 /* clear data and clock lines */
903 reg &= ~(FM801_GPIO_GD(TEA_64PCR_DATA) |
904 FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) |
905 FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) |
906 FM801_GPIO_GP(TEA_64PCR_DATA) |
907 FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK) |
908 FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE));
909 outw(reg, FM801_REG(chip, GPIO_CTRL));
910 udelay(1);
911
912 while (i--) {
913 if (val & (1 << i))
914 reg |= FM801_GPIO_GP(TEA_64PCR_DATA);
915 else
916 reg &= ~FM801_GPIO_GP(TEA_64PCR_DATA);
917 outw(reg, FM801_REG(chip, GPIO_CTRL));
918 udelay(1);
919 reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
920 outw(reg, FM801_REG(chip, GPIO_CTRL));
921 reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
922 outw(reg, FM801_REG(chip, GPIO_CTRL));
923 udelay(1);
924 }
925
926 /* and reset the write enable bit */
927 reg |= FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE) |
928 FM801_GPIO_GP(TEA_64PCR_DATA);
929 outw(reg, FM801_REG(chip, GPIO_CTRL));
930 spin_unlock_irq(&chip->reg_lock);
931 }
932
933 static unsigned int snd_fm801_tea575x_64pcr_read(tea575x_t *tea)
934 {
935 fm801_t *chip = tea->private_data;
936 unsigned short reg;
937 unsigned int val = 0;
938 int i;
939
940 spin_lock_irq(&chip->reg_lock);
941 reg = inw(FM801_REG(chip, GPIO_CTRL));
942 /* use GPIO lines, set data direction to input */
943 reg |= FM801_GPIO_GS(TEA_64PCR_DATA) |
944 FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) |
945 FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK) |
946 FM801_GPIO_GD(TEA_64PCR_DATA) |
947 FM801_GPIO_GP(TEA_64PCR_DATA) |
948 FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE);
949 /* all of lines are in the write direction, except data */
950 /* clear data, write enable and clock lines */
951 reg &= ~(FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) |
952 FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) |
953 FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK));
954
955 for (i = 0; i < 24; i++) {
956 reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
957 outw(reg, FM801_REG(chip, GPIO_CTRL));
958 udelay(1);
959 reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
960 outw(reg, FM801_REG(chip, GPIO_CTRL));
961 udelay(1);
962 val <<= 1;
963 if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_64PCR_DATA))
964 val |= 1;
965 }
966
967 spin_unlock_irq(&chip->reg_lock);
968
969 return val;
970 }
971
972 static struct snd_tea575x_ops snd_fm801_tea_ops[3] = {
973 {
974 /* 1 = MediaForte 256-PCS */
975 .write = snd_fm801_tea575x_256pcs_write,
976 .read = snd_fm801_tea575x_256pcs_read,
977 },
978 {
979 /* 2 = MediaForte 256-PCPR */
980 .write = snd_fm801_tea575x_256pcpr_write,
981 .read = snd_fm801_tea575x_256pcpr_read,
982 },
983 {
984 /* 3 = MediaForte 64-PCR */
985 .write = snd_fm801_tea575x_64pcr_write,
986 .read = snd_fm801_tea575x_64pcr_read,
987 }
988 };
989 #endif
990
991 /*
992 * Mixer routines
993 */
994
995 #define FM801_SINGLE(xname, reg, shift, mask, invert) \
996 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \
997 .get = snd_fm801_get_single, .put = snd_fm801_put_single, \
998 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
999
1000 static int snd_fm801_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1001 {
1002 int mask = (kcontrol->private_value >> 16) & 0xff;
1003
1004 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
1005 uinfo->count = 1;
1006 uinfo->value.integer.min = 0;
1007 uinfo->value.integer.max = mask;
1008 return 0;
1009 }
1010
1011 static int snd_fm801_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1012 {
1013 fm801_t *chip = snd_kcontrol_chip(kcontrol);
