blob: a57aca72e91a1f7910fddcecc77a79a471e4b98c [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
43MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
44MODULE_DESCRIPTION("ForteMedia FM801");
45MODULE_LICENSE("GPL");
46MODULE_SUPPORTED_DEVICE("{{ForteMedia,FM801},"
47 "{Genius,SoundMaker Live 5.1}}");
48
49static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
50static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
51static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
52/*
53 * Enable TEA575x tuner
54 * 1 = MediaForte 256-PCS
55 * 2 = MediaForte 256-PCPR
56 * 3 = MediaForte 64-PCR
57 * High 16-bits are video (radio) device number + 1
58 */
59static int tea575x_tuner[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 };
60
61module_param_array(index, int, NULL, 0444);
62MODULE_PARM_DESC(index, "Index value for the FM801 soundcard.");
63module_param_array(id, charp, NULL, 0444);
64MODULE_PARM_DESC(id, "ID string for the FM801 soundcard.");
65module_param_array(enable, bool, NULL, 0444);
66MODULE_PARM_DESC(enable, "Enable FM801 soundcard.");
67module_param_array(tea575x_tuner, int, NULL, 0444);
68MODULE_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
Takashi Iwaia5f22152005-11-17 15:04:28 +0100150struct fm801 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700151 int irq;
152
153 unsigned long port; /* I/O port number */
154 unsigned int multichannel: 1, /* multichannel support */
155 secondary: 1; /* secondary codec */
156 unsigned char secondary_addr; /* address of the secondary codec */
157
158 unsigned short ply_ctrl; /* playback control */
159 unsigned short cap_ctrl; /* capture control */
160
161 unsigned long ply_buffer;
162 unsigned int ply_buf;
163 unsigned int ply_count;
164 unsigned int ply_size;
165 unsigned int ply_pos;
166
167 unsigned long cap_buffer;
168 unsigned int cap_buf;
169 unsigned int cap_count;
170 unsigned int cap_size;
171 unsigned int cap_pos;
172
Takashi Iwaia5f22152005-11-17 15:04:28 +0100173 struct snd_ac97_bus *ac97_bus;
174 struct snd_ac97 *ac97;
175 struct snd_ac97 *ac97_sec;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700176
177 struct pci_dev *pci;
Takashi Iwaia5f22152005-11-17 15:04:28 +0100178 struct snd_card *card;
179 struct snd_pcm *pcm;
180 struct snd_rawmidi *rmidi;
181 struct snd_pcm_substream *playback_substream;
182 struct snd_pcm_substream *capture_substream;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700183 unsigned int p_dma_size;
184 unsigned int c_dma_size;
185
186 spinlock_t reg_lock;
Takashi Iwaia5f22152005-11-17 15:04:28 +0100187 struct snd_info_entry *proc_entry;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700188
189#ifdef TEA575X_RADIO
Takashi Iwaia5f22152005-11-17 15:04:28 +0100190 struct snd_tea575x tea;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700191#endif
192};
193
194static struct pci_device_id snd_fm801_ids[] = {
195 { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */
Sergey Vlasov26be8652005-04-11 14:17:19 +0200196 { 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700197 { 0, }
198};
199
200MODULE_DEVICE_TABLE(pci, snd_fm801_ids);
201
202/*
203 * common I/O routines
204 */
205
Takashi Iwaia5f22152005-11-17 15:04:28 +0100206static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700207 unsigned short mask, unsigned short value)
208{
209 int change;
210 unsigned long flags;
211 unsigned short old, new;
212
213 spin_lock_irqsave(&chip->reg_lock, flags);
214 old = inw(chip->port + reg);
215 new = (old & ~mask) | value;
216 change = old != new;
217 if (change)
218 outw(new, chip->port + reg);
219 spin_unlock_irqrestore(&chip->reg_lock, flags);
220 return change;
221}
222
Takashi Iwaia5f22152005-11-17 15:04:28 +0100223static void snd_fm801_codec_write(struct snd_ac97 *ac97,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700224 unsigned short reg,
225 unsigned short val)
226{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100227 struct fm801 *chip = ac97->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700228 int idx;
229
230 /*
231 * Wait until the codec interface is not ready..
232 */
233 for (idx = 0; idx < 100; idx++) {
234 if (!(inw(FM801_REG(chip, AC97_CMD)) & (1<<9)))
235 goto ok1;
236 udelay(10);
237 }
Takashi Iwai99b359b2005-10-20 18:26:44 +0200238 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700239 return;
240
241 ok1:
242 /* write data and address */
243 outw(val, FM801_REG(chip, AC97_DATA));
244 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
245 /*
246 * Wait until the write command is not completed..
247 */
248 for (idx = 0; idx < 1000; idx++) {
249 if (!(inw(FM801_REG(chip, AC97_CMD)) & (1<<9)))
250 return;
251 udelay(10);
252 }
Takashi Iwai99b359b2005-10-20 18:26:44 +0200253 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700254}
255
Takashi Iwaia5f22152005-11-17 15:04:28 +0100256static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700257{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100258 struct fm801 *chip = ac97->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700259 int idx;
260
261 /*
262 * Wait until the codec interface is not ready..
