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[PATCH] orinoco: orinoco_xmit() should only return valid symbolic constants
[linux-2.6/sactl.git] / sound / pci / fm801.c
blob6ab4aefbccf81fb647985be668ebd4f3a8788723
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 /* codec access */
107 #define FM801_AC97_READ (1<<7) /* read=1, write=0 */
108 #define FM801_AC97_VALID (1<<8) /* port valid=1 */
109 #define FM801_AC97_BUSY (1<<9) /* busy=1 */
110 #define FM801_AC97_ADDR_SHIFT 10 /* codec id (2bit) */
111
112 /* playback and record control register bits */
113 #define FM801_BUF1_LAST (1<<1)
114 #define FM801_BUF2_LAST (1<<2)
115 #define FM801_START (1<<5)
116 #define FM801_PAUSE (1<<6)
117 #define FM801_IMMED_STOP (1<<7)
118 #define FM801_RATE_SHIFT 8
119 #define FM801_RATE_MASK (15 << FM801_RATE_SHIFT)
120 #define FM801_CHANNELS_4 (1<<12) /* playback only */
121 #define FM801_CHANNELS_6 (2<<12) /* playback only */
122 #define FM801_CHANNELS_6MS (3<<12) /* playback only */
123 #define FM801_CHANNELS_MASK (3<<12)
124 #define FM801_16BIT (1<<14)
125 #define FM801_STEREO (1<<15)
126
127 /* IRQ status bits */
128 #define FM801_IRQ_PLAYBACK (1<<8)
129 #define FM801_IRQ_CAPTURE (1<<9)
130 #define FM801_IRQ_VOLUME (1<<14)
131 #define FM801_IRQ_MPU (1<<15)
132
133 /* GPIO control register */
134 #define FM801_GPIO_GP0 (1<<0) /* read/write */
135 #define FM801_GPIO_GP1 (1<<1)
136 #define FM801_GPIO_GP2 (1<<2)
137 #define FM801_GPIO_GP3 (1<<3)
138 #define FM801_GPIO_GP(x) (1<<(0+(x)))
139 #define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/
140 #define FM801_GPIO_GD1 (1<<9)
141 #define FM801_GPIO_GD2 (1<<10)
142 #define FM801_GPIO_GD3 (1<<11)
143 #define FM801_GPIO_GD(x) (1<<(8+(x)))
144 #define FM801_GPIO_GS0 (1<<12) /* function select: */
145 #define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */
146 #define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */
147 #define FM801_GPIO_GS3 (1<<15)
148 #define FM801_GPIO_GS(x) (1<<(12+(x)))
149
150 /*
151
152 */
153
154 struct fm801 {
155 int irq;
156
157 unsigned long port; /* I/O port number */
158 unsigned int multichannel: 1, /* multichannel support */
159 secondary: 1; /* secondary codec */
160 unsigned char secondary_addr; /* address of the secondary codec */
161
162 unsigned short ply_ctrl; /* playback control */
163 unsigned short cap_ctrl; /* capture control */
164
165 unsigned long ply_buffer;
166 unsigned int ply_buf;
167 unsigned int ply_count;
168 unsigned int ply_size;
169 unsigned int ply_pos;
170
171 unsigned long cap_buffer;
172 unsigned int cap_buf;
173 unsigned int cap_count;
174 unsigned int cap_size;
175 unsigned int cap_pos;
176
177 struct snd_ac97_bus *ac97_bus;
178 struct snd_ac97 *ac97;
179 struct snd_ac97 *ac97_sec;
180
181 struct pci_dev *pci;
182 struct snd_card *card;
183 struct snd_pcm *pcm;
184 struct snd_rawmidi *rmidi;
185 struct snd_pcm_substream *playback_substream;
186 struct snd_pcm_substream *capture_substream;
187 unsigned int p_dma_size;
188 unsigned int c_dma_size;
189
190 spinlock_t reg_lock;
191 struct snd_info_entry *proc_entry;
192
193 #ifdef TEA575X_RADIO
194 struct snd_tea575x tea;
195 #endif
196
197 #ifdef CONFIG_PM
198 u16 saved_regs[0x20];
199 #endif
200 };
201
202 static struct pci_device_id snd_fm801_ids[] = {
203 { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */
204 { 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */
205 { 0, }
206 };
207
208 MODULE_DEVICE_TABLE(pci, snd_fm801_ids);
209
210 /*
211 * common I/O routines
212 */
213
214 static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg,
215 unsigned short mask, unsigned short value)
216 {
217 int change;
218 unsigned long flags;
219 unsigned short old, new;
220
221 spin_lock_irqsave(&chip->reg_lock, flags);
222 old = inw(chip->port + reg);
223 new = (old & ~mask) | value;
224 change = old != new;
225 if (change)
226 outw(new, chip->port + reg);
227 spin_unlock_irqrestore(&chip->reg_lock, flags);
228 return change;
229 }
230
231 static void snd_fm801_codec_write(struct snd_ac97 *ac97,
232 unsigned short reg,
233 unsigned short val)
234 {
235 struct fm801 *chip = ac97->private_data;
236 int idx;
237
238 /*
239 * Wait until the codec interface is not ready..
240 */
241 for (idx = 0; idx < 100; idx++) {
242 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
243 goto ok1;
244 udelay(10);
245 }
246 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n");
247 return;
248
249 ok1:
250 /* write data and address */
251 outw(val, FM801_REG(chip, AC97_DATA));
252 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
253 /*
254 * Wait until the write command is not completed..
255 */
256 for (idx = 0; idx < 1000; idx++) {
257 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
258 return;
259 udelay(10);
260 }
261 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num);
262 }
263
264 static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg)
265 {
266 struct fm801 *chip = ac97->private_data;
267 int idx;
268
269 /*
270 * Wait until the codec interface is not ready..