1014 int reg = kcontrol->private_value & 0xff;
1015 int shift = (kcontrol->private_value >> 8) & 0xff;
1016 int mask = (kcontrol->private_value >> 16) & 0xff;
1017 int invert = (kcontrol->private_value >> 24) & 0xff;
1018
1019 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift) & mask;
1020 if (invert)
1021 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
1022 return 0;
1023 }
1024
1025 static int snd_fm801_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1026 {
1027 fm801_t *chip = snd_kcontrol_chip(kcontrol);
1028 int reg = kcontrol->private_value & 0xff;
1029 int shift = (kcontrol->private_value >> 8) & 0xff;
1030 int mask = (kcontrol->private_value >> 16) & 0xff;
1031 int invert = (kcontrol->private_value >> 24) & 0xff;
1032 unsigned short val;
1033
1034 val = (ucontrol->value.integer.value[0] & mask);
1035 if (invert)
1036 val = mask - val;
1037 return snd_fm801_update_bits(chip, reg, mask << shift, val << shift);
1038 }
1039
1040 #define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
1041 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \
1042 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
1043 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) }
1044
1045 static int snd_fm801_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1046 {
1047 int mask = (kcontrol->private_value >> 16) & 0xff;
1048
1049 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
1050 uinfo->count = 2;
1051 uinfo->value.integer.min = 0;
1052 uinfo->value.integer.max = mask;
1053 return 0;
1054 }
1055
1056 static int snd_fm801_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1057 {
1058 fm801_t *chip = snd_kcontrol_chip(kcontrol);
1059 int reg = kcontrol->private_value & 0xff;
1060 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
1061 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
1062 int mask = (kcontrol->private_value >> 16) & 0xff;
1063 int invert = (kcontrol->private_value >> 24) & 0xff;
1064
1065 spin_lock_irq(&chip->reg_lock);
1066 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift_left) & mask;
1067 ucontrol->value.integer.value[1] = (inw(chip->port + reg) >> shift_right) & mask;
1068 spin_unlock_irq(&chip->reg_lock);
1069 if (invert) {
1070 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
1071 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
1072 }
1073 return 0;
1074 }
1075
1076 static int snd_fm801_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1077 {
1078 fm801_t *chip = snd_kcontrol_chip(kcontrol);
1079 int reg = kcontrol->private_value & 0xff;
1080 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
1081 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
1082 int mask = (kcontrol->private_value >> 16) & 0xff;
1083 int invert = (kcontrol->private_value >> 24) & 0xff;
1084 unsigned short val1, val2;
1085
1086 val1 = ucontrol->value.integer.value[0] & mask;
1087 val2 = ucontrol->value.integer.value[1] & mask;
1088 if (invert) {
1089 val1 = mask - val1;
1090 val2 = mask - val2;
1091 }
1092 return snd_fm801_update_bits(chip, reg,
1093 (mask << shift_left) | (mask << shift_right),
1094 (val1 << shift_left ) | (val2 << shift_right));
1095 }
1096
1097 static int snd_fm801_info_mux(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1098 {
1099 static char *texts[5] = {
1100 "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary"
1101 };
1102
1103 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1104 uinfo->count = 1;
1105 uinfo->value.enumerated.items = 5;
1106 if (uinfo->value.enumerated.item > 4)
1107 uinfo->value.enumerated.item = 4;
1108 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1109 return 0;
1110 }
1111
1112 static int snd_fm801_get_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1113 {
