Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Matt Wu <Matt_Wu@acersoftech.com.cn> | |
3 | * Apr 26, 2001 | |
4 | * Routines for control of ALi pci audio M5451 | |
5 | * | |
6 | * BUGS: | |
7 | * -- | |
8 | * | |
9 | * TODO: | |
10 | * -- | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or modify | |
13 | * it under the terms of the GNU General Public Lcodecnse as published by | |
14 | * the Free Software Foundation; either version 2 of the Lcodecnse, or | |
15 | * (at your option) any later version. | |
16 | * | |
17 | * This program is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public Lcodecnse for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public Lcodecnse | |
23 | * along with this program; if not, write to the Free Software | |
24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
25 | * | |
26 | */ | |
27 | ||
28 | #include <sound/driver.h> | |
29 | #include <asm/io.h> | |
30 | #include <linux/delay.h> | |
31 | #include <linux/interrupt.h> | |
32 | #include <linux/init.h> | |
33 | #include <linux/pci.h> | |
34 | #include <linux/slab.h> | |
35 | #include <linux/moduleparam.h> | |
36 | #include <sound/core.h> | |
37 | #include <sound/pcm.h> | |
38 | #include <sound/info.h> | |
39 | #include <sound/ac97_codec.h> | |
40 | #include <sound/mpu401.h> | |
41 | #include <sound/initval.h> | |
42 | ||
43 | MODULE_AUTHOR("Matt Wu <Matt_Wu@acersoftech.com.cn>"); | |
44 | MODULE_DESCRIPTION("ALI M5451"); | |
45 | MODULE_LICENSE("GPL"); | |
46 | MODULE_SUPPORTED_DEVICE("{{ALI,M5451,pci},{ALI,M5451}}"); | |
47 | ||
48 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ | |
49 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ | |
50 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; | |
51 | static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 32}; | |
52 | static int spdif[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; | |
53 | ||
54 | module_param_array(index, int, NULL, 0444); | |
55 | MODULE_PARM_DESC(index, "Index value for ALI M5451 PCI Audio."); | |
56 | module_param_array(id, charp, NULL, 0444); | |
57 | MODULE_PARM_DESC(id, "ID string for ALI M5451 PCI Audio."); | |
58 | module_param_array(enable, bool, NULL, 0444); | |
59 | MODULE_PARM_DESC(enable, "Enable ALI 5451 PCI Audio."); | |
60 | module_param_array(pcm_channels, int, NULL, 0444); | |
61 | MODULE_PARM_DESC(pcm_channels, "PCM Channels"); | |
62 | module_param_array(spdif, bool, NULL, 0444); | |
63 | MODULE_PARM_DESC(spdif, "Support SPDIF I/O"); | |
64 | ||
65 | /* | |
66 | * Debug part definitions | |
67 | */ | |
68 | ||
69 | //#define ALI_DEBUG | |
70 | ||
71 | #ifdef ALI_DEBUG | |
72 | #define snd_ali_printk(format, args...) printk(format, ##args); | |
73 | #else | |
74 | #define snd_ali_printk(format, args...) | |
75 | #endif | |
76 | ||
77 | /* | |
78 | * Constants definition | |
79 | */ | |
80 | ||
81 | #ifndef PCI_VENDOR_ID_ALI | |
82 | #define PCI_VENDOR_ID_ALI 0x10b9 | |
83 | #endif | |
84 | ||
85 | #ifndef PCI_DEVICE_ID_ALI_5451 | |
86 | #define PCI_DEVICE_ID_ALI_5451 0x5451 | |
87 | #endif | |
88 | ||
89 | #define DEVICE_ID_ALI5451 ((PCI_VENDOR_ID_ALI<<16)|PCI_DEVICE_ID_ALI_5451) | |
90 | ||
91 | ||
92 | #define ALI_CHANNELS 32 | |
93 | ||
94 | #define ALI_PCM_IN_CHANNEL 31 | |
95 | #define ALI_SPDIF_IN_CHANNEL 19 | |
96 | #define ALI_SPDIF_OUT_CHANNEL 15 | |
97 | #define ALI_CENTER_CHANNEL 24 | |
98 | #define ALI_LEF_CHANNEL 23 | |
99 | #define ALI_SURR_LEFT_CHANNEL 26 | |
100 | #define ALI_SURR_RIGHT_CHANNEL 25 | |
5cbff89c SK |
101 | #define ALI_MODEM_IN_CHANNEL 21 |
102 | #define ALI_MODEM_OUT_CHANNEL 20 | |
1da177e4 LT |
103 | |
104 | #define SNDRV_ALI_VOICE_TYPE_PCM 01 | |
105 | #define SNDRV_ALI_VOICE_TYPE_OTH 02 | |