271 */
272 for (idx = 0; idx < 100; idx++) {
273 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
274 goto ok1;
275 udelay(10);
276 }
277 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n");
278 return 0;
279
280 ok1:
281 /* read command */
282 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ,
283 FM801_REG(chip, AC97_CMD));
284 for (idx = 0; idx < 100; idx++) {
285 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
286 goto ok2;
287 udelay(10);
288 }
289 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num);
290 return 0;
291
292 ok2:
293 for (idx = 0; idx < 1000; idx++) {
294 if (inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_VALID)
295 goto ok3;
296 udelay(10);
297 }
298 snd_printk(KERN_ERR "AC'97 interface #%d is not valid (2)\n", ac97->num);
299 return 0;
300
301 ok3:
302 return inw(FM801_REG(chip, AC97_DATA));
303 }
304
305 static unsigned int rates[] = {
306 5500, 8000, 9600, 11025,
307 16000, 19200, 22050, 32000,
308 38400, 44100, 48000
309 };
310
311 static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
312 .count = ARRAY_SIZE(rates),
313 .list = rates,
314 .mask = 0,
315 };
316
317 static unsigned int channels[] = {
318 2, 4, 6
319 };
320
321 #define CHANNELS sizeof(channels) / sizeof(channels[0])
322
323 static struct snd_pcm_hw_constraint_list hw_constraints_channels = {
324 .count = CHANNELS,
325 .list = channels,
326 .mask = 0,
327 };
328
329 /*
330 * Sample rate routines
331 */
332
333 static unsigned short snd_fm801_rate_bits(unsigned int rate)
334 {
335 unsigned int idx;
336
337 for (idx = 0; idx < ARRAY_SIZE(rates); idx++)
338 if (rates[idx] == rate)
339 return idx;
340 snd_BUG();
341 return ARRAY_SIZE(rates) - 1;
342 }
343
344 /*
345 * PCM part
346 */
347
348 static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream,
349 int cmd)
350 {
351 struct fm801 *chip = snd_pcm_substream_chip(substream);
352
353 spin_lock(&chip->reg_lock);
354 switch (cmd) {
355 case SNDRV_PCM_TRIGGER_START:
356 chip->ply_ctrl &= ~(FM801_BUF1_LAST |
357 FM801_BUF2_LAST |
358 FM801_PAUSE);
359 chip->ply_ctrl |= FM801_START |
360 FM801_IMMED_STOP;
361 break;
362 case SNDRV_PCM_TRIGGER_STOP:
363 chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE);
364 break;
365 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
366 case SNDRV_PCM_TRIGGER_SUSPEND:
367 chip->ply_ctrl |= FM801_PAUSE;
368 break;
369 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
370 case SNDRV_PCM_TRIGGER_RESUME:
371 chip->ply_ctrl &= ~FM801_PAUSE;
372 break;
373 default:
374 spin_unlock(&chip->reg_lock);
375 snd_BUG();
376 return -EINVAL;
377 }
378 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
379 spin_unlock(&chip->reg_lock);
380 return 0;
381 }
382
383 static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream,
384 int cmd)
385 {
386 struct fm801 *chip = snd_pcm_substream_chip(substream);
387
388 spin_lock(&chip->reg_lock);
389 switch (cmd) {
390 case SNDRV_PCM_TRIGGER_START:
391 chip->cap_ctrl &= ~(FM801_BUF1_LAST |
392 FM801_BUF2_LAST |
393 FM801_PAUSE);
394 chip->cap_ctrl |= FM801_START |
395 FM801_IMMED_STOP;
396 break;
397 case SNDRV_PCM_TRIGGER_STOP:
398 chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE);
399 break;
400 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
401 case SNDRV_PCM_TRIGGER_SUSPEND:
402 chip->cap_ctrl |= FM801_PAUSE;
403 break;
404 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
405 case SNDRV_PCM_TRIGGER_RESUME:
406 chip->cap_ctrl &= ~FM801_PAUSE;
407 break;
408 default:
409 spin_unlock(&chip->reg_lock);
410 snd_BUG();
411 return -EINVAL;
412 }
413 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
414 spin_unlock(&chip->reg_lock);
415 return 0;
416 }
417
418 static int snd_fm801_hw_params(struct snd_pcm_substream *substream,
419 struct snd_pcm_hw_params *hw_params)
420 {
421 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
422 }
423
424 static int snd_fm801_hw_free(struct snd_pcm_substream *substream)
425 {
426 return snd_pcm_lib_free_pages(substream);
427 }
428
429 static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream)
430 {
431 struct fm801 *chip = snd_pcm_substream_chip(substream);
432 struct snd_pcm_runtime *runtime = substream->runtime;
433
434 chip->ply_size = snd_pcm_lib_buffer_bytes(substream);
435 chip->ply_count = snd_pcm_lib_period_bytes(substream);
436 spin_lock_irq(&chip->reg_lock);
437 chip->ply_ctrl &= ~(FM801_START | FM801_16BIT |
438 FM801_STEREO | FM801_RATE_MASK |
439 FM801_CHANNELS_MASK);
440 if (snd_pcm_format_width(runtime->format) == 16)
441 chip->ply_ctrl |= FM801_16BIT;
442 if (runtime->channels > 1) {
443 chip->ply_ctrl |= FM801_STEREO;
444 if (runtime->channels == 4)
445 chip->ply_ctrl |= FM801_CHANNELS_4;
446 else if (runtime->channels == 6)
447 chip->ply_ctrl |= FM801_CHANNELS_6;
448 }
449 chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
450 chip->ply_buf = 0;
451 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
452 outw(chip->ply_count - 1, FM801_REG(chip, PLY_COUNT));
453 chip->ply_buffer = runtime->dma_addr;
454 chip->ply_pos = 0;
455 outl(chip->ply_buffer, FM801_REG(chip, PLY_BUF1));
456 outl(chip->ply_buffer + (chip->ply_count % chip->ply_size), FM801_REG(chip, PLY_BUF2));
457 spin_unlock_irq(&chip->reg_lock);
458 return 0;
459 }
460
461 static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream)
462 {
463 struct fm801 *chip = snd_pcm_substream_chip(substream);
464 struct snd_pcm_runtime *runtime = substream->runtime;
465
466 chip->cap_size = snd_pcm_lib_buffer_bytes(substream);
467 chip->cap_count = snd_pcm_lib_period_bytes(substream);
468 spin_lock_irq(&chip->reg_lock);
469 chip->cap_ctrl &= ~(FM801_START | FM801_16BIT |
470 FM801_STEREO | FM801_RATE_MASK);
471 if (snd_pcm_format_width(runtime->format) == 16)
472 chip->cap_ctrl |= FM801_16BIT;
473 if (runtime->channels > 1)
474 chip->cap_ctrl |= FM801_STEREO;