1114 fm801_t *chip = snd_kcontrol_chip(kcontrol);
1115 unsigned short val;
1116
1117 val = inw(FM801_REG(chip, REC_SRC)) & 7;
1118 if (val > 4)
1119 val = 4;
1120 ucontrol->value.enumerated.item[0] = val;
1121 return 0;
1122 }
1123
1124 static int snd_fm801_put_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1125 {
1126 fm801_t *chip = snd_kcontrol_chip(kcontrol);
1127 unsigned short val;
1128
1129 if ((val = ucontrol->value.enumerated.item[0]) > 4)
1130 return -EINVAL;
1131 return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val);
1132 }
1133
1134 #define FM801_CONTROLS (sizeof(snd_fm801_controls)/sizeof(snd_kcontrol_new_t))
1135
1136 static snd_kcontrol_new_t snd_fm801_controls[] __devinitdata = {
1137 FM801_DOUBLE("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1),
1138 FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1),
1139 FM801_DOUBLE("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1),
1140 FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1),
1141 FM801_DOUBLE("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1),
1142 FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1),
1143 {
1144 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1145 .name = "Digital Capture Source",
1146 .info = snd_fm801_info_mux,
1147 .get = snd_fm801_get_mux,
1148 .put = snd_fm801_put_mux,
1149 }
1150 };
1151
1152 #define FM801_CONTROLS_MULTI (sizeof(snd_fm801_controls_multi)/sizeof(snd_kcontrol_new_t))
1153
1154 static snd_kcontrol_new_t snd_fm801_controls_multi[] __devinitdata = {
1155 FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0),
1156 FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0),
1157 FM801_SINGLE("IEC958 Capture Switch", FM801_I2S_MODE, 8, 1, 0),
1158 FM801_SINGLE("IEC958 Raw Data Playback Switch", FM801_I2S_MODE, 9, 1, 0),
1159 FM801_SINGLE("IEC958 Raw Data Capture Switch", FM801_I2S_MODE, 10, 1, 0),
1160 FM801_SINGLE("IEC958 Playback Switch", FM801_GEN_CTRL, 2, 1, 0),
1161 };
1162
1163 static void snd_fm801_mixer_free_ac97_bus(ac97_bus_t *bus)
1164 {
1165 fm801_t *chip = bus->private_data;
1166 chip->ac97_bus = NULL;
1167 }
1168
1169 static void snd_fm801_mixer_free_ac97(ac97_t *ac97)
1170 {
1171 fm801_t *chip = ac97->private_data;
1172 if (ac97->num == 0) {
1173 chip->ac97 = NULL;
1174 } else {
1175 chip->ac97_sec = NULL;
1176 }
1177 }
1178
1179 static int __devinit snd_fm801_mixer(fm801_t *chip)
1180 {
1181 ac97_template_t ac97;
1182 unsigned int i;
1183 int err;
1184 static ac97_bus_ops_t ops = {
1185 .write = snd_fm801_codec_write,
1186 .read = snd_fm801_codec_read,
1187 };
1188
1189 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1190 return err;
1191 chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus;
1192
1193 memset(&ac97, 0, sizeof(ac97));
1194 ac97.private_data = chip;
1195 ac97.private_free = snd_fm801_mixer_free_ac97;
1196 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1197 return err;
1198 if (chip->secondary) {
1199 ac97.num = 1;
1200 ac97.addr = chip->secondary_addr;
1201 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0)
1202 return err;
1203 }
1204 for (i = 0; i < FM801_CONTROLS; i++)
1205 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], chip));
1206 if (chip->multichannel) {
1207 for (i = 0; i < FM801_CONTROLS_MULTI; i++)
1208 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
1209 }
1210 return 0;
1211 }
1212
1213 /*
1214 * initialization routines
1215 */
1216
1217 static int snd_fm801_free(fm801_t *chip)
1218 {
1219 unsigned short cmdw;
1220
1221 if (chip->irq < 0)
1222 goto __end_hw;
1223
1224 /* interrupt setup - mask everything */
1225 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1226 cmdw |= 0x00c3;