263 */
264 for (idx = 0; idx < 100; idx++) {
265 if (!(inw(FM801_REG(chip, AC97_CMD)) & (1<<9)))
266 goto ok1;
267 udelay(10);
268 }
Takashi Iwai99b359b2005-10-20 18:26:44 +0200269 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700270 return 0;
271
272 ok1:
273 /* read command */
274 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | (1<<7), FM801_REG(chip, AC97_CMD));
275 for (idx = 0; idx < 100; idx++) {
276 if (!(inw(FM801_REG(chip, AC97_CMD)) & (1<<9)))
277 goto ok2;
278 udelay(10);
279 }
Takashi Iwai99b359b2005-10-20 18:26:44 +0200280 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700281 return 0;
282
283 ok2:
284 for (idx = 0; idx < 1000; idx++) {
285 if (inw(FM801_REG(chip, AC97_CMD)) & (1<<8))
286 goto ok3;
287 udelay(10);
288 }
Takashi Iwai99b359b2005-10-20 18:26:44 +0200289 snd_printk(KERN_ERR "AC'97 interface #%d is not valid (2)\n", ac97->num);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700290 return 0;
291
292 ok3:
293 return inw(FM801_REG(chip, AC97_DATA));
294}
295
296static unsigned int rates[] = {
297 5500, 8000, 9600, 11025,
298 16000, 19200, 22050, 32000,
299 38400, 44100, 48000
300};
301
Takashi Iwaia5f22152005-11-17 15:04:28 +0100302static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700303 .count = ARRAY_SIZE(rates),
304 .list = rates,
305 .mask = 0,
306};
307
308static unsigned int channels[] = {
309 2, 4, 6
310};
311
312#define CHANNELS sizeof(channels) / sizeof(channels[0])
313
Takashi Iwaia5f22152005-11-17 15:04:28 +0100314static struct snd_pcm_hw_constraint_list hw_constraints_channels = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700315 .count = CHANNELS,
316 .list = channels,
317 .mask = 0,
318};
319
320/*
321 * Sample rate routines
322 */
323
324static unsigned short snd_fm801_rate_bits(unsigned int rate)
325{
326 unsigned int idx;
327
328 for (idx = 0; idx < ARRAY_SIZE(rates); idx++)
329 if (rates[idx] == rate)
330 return idx;
331 snd_BUG();
332 return ARRAY_SIZE(rates) - 1;
333}
334
335/*
336 * PCM part
337 */
338
Takashi Iwaia5f22152005-11-17 15:04:28 +0100339static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700340 int cmd)
341{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100342 struct fm801 *chip = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700343
344 spin_lock(&chip->reg_lock);
345 switch (cmd) {
346 case SNDRV_PCM_TRIGGER_START:
347 chip->ply_ctrl &= ~(FM801_BUF1_LAST |
348 FM801_BUF2_LAST |
349 FM801_PAUSE);
350 chip->ply_ctrl |= FM801_START |
351 FM801_IMMED_STOP;
352 break;
353 case SNDRV_PCM_TRIGGER_STOP:
354 chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE);
355 break;
356 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
357 chip->ply_ctrl |= FM801_PAUSE;
358 break;
359 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
360 chip->ply_ctrl &= ~FM801_PAUSE;
361 break;
362 default:
363 spin_unlock(&chip->reg_lock);
364 snd_BUG();
365 return -EINVAL;
366 }
367 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
368 spin_unlock(&chip->reg_lock);
369 return 0;
370}
371
Takashi Iwaia5f22152005-11-17 15:04:28 +0100372static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700373 int cmd)
374{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100375 struct fm801 *chip = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700376
377 spin_lock(&chip->reg_lock);
378 switch (cmd) {
379 case SNDRV_PCM_TRIGGER_START:
380 chip->cap_ctrl &= ~(FM801_BUF1_LAST |
381 FM801_BUF2_LAST |
382 FM801_PAUSE);
383 chip->cap_ctrl |= FM801_START |
384 FM801_IMMED_STOP;
385 break;
386 case SNDRV_PCM_TRIGGER_STOP:
387 chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE);
388 break;
389 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
390 chip->cap_ctrl |= FM801_PAUSE;
391 break;
392 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
393 chip->cap_ctrl &= ~FM801_PAUSE;
394 break;
395 default:
396 spin_unlock(&chip->reg_lock);
397 snd_BUG();
398 return -EINVAL;
399 }
400 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
401 spin_unlock(&chip->reg_lock);
402 return 0;
403}
404
Takashi Iwaia5f22152005-11-17 15:04:28 +0100405static int snd_fm801_hw_params(struct snd_pcm_substream *substream,
406 struct snd_pcm_hw_params *hw_params)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700407{
408 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
409}
410
Takashi Iwaia5f22152005-11-17 15:04:28 +0100411static int snd_fm801_hw_free(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700412{
413 return snd_pcm_lib_free_pages(substream);
414}
415
Takashi Iwaia5f22152005-11-17 15:04:28 +0100416static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700417{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100418 struct fm801 *chip = snd_pcm_substream_chip(substream);
419 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700420
421 chip->ply_size = snd_pcm_lib_buffer_bytes(substream);
422 chip->ply_count = snd_pcm_lib_period_bytes(substream);
423 spin_lock_irq(&chip->reg_lock);
424 chip->ply_ctrl &= ~(FM801_START | FM801_16BIT |
425 FM801_STEREO | FM801_RATE_MASK |
426 FM801_CHANNELS_MASK);
427 if (snd_pcm_format_width(runtime->format) == 16)
428 chip->ply_ctrl |= FM801_16BIT;
429 if (runtime->channels > 1) {
430 chip->ply_ctrl |= FM801_STEREO;
431 if (runtime->channels == 4)
432 chip->ply_ctrl |= FM801_CHANNELS_4;
433 else if (runtime->channels == 6)
434 chip->ply_ctrl |= FM801_CHANNELS_6;
435 }
436 chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
437 chip->ply_buf = 0;
438 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
439 outw(chip->ply_count - 1, FM801_REG(chip, PLY_COUNT));
440 chip->ply_buffer = runtime->dma_addr;
441 chip->ply_pos = 0;
442 outl(chip->ply_buffer, FM801_REG(chip, PLY_BUF1));
443 outl(chip->ply_buffer + (chip->ply_count % chip->ply_size), FM801_REG(chip, PLY_BUF2));
444 spin_unlock_irq(&chip->reg_lock);
445 return 0;
446}
447
Takashi Iwaia5f22152005-11-17 15:04:28 +0100448static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700449{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100450 struct fm801 *chip = snd_pcm_substream_chip(substream);
451 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700452
453 chip->cap_size = snd_pcm_lib_buffer_bytes(substream);
454 chip->cap_count = snd_pcm_lib_period_bytes(substream);
455 spin_lock_irq(&chip->reg_lock);
456 chip->cap_ctrl &= ~(FM801_START | FM801_16BIT |
457 FM801_STEREO | FM801_RATE_MASK);
458 if (snd_pcm_format_width(runtime->format) == 16)
459 chip->cap_ctrl |= FM801_16BIT;
460 if (runtime->channels > 1)
461 chip->cap_ctrl |= FM801_STEREO;