475 chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
476 chip->cap_buf = 0;
477 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
478 outw(chip->cap_count - 1, FM801_REG(chip, CAP_COUNT));
479 chip->cap_buffer = runtime->dma_addr;
480 chip->cap_pos = 0;
481 outl(chip->cap_buffer, FM801_REG(chip, CAP_BUF1));
482 outl(chip->cap_buffer + (chip->cap_count % chip->cap_size), FM801_REG(chip, CAP_BUF2));
483 spin_unlock_irq(&chip->reg_lock);
484 return 0;
485 }
486
487 static snd_pcm_uframes_t snd_fm801_playback_pointer(struct snd_pcm_substream *substream)
488 {
489 struct fm801 *chip = snd_pcm_substream_chip(substream);
490 size_t ptr;
491
492 if (!(chip->ply_ctrl & FM801_START))
493 return 0;
494 spin_lock(&chip->reg_lock);
495 ptr = chip->ply_pos + (chip->ply_count - 1) - inw(FM801_REG(chip, PLY_COUNT));
496 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_PLAYBACK) {
497 ptr += chip->ply_count;
498 ptr %= chip->ply_size;
499 }
500 spin_unlock(&chip->reg_lock);
501 return bytes_to_frames(substream->runtime, ptr);
502 }
503
504 static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *substream)
505 {
506 struct fm801 *chip = snd_pcm_substream_chip(substream);
507 size_t ptr;
508
509 if (!(chip->cap_ctrl & FM801_START))
510 return 0;
511 spin_lock(&chip->reg_lock);
512 ptr = chip->cap_pos + (chip->cap_count - 1) - inw(FM801_REG(chip, CAP_COUNT));
513 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_CAPTURE) {
514 ptr += chip->cap_count;
515 ptr %= chip->cap_size;
516 }
517 spin_unlock(&chip->reg_lock);
518 return bytes_to_frames(substream->runtime, ptr);
519 }
520
521 static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id, struct pt_regs *regs)
522 {
523 struct fm801 *chip = dev_id;
524 unsigned short status;
525 unsigned int tmp;
526
527 status = inw(FM801_REG(chip, IRQ_STATUS));
528 status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME;
529 if (! status)
530 return IRQ_NONE;
531 /* ack first */
532 outw(status, FM801_REG(chip, IRQ_STATUS));
533 if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) {
534 spin_lock(&chip->reg_lock);
535 chip->ply_buf++;
536 chip->ply_pos += chip->ply_count;
537 chip->ply_pos %= chip->ply_size;
538 tmp = chip->ply_pos + chip->ply_count;
539 tmp %= chip->ply_size;
540 outl(chip->ply_buffer + tmp,
541 (chip->ply_buf & 1) ?
542 FM801_REG(chip, PLY_BUF1) :
543 FM801_REG(chip, PLY_BUF2));
544 spin_unlock(&chip->reg_lock);
545 snd_pcm_period_elapsed(chip->playback_substream);
546 }
547 if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) {
548 spin_lock(&chip->reg_lock);
549 chip->cap_buf++;
550 chip->cap_pos += chip->cap_count;
551 chip->cap_pos %= chip->cap_size;
552 tmp = chip->cap_pos + chip->cap_count;
553 tmp %= chip->cap_size;
554 outl(chip->cap_buffer + tmp,
555 (chip->cap_buf & 1) ?
556 FM801_REG(chip, CAP_BUF1) :
557 FM801_REG(chip, CAP_BUF2));
558 spin_unlock(&chip->reg_lock);
559 snd_pcm_period_elapsed(chip->capture_substream);
560 }
561 if (chip->rmidi && (status & FM801_IRQ_MPU))
562 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
563 if (status & FM801_IRQ_VOLUME)
564 ;/* TODO */
565
566 return IRQ_HANDLED;
567 }
568
569 static struct snd_pcm_hardware snd_fm801_playback =
570 {
571 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
572 SNDRV_PCM_INFO_BLOCK_TRANSFER |
573 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
574 SNDRV_PCM_INFO_MMAP_VALID),
575 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
576 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
577 .rate_min = 5500,
578 .rate_max = 48000,
579 .channels_min = 1,
580 .channels_max = 2,
581 .buffer_bytes_max = (128*1024),
582 .period_bytes_min = 64,
583 .period_bytes_max = (128*1024),
584 .periods_min = 1,
585 .periods_max = 1024,
586 .fifo_size = 0,
587 };
588
589 static struct snd_pcm_hardware snd_fm801_capture =
590 {
591 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
592 SNDRV_PCM_INFO_BLOCK_TRANSFER |
593 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
594 SNDRV_PCM_INFO_MMAP_VALID),
595 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
596 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
597 .rate_min = 5500,
598 .rate_max = 48000,
599 .channels_min = 1,
600 .channels_max = 2,
601 .buffer_bytes_max = (128*1024),
602 .period_bytes_min = 64,
603 .period_bytes_max = (128*1024),
604 .periods_min = 1,
605 .periods_max = 1024,
606 .fifo_size = 0,
607 };
608
609 static int snd_fm801_playback_open(struct snd_pcm_substream *substream)
610 {
611 struct fm801 *chip = snd_pcm_substream_chip(substream);
612 struct snd_pcm_runtime *runtime = substream->runtime;
613 int err;
614
615 chip->playback_substream = substream;
616 runtime->hw = snd_fm801_playback;
617 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
618 &hw_constraints_rates);
619 if (chip->multichannel) {
620 runtime->hw.channels_max = 6;
621 snd_pcm_hw_constraint_list(runtime, 0,
622 SNDRV_PCM_HW_PARAM_CHANNELS,
623 &hw_constraints_channels);
624 }
625 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
626 return err;
627 return 0;
628 }
629
630 static int snd_fm801_capture_open(struct snd_pcm_substream *substream)
631 {
632 struct fm801 *chip = snd_pcm_substream_chip(substream);
633 struct snd_pcm_runtime *runtime = substream->runtime;
634 int err;
635
636 chip->capture_substream = substream;
637 runtime->hw = snd_fm801_capture;
638 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
639 &hw_constraints_rates);
640 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
641 return err;
642 return 0;
643 }
644
645 static int snd_fm801_playback_close(struct snd_pcm_substream *substream)
646 {
647 struct fm801 *chip = snd_pcm_substream_chip(substream);
648
649 chip->playback_substream = NULL;
650 return 0;
651 }
652
653 static int snd_fm801_capture_close(struct snd_pcm_substream *substream)