106 | ||
107 | #define ALI_5451_V02 0x02 | |
108 | ||
109 | /* | |
110 | * Direct Registers | |
111 | */ | |
112 | ||
113 | #define ALI_LEGACY_DMAR0 0x00 // ADR0 | |
114 | #define ALI_LEGACY_DMAR4 0x04 // CNT0 | |
115 | #define ALI_LEGACY_DMAR11 0x0b // MOD | |
116 | #define ALI_LEGACY_DMAR15 0x0f // MMR | |
117 | #define ALI_MPUR0 0x20 | |
118 | #define ALI_MPUR1 0x21 | |
119 | #define ALI_MPUR2 0x22 | |
120 | #define ALI_MPUR3 0x23 | |
121 | ||
122 | #define ALI_AC97_WRITE 0x40 | |
123 | #define ALI_AC97_READ 0x44 | |
124 | ||
125 | #define ALI_SCTRL 0x48 | |
126 | #define ALI_SPDIF_OUT_ENABLE 0x20 | |
5cbff89c SK |
127 | #define ALI_SCTRL_LINE_IN2 (1 << 9) |
128 | #define ALI_SCTRL_GPIO_IN2 (1 << 13) | |
129 | #define ALI_SCTRL_LINE_OUT_EN (1 << 20) | |
130 | #define ALI_SCTRL_GPIO_OUT_EN (1 << 23) | |
131 | #define ALI_SCTRL_CODEC1_READY (1 << 24) | |
132 | #define ALI_SCTRL_CODEC2_READY (1 << 25) | |
1da177e4 | 133 | #define ALI_AC97_GPIO 0x4c |
5cbff89c SK |
134 | #define ALI_AC97_GPIO_ENABLE 0x8000 |
135 | #define ALI_AC97_GPIO_DATA_SHIFT 16 | |
1da177e4 LT |
136 | #define ALI_SPDIF_CS 0x70 |
137 | #define ALI_SPDIF_CTRL 0x74 | |
138 | #define ALI_SPDIF_IN_FUNC_ENABLE 0x02 | |
139 | #define ALI_SPDIF_IN_CH_STATUS 0x40 | |
140 | #define ALI_SPDIF_OUT_CH_STATUS 0xbf | |
141 | #define ALI_START 0x80 | |
142 | #define ALI_STOP 0x84 | |
143 | #define ALI_CSPF 0x90 | |
144 | #define ALI_AINT 0x98 | |
145 | #define ALI_GC_CIR 0xa0 | |
146 | #define ENDLP_IE 0x00001000 | |
147 | #define MIDLP_IE 0x00002000 | |
148 | #define ALI_AINTEN 0xa4 | |
149 | #define ALI_VOLUME 0xa8 | |
150 | #define ALI_SBDELTA_DELTA_R 0xac | |
151 | #define ALI_MISCINT 0xb0 | |
152 | #define ADDRESS_IRQ 0x00000020 | |
153 | #define TARGET_REACHED 0x00008000 | |
154 | #define MIXER_OVERFLOW 0x00000800 | |
155 | #define MIXER_UNDERFLOW 0x00000400 | |
5cbff89c | 156 | #define GPIO_IRQ 0x01000000 |
1da177e4 LT |
157 | #define ALI_SBBL_SBCL 0xc0 |
158 | #define ALI_SBCTRL_SBE2R_SBDD 0xc4 | |
159 | #define ALI_STIMER 0xc8 | |
160 | #define ALI_GLOBAL_CONTROL 0xd4 | |
161 | #define ALI_SPDIF_OUT_SEL_PCM 0x00000400 /* bit 10 */ | |
162 | #define ALI_SPDIF_IN_SUPPORT 0x00000800 /* bit 11 */ | |
163 | #define ALI_SPDIF_OUT_CH_ENABLE 0x00008000 /* bit 15 */ | |
164 | #define ALI_SPDIF_IN_CH_ENABLE 0x00080000 /* bit 19 */ | |
165 | #define ALI_PCM_IN_ENABLE 0x80000000 /* bit 31 */ | |
166 | ||
167 | #define ALI_CSO_ALPHA_FMS 0xe0 | |
168 | #define ALI_LBA 0xe4 | |
169 | #define ALI_ESO_DELTA 0xe8 | |
170 | #define ALI_GVSEL_PAN_VOC_CTRL_EC 0xf0 | |
171 | #define ALI_EBUF1 0xf4 | |
172 | #define ALI_EBUF2 0xf8 | |
173 | ||
174 | #define ALI_REG(codec, x) ((codec)->port + x) | |
175 | ||
5cbff89c SK |
176 | #define MAX_CODECS 2 |
177 | ||
178 | ||
1da177e4 LT |
179 | typedef struct snd_stru_ali ali_t; |
180 | typedef struct snd_ali_stru_voice snd_ali_voice_t; | |
181 | ||
182 | typedef struct snd_ali_channel_control { | |
183 | // register data | |
184 | struct REGDATA { | |
185 | unsigned int start; | |
186 | unsigned int stop; | |
187 | unsigned int aint; | |
188 | unsigned int ainten; | |
189 | } data; | |
190 | ||
191 | // register addresses | |
192 | struct REGS { | |
193 | unsigned int start; | |
194 | unsigned int stop; | |
195 | unsigned int aint; | |
196 | unsigned int ainten; | |
197 | unsigned int ac97read; | |
198 | unsigned int ac97write; | |
199 | } regs; | |
200 | ||
201 | } snd_ali_channel_control_t; | |
202 | ||
203 | struct snd_ali_stru_voice { | |
204 | unsigned int number; | |
205 | unsigned int use: 1, | |
206 | pcm: 1, | |
207 | midi: 1, | |
208 | mode: 1, | |
209 | synth: 1; | |
210 | ||
211 | /* PCM data */ | |