462 chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
463 chip->cap_buf = 0;
464 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
465 outw(chip->cap_count - 1, FM801_REG(chip, CAP_COUNT));
466 chip->cap_buffer = runtime->dma_addr;
467 chip->cap_pos = 0;
468 outl(chip->cap_buffer, FM801_REG(chip, CAP_BUF1));
469 outl(chip->cap_buffer + (chip->cap_count % chip->cap_size), FM801_REG(chip, CAP_BUF2));
470 spin_unlock_irq(&chip->reg_lock);
471 return 0;
472}
473
Takashi Iwaia5f22152005-11-17 15:04:28 +0100474static snd_pcm_uframes_t snd_fm801_playback_pointer(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700475{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100476 struct fm801 *chip = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700477 size_t ptr;
478
479 if (!(chip->ply_ctrl & FM801_START))
480 return 0;
481 spin_lock(&chip->reg_lock);
482 ptr = chip->ply_pos + (chip->ply_count - 1) - inw(FM801_REG(chip, PLY_COUNT));
483 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_PLAYBACK) {
484 ptr += chip->ply_count;
485 ptr %= chip->ply_size;
486 }
487 spin_unlock(&chip->reg_lock);
488 return bytes_to_frames(substream->runtime, ptr);
489}
490
Takashi Iwaia5f22152005-11-17 15:04:28 +0100491static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700492{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100493 struct fm801 *chip = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700494 size_t ptr;
495
496 if (!(chip->cap_ctrl & FM801_START))
497 return 0;
498 spin_lock(&chip->reg_lock);
499 ptr = chip->cap_pos + (chip->cap_count - 1) - inw(FM801_REG(chip, CAP_COUNT));
500 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_CAPTURE) {
501 ptr += chip->cap_count;
502 ptr %= chip->cap_size;
503 }
504 spin_unlock(&chip->reg_lock);
505 return bytes_to_frames(substream->runtime, ptr);
506}
507
508static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id, struct pt_regs *regs)
509{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100510 struct fm801 *chip = dev_id;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700511 unsigned short status;
512 unsigned int tmp;
513
514 status = inw(FM801_REG(chip, IRQ_STATUS));
515 status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME;
516 if (! status)
517 return IRQ_NONE;
518 /* ack first */
519 outw(status, FM801_REG(chip, IRQ_STATUS));
520 if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) {
521 spin_lock(&chip->reg_lock);
522 chip->ply_buf++;
523 chip->ply_pos += chip->ply_count;
524 chip->ply_pos %= chip->ply_size;
525 tmp = chip->ply_pos + chip->ply_count;
526 tmp %= chip->ply_size;
527 outl(chip->ply_buffer + tmp,
528 (chip->ply_buf & 1) ?
529 FM801_REG(chip, PLY_BUF1) :
530 FM801_REG(chip, PLY_BUF2));
531 spin_unlock(&chip->reg_lock);
532 snd_pcm_period_elapsed(chip->playback_substream);
533 }
534 if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) {
535 spin_lock(&chip->reg_lock);
536 chip->cap_buf++;
537 chip->cap_pos += chip->cap_count;
538 chip->cap_pos %= chip->cap_size;
539 tmp = chip->cap_pos + chip->cap_count;
540 tmp %= chip->cap_size;
541 outl(chip->cap_buffer + tmp,
542 (chip->cap_buf & 1) ?
543 FM801_REG(chip, CAP_BUF1) :
544 FM801_REG(chip, CAP_BUF2));
545 spin_unlock(&chip->reg_lock);
546 snd_pcm_period_elapsed(chip->capture_substream);
547 }
548 if (chip->rmidi && (status & FM801_IRQ_MPU))
549 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
550 if (status & FM801_IRQ_VOLUME)
551 ;/* TODO */
552
553 return IRQ_HANDLED;
554}
555
Takashi Iwaia5f22152005-11-17 15:04:28 +0100556static struct snd_pcm_hardware snd_fm801_playback =
Linus Torvalds1da177e2005-04-16 15:20:36 -0700557{
558 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
559 SNDRV_PCM_INFO_BLOCK_TRANSFER |
560 SNDRV_PCM_INFO_PAUSE |
561 SNDRV_PCM_INFO_MMAP_VALID),
562 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
563 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
564 .rate_min = 5500,
565 .rate_max = 48000,
566 .channels_min = 1,
567 .channels_max = 2,
568 .buffer_bytes_max = (128*1024),
569 .period_bytes_min = 64,
570 .period_bytes_max = (128*1024),
571 .periods_min = 1,
572 .periods_max = 1024,
573 .fifo_size = 0,
574};
575
Takashi Iwaia5f22152005-11-17 15:04:28 +0100576static struct snd_pcm_hardware snd_fm801_capture =
Linus Torvalds1da177e2005-04-16 15:20:36 -0700577{
578 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
579 SNDRV_PCM_INFO_BLOCK_TRANSFER |
580 SNDRV_PCM_INFO_PAUSE |
581 SNDRV_PCM_INFO_MMAP_VALID),
582 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
583 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
584 .rate_min = 5500,
585 .rate_max = 48000,
586 .channels_min = 1,
587 .channels_max = 2,
588 .buffer_bytes_max = (128*1024),
589 .period_bytes_min = 64,
590 .period_bytes_max = (128*1024),
591 .periods_min = 1,
592 .periods_max = 1024,
593 .fifo_size = 0,
594};
595
Takashi Iwaia5f22152005-11-17 15:04:28 +0100596static int snd_fm801_playback_open(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700597{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100598 struct fm801 *chip = snd_pcm_substream_chip(substream);
599 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700600 int err;
601
602 chip->playback_substream = substream;
603 runtime->hw = snd_fm801_playback;
Takashi Iwaia5f22152005-11-17 15:04:28 +0100604 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
605 &hw_constraints_rates);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700606 if (chip->multichannel) {
607 runtime->hw.channels_max = 6;
Takashi Iwaia5f22152005-11-17 15:04:28 +0100608 snd_pcm_hw_constraint_list(runtime, 0,
609 SNDRV_PCM_HW_PARAM_CHANNELS,
610 &hw_constraints_channels);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700611 }
612 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
613 return err;
614 return 0;
615}
616
Takashi Iwaia5f22152005-11-17 15:04:28 +0100617static int snd_fm801_capture_open(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700618{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100619 struct fm801 *chip = snd_pcm_substream_chip(substream);
620 struct snd_pcm_runtime *runtime = substream->runtime;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700621 int err;
622
623 chip->capture_substream = substream;
624 runtime->hw = snd_fm801_capture;
Takashi Iwaia5f22152005-11-17 15:04:28 +0100625 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
626 &hw_constraints_rates);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700627 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
628 return err;
629 return 0;
630}
631