654 {
655 struct fm801 *chip = snd_pcm_substream_chip(substream);
656
657 chip->capture_substream = NULL;
658 return 0;
659 }
660
661 static struct snd_pcm_ops snd_fm801_playback_ops = {
662 .open = snd_fm801_playback_open,
663 .close = snd_fm801_playback_close,
664 .ioctl = snd_pcm_lib_ioctl,
665 .hw_params = snd_fm801_hw_params,
666 .hw_free = snd_fm801_hw_free,
667 .prepare = snd_fm801_playback_prepare,
668 .trigger = snd_fm801_playback_trigger,
669 .pointer = snd_fm801_playback_pointer,
670 };
671
672 static struct snd_pcm_ops snd_fm801_capture_ops = {
673 .open = snd_fm801_capture_open,
674 .close = snd_fm801_capture_close,
675 .ioctl = snd_pcm_lib_ioctl,
676 .hw_params = snd_fm801_hw_params,
677 .hw_free = snd_fm801_hw_free,
678 .prepare = snd_fm801_capture_prepare,
679 .trigger = snd_fm801_capture_trigger,
680 .pointer = snd_fm801_capture_pointer,
681 };
682
683 static int __devinit snd_fm801_pcm(struct fm801 *chip, int device, struct snd_pcm ** rpcm)
684 {
685 struct snd_pcm *pcm;
686 int err;
687
688 if (rpcm)
689 *rpcm = NULL;
690 if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0)
691 return err;
692
693 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops);
694 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops);
695
696 pcm->private_data = chip;
697 pcm->info_flags = 0;
698 strcpy(pcm->name, "FM801");
699 chip->pcm = pcm;
700
701 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
702 snd_dma_pci_data(chip->pci),
703 chip->multichannel ? 128*1024 : 64*1024, 128*1024);
704
705 if (rpcm)
706 *rpcm = pcm;
707 return 0;
708 }
709
710 /*
711 * TEA5757 radio
712 */
713
714 #ifdef TEA575X_RADIO
715
716 /* 256PCS GPIO numbers */
717 #define TEA_256PCS_DATA 1
718 #define TEA_256PCS_WRITE_ENABLE 2 /* inverted */
719 #define TEA_256PCS_BUS_CLOCK 3
720
721 static void snd_fm801_tea575x_256pcs_write(struct snd_tea575x *tea, unsigned int val)
722 {
723 struct fm801 *chip = tea->private_data;
724 unsigned short reg;
725 int i = 25;
726
727 spin_lock_irq(&chip->reg_lock);
728 reg = inw(FM801_REG(chip, GPIO_CTRL));
729 /* use GPIO lines and set write enable bit */
730 reg |= FM801_GPIO_GS(TEA_256PCS_DATA) |
731 FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) |
732 FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK);
733 /* all of lines are in the write direction */
734 /* clear data and clock lines */
735 reg &= ~(FM801_GPIO_GD(TEA_256PCS_DATA) |
736 FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) |
737 FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) |
738 FM801_GPIO_GP(TEA_256PCS_DATA) |
739 FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK) |
740 FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE));
741 outw(reg, FM801_REG(chip, GPIO_CTRL));
742 udelay(1);
743
744 while (i--) {
745 if (val & (1 << i))
746 reg |= FM801_GPIO_GP(TEA_256PCS_DATA);
747 else
748 reg &= ~FM801_GPIO_GP(TEA_256PCS_DATA);
749 outw(reg, FM801_REG(chip, GPIO_CTRL));
750 udelay(1);
751 reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
752 outw(reg, FM801_REG(chip, GPIO_CTRL));
753 reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
754 outw(reg, FM801_REG(chip, GPIO_CTRL));
755 udelay(1);
756 }
757
758 /* and reset the write enable bit */
759 reg |= FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE) |
760 FM801_GPIO_GP(TEA_256PCS_DATA);
761 outw(reg, FM801_REG(chip, GPIO_CTRL));
762 spin_unlock_irq(&chip->reg_lock);
763 }
764
765 static unsigned int snd_fm801_tea575x_256pcs_read(struct snd_tea575x *tea)
766 {
767 struct fm801 *chip = tea->private_data;
768 unsigned short reg;
769 unsigned int val = 0;
770 int i;
771
772 spin_lock_irq(&chip->reg_lock);
773 reg = inw(FM801_REG(chip, GPIO_CTRL));
774 /* use GPIO lines, set data direction to input */
775 reg |= FM801_GPIO_GS(TEA_256PCS_DATA) |
776 FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) |
777 FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK) |
778 FM801_GPIO_GD(TEA_256PCS_DATA) |
779 FM801_GPIO_GP(TEA_256PCS_DATA) |
780 FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE);
781 /* all of lines are in the write direction, except data */
782 /* clear data, write enable and clock lines */
783 reg &= ~(FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) |
784 FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) |
785 FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK));
786
787 for (i = 0; i < 24; i++) {
788 reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
789 outw(reg, FM801_REG(chip, GPIO_CTRL));
790 udelay(1);
791 reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
792 outw(reg, FM801_REG(chip, GPIO_CTRL));
793 udelay(1);
794 val <<= 1;
795 if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCS_DATA))
796 val |= 1;
797 }
798
799 spin_unlock_irq(&chip->reg_lock);
800
801 return val;
802 }
803
804 /* 256PCPR GPIO numbers */
805 #define TEA_256PCPR_BUS_CLOCK 0
806 #define TEA_256PCPR_DATA 1
807 #define TEA_256PCPR_WRITE_ENABLE 2 /* inverted */
808
809 static void snd_fm801_tea575x_256pcpr_write(struct snd_tea575x *tea, unsigned int val)
810 {
811 struct fm801 *chip = tea->private_data;
812 unsigned short reg;
813 int i = 25;
814
815 spin_lock_irq(&chip->reg_lock);
816 reg = inw(FM801_REG(chip, GPIO_CTRL));
817 /* use GPIO lines and set write enable bit */
818 reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) |
819 FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) |
820 FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK);
821 /* all of lines are in the write direction */
822 /* clear data and clock lines */
823 reg &= ~(FM801_GPIO_GD(TEA_256PCPR_DATA) |
824 FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) |
825 FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) |
826 FM801_GPIO_GP(TEA_256PCPR_DATA) |
827 FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK) |