212 | ali_t *codec; | |
213 | snd_pcm_substream_t *substream; | |
214 | snd_ali_voice_t *extra; | |
215 | ||
216 | unsigned int running: 1; | |
217 | ||
218 | int eso; /* final ESO value for channel */ | |
219 | int count; /* runtime->period_size */ | |
220 | ||
221 | /* --- */ | |
222 | ||
223 | void *private_data; | |
224 | void (*private_free)(void *private_data); | |
225 | }; | |
226 | ||
227 | ||
228 | typedef struct snd_stru_alidev { | |
229 | ||
230 | snd_ali_voice_t voices[ALI_CHANNELS]; | |
231 | ||
232 | unsigned int chcnt; /* num of opened channels */ | |
233 | unsigned int chmap; /* bitmap for opened channels */ | |
234 | unsigned int synthcount; | |
235 | ||
236 | } alidev_t; | |
237 | ||
238 | ||
239 | #ifdef CONFIG_PM | |
240 | #define ALI_GLOBAL_REGS 56 | |
241 | #define ALI_CHANNEL_REGS 8 | |
242 | typedef struct snd_ali_image { | |
243 | unsigned long regs[ALI_GLOBAL_REGS]; | |
244 | unsigned long channel_regs[ALI_CHANNELS][ALI_CHANNEL_REGS]; | |
245 | } ali_image_t; | |
246 | #endif | |
247 | ||
248 | ||
249 | struct snd_stru_ali { | |
250 | unsigned long irq; | |
251 | unsigned long port; | |
252 | unsigned char revision; | |
253 | ||
254 | unsigned int hw_initialized: 1; | |
255 | unsigned int spdif_support: 1; | |
256 | ||
257 | struct pci_dev *pci; | |
258 | struct pci_dev *pci_m1533; | |
259 | struct pci_dev *pci_m7101; | |
260 | ||
261 | snd_card_t *card; | |
5cbff89c | 262 | snd_pcm_t *pcm[MAX_CODECS]; |
1da177e4 LT |
263 | alidev_t synth; |
264 | snd_ali_channel_control_t chregs; | |
265 | ||
266 | /* S/PDIF Mask */ | |
267 | unsigned int spdif_mask; | |
268 | ||
269 | unsigned int spurious_irq_count; | |
270 | unsigned int spurious_irq_max_delta; | |
271 | ||
5cbff89c SK |
272 | unsigned int num_of_codecs; |
273 | ||
1da177e4 | 274 | ac97_bus_t *ac97_bus; |
5cbff89c | 275 | ac97_t *ac97[MAX_CODECS]; |
1da177e4 LT |
276 | unsigned short ac97_ext_id; |
277 | unsigned short ac97_ext_status; | |
278 | ||
279 | spinlock_t reg_lock; | |
280 | spinlock_t voice_alloc; | |
281 | ||
282 | #ifdef CONFIG_PM | |
283 | ali_image_t *image; | |
284 | #endif | |
285 | }; | |
286 | ||
287 | static struct pci_device_id snd_ali_ids[] = { | |
288 | {0x10b9, 0x5451, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, }, | |
289 | {0, } | |
290 | }; | |
291 | MODULE_DEVICE_TABLE(pci, snd_ali_ids); | |
292 | ||
293 | static void snd_ali_clear_voices(ali_t *, unsigned int, unsigned int); | |
294 | static unsigned short snd_ali_codec_peek(ali_t *, int, unsigned short); | |
295 | static void snd_ali_codec_poke(ali_t *, int, unsigned short, unsigned short); | |
296 | ||
297 | /* | |
298 | * Debug Part | |
299 | */ | |
300 | ||
301 | #ifdef ALI_DEBUG | |
302 | ||
303 | static void ali_read_regs(ali_t *codec, int channel) | |
304 | { | |
305 | int i,j; | |
306 | unsigned int dwVal; | |
307 | ||
308 | printk("channel %d registers map:\n", channel); | |
309 | outb((unsigned char)(channel & 0x001f), ALI_REG(codec,ALI_GC_CIR)); | |
310 | ||
311 | printk(" "); | |
312 | for(j=0;j<8;j++) | |
313 | printk("%2.2x ", j*4); | |
314 | printk("\n"); | |
315 | ||
316 | for (i=0; i<=0xf8/4;i++) { | |
317 | if(i%8 == 0) | |
318 | printk("%2.2x ", (i*4/0x10)*0x10); | |
319 | dwVal = inl(ALI_REG(codec,i*4)); | |
320 | printk("%8.8x ", dwVal); | |
321 | if ((i+1)%8 == 0) | |
322 | printk("\n"); | |
323 | } | |
324 | printk("\n"); | |
325 | } | |
326 | static void ali_read_cfg(unsigned int vendor, unsigned deviceid) | |
327 | { | |
328 | unsigned int dwVal; | |
329 | struct pci_dev *pci_dev = NULL; | |
330 | int i,j; | |
331 | ||
332 | ||
333 | pci_dev = pci_find_device(vendor, deviceid, pci_dev); | |
334 | if (pci_dev == NULL) | |
335 | return ; | |