Takashi Iwaia5f22152005-11-17 15:04:28 +0100632static int snd_fm801_playback_close(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700633{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100634 struct fm801 *chip = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700635
636 chip->playback_substream = NULL;
637 return 0;
638}
639
Takashi Iwaia5f22152005-11-17 15:04:28 +0100640static int snd_fm801_capture_close(struct snd_pcm_substream *substream)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700641{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100642 struct fm801 *chip = snd_pcm_substream_chip(substream);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700643
644 chip->capture_substream = NULL;
645 return 0;
646}
647
Takashi Iwaia5f22152005-11-17 15:04:28 +0100648static struct snd_pcm_ops snd_fm801_playback_ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700649 .open = snd_fm801_playback_open,
650 .close = snd_fm801_playback_close,
651 .ioctl = snd_pcm_lib_ioctl,
652 .hw_params = snd_fm801_hw_params,
653 .hw_free = snd_fm801_hw_free,
654 .prepare = snd_fm801_playback_prepare,
655 .trigger = snd_fm801_playback_trigger,
656 .pointer = snd_fm801_playback_pointer,
657};
658
Takashi Iwaia5f22152005-11-17 15:04:28 +0100659static struct snd_pcm_ops snd_fm801_capture_ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700660 .open = snd_fm801_capture_open,
661 .close = snd_fm801_capture_close,
662 .ioctl = snd_pcm_lib_ioctl,
663 .hw_params = snd_fm801_hw_params,
664 .hw_free = snd_fm801_hw_free,
665 .prepare = snd_fm801_capture_prepare,
666 .trigger = snd_fm801_capture_trigger,
667 .pointer = snd_fm801_capture_pointer,
668};
669
Takashi Iwaia5f22152005-11-17 15:04:28 +0100670static int __devinit snd_fm801_pcm(struct fm801 *chip, int device, struct snd_pcm ** rpcm)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700671{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100672 struct snd_pcm *pcm;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700673 int err;
674
675 if (rpcm)
676 *rpcm = NULL;
677 if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0)
678 return err;
679
680 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops);
681 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops);
682
683 pcm->private_data = chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700684 pcm->info_flags = 0;
685 strcpy(pcm->name, "FM801");
686 chip->pcm = pcm;
687
688 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
689 snd_dma_pci_data(chip->pci),
690 chip->multichannel ? 128*1024 : 64*1024, 128*1024);
691
692 if (rpcm)
693 *rpcm = pcm;
694 return 0;
695}
696
697/*
698 * TEA5757 radio
699 */
700
701#ifdef TEA575X_RADIO
702
703/* 256PCS GPIO numbers */
704#define TEA_256PCS_DATA 1
705#define TEA_256PCS_WRITE_ENABLE 2 /* inverted */
706#define TEA_256PCS_BUS_CLOCK 3
707
Takashi Iwaia5f22152005-11-17 15:04:28 +0100708static void snd_fm801_tea575x_256pcs_write(struct snd_tea575x *tea, unsigned int val)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700709{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100710 struct fm801 *chip = tea->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700711 unsigned short reg;
712 int i = 25;
713
714 spin_lock_irq(&chip->reg_lock);
715 reg = inw(FM801_REG(chip, GPIO_CTRL));
716 /* use GPIO lines and set write enable bit */
717 reg |= FM801_GPIO_GS(TEA_256PCS_DATA) |
718 FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) |
719 FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK);
720 /* all of lines are in the write direction */
721 /* clear data and clock lines */
722 reg &= ~(FM801_GPIO_GD(TEA_256PCS_DATA) |
723 FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) |
724 FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) |
725 FM801_GPIO_GP(TEA_256PCS_DATA) |
726 FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK) |
727 FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE));
728 outw(reg, FM801_REG(chip, GPIO_CTRL));
729 udelay(1);
730
731 while (i--) {
732 if (val & (1 << i))
733 reg |= FM801_GPIO_GP(TEA_256PCS_DATA);
734 else
735 reg &= ~FM801_GPIO_GP(TEA_256PCS_DATA);
736 outw(reg, FM801_REG(chip, GPIO_CTRL));
737 udelay(1);
738 reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
739 outw(reg, FM801_REG(chip, GPIO_CTRL));
740 reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
741 outw(reg, FM801_REG(chip, GPIO_CTRL));
742 udelay(1);
743 }
744
745 /* and reset the write enable bit */
746 reg |= FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE) |
747 FM801_GPIO_GP(TEA_256PCS_DATA);
748 outw(reg, FM801_REG(chip, GPIO_CTRL));
749 spin_unlock_irq(&chip->reg_lock);
750}
751
Takashi Iwaia5f22152005-11-17 15:04:28 +0100752static unsigned int snd_fm801_tea575x_256pcs_read(struct snd_tea575x *tea)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700753{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100754 struct fm801 *chip = tea->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700755 unsigned short reg;
756 unsigned int val = 0;
757 int i;
758
759 spin_lock_irq(&chip->reg_lock);
760 reg = inw(FM801_REG(chip, GPIO_CTRL));
761 /* use GPIO lines, set data direction to input */
762 reg |= FM801_GPIO_GS(TEA_256PCS_DATA) |
763 FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) |
764 FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK) |
765 FM801_GPIO_GD(TEA_256PCS_DATA) |
766 FM801_GPIO_GP(TEA_256PCS_DATA) |
767 FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE);
768 /* all of lines are in the write direction, except data */
769 /* clear data, write enable and clock lines */
770 reg &= ~(FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) |
771 FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) |
772 FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK));
773
774 for (i = 0; i < 24; i++) {
775 reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
776 outw(reg, FM801_REG(chip, GPIO_CTRL));
777 udelay(1);
778 reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK);
779 outw(reg, FM801_REG(chip, GPIO_CTRL));
780 udelay(1);
781 val <<= 1;
782 if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCS_DATA))
783 val |= 1;
784 }
785
786 spin_unlock_irq(&chip->reg_lock);
787
788 return val;
789}
790
791/* 256PCPR GPIO numbers */
792#define TEA_256PCPR_BUS_CLOCK 0
793#define TEA_256PCPR_DATA 1
794#define TEA_256PCPR_WRITE_ENABLE 2 /* inverted */
795