828 FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE));
829 outw(reg, FM801_REG(chip, GPIO_CTRL));
830 udelay(1);
831
832 while (i--) {
833 if (val & (1 << i))
834 reg |= FM801_GPIO_GP(TEA_256PCPR_DATA);
835 else
836 reg &= ~FM801_GPIO_GP(TEA_256PCPR_DATA);
837 outw(reg, FM801_REG(chip, GPIO_CTRL));
838 udelay(1);
839 reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
840 outw(reg, FM801_REG(chip, GPIO_CTRL));
841 reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
842 outw(reg, FM801_REG(chip, GPIO_CTRL));
843 udelay(1);
844 }
845
846 /* and reset the write enable bit */
847 reg |= FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE) |
848 FM801_GPIO_GP(TEA_256PCPR_DATA);
849 outw(reg, FM801_REG(chip, GPIO_CTRL));
850 spin_unlock_irq(&chip->reg_lock);
851 }
852
853 static unsigned int snd_fm801_tea575x_256pcpr_read(struct snd_tea575x *tea)
854 {
855 struct fm801 *chip = tea->private_data;
856 unsigned short reg;
857 unsigned int val = 0;
858 int i;
859
860 spin_lock_irq(&chip->reg_lock);
861 reg = inw(FM801_REG(chip, GPIO_CTRL));
862 /* use GPIO lines, set data direction to input */
863 reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) |
864 FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) |
865 FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK) |
866 FM801_GPIO_GD(TEA_256PCPR_DATA) |
867 FM801_GPIO_GP(TEA_256PCPR_DATA) |
868 FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE);
869 /* all of lines are in the write direction, except data */
870 /* clear data, write enable and clock lines */
871 reg &= ~(FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) |
872 FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) |
873 FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK));
874
875 for (i = 0; i < 24; i++) {
876 reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
877 outw(reg, FM801_REG(chip, GPIO_CTRL));
878 udelay(1);
879 reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
880 outw(reg, FM801_REG(chip, GPIO_CTRL));
881 udelay(1);
882 val <<= 1;
883 if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCPR_DATA))
884 val |= 1;
885 }
886
887 spin_unlock_irq(&chip->reg_lock);
888
889 return val;
890 }
891
892 /* 64PCR GPIO numbers */
893 #define TEA_64PCR_BUS_CLOCK 0
894 #define TEA_64PCR_WRITE_ENABLE 1 /* inverted */
895 #define TEA_64PCR_DATA 2
896
897 static void snd_fm801_tea575x_64pcr_write(struct snd_tea575x *tea, unsigned int val)
898 {
899 struct fm801 *chip = tea->private_data;
900 unsigned short reg;
901 int i = 25;
902
903 spin_lock_irq(&chip->reg_lock);
904 reg = inw(FM801_REG(chip, GPIO_CTRL));
905 /* use GPIO lines and set write enable bit */
906 reg |= FM801_GPIO_GS(TEA_64PCR_DATA) |
907 FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) |
908 FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK);
909 /* all of lines are in the write direction */
910 /* clear data and clock lines */
911 reg &= ~(FM801_GPIO_GD(TEA_64PCR_DATA) |
912 FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) |
913 FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) |
914 FM801_GPIO_GP(TEA_64PCR_DATA) |
915 FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK) |
916 FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE));
917 outw(reg, FM801_REG(chip, GPIO_CTRL));
918 udelay(1);
919
920 while (i--) {
921 if (val & (1 << i))
922 reg |= FM801_GPIO_GP(TEA_64PCR_DATA);
923 else
924 reg &= ~FM801_GPIO_GP(TEA_64PCR_DATA);
925 outw(reg, FM801_REG(chip, GPIO_CTRL));
926 udelay(1);
927 reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
928 outw(reg, FM801_REG(chip, GPIO_CTRL));
929 reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
930 outw(reg, FM801_REG(chip, GPIO_CTRL));
931 udelay(1);
932 }
933
934 /* and reset the write enable bit */
935 reg |= FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE) |
936 FM801_GPIO_GP(TEA_64PCR_DATA);
937 outw(reg, FM801_REG(chip, GPIO_CTRL));
938 spin_unlock_irq(&chip->reg_lock);
939 }
940
941 static unsigned int snd_fm801_tea575x_64pcr_read(struct snd_tea575x *tea)
942 {
943 struct fm801 *chip = tea->private_data;
944 unsigned short reg;
945 unsigned int val = 0;
946 int i;
947
948 spin_lock_irq(&chip->reg_lock);
949 reg = inw(FM801_REG(chip, GPIO_CTRL));
950 /* use GPIO lines, set data direction to input */
951 reg |= FM801_GPIO_GS(TEA_64PCR_DATA) |
952 FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) |
953 FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK) |
954 FM801_GPIO_GD(TEA_64PCR_DATA) |
955 FM801_GPIO_GP(TEA_64PCR_DATA) |
956 FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE);
957 /* all of lines are in the write direction, except data */
958 /* clear data, write enable and clock lines */
959 reg &= ~(FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) |
960 FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) |
961 FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK));
962
963 for (i = 0; i < 24; i++) {
964 reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
965 outw(reg, FM801_REG(chip, GPIO_CTRL));
966 udelay(1);
967 reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
968 outw(reg, FM801_REG(chip, GPIO_CTRL));
969 udelay(1);
970 val <<= 1;
971 if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_64PCR_DATA))
972 val |= 1;
973 }
974
975 spin_unlock_irq(&chip->reg_lock);
976
977 return val;
978 }
979
980 static struct snd_tea575x_ops snd_fm801_tea_ops[3] = {
981 {
982 /* 1 = MediaForte 256-PCS */
983 .write = snd_fm801_tea575x_256pcs_write,
984 .read = snd_fm801_tea575x_256pcs_read,
985 },
986 {
987 /* 2 = MediaForte 256-PCPR */
988 .write = snd_fm801_tea575x_256pcpr_write,
989 .read = snd_fm801_tea575x_256pcpr_read,
990 },
991 {
992 /* 3 = MediaForte 64-PCR */
993 .write = snd_fm801_tea575x_64pcr_write,
994 .read = snd_fm801_tea575x_64pcr_read,
995 }
996 };
997 #endif
998
999 /*
1000 * Mixer routines