1227 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1228
1229 __end_hw:
1230 #ifdef TEA575X_RADIO
1231 snd_tea575x_exit(&chip->tea);
1232 #endif
1233 if (chip->irq >= 0)
1234 free_irq(chip->irq, (void *)chip);
1235 pci_release_regions(chip->pci);
1236 pci_disable_device(chip->pci);
1237
1238 kfree(chip);
1239 return 0;
1240 }
1241
1242 static int snd_fm801_dev_free(snd_device_t *device)
1243 {
1244 fm801_t *chip = device->device_data;
1245 return snd_fm801_free(chip);
1246 }
1247
1248 static int __devinit snd_fm801_create(snd_card_t * card,
1249 struct pci_dev * pci,
1250 int tea575x_tuner,
1251 fm801_t ** rchip)
1252 {
1253 fm801_t *chip;
1254 unsigned char rev, id;
1255 unsigned short cmdw;
1256 unsigned long timeout;
1257 int err;
1258 static snd_device_ops_t ops = {
1259 .dev_free = snd_fm801_dev_free,
1260 };
1261
1262 *rchip = NULL;
1263 if ((err = pci_enable_device(pci)) < 0)
1264 return err;
1265 chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
1266 if (chip == NULL) {
1267 pci_disable_device(pci);
1268 return -ENOMEM;
1269 }
1270 spin_lock_init(&chip->reg_lock);
1271 chip->card = card;
1272 chip->pci = pci;
1273 chip->irq = -1;
1274 if ((err = pci_request_regions(pci, "FM801")) < 0) {
1275 kfree(chip);
1276 pci_disable_device(pci);
1277 return err;
1278 }
1279 chip->port = pci_resource_start(pci, 0);
1280 if (request_irq(pci->irq, snd_fm801_interrupt, SA_INTERRUPT|SA_SHIRQ, "FM801", (void *)chip)) {
1281 snd_printk("unable to grab IRQ %d\n", chip->irq);
1282 snd_fm801_free(chip);
1283 return -EBUSY;
1284 }
1285 chip->irq = pci->irq;
1286 pci_set_master(pci);
1287
1288 pci_read_config_byte(pci, PCI_REVISION_ID, &rev);
1289 if (rev >= 0xb1) /* FM801-AU */
1290 chip->multichannel = 1;
1291
1292 /* codec cold reset + AC'97 warm reset */
1293 outw((1<<5)|(1<<6), FM801_REG(chip, CODEC_CTRL));
1294 inw(FM801_REG(chip, CODEC_CTRL)); /* flush posting data */
1295 udelay(100);
1296 outw(0, FM801_REG(chip, CODEC_CTRL));
1297
1298 timeout = (jiffies + (3 * HZ) / 4) + 1; /* min 750ms */
1299
1300 outw((1<<7) | (0 << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
1301 udelay(5);
1302 do {
1303 if ((inw(FM801_REG(chip, AC97_CMD)) & (3<<8)) == (1<<8))
1304 goto __ac97_secondary;
1305 set_current_state(TASK_UNINTERRUPTIBLE);
1306 schedule_timeout(1);
1307 } while (time_after(timeout, jiffies));
1308 snd_printk("Primary AC'97 codec not found\n");
1309 snd_fm801_free(chip);
1310 return -EIO;
1311
1312 __ac97_secondary:
1313 if (!chip->multichannel) /* lookup is not required */
1314 goto __ac97_ok;
1315 for (id = 3; id > 0; id--) { /* my card has the secondary codec */
1316 /* at address #3, so the loop is inverted */
1317
1318 timeout = jiffies + HZ / 20;
1319
1320 outw((1<<7) | (id << FM801_AC97_ADDR_SHIFT) | AC97_VENDOR_ID1, FM801_REG(chip, AC97_CMD));
1321 udelay(5);
1322 do {
1323 if ((inw(FM801_REG(chip, AC97_CMD)) & (3<<8)) == (1<<8)) {
1324 cmdw = inw(FM801_REG(chip, AC97_DATA));
1325 if (cmdw != 0xffff && cmdw != 0) {
1326 chip->secondary = 1;
1327 chip->secondary_addr = id;
1328 goto __ac97_ok;
1329 }
1330 }
1331 set_current_state(TASK_UNINTERRUPTIBLE);
1332 schedule_timeout(1);
1333 } while (time_after(timeout, jiffies));
1334 }
1335
1336 /* the recovery phase, it seems that probing for non-existing codec might */
1337 /* cause timeout problems */
1338 timeout = (jiffies + (3 * HZ) / 4) + 1; /* min 750ms */
1339
1340 outw((1<<7) | (0 << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
1341 udelay(5);
1342 do {
1343 if ((inw(FM801_REG(chip, AC97_CMD)) & (3<<8)) == (1<<8))
1344 goto __ac97_ok;
1345 set_current_state(TASK_UNINTERRUPTIBLE);
1346 schedule_timeout(1);
1347 } while (time_after(timeout, jiffies));