Takashi Iwaia5f22152005-11-17 15:04:28 +0100796static void snd_fm801_tea575x_256pcpr_write(struct snd_tea575x *tea, unsigned int val)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700797{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100798 struct fm801 *chip = tea->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700799 unsigned short reg;
800 int i = 25;
801
802 spin_lock_irq(&chip->reg_lock);
803 reg = inw(FM801_REG(chip, GPIO_CTRL));
804 /* use GPIO lines and set write enable bit */
805 reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) |
806 FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) |
807 FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK);
808 /* all of lines are in the write direction */
809 /* clear data and clock lines */
810 reg &= ~(FM801_GPIO_GD(TEA_256PCPR_DATA) |
811 FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) |
812 FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) |
813 FM801_GPIO_GP(TEA_256PCPR_DATA) |
814 FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK) |
815 FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE));
816 outw(reg, FM801_REG(chip, GPIO_CTRL));
817 udelay(1);
818
819 while (i--) {
820 if (val & (1 << i))
821 reg |= FM801_GPIO_GP(TEA_256PCPR_DATA);
822 else
823 reg &= ~FM801_GPIO_GP(TEA_256PCPR_DATA);
824 outw(reg, FM801_REG(chip, GPIO_CTRL));
825 udelay(1);
826 reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
827 outw(reg, FM801_REG(chip, GPIO_CTRL));
828 reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
829 outw(reg, FM801_REG(chip, GPIO_CTRL));
830 udelay(1);
831 }
832
833 /* and reset the write enable bit */
834 reg |= FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE) |
835 FM801_GPIO_GP(TEA_256PCPR_DATA);
836 outw(reg, FM801_REG(chip, GPIO_CTRL));
837 spin_unlock_irq(&chip->reg_lock);
838}
839
Takashi Iwaia5f22152005-11-17 15:04:28 +0100840static unsigned int snd_fm801_tea575x_256pcpr_read(struct snd_tea575x *tea)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700841{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100842 struct fm801 *chip = tea->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700843 unsigned short reg;
844 unsigned int val = 0;
845 int i;
846
847 spin_lock_irq(&chip->reg_lock);
848 reg = inw(FM801_REG(chip, GPIO_CTRL));
849 /* use GPIO lines, set data direction to input */
850 reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) |
851 FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) |
852 FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK) |
853 FM801_GPIO_GD(TEA_256PCPR_DATA) |
854 FM801_GPIO_GP(TEA_256PCPR_DATA) |
855 FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE);
856 /* all of lines are in the write direction, except data */
857 /* clear data, write enable and clock lines */
858 reg &= ~(FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) |
859 FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) |
860 FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK));
861
862 for (i = 0; i < 24; i++) {
863 reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
864 outw(reg, FM801_REG(chip, GPIO_CTRL));
865 udelay(1);
866 reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK);
867 outw(reg, FM801_REG(chip, GPIO_CTRL));
868 udelay(1);
869 val <<= 1;
870 if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCPR_DATA))
871 val |= 1;
872 }
873
874 spin_unlock_irq(&chip->reg_lock);
875
876 return val;
877}
878
879/* 64PCR GPIO numbers */
880#define TEA_64PCR_BUS_CLOCK 0
881#define TEA_64PCR_WRITE_ENABLE 1 /* inverted */
882#define TEA_64PCR_DATA 2
883
Takashi Iwaia5f22152005-11-17 15:04:28 +0100884static void snd_fm801_tea575x_64pcr_write(struct snd_tea575x *tea, unsigned int val)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700885{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100886 struct fm801 *chip = tea->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700887 unsigned short reg;
888 int i = 25;
889
890 spin_lock_irq(&chip->reg_lock);
891 reg = inw(FM801_REG(chip, GPIO_CTRL));
892 /* use GPIO lines and set write enable bit */
893 reg |= FM801_GPIO_GS(TEA_64PCR_DATA) |
894 FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) |
895 FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK);
896 /* all of lines are in the write direction */
897 /* clear data and clock lines */
898 reg &= ~(FM801_GPIO_GD(TEA_64PCR_DATA) |
899 FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) |
900 FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) |
901 FM801_GPIO_GP(TEA_64PCR_DATA) |
902 FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK) |
903 FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE));
904 outw(reg, FM801_REG(chip, GPIO_CTRL));
905 udelay(1);
906
907 while (i--) {
908 if (val & (1 << i))
909 reg |= FM801_GPIO_GP(TEA_64PCR_DATA);
910 else
911 reg &= ~FM801_GPIO_GP(TEA_64PCR_DATA);
912 outw(reg, FM801_REG(chip, GPIO_CTRL));
913 udelay(1);
914 reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
915 outw(reg, FM801_REG(chip, GPIO_CTRL));
916 reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
917 outw(reg, FM801_REG(chip, GPIO_CTRL));
918 udelay(1);
919 }
920
921 /* and reset the write enable bit */
922 reg |= FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE) |
923 FM801_GPIO_GP(TEA_64PCR_DATA);
924 outw(reg, FM801_REG(chip, GPIO_CTRL));
925 spin_unlock_irq(&chip->reg_lock);
926}
927
Takashi Iwaia5f22152005-11-17 15:04:28 +0100928static unsigned int snd_fm801_tea575x_64pcr_read(struct snd_tea575x *tea)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700929{
Takashi Iwaia5f22152005-11-17 15:04:28 +0100930 struct fm801 *chip = tea->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700931 unsigned short reg;
932 unsigned int val = 0;
933 int i;
934
935 spin_lock_irq(&chip->reg_lock);
936 reg = inw(FM801_REG(chip, GPIO_CTRL));
937 /* use GPIO lines, set data direction to input */
938 reg |= FM801_GPIO_GS(TEA_64PCR_DATA) |
939 FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) |
940 FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK) |
941 FM801_GPIO_GD(TEA_64PCR_DATA) |
942 FM801_GPIO_GP(TEA_64PCR_DATA) |
943 FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE);
944 /* all of lines are in the write direction, except data */
945 /* clear data, write enable and clock lines */
946 reg &= ~(FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) |
947 FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) |
948 FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK));
949
950 for (i = 0; i < 24; i++) {
951 reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
952 outw(reg, FM801_REG(chip, GPIO_CTRL));
953 udelay(1);
954 reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK);