1001 */
1002
1003 #define FM801_SINGLE(xname, reg, shift, mask, invert) \
1004 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \
1005 .get = snd_fm801_get_single, .put = snd_fm801_put_single, \
1006 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
1007
1008 static int snd_fm801_info_single(struct snd_kcontrol *kcontrol,
1009 struct snd_ctl_elem_info *uinfo)
1010 {
1011 int mask = (kcontrol->private_value >> 16) & 0xff;
1012
1013 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
1014 uinfo->count = 1;
1015 uinfo->value.integer.min = 0;
1016 uinfo->value.integer.max = mask;
1017 return 0;
1018 }
1019
1020 static int snd_fm801_get_single(struct snd_kcontrol *kcontrol,
1021 struct snd_ctl_elem_value *ucontrol)
1022 {
1023 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1024 int reg = kcontrol->private_value & 0xff;
1025 int shift = (kcontrol->private_value >> 8) & 0xff;
1026 int mask = (kcontrol->private_value >> 16) & 0xff;
1027 int invert = (kcontrol->private_value >> 24) & 0xff;
1028
1029 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift) & mask;
1030 if (invert)
1031 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
1032 return 0;
1033 }
1034
1035 static int snd_fm801_put_single(struct snd_kcontrol *kcontrol,
1036 struct snd_ctl_elem_value *ucontrol)
1037 {
1038 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1039 int reg = kcontrol->private_value & 0xff;
1040 int shift = (kcontrol->private_value >> 8) & 0xff;
1041 int mask = (kcontrol->private_value >> 16) & 0xff;
1042 int invert = (kcontrol->private_value >> 24) & 0xff;
1043 unsigned short val;
1044
1045 val = (ucontrol->value.integer.value[0] & mask);
1046 if (invert)
1047 val = mask - val;
1048 return snd_fm801_update_bits(chip, reg, mask << shift, val << shift);
1049 }
1050
1051 #define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
1052 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \
1053 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
1054 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) }
1055
1056 static int snd_fm801_info_double(struct snd_kcontrol *kcontrol,
1057 struct snd_ctl_elem_info *uinfo)
1058 {
1059 int mask = (kcontrol->private_value >> 16) & 0xff;
1060
1061 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
1062 uinfo->count = 2;
1063 uinfo->value.integer.min = 0;
1064 uinfo->value.integer.max = mask;
1065 return 0;
1066 }
1067
1068 static int snd_fm801_get_double(struct snd_kcontrol *kcontrol,
1069 struct snd_ctl_elem_value *ucontrol)
1070 {
1071 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1072 int reg = kcontrol->private_value & 0xff;
1073 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
1074 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
1075 int mask = (kcontrol->private_value >> 16) & 0xff;
1076 int invert = (kcontrol->private_value >> 24) & 0xff;
1077
1078 spin_lock_irq(&chip->reg_lock);
1079 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift_left) & mask;
1080 ucontrol->value.integer.value[1] = (inw(chip->port + reg) >> shift_right) & mask;
1081 spin_unlock_irq(&chip->reg_lock);
1082 if (invert) {
1083 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
1084 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
1085 }
1086 return 0;
1087 }
1088
1089 static int snd_fm801_put_double(struct snd_kcontrol *kcontrol,
1090 struct snd_ctl_elem_value *ucontrol)
1091 {
1092 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1093 int reg = kcontrol->private_value & 0xff;
1094 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
1095 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
1096 int mask = (kcontrol->private_value >> 16) & 0xff;
1097 int invert = (kcontrol->private_value >> 24) & 0xff;
1098 unsigned short val1, val2;
1099
1100 val1 = ucontrol->value.integer.value[0] & mask;
1101 val2 = ucontrol->value.integer.value[1] & mask;
1102 if (invert) {
1103 val1 = mask - val1;
1104 val2 = mask - val2;
1105 }
1106 return snd_fm801_update_bits(chip, reg,
1107 (mask << shift_left) | (mask << shift_right),
1108 (val1 << shift_left ) | (val2 << shift_right));
1109 }
1110
1111 static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol,
1112 struct snd_ctl_elem_info *uinfo)
1113 {
1114 static char *texts[5] = {
1115 "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary"
1116 };
1117
1118 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1119 uinfo->count = 1;
1120 uinfo->value.enumerated.items = 5;
1121 if (uinfo->value.enumerated.item > 4)
1122 uinfo->value.enumerated.item = 4;
1123 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1124 return 0;
1125 }
1126
1127 static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol,
1128 struct snd_ctl_elem_value *ucontrol)
1129 {
1130 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1131 unsigned short val;
1132
1133 val = inw(FM801_REG(chip, REC_SRC)) & 7;
1134 if (val > 4)
1135 val = 4;
1136 ucontrol->value.enumerated.item[0] = val;
1137 return 0;
1138 }
1139
1140 static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol,
1141 struct snd_ctl_elem_value *ucontrol)
1142 {
1143 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1144 unsigned short val;
1145
1146 if ((val = ucontrol->value.enumerated.item[0]) > 4)
1147 return -EINVAL;
1148 return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val);
1149 }
1150
1151 #define FM801_CONTROLS ARRAY_SIZE(snd_fm801_controls)
1152
1153 static struct snd_kcontrol_new snd_fm801_controls[] __devinitdata = {
1154 FM801_DOUBLE("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1),
1155 FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1),
1156 FM801_DOUBLE("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1),
1157 FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1),
1158 FM801_DOUBLE("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1),