336 | ||
337 | printk("\nM%x PCI CFG\n", deviceid); | |
338 | printk(" "); | |
339 | for(j=0;j<8;j++) | |
340 | printk("%d ",j); | |
341 | printk("\n"); | |
342 | ||
343 | for(i=0;i<8;i++) { | |
344 | printk("%d ",i); | |
345 | for(j=0;j<8;j++) | |
346 | { | |
347 | pci_read_config_dword(pci_dev, i*0x20+j*4, &dwVal); | |
348 | printk("%8.8x ", dwVal); | |
349 | } | |
350 | printk("\n"); | |
351 | } | |
352 | } | |
353 | static void ali_read_ac97regs(ali_t *codec, int secondary) | |
354 | { | |
355 | unsigned short i,j; | |
356 | unsigned short wVal; | |
357 | ||
358 | printk("\ncodec %d registers map:\n", secondary); | |
359 | ||
360 | printk(" "); | |
361 | for(j=0;j<8;j++) | |
362 | printk("%2.2x ",j*2); | |
363 | printk("\n"); | |
364 | ||
365 | for (i=0; i<64;i++) { | |
366 | if(i%8 == 0) | |
367 | printk("%2.2x ", (i/8)*0x10); | |
368 | wVal = snd_ali_codec_peek(codec, secondary, i*2); | |
369 | printk("%4.4x ", wVal); | |
370 | if ((i+1)%8 == 0) | |
371 | printk("\n"); | |
372 | } | |
373 | printk("\n"); | |
374 | } | |
375 | ||
376 | #endif | |
377 | ||
378 | /* | |
379 | * AC97 ACCESS | |
380 | */ | |
381 | ||
382 | static inline unsigned int snd_ali_5451_peek(ali_t *codec, | |
383 | unsigned int port ) | |
384 | { | |
385 | return (unsigned int)inl(ALI_REG(codec, port)); | |
386 | } | |
387 | ||
388 | static inline void snd_ali_5451_poke( ali_t *codec, | |
389 | unsigned int port, | |
390 | unsigned int val ) | |
391 | { | |
392 | outl((unsigned int)val, ALI_REG(codec, port)); | |
393 | } | |
394 | ||
395 | static int snd_ali_codec_ready( ali_t *codec, | |
396 | unsigned int port, | |
397 | int sched ) | |
398 | { | |
399 | unsigned long end_time; | |
400 | unsigned int res; | |
401 | ||
ef21ca24 | 402 | end_time = jiffies + 10 * msecs_to_jiffies(250); |
1da177e4 LT |
403 | do { |
404 | res = snd_ali_5451_peek(codec,port); | |
405 | if (! (res & 0x8000)) | |
406 | return 0; | |
407 | if (sched) { | |
408 | set_current_state(TASK_UNINTERRUPTIBLE); | |
409 | schedule_timeout(1); | |
410 | } | |
411 | } while (time_after_eq(end_time, jiffies)); | |
412 | snd_ali_5451_poke(codec, port, res & ~0x8000); | |
413 | snd_printdd("ali_codec_ready: codec is not ready.\n "); | |
414 | return -EIO; | |
415 | } | |
416 | ||
417 | static int snd_ali_stimer_ready(ali_t *codec, int sched) | |
418 | { | |
419 | unsigned long end_time; | |
420 | unsigned long dwChk1,dwChk2; | |
421 | ||
422 | dwChk1 = snd_ali_5451_peek(codec, ALI_STIMER); | |
423 | dwChk2 = snd_ali_5451_peek(codec, ALI_STIMER); | |
424 | ||
ef21ca24 | 425 | end_time = jiffies + 10 * msecs_to_jiffies(250); |
1da177e4 LT |
426 | do { |
427 | dwChk2 = snd_ali_5451_peek(codec, ALI_STIMER); | |
428 | if (dwChk2 != dwChk1) | |
429 | return 0; | |
430 | if (sched) { | |
431 | set_current_state(TASK_UNINTERRUPTIBLE); | |
432 | schedule_timeout(1); | |
433 | } | |
434 | } while (time_after_eq(end_time, jiffies)); | |
435 | snd_printk("ali_stimer_read: stimer is not ready.\n"); | |
436 | return -EIO; | |
437 | } | |
438 | ||
439 | static void snd_ali_codec_poke(ali_t *codec,int secondary, | |
440 | unsigned short reg, | |
441 | unsigned short val) | |
442 | { | |
443 | unsigned int dwVal = 0; | |
444 | unsigned int port = 0; | |
445 | ||
446 | if (reg >= 0x80) { | |
447 | snd_printk("ali_codec_poke: reg(%xh) invalid.\n", reg); | |
448 | return; | |
449 | } | |
450 | ||
451 | port = codec->chregs.regs.ac97write; | |
452 | ||
453 | if (snd_ali_codec_ready(codec, port, 0) < 0) | |
454 | return; | |
455 | if (snd_ali_stimer_ready(codec, 0) < 0) | |
456 | return; | |
457 | ||
458 | dwVal = (unsigned int) (reg & 0xff); | |
459 | dwVal |= 0x8000 | (val << 16); | |