955 outw(reg, FM801_REG(chip, GPIO_CTRL));
956 udelay(1);
957 val <<= 1;
958 if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_64PCR_DATA))
959 val |= 1;
960 }
961
962 spin_unlock_irq(&chip->reg_lock);
963
964 return val;
965}
966
967static struct snd_tea575x_ops snd_fm801_tea_ops[3] = {
968 {
969 /* 1 = MediaForte 256-PCS */
970 .write = snd_fm801_tea575x_256pcs_write,
971 .read = snd_fm801_tea575x_256pcs_read,
972 },
973 {
974 /* 2 = MediaForte 256-PCPR */
975 .write = snd_fm801_tea575x_256pcpr_write,
976 .read = snd_fm801_tea575x_256pcpr_read,
977 },
978 {
979 /* 3 = MediaForte 64-PCR */
980 .write = snd_fm801_tea575x_64pcr_write,
981 .read = snd_fm801_tea575x_64pcr_read,
982 }
983};
984#endif
985
986/*
987 * Mixer routines
988 */
989
990#define FM801_SINGLE(xname, reg, shift, mask, invert) \
991{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \
992 .get = snd_fm801_get_single, .put = snd_fm801_put_single, \
993 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
994
Takashi Iwaia5f22152005-11-17 15:04:28 +0100995static int snd_fm801_info_single(struct snd_kcontrol *kcontrol,
996 struct snd_ctl_elem_info *uinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700997{
998 int mask = (kcontrol->private_value >> 16) & 0xff;
999
1000 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
1001 uinfo->count = 1;
1002 uinfo->value.integer.min = 0;
1003 uinfo->value.integer.max = mask;
1004 return 0;
1005}
1006
Takashi Iwaia5f22152005-11-17 15:04:28 +01001007static int snd_fm801_get_single(struct snd_kcontrol *kcontrol,
1008 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001009{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001010 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001011 int reg = kcontrol->private_value & 0xff;
1012 int shift = (kcontrol->private_value >> 8) & 0xff;
1013 int mask = (kcontrol->private_value >> 16) & 0xff;
1014 int invert = (kcontrol->private_value >> 24) & 0xff;
1015
1016 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift) & mask;
1017 if (invert)
1018 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
1019 return 0;
1020}
1021
Takashi Iwaia5f22152005-11-17 15:04:28 +01001022static int snd_fm801_put_single(struct snd_kcontrol *kcontrol,
1023 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001024{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001025 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001026 int reg = kcontrol->private_value & 0xff;
1027 int shift = (kcontrol->private_value >> 8) & 0xff;
1028 int mask = (kcontrol->private_value >> 16) & 0xff;
1029 int invert = (kcontrol->private_value >> 24) & 0xff;
1030 unsigned short val;
1031
1032 val = (ucontrol->value.integer.value[0] & mask);
1033 if (invert)
1034 val = mask - val;
1035 return snd_fm801_update_bits(chip, reg, mask << shift, val << shift);
1036}
1037
1038#define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
1039{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \
1040 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
1041 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) }
1042
Takashi Iwaia5f22152005-11-17 15:04:28 +01001043static int snd_fm801_info_double(struct snd_kcontrol *kcontrol,
1044 struct snd_ctl_elem_info *uinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001045{
1046 int mask = (kcontrol->private_value >> 16) & 0xff;
1047
1048 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
1049 uinfo->count = 2;
1050 uinfo->value.integer.min = 0;
1051 uinfo->value.integer.max = mask;
1052 return 0;
1053}
1054
Takashi Iwaia5f22152005-11-17 15:04:28 +01001055static int snd_fm801_get_double(struct snd_kcontrol *kcontrol,
1056 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001057{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001058 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001059 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
Takashi Iwaia5f22152005-11-17 15:04:28 +01001076static int snd_fm801_put_double(struct snd_kcontrol *kcontrol,
1077 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001078{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001079 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001080 int reg = kcontrol->private_value & 0xff;
1081 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
1082 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
1083 int mask = (kcontrol->private_value >> 16) & 0xff;
1084 int invert = (kcontrol->private_value >> 24) & 0xff;
1085 unsigned short val1, val2;
1086
1087 val1 = ucontrol->value.integer.value[0] & mask;
1088 val2 = ucontrol->value.integer.value[1] & mask;
1089 if (invert) {
1090 val1 = mask - val1;
1091 val2 = mask - val2;
1092 }
1093 return snd_fm801_update_bits(chip, reg,
1094 (mask << shift_left) | (mask << shift_right),
1095 (val1 << shift_left ) | (val2 << shift_right));
1096}
1097
Takashi Iwaia5f22152005-11-17 15:04:28 +01001098static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol,
1099 struct snd_ctl_elem_info *uinfo)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001100{
1101 static char *texts[5] = {
1102 "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary"
1103 };
1104
1105 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1106 uinfo->count = 1;
1107 uinfo->value.enumerated.items = 5;
1108 if (uinfo->value.enumerated.item > 4)
1109 uinfo->value.enumerated.item = 4;
1110 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1111 return 0;
1112}
1113
Takashi Iwaia5f22152005-11-17 15:04:28 +01001114static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol,
1115 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001116{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001117 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001118 unsigned short val;
1119
1120 val = inw(FM801_REG(chip, REC_SRC)) & 7;
1121 if (val > 4)
1122 val = 4;
1123 ucontrol->value.enumerated.item[0] = val;
1124 return 0;
1125}
1126
Takashi Iwaia5f22152005-11-17 15:04:28 +01001127static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol,
1128 struct snd_ctl_elem_value *ucontrol)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001129{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001130 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001131 unsigned short val;
1132
1133 if ((val = ucontrol->value.enumerated.item[0]) > 4)
1134 return -EINVAL;
1135 return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val);
1136}
1137
Takashi Iwaia5f22152005-11-17 15:04:28 +01001138#define FM801_CONTROLS ARRAY_SIZE(snd_fm801_controls)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001139