1348 snd_printk("Primary AC'97 codec not responding\n");
1349 snd_fm801_free(chip);
1350 return -EIO;
1351
1352 __ac97_ok:
1353
1354 /* init volume */
1355 outw(0x0808, FM801_REG(chip, PCM_VOL));
1356 outw(0x9f1f, FM801_REG(chip, FM_VOL));
1357 outw(0x8808, FM801_REG(chip, I2S_VOL));
1358
1359 /* I2S control - I2S mode */
1360 outw(0x0003, FM801_REG(chip, I2S_MODE));
1361
1362 /* interrupt setup - unmask MPU, PLAYBACK & CAPTURE */
1363 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1364 cmdw &= ~0x0083;
1365 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1366
1367 /* interrupt clear */
1368 outw(FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU, FM801_REG(chip, IRQ_STATUS));
1369
1370 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1371 snd_fm801_free(chip);
1372 return err;
1373 }
1374
1375 snd_card_set_dev(card, &pci->dev);
1376
1377 #ifdef TEA575X_RADIO
1378 if (tea575x_tuner > 0 && (tea575x_tuner & 0xffff) < 4) {
1379 chip->tea.dev_nr = tea575x_tuner >> 16;
1380 chip->tea.card = card;
1381 chip->tea.freq_fixup = 10700;
1382 chip->tea.private_data = chip;
1383 chip->tea.ops = &snd_fm801_tea_ops[(tea575x_tuner & 0xffff) - 1];
1384 snd_tea575x_init(&chip->tea);
1385 }
1386 #endif
1387
1388 *rchip = chip;
1389 return 0;
1390 }
1391
1392 static int __devinit snd_card_fm801_probe(struct pci_dev *pci,
1393 const struct pci_device_id *pci_id)
1394 {
1395 static int dev;
1396 snd_card_t *card;
1397 fm801_t *chip;
1398 opl3_t *opl3;
1399 int err;
1400
1401 if (dev >= SNDRV_CARDS)
1402 return -ENODEV;
1403 if (!enable[dev]) {
1404 dev++;
1405 return -ENOENT;
1406 }
1407
1408 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
1409 if (card == NULL)
1410 return -ENOMEM;
1411 if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], &chip)) < 0) {
1412 snd_card_free(card);
1413 return err;
1414 }
1415
1416 strcpy(card->driver, "FM801");
1417 strcpy(card->shortname, "ForteMedia FM801-");
1418 strcat(card->shortname, chip->multichannel ? "AU" : "AS");
1419 sprintf(card->longname, "%s at 0x%lx, irq %i",
1420 card->shortname, chip->port, chip->irq);
1421
1422 if ((err = snd_fm801_pcm(chip, 0, NULL)) < 0) {
1423 snd_card_free(card);
1424 return err;
1425 }
1426 if ((err = snd_fm801_mixer(chip)) < 0) {
1427 snd_card_free(card);
1428 return err;
1429 }
1430 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801,
1431 FM801_REG(chip, MPU401_DATA), 1,
1432 chip->irq, 0, &chip->rmidi)) < 0) {
1433 snd_card_free(card);
1434 return err;
1435 }
1436 if ((err = snd_opl3_create(card, FM801_REG(chip, OPL3_BANK0),
1437 FM801_REG(chip, OPL3_BANK1),
1438 OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) {
1439 snd_card_free(card);
1440 return err;
1441 }
1442 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
1443 snd_card_free(card);
1444 return err;
1445 }
1446
1447 if ((err = snd_card_register(card)) < 0) {
1448 snd_card_free(card);
1449 return err;
1450 }
1451 pci_set_drvdata(pci, card);
1452 dev++;
1453 return 0;
1454 }
1455
1456 static void __devexit snd_card_fm801_remove(struct pci_dev *pci)
1457 {
1458 snd_card_free(pci_get_drvdata(pci));
1459 pci_set_drvdata(pci, NULL);
1460 }
1461
1462 static struct pci_driver driver = {
1463 .name = "FM801",
1464 .id_table = snd_fm801_ids,
1465 .probe = snd_card_fm801_probe,
1466 .remove = __devexit_p(snd_card_fm801_remove),
1467 };
1468
1469 static int __init alsa_card_fm801_init(void)
1470 {
1471 return pci_module_init(&driver);
1472 }
1473
1474 static void __exit alsa_card_fm801_exit(void)
1475 {
1476 pci_unregister_driver(&driver);
1477 }
1478
1479 module_init(alsa_card_fm801_init)
1480 module_exit(alsa_card_fm801_exit)
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