1159 FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1),
1160 {
1161 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1162 .name = "Digital Capture Source",
1163 .info = snd_fm801_info_mux,
1164 .get = snd_fm801_get_mux,
1165 .put = snd_fm801_put_mux,
1166 }
1167 };
1168
1169 #define FM801_CONTROLS_MULTI ARRAY_SIZE(snd_fm801_controls_multi)
1170
1171 static struct snd_kcontrol_new snd_fm801_controls_multi[] __devinitdata = {
1172 FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0),
1173 FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0),
1174 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), FM801_I2S_MODE, 8, 1, 0),
1175 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",PLAYBACK,SWITCH), FM801_I2S_MODE, 9, 1, 0),
1176 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",CAPTURE,SWITCH), FM801_I2S_MODE, 10, 1, 0),
1177 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), FM801_GEN_CTRL, 2, 1, 0),
1178 };
1179
1180 static void snd_fm801_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1181 {
1182 struct fm801 *chip = bus->private_data;
1183 chip->ac97_bus = NULL;
1184 }
1185
1186 static void snd_fm801_mixer_free_ac97(struct snd_ac97 *ac97)
1187 {
1188 struct fm801 *chip = ac97->private_data;
1189 if (ac97->num == 0) {
1190 chip->ac97 = NULL;
1191 } else {
1192 chip->ac97_sec = NULL;
1193 }
1194 }
1195
1196 static int __devinit snd_fm801_mixer(struct fm801 *chip)
1197 {
1198 struct snd_ac97_template ac97;
1199 unsigned int i;
1200 int err;
1201 static struct snd_ac97_bus_ops ops = {
1202 .write = snd_fm801_codec_write,
1203 .read = snd_fm801_codec_read,
1204 };
1205
1206 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1207 return err;
1208 chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus;
1209
1210 memset(&ac97, 0, sizeof(ac97));
1211 ac97.private_data = chip;
1212 ac97.private_free = snd_fm801_mixer_free_ac97;
1213 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1214 return err;
1215 if (chip->secondary) {
1216 ac97.num = 1;
1217 ac97.addr = chip->secondary_addr;
1218 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0)
1219 return err;
1220 }
1221 for (i = 0; i < FM801_CONTROLS; i++)
1222 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], chip));
1223 if (chip->multichannel) {
1224 for (i = 0; i < FM801_CONTROLS_MULTI; i++)
1225 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
1226 }
1227 return 0;
1228 }
1229
1230 /*
1231 * initialization routines
1232 */
1233
1234 static int wait_for_codec(struct fm801 *chip, unsigned int codec_id,
1235 unsigned short reg, unsigned long waits)
1236 {
1237 unsigned long timeout = jiffies + waits;
1238
1239 outw(FM801_AC97_READ | (codec_id << FM801_AC97_ADDR_SHIFT) | reg,
1240 FM801_REG(chip, AC97_CMD));
1241 udelay(5);
1242 do {
1243 if ((inw(FM801_REG(chip, AC97_CMD)) & (FM801_AC97_VALID|FM801_AC97_BUSY))
1244 == FM801_AC97_VALID)
1245 return 0;
1246 schedule_timeout_uninterruptible(1);
1247 } while (time_after(timeout, jiffies));
1248 return -EIO;
1249 }
1250
1251 static int snd_fm801_chip_init(struct fm801 *chip, int resume)
1252 {
1253 int id;
1254 unsigned short cmdw;
1255
1256 /* codec cold reset + AC'97 warm reset */
1257 outw((1<<5) | (1<<6), FM801_REG(chip, CODEC_CTRL));
1258 inw(FM801_REG(chip, CODEC_CTRL)); /* flush posting data */
1259 udelay(100);
1260 outw(0, FM801_REG(chip, CODEC_CTRL));
1261
1262 if (wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750)) < 0) {
1263 snd_printk(KERN_ERR "Primary AC'97 codec not found\n");
1264 if (! resume)
1265 return -EIO;
1266 }
1267
1268 if (chip->multichannel) {
1269 if (chip->secondary_addr) {
1270 wait_for_codec(chip, chip->secondary_addr,
1271 AC97_VENDOR_ID1, msecs_to_jiffies(50));
1272 } else {
1273 /* my card has the secondary codec */
1274 /* at address #3, so the loop is inverted */
1275 for (id = 3; id > 0; id--) {
1276 if (! wait_for_codec(chip, id, AC97_VENDOR_ID1,
1277 msecs_to_jiffies(50))) {
1278 cmdw = inw(FM801_REG(chip, AC97_DATA));
1279 if (cmdw != 0xffff && cmdw != 0) {
1280 chip->secondary = 1;
1281 chip->secondary_addr = id;
1282 break;
1283 }
1284 }
1285 }
1286 }
1287
1288 /* the recovery phase, it seems that probing for non-existing codec might */
1289 /* cause timeout problems */
1290 wait_for_codec(chip, 0, AC97_VENDOR_ID1, msecs_to_jiffies(750));
1291 }
1292
1293 /* init volume */
1294 outw(0x0808, FM801_REG(chip, PCM_VOL));
1295 outw(0x9f1f, FM801_REG(chip, FM_VOL));
1296 outw(0x8808, FM801_REG(chip, I2S_VOL));
1297
1298 /* I2S control - I2S mode */
1299 outw(0x0003, FM801_REG(chip, I2S_MODE));
1300
1301 /* interrupt setup - unmask MPU, PLAYBACK & CAPTURE */
1302 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1303 cmdw &= ~0x0083;
1304 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1305
1306 /* interrupt clear */
1307 outw(FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU, FM801_REG(chip, IRQ_STATUS));
1308
1309 return 0;
1310 }
1311
1312
1313 static int snd_fm801_free(struct fm801 *chip)
1314 {
1315 unsigned short cmdw;
1316
1317 if (chip->irq < 0)
1318 goto __end_hw;
1319
1320 /* interrupt setup - mask everything */
1321 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1322 cmdw |= 0x00c3;
1323 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1324
1325 __end_hw:
1326 #ifdef TEA575X_RADIO
1327 snd_tea575x_exit(&chip->tea);
1328 #endif
1329 if (chip->irq >= 0)
1330 free_irq(chip->irq, chip);
1331 pci_release_regions(chip->pci);
1332 pci_disable_device(chip->pci);
1333
1334 kfree(chip);
1335 return 0;
1336 }
1337
1338 static int snd_fm801_dev_free(struct snd_device *device)
1339 {
1340 struct fm801 *chip = device->device_data;
1341 return snd_fm801_free(chip);
1342 }
1343
1344 static int __devinit snd_fm801_create(struct snd_card *card,
1345 struct pci_dev * pci,
1346 int tea575x_tuner,
1347 struct fm801 ** rchip)
1348 {
1349 struct fm801 *chip;