Takashi Iwaia5f22152005-11-17 15:04:28 +01001140static struct snd_kcontrol_new snd_fm801_controls[] __devinitdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001141FM801_DOUBLE("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1),
1142FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1),
1143FM801_DOUBLE("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1),
1144FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1),
1145FM801_DOUBLE("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1),
1146FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1),
1147{
1148 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1149 .name = "Digital Capture Source",
1150 .info = snd_fm801_info_mux,
1151 .get = snd_fm801_get_mux,
1152 .put = snd_fm801_put_mux,
1153}
1154};
1155
Takashi Iwaia5f22152005-11-17 15:04:28 +01001156#define FM801_CONTROLS_MULTI ARRAY_SIZE(snd_fm801_controls_multi)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001157
Takashi Iwaia5f22152005-11-17 15:04:28 +01001158static struct snd_kcontrol_new snd_fm801_controls_multi[] __devinitdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001159FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0),
1160FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0),
Clemens Ladisch10e8d782005-08-03 13:40:08 +02001161FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), FM801_I2S_MODE, 8, 1, 0),
1162FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",PLAYBACK,SWITCH), FM801_I2S_MODE, 9, 1, 0),
1163FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",CAPTURE,SWITCH), FM801_I2S_MODE, 10, 1, 0),
1164FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), FM801_GEN_CTRL, 2, 1, 0),
Linus Torvalds1da177e2005-04-16 15:20:36 -07001165};
1166
Takashi Iwaia5f22152005-11-17 15:04:28 +01001167static void snd_fm801_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001168{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001169 struct fm801 *chip = bus->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001170 chip->ac97_bus = NULL;
1171}
1172
Takashi Iwaia5f22152005-11-17 15:04:28 +01001173static void snd_fm801_mixer_free_ac97(struct snd_ac97 *ac97)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001174{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001175 struct fm801 *chip = ac97->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001176 if (ac97->num == 0) {
1177 chip->ac97 = NULL;
1178 } else {
1179 chip->ac97_sec = NULL;
1180 }
1181}
1182
Takashi Iwaia5f22152005-11-17 15:04:28 +01001183static int __devinit snd_fm801_mixer(struct fm801 *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001184{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001185 struct snd_ac97_template ac97;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001186 unsigned int i;
1187 int err;
Takashi Iwaia5f22152005-11-17 15:04:28 +01001188 static struct snd_ac97_bus_ops ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001189 .write = snd_fm801_codec_write,
1190 .read = snd_fm801_codec_read,
1191 };
1192
1193 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1194 return err;
1195 chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus;
1196
1197 memset(&ac97, 0, sizeof(ac97));
1198 ac97.private_data = chip;
1199 ac97.private_free = snd_fm801_mixer_free_ac97;
1200 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1201 return err;
1202 if (chip->secondary) {
1203 ac97.num = 1;
1204 ac97.addr = chip->secondary_addr;
1205 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0)
1206 return err;
1207 }
1208 for (i = 0; i < FM801_CONTROLS; i++)
1209 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], chip));
1210 if (chip->multichannel) {
1211 for (i = 0; i < FM801_CONTROLS_MULTI; i++)
1212 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
1213 }
1214 return 0;
1215}
1216
1217/*
1218 * initialization routines
1219 */
1220
Takashi Iwaia5f22152005-11-17 15:04:28 +01001221static int snd_fm801_free(struct fm801 *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001222{
1223 unsigned short cmdw;
1224
1225 if (chip->irq < 0)
1226 goto __end_hw;
1227
1228 /* interrupt setup - mask everything */
1229 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1230 cmdw |= 0x00c3;
1231 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1232
1233 __end_hw:
1234#ifdef TEA575X_RADIO
1235 snd_tea575x_exit(&chip->tea);
1236#endif
1237 if (chip->irq >= 0)
Takashi Iwaia5f22152005-11-17 15:04:28 +01001238 free_irq(chip->irq, chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001239 pci_release_regions(chip->pci);
1240 pci_disable_device(chip->pci);
1241
1242 kfree(chip);
1243 return 0;
1244}
1245
Takashi Iwaia5f22152005-11-17 15:04:28 +01001246static int snd_fm801_dev_free(struct snd_device *device)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001247{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001248 struct fm801 *chip = device->device_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001249 return snd_fm801_free(chip);
1250}
1251
Takashi Iwaia5f22152005-11-17 15:04:28 +01001252static int __devinit snd_fm801_create(struct snd_card *card,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001253 struct pci_dev * pci,
1254 int tea575x_tuner,
Takashi Iwaia5f22152005-11-17 15:04:28 +01001255 struct fm801 ** rchip)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001256{
Takashi Iwaia5f22152005-11-17 15:04:28 +01001257 struct fm801 *chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001258 unsigned char rev, id;
1259 unsigned short cmdw;
1260 unsigned long timeout;
1261 int err;
Takashi Iwaia5f22152005-11-17 15:04:28 +01001262 static struct snd_device_ops ops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001263 .dev_free = snd_fm801_dev_free,
1264 };
1265
1266 *rchip = NULL;
1267 if ((err = pci_enable_device(pci)) < 0)
1268 return err;
Takashi Iwaie560d8d2005-09-09 14:21:46 +02001269 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001270 if (chip == NULL) {
1271 pci_disable_device(pci);
1272 return -ENOMEM;
1273 }
1274 spin_lock_init(&chip->reg_lock);
1275 chip->card = card;
1276 chip->pci = pci;
1277 chip->irq = -1;
1278 if ((err = pci_request_regions(pci, "FM801")) < 0) {
1279 kfree(chip);
1280 pci_disable_device(pci);
1281 return err;
1282 }
1283 chip->port = pci_resource_start(pci, 0);
Takashi Iwaia5f22152005-11-17 15:04:28 +01001284 if (request_irq(pci->irq, snd_fm801_interrupt, SA_INTERRUPT|SA_SHIRQ,
1285 "FM801", chip)) {
Takashi Iwai99b359b2005-10-20 18:26:44 +02001286 snd_printk(KERN_ERR "unable to grab IRQ %d\n", chip->irq);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001287 snd_fm801_free(chip);