460 | if (secondary) dwVal |= 0x0080; | |
461 | if (codec->revision == ALI_5451_V02) dwVal |= 0x0100; | |
462 | ||
463 | snd_ali_5451_poke(codec,port,dwVal); | |
464 | ||
465 | return ; | |
466 | } | |
467 | ||
468 | static unsigned short snd_ali_codec_peek( ali_t *codec, | |
469 | int secondary, | |
470 | unsigned short reg) | |
471 | { | |
472 | unsigned int dwVal = 0; | |
473 | unsigned int port = 0; | |
474 | ||
475 | if (reg >= 0x80) { | |
476 | snd_printk("ali_codec_peek: reg(%xh) invalid.\n", reg); | |
477 | return ~0; | |
478 | } | |
479 | ||
480 | port = codec->chregs.regs.ac97read; | |
481 | ||
482 | if (snd_ali_codec_ready(codec, port, 0) < 0) | |
483 | return ~0; | |
484 | if (snd_ali_stimer_ready(codec, 0) < 0) | |
485 | return ~0; | |
486 | ||
487 | dwVal = (unsigned int) (reg & 0xff); | |
488 | dwVal |= 0x8000; /* bit 15*/ | |
489 | if (secondary) dwVal |= 0x0080; | |
490 | ||
491 | snd_ali_5451_poke(codec, port, dwVal); | |
492 | ||
493 | if (snd_ali_stimer_ready(codec, 0) < 0) | |
494 | return ~0; | |
495 | if (snd_ali_codec_ready(codec, port, 0) < 0) | |
496 | return ~0; | |
497 | ||
498 | return (snd_ali_5451_peek(codec, port) & 0xffff0000)>>16; | |
499 | } | |
500 | ||
501 | static void snd_ali_codec_write(ac97_t *ac97, | |
502 | unsigned short reg, | |
503 | unsigned short val ) | |
504 | { | |
505 | ali_t *codec = ac97->private_data; | |
506 | ||
507 | snd_ali_printk("codec_write: reg=%xh data=%xh.\n", reg, val); | |
5cbff89c SK |
508 | if(reg == AC97_GPIO_STATUS) { |
509 | outl((val << ALI_AC97_GPIO_DATA_SHIFT)|ALI_AC97_GPIO_ENABLE, | |
510 | ALI_REG(codec, ALI_AC97_GPIO)); | |
511 | return; | |
512 | } | |
513 | snd_ali_codec_poke(codec, ac97->num, reg, val); | |
1da177e4 LT |
514 | return ; |
515 | } | |
516 | ||
517 | ||
518 | static unsigned short snd_ali_codec_read(ac97_t *ac97, unsigned short reg) | |
519 | { | |
520 | ali_t *codec = ac97->private_data; | |
521 | ||
522 | snd_ali_printk("codec_read reg=%xh.\n", reg); | |
5cbff89c | 523 | return (snd_ali_codec_peek(codec, ac97->num, reg)); |
1da177e4 LT |
524 | } |
525 | ||
526 | /* | |
527 | * AC97 Reset | |
528 | */ | |
529 | ||
530 | static int snd_ali_reset_5451(ali_t *codec) | |
531 | { | |
532 | struct pci_dev *pci_dev = NULL; | |
533 | unsigned short wCount, wReg; | |
534 | unsigned int dwVal; | |
535 | ||
536 | if ((pci_dev = codec->pci_m1533) != NULL) { | |
537 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); | |
538 | pci_write_config_dword(pci_dev, 0x7c, dwVal | 0x08000000); | |
539 | udelay(5000); | |
540 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); | |
541 | pci_write_config_dword(pci_dev, 0x7c, dwVal & 0xf7ffffff); | |
542 | udelay(5000); | |
543 | } | |
544 | ||
545 | pci_dev = codec->pci; | |
546 | pci_read_config_dword(pci_dev, 0x44, &dwVal); | |
547 | pci_write_config_dword(pci_dev, 0x44, dwVal | 0x000c0000); | |
548 | udelay(500); | |
549 | pci_read_config_dword(pci_dev, 0x44, &dwVal); | |
550 | pci_write_config_dword(pci_dev, 0x44, dwVal & 0xfffbffff); | |
551 | udelay(5000); | |
552 | ||
553 | wCount = 200; | |
554 | while(wCount--) { | |
555 | wReg = snd_ali_codec_peek(codec, 0, AC97_POWERDOWN); | |
556 | if((wReg & 0x000f) == 0x000f) | |
557 | return 0; | |
558 | udelay(5000); | |
559 | } | |
560 | ||
561 | /* non-fatal if you have a non PM capable codec */ | |
562 | /* snd_printk(KERN_WARNING "ali5451: reset time out\n"); */ | |
563 | return 0; | |
564 | } | |
565 | ||
566 | #ifdef CODEC_RESET | |
567 | ||
568 | static int snd_ali_reset_codec(ali_t *codec) | |
569 | { | |
570 | struct pci_dev *pci_dev = NULL; | |
571 | unsigned char bVal = 0; | |
572 | unsigned int dwVal; | |
573 | unsigned short wCount, wReg; | |