1350 unsigned char rev;
1351 int err;
1352 static struct snd_device_ops ops = {
1353 .dev_free = snd_fm801_dev_free,
1354 };
1355
1356 *rchip = NULL;
1357 if ((err = pci_enable_device(pci)) < 0)
1358 return err;
1359 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
1360 if (chip == NULL) {
1361 pci_disable_device(pci);
1362 return -ENOMEM;
1363 }
1364 spin_lock_init(&chip->reg_lock);
1365 chip->card = card;
1366 chip->pci = pci;
1367 chip->irq = -1;
1368 if ((err = pci_request_regions(pci, "FM801")) < 0) {
1369 kfree(chip);
1370 pci_disable_device(pci);
1371 return err;
1372 }
1373 chip->port = pci_resource_start(pci, 0);
1374 if (request_irq(pci->irq, snd_fm801_interrupt, SA_INTERRUPT|SA_SHIRQ,
1375 "FM801", chip)) {
1376 snd_printk(KERN_ERR "unable to grab IRQ %d\n", chip->irq);
1377 snd_fm801_free(chip);
1378 return -EBUSY;
1379 }
1380 chip->irq = pci->irq;
1381 pci_set_master(pci);
1382
1383 pci_read_config_byte(pci, PCI_REVISION_ID, &rev);
1384 if (rev >= 0xb1) /* FM801-AU */
1385 chip->multichannel = 1;
1386
1387 snd_fm801_chip_init(chip, 0);
1388
1389 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1390 snd_fm801_free(chip);
1391 return err;
1392 }
1393
1394 snd_card_set_dev(card, &pci->dev);
1395
1396 #ifdef TEA575X_RADIO
1397 if (tea575x_tuner > 0 && (tea575x_tuner & 0xffff) < 4) {
1398 chip->tea.dev_nr = tea575x_tuner >> 16;
1399 chip->tea.card = card;
1400 chip->tea.freq_fixup = 10700;
1401 chip->tea.private_data = chip;
1402 chip->tea.ops = &snd_fm801_tea_ops[(tea575x_tuner & 0xffff) - 1];
1403 snd_tea575x_init(&chip->tea);
1404 }
1405 #endif
1406
1407 *rchip = chip;
1408 return 0;
1409 }
1410
1411 static int __devinit snd_card_fm801_probe(struct pci_dev *pci,
1412 const struct pci_device_id *pci_id)
1413 {
1414 static int dev;
1415 struct snd_card *card;
1416 struct fm801 *chip;
1417 struct snd_opl3 *opl3;
1418 int err;
1419
1420 if (dev >= SNDRV_CARDS)
1421 return -ENODEV;
1422 if (!enable[dev]) {
1423 dev++;
1424 return -ENOENT;
1425 }
1426
1427 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
1428 if (card == NULL)
1429 return -ENOMEM;
1430 if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], &chip)) < 0) {
1431 snd_card_free(card);
1432 return err;
1433 }
1434 card->private_data = chip;
1435
1436 strcpy(card->driver, "FM801");
1437 strcpy(card->shortname, "ForteMedia FM801-");
1438 strcat(card->shortname, chip->multichannel ? "AU" : "AS");
1439 sprintf(card->longname, "%s at 0x%lx, irq %i",
1440 card->shortname, chip->port, chip->irq);
1441
1442 if ((err = snd_fm801_pcm(chip, 0, NULL)) < 0) {
1443 snd_card_free(card);
1444 return err;
1445 }
1446 if ((err = snd_fm801_mixer(chip)) < 0) {
1447 snd_card_free(card);
1448 return err;
1449 }
1450 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801,
1451 FM801_REG(chip, MPU401_DATA), 1,
1452 chip->irq, 0, &chip->rmidi)) < 0) {
1453 snd_card_free(card);
1454 return err;
1455 }
1456 if ((err = snd_opl3_create(card, FM801_REG(chip, OPL3_BANK0),
1457 FM801_REG(chip, OPL3_BANK1),
1458 OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) {
1459 snd_card_free(card);
1460 return err;
1461 }
1462 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
1463 snd_card_free(card);
1464 return err;
1465 }
1466
1467 if ((err = snd_card_register(card)) < 0) {
1468 snd_card_free(card);
1469 return err;
1470 }
1471 pci_set_drvdata(pci, card);
1472 dev++;
1473 return 0;
1474 }
1475
1476 static void __devexit snd_card_fm801_remove(struct pci_dev *pci)
1477 {
1478 snd_card_free(pci_get_drvdata(pci));
1479 pci_set_drvdata(pci, NULL);
1480 }
1481
1482 #ifdef CONFIG_PM
1483 static unsigned char saved_regs[] = {
1484 FM801_PCM_VOL, FM801_I2S_VOL, FM801_FM_VOL, FM801_REC_SRC,
1485 FM801_PLY_CTRL, FM801_PLY_COUNT, FM801_PLY_BUF1, FM801_PLY_BUF2,
1486 FM801_CAP_CTRL, FM801_CAP_COUNT, FM801_CAP_BUF1, FM801_CAP_BUF2,
1487 FM801_CODEC_CTRL, FM801_I2S_MODE, FM801_VOLUME, FM801_GEN_CTRL,
1488 };
1489
1490 static int snd_fm801_suspend(struct pci_dev *pci, pm_message_t state)
1491 {
1492 struct snd_card *card = pci_get_drvdata(pci);
1493 struct fm801 *chip = card->private_data;
1494 int i;
1495
1496 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1497 snd_pcm_suspend_all(chip->pcm);
1498 snd_ac97_suspend(chip->ac97);
1499 snd_ac97_suspend(chip->ac97_sec);
1500 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1501 chip->saved_regs[i] = inw(chip->port + saved_regs[i]);
1502 /* FIXME: tea575x suspend */
1503
1504 pci_set_power_state(pci, PCI_D3hot);
1505 pci_disable_device(pci);
1506 pci_save_state(pci);
1507 return 0;
1508 }
1509
1510 static int snd_fm801_resume(struct pci_dev *pci)
1511 {
1512 struct snd_card *card = pci_get_drvdata(pci);
1513 struct fm801 *chip = card->private_data;
1514 int i;
1515
1516 pci_restore_state(pci);
1517 pci_enable_device(pci);
1518 pci_set_power_state(pci, PCI_D0);
1519 pci_set_master(pci);
1520
1521 snd_fm801_chip_init(chip, 1);
1522 snd_ac97_resume(chip->ac97);
1523 snd_ac97_resume(chip->ac97_sec);
1524 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1525 outw(chip->saved_regs[i], chip->port + saved_regs[i]);
1526
1527 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1528 return 0;
1529 }
1530 #endif
1531
1532 static struct pci_driver driver = {
1533 .name = "FM801",
1534 .id_table = snd_fm801_ids,
1535 .probe = snd_card_fm801_probe,
1536 .remove = __devexit_p(snd_card_fm801_remove),
1537 #ifdef CONFIG_PM
1538 .suspend = snd_fm801_suspend,
1539 .resume = snd_fm801_resume,
1540 #endif
1541 };
1542
1543 static int __init alsa_card_fm801_init(void)
1544 {
1545 return pci_register_driver(&driver);
1546 }
1547
1548 static void __exit alsa_card_fm801_exit(void)
1549 {
1550 pci_unregister_driver(&driver);
1551 }
1552
1553 module_init(alsa_card_fm801_init)
1554 module_exit(alsa_card_fm801_exit)
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