1288 return -EBUSY;
1289 }
1290 chip->irq = pci->irq;
1291 pci_set_master(pci);
1292
1293 pci_read_config_byte(pci, PCI_REVISION_ID, &rev);
1294 if (rev >= 0xb1) /* FM801-AU */
1295 chip->multichannel = 1;
1296
1297 /* codec cold reset + AC'97 warm reset */
1298 outw((1<<5)|(1<<6), FM801_REG(chip, CODEC_CTRL));
1299 inw(FM801_REG(chip, CODEC_CTRL)); /* flush posting data */
1300 udelay(100);
1301 outw(0, FM801_REG(chip, CODEC_CTRL));
1302
1303 timeout = (jiffies + (3 * HZ) / 4) + 1; /* min 750ms */
1304
1305 outw((1<<7) | (0 << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
1306 udelay(5);
1307 do {
1308 if ((inw(FM801_REG(chip, AC97_CMD)) & (3<<8)) == (1<<8))
1309 goto __ac97_secondary;
Nishanth Aravamudan8433a502005-10-24 15:02:37 +02001310 schedule_timeout_uninterruptible(1);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001311 } while (time_after(timeout, jiffies));
Takashi Iwai99b359b2005-10-20 18:26:44 +02001312 snd_printk(KERN_ERR "Primary AC'97 codec not found\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001313 snd_fm801_free(chip);
1314 return -EIO;
1315
1316 __ac97_secondary:
1317 if (!chip->multichannel) /* lookup is not required */
1318 goto __ac97_ok;
1319 for (id = 3; id > 0; id--) { /* my card has the secondary codec */
1320 /* at address #3, so the loop is inverted */
1321
1322 timeout = jiffies + HZ / 20;
1323
Takashi Iwaia5f22152005-11-17 15:04:28 +01001324 outw((1<<7) | (id << FM801_AC97_ADDR_SHIFT) | AC97_VENDOR_ID1,
1325 FM801_REG(chip, AC97_CMD));
Linus Torvalds1da177e2005-04-16 15:20:36 -07001326 udelay(5);
1327 do {
1328 if ((inw(FM801_REG(chip, AC97_CMD)) & (3<<8)) == (1<<8)) {
1329 cmdw = inw(FM801_REG(chip, AC97_DATA));
1330 if (cmdw != 0xffff && cmdw != 0) {
1331 chip->secondary = 1;
1332 chip->secondary_addr = id;
1333 goto __ac97_ok;
1334 }
1335 }
Nishanth Aravamudan8433a502005-10-24 15:02:37 +02001336 schedule_timeout_uninterruptible(1);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001337 } while (time_after(timeout, jiffies));
1338 }
1339
1340 /* the recovery phase, it seems that probing for non-existing codec might */
1341 /* cause timeout problems */
1342 timeout = (jiffies + (3 * HZ) / 4) + 1; /* min 750ms */
1343
1344 outw((1<<7) | (0 << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
1345 udelay(5);
1346 do {
1347 if ((inw(FM801_REG(chip, AC97_CMD)) & (3<<8)) == (1<<8))
1348 goto __ac97_ok;
Nishanth Aravamudan8433a502005-10-24 15:02:37 +02001349 schedule_timeout_uninterruptible(1);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001350 } while (time_after(timeout, jiffies));
Takashi Iwai99b359b2005-10-20 18:26:44 +02001351 snd_printk(KERN_ERR "Primary AC'97 codec not responding\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001352 snd_fm801_free(chip);
1353 return -EIO;
1354
1355 __ac97_ok:
1356
1357 /* init volume */
1358 outw(0x0808, FM801_REG(chip, PCM_VOL));
1359 outw(0x9f1f, FM801_REG(chip, FM_VOL));
1360 outw(0x8808, FM801_REG(chip, I2S_VOL));
1361
1362 /* I2S control - I2S mode */
1363 outw(0x0003, FM801_REG(chip, I2S_MODE));
1364
1365 /* interrupt setup - unmask MPU, PLAYBACK & CAPTURE */
1366 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1367 cmdw &= ~0x0083;
1368 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1369
1370 /* interrupt clear */
1371 outw(FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU, FM801_REG(chip, IRQ_STATUS));
1372
1373 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1374 snd_fm801_free(chip);
1375 return err;
1376 }
1377
1378 snd_card_set_dev(card, &pci->dev);
1379
1380#ifdef TEA575X_RADIO
1381 if (tea575x_tuner > 0 && (tea575x_tuner & 0xffff) < 4) {
1382 chip->tea.dev_nr = tea575x_tuner >> 16;
1383 chip->tea.card = card;
1384 chip->tea.freq_fixup = 10700;
1385 chip->tea.private_data = chip;
1386 chip->tea.ops = &snd_fm801_tea_ops[(tea575x_tuner & 0xffff) - 1];
1387 snd_tea575x_init(&chip->tea);
1388 }
1389#endif
1390
1391 *rchip = chip;
1392 return 0;
1393}
1394
1395static int __devinit snd_card_fm801_probe(struct pci_dev *pci,
1396 const struct pci_device_id *pci_id)
1397{
1398 static int dev;
Takashi Iwaia5f22152005-11-17 15:04:28 +01001399 struct snd_card *card;
1400 struct fm801 *chip;
1401 struct snd_opl3 *opl3;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001402 int err;
1403
1404 if (dev >= SNDRV_CARDS)
1405 return -ENODEV;
1406 if (!enable[dev]) {
1407 dev++;
1408 return -ENOENT;
1409 }
1410
1411 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
1412 if (card == NULL)
1413 return -ENOMEM;
1414 if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], &chip)) < 0) {
1415 snd_card_free(card);
1416 return err;
1417 }
1418
1419 strcpy(card->driver, "FM801");
1420 strcpy(card->shortname, "ForteMedia FM801-");
1421 strcat(card->shortname, chip->multichannel ? "AU" : "AS");
1422 sprintf(card->longname, "%s at 0x%lx, irq %i",
1423 card->shortname, chip->port, chip->irq);
1424
1425 if ((err = snd_fm801_pcm(chip, 0, NULL)) < 0) {
1426 snd_card_free(card);
1427 return err;
1428 }
1429 if ((err = snd_fm801_mixer(chip)) < 0) {
1430 snd_card_free(card);
1431 return err;
1432 }
1433 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801,
1434 FM801_REG(chip, MPU401_DATA), 1,
1435 chip->irq, 0, &chip->rmidi)) < 0) {
1436 snd_card_free(card);
1437 return err;
1438 }
1439 if ((err = snd_opl3_create(card, FM801_REG(chip, OPL3_BANK0),
1440 FM801_REG(chip, OPL3_BANK1),
1441 OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) {
1442 snd_card_free(card);
1443 return err;
1444 }
1445 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
1446 snd_card_free(card);
1447 return err;
1448 }
1449
1450 if ((err = snd_card_register(card)) < 0) {
1451 snd_card_free(card);
1452 return err;
1453 }
1454 pci_set_drvdata(pci, card);
1455 dev++;
1456 return 0;
1457}
1458
1459static void __devexit snd_card_fm801_remove(struct pci_dev *pci)
1460{
1461 snd_card_free(pci_get_drvdata(pci));
1462 pci_set_drvdata(pci, NULL);
1463}
1464
1465static struct pci_driver driver = {
1466 .name = "FM801",
1467 .id_table = snd_fm801_ids,
1468 .probe = snd_card_fm801_probe,
1469 .remove = __devexit_p(snd_card_fm801_remove),
1470};
1471
1472static int __init alsa_card_fm801_init(void)
1473{
Takashi Iwai01d25d42005-04-11 16:58:24 +02001474 return pci_register_driver(&driver);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001475}
1476
1477static void __exit alsa_card_fm801_exit(void)
1478{
1479 pci_unregister_driver(&driver);
1480}
1481
1482module_init(alsa_card_fm801_init)
1483module_exit(alsa_card_fm801_exit)