574 | ||
575 | pci_dev = codec->pci_m1533; | |
576 | ||
577 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); | |
578 | pci_write_config_dword(pci_dev, 0x7c, dwVal | 0x08000000); | |
579 | udelay(5000); | |
580 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); | |
581 | pci_write_config_dword(pci_dev, 0x7c, dwVal & 0xf7ffffff); | |
582 | udelay(5000); | |
583 | ||
584 | bVal = inb(ALI_REG(codec,ALI_SCTRL)); | |
585 | bVal |= 0x02; | |
586 | outb(ALI_REG(codec,ALI_SCTRL),bVal); | |
587 | udelay(5000); | |
588 | bVal = inb(ALI_REG(codec,ALI_SCTRL)); | |
589 | bVal &= 0xfd; | |
590 | outb(ALI_REG(codec,ALI_SCTRL),bVal); | |
591 | udelay(15000); | |
592 | ||
593 | wCount = 200; | |
594 | while(wCount--) { | |
595 | wReg = snd_ali_codec_read(codec->ac97, AC97_POWERDOWN); | |
596 | if((wReg & 0x000f) == 0x000f) | |
597 | return 0; | |
598 | udelay(5000); | |
599 | } | |
600 | return -1; | |
601 | } | |
602 | ||
603 | #endif | |
604 | ||
605 | /* | |
606 | * ALI 5451 Controller | |
607 | */ | |
608 | ||
609 | static void snd_ali_enable_special_channel(ali_t *codec, unsigned int channel) | |
610 | { | |
611 | unsigned long dwVal = 0; | |
612 | ||
613 | dwVal = inl(ALI_REG(codec,ALI_GLOBAL_CONTROL)); | |
614 | dwVal |= 1 << (channel & 0x0000001f); | |
615 | outl(dwVal, ALI_REG(codec,ALI_GLOBAL_CONTROL)); | |
616 | } | |
617 | ||
618 | static void snd_ali_disable_special_channel(ali_t *codec, unsigned int channel) | |
619 | { | |
620 | unsigned long dwVal = 0; | |
621 | ||
622 | dwVal = inl(ALI_REG(codec,ALI_GLOBAL_CONTROL)); | |
623 | dwVal &= ~(1 << (channel & 0x0000001f)); | |
624 | outl(dwVal, ALI_REG(codec,ALI_GLOBAL_CONTROL)); | |
625 | } | |
626 | ||
627 | static void snd_ali_enable_address_interrupt(ali_t * codec) | |
628 | { | |
629 | unsigned int gc; | |
630 | ||
631 | gc = inl(ALI_REG(codec, ALI_GC_CIR)); | |
632 | gc |= ENDLP_IE; | |
633 | gc |= MIDLP_IE; | |
634 | outl( gc, ALI_REG(codec, ALI_GC_CIR)); | |
635 | } | |
636 | ||
637 | static void snd_ali_disable_address_interrupt(ali_t * codec) | |
638 | { | |
639 | unsigned int gc; | |
640 | ||
641 | gc = inl(ALI_REG(codec, ALI_GC_CIR)); | |
642 | gc &= ~ENDLP_IE; | |
643 | gc &= ~MIDLP_IE; | |
644 | outl(gc, ALI_REG(codec, ALI_GC_CIR)); | |
645 | } | |
646 | ||
647 | #if 0 // not used | |
648 | static void snd_ali_enable_voice_irq(ali_t *codec, unsigned int channel) | |
649 | { | |
650 | unsigned int mask; | |
651 | snd_ali_channel_control_t *pchregs = &(codec->chregs); | |
652 | ||
653 | snd_ali_printk("enable_voice_irq channel=%d\n",channel); | |
654 | ||
655 | mask = 1 << (channel & 0x1f); | |
656 | pchregs->data.ainten = inl(ALI_REG(codec,pchregs->regs.ainten)); | |
657 | pchregs->data.ainten |= mask; | |
658 | outl(pchregs->data.ainten,ALI_REG(codec,pchregs->regs.ainten)); | |
659 | } | |
660 | #endif | |
661 | ||
662 | static void snd_ali_disable_voice_irq(ali_t *codec, unsigned int channel) | |
663 | { | |
664 | unsigned int mask; | |
665 | snd_ali_channel_control_t *pchregs = &(codec->chregs); | |
666 | ||
667 | snd_ali_printk("disable_voice_irq channel=%d\n",channel); | |
668 | ||
669 | mask = 1 << (channel & 0x1f); | |
670 | pchregs->data.ainten = inl(ALI_REG(codec,pchregs->regs.ainten)); | |
671 | pchregs->data.ainten &= ~mask; | |
672 | outl(pchregs->data.ainten,ALI_REG(codec,pchregs->regs.ainten)); | |
673 | } | |
674 | ||
675 | static int snd_ali_alloc_pcm_channel(ali_t *codec, int channel) | |
676 | { | |
677 | unsigned int idx = channel & 0x1f; | |
678 | ||
679 | if (codec->synth.chcnt >= ALI_CHANNELS){ | |
680 | snd_printk("ali_alloc_pcm_channel: no free channels.\n"); | |
681 | return -1; | |
682 | } | |
683 | ||
684 | if (!(codec->synth.chmap & (1 << idx))) { | |
685 | codec->synth.chmap |= 1 << idx; | |
686 | codec->synth.chcnt++; | |
687 | snd_ali_printk("alloc_pcm_channel no. %d.\n",idx); | |
688 | return idx; | |
689 | } | |
690 | return -1; | |
691 | } | |
692 | ||
693 | static int snd_ali_find_free_channel(ali_t * codec, int rec) | |
694 | { | |
695 | int idx; | |
696 | int result = -1; | |
697 | ||
698 | snd_ali_printk("find_free_channel: for %s\n",rec ? "rec" : "pcm"); | |
699 | ||
700 | // recording | |
701 | if (rec) { | |
702 | if (codec->spdif_support && | |
703 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & ALI_SPDIF_IN_SUPPORT)) | |
704 | idx = ALI_SPDIF_IN_CHANNEL; | |
705 | else | |
706 | idx = ALI_PCM_IN_CHANNEL; | |
707 | ||
708 | if ((result = snd_ali_alloc_pcm_channel(codec,idx)) >= 0) { | |
709 | return result; | |
710 | } else { | |
711 | snd_printk("ali_find_free_channel: record channel is busy now.\n"); | |
712 | return -1; | |
713 | } | |
714 | } | |
715 | ||
716 | //playback... | |
717 | if (codec->spdif_support && | |
718 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & ALI_SPDIF_OUT_CH_ENABLE)) { | |
719 | idx = ALI_SPDIF_OUT_CHANNEL; | |
720 | if ((result = snd_ali_alloc_pcm_channel(codec,idx)) >= 0) { | |
721 | return result; | |
722 | } else { | |
723 | snd_printk("ali_find_free_channel: S/PDIF out channel is in busy now.\n"); | |
724 | } | |
725 | } | |
726 | ||
727 | for (idx = 0; idx < ALI_CHANNELS; idx++) { | |
728 | if ((result = snd_ali_alloc_pcm_channel(codec,idx)) >= 0) | |
729 | return result; | |
730 | } | |
731 | snd_printk("ali_find_free_channel: no free channels.\n"); | |
732 | return -1; | |
733 | } | |
734 | ||
735 | static void snd_ali_free_channel_pcm(ali_t *codec, int channel) | |
736 | { | |
737 | unsigned int idx = channel & 0x0000001f; | |
738 | ||
739 | snd_ali_printk("free_channel_pcm channel=%d\n",channel); | |
740 | ||
741 | if (channel < 0 || channel >= ALI_CHANNELS) | |
742 | return; | |
743 | ||
744 | if (!(codec->synth.chmap & (1 << idx))) { | |
745 | snd_printk("ali_free_channel_pcm: channel %d is not in use.\n",channel); | |
746 | return; | |
747 | } else { | |
748 | codec->synth.chmap &= ~(1 << idx); | |
749 | codec->synth.chcnt--; | |
750 | } | |
751 | } | |
752 | ||
753 | #if 0 // not used | |
754 | static void snd_ali_start_voice(ali_t * codec, unsigned int channel) | |
755 | { | |
756 | unsigned int mask = 1 << (channel & 0x1f); | |
757 | ||
758 | snd_ali_printk("start_voice: channel=%d\n",channel); | |
759 | outl(mask, ALI_REG(codec,codec->chregs.regs.start)); | |
760 | } | |
761 | #endif | |
762 | ||
763 | static void snd_ali_stop_voice(ali_t * codec, unsigned int channel) | |
764 | { | |
765 | unsigned int mask = 1 << (channel & 0x1f); | |
766 | ||
767 | snd_ali_printk("stop_voice: channel=%d\n",channel); | |
768 | outl(mask, ALI_REG(codec, codec->chregs.regs.stop)); | |
769 | } | |
770 | ||
771 | /* | |
772 | * S/PDIF Part | |
773 | */ | |
774 | ||
775 | static void snd_ali_delay(ali_t *codec,int interval) | |
776 | { | |
777 | unsigned long begintimer,currenttimer; | |
778 | ||
779 | begintimer = inl(ALI_REG(codec, ALI_STIMER)); | |
780 | currenttimer = inl(ALI_REG(codec, ALI_STIMER)); | |
781 | ||
782 | while (currenttimer < begintimer + interval) { | |
783 | if(snd_ali_stimer_ready(codec, 1) < 0) | |
784 | break; | |
785 | currenttimer = inl(ALI_REG(codec, ALI_STIMER)); | |
786 | } | |
787 | } | |
788 | ||
789 | static void snd_ali_detect_spdif_rate(ali_t *codec) | |
790 | { | |
791 | u16 wval = 0; | |
792 | u16 count = 0; | |
793 | u8 bval = 0, R1 = 0, R2 = 0; | |
794 | ||
795 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
796 | bval |= 0x1F; | |
797 | outb(bval,ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
798 | ||
799 | while (((R1 < 0x0B )||(R1 > 0x0E)) && (R1 != 0x12) && count <= 50000) { | |
800 | count ++; | |
801 | snd_ali_delay(codec, 6); | |
802 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
803 | R1 = bval & 0x1F; | |
804 | } | |
805 | ||
806 | if (count > 50000) { | |
807 | snd_printk("ali_detect_spdif_rate: timeout!\n"); | |
808 | return; | |
809 | } | |
810 | ||
811 | count = 0; | |
812 | while (count++ <= 50000) { | |
813 | snd_ali_delay(codec, 6); | |
814 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
815 | R2 = bval & 0x1F; | |
816 | if (R2 != R1) R1 = R2; else break; | |
817 | } | |
818 | ||
819 | if (count > 50000) { | |
820 | snd_printk("ali_detect_spdif_rate: timeout!\n"); | |
821 | return; | |
822 | } | |
823 | ||
824 | if (R2 >= 0x0b && R2 <= 0x0e) { | |
825 | wval = inw(ALI_REG(codec,ALI_SPDIF_CTRL + 2)); | |
826 | wval &= 0xE0F0; | |
827 | wval |= (u16)0x09 << 8 | (u16)0x05; | |
828 | outw(wval,ALI_REG(codec,ALI_SPDIF_CTRL + 2)); | |
829 | ||
830 | bval = inb(ALI_REG(codec,ALI_SPDIF_CS +3)) & 0xF0; | |
831 | outb(bval|0x02,ALI_REG(codec,ALI_SPDIF_CS + 3)); | |
832 | } else if (R2 == 0x12) { | |
833 | wval = inw(ALI_REG(codec,ALI_SPDIF_CTRL + 2)); | |
834 | wval &= 0xE0F0; | |
835 | wval |= (u16)0x0E << 8 | (u16)0x08; | |
836 | outw(wval,ALI_REG(codec,ALI_SPDIF_CTRL + 2)); | |
837 | ||
838 | bval = inb(ALI_REG(codec,ALI_SPDIF_CS +3)) & 0xF0; | |
839 | outb(bval|0x03,ALI_REG(codec,ALI_SPDIF_CS + 3)); | |
840 | } | |
841 | } | |
842 | ||
843 | static unsigned int snd_ali_get_spdif_in_rate(ali_t *codec) | |
844 | { | |
845 | u32 dwRate = 0; | |
846 | u8 bval = 0; | |
847 | ||
848 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL)); | |
849 | bval &= 0x7F; | |
850 | bval |= 0x40; | |
851 | outb(bval, ALI_REG(codec,ALI_SPDIF_CTRL)); | |
852 | ||
853 | snd_ali_detect_spdif_rate(codec); | |
854 | ||
855 | bval = inb(ALI_REG(codec,ALI_SPDIF_CS + 3)); | |
856 | bval &= 0x0F; | |
857 | ||
858 | if (bval == 0) dwRate = 44100; | |
859 | if (bval == 1) dwRate = 48000; | |
860 | if (bval == 2) dwRate = 32000; | |
861 | ||
862 | return dwRate; | |
863 | } | |
864 | ||
865 | static void snd_ali_enable_spdif_in(ali_t *codec) | |
866 | { | |
867 | unsigned int dwVal; | |
868 | ||
869 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
870 | dwVal |= ALI_SPDIF_IN_SUPPORT; | |
871 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
872 | ||
873 | dwVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
874 | dwVal |= 0x02; | |
875 | outb(dwVal, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
876 | ||
877 | snd_ali_enable_special_channel(codec, ALI_SPDIF_IN_CHANNEL); | |
878 | } | |
879 | ||
880 | static void snd_ali_disable_spdif_in(ali_t *codec) | |
881 | { | |
882 | unsigned int dwVal; | |
883 | ||
884 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
885 | dwVal &= ~ALI_SPDIF_IN_SUPPORT; | |
886 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
887 | ||
888 | snd_ali_disable_special_channel(codec, ALI_SPDIF_IN_CHANNEL); | |
889 | } | |
890 | ||
891 | ||
892 | static void snd_ali_set_spdif_out_rate(ali_t *codec, unsigned int rate) | |
893 | { | |
894 | unsigned char bVal; | |
895 | unsigned int dwRate = 0; | |
896 | ||
897 | if (rate == 32000) dwRate = 0x300; | |
898 | if (rate == 44100) dwRate = 0; | |
899 | if (rate == 48000) dwRate = 0x200; | |
900 | ||
901 | bVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
902 | bVal &= (unsigned char)(~(1<<6)); | |
903 | ||
904 | bVal |= 0x80; //select right | |
905 | outb(bVal, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
906 | outb(dwRate | 0x20, ALI_REG(codec, ALI_SPDIF_CS + 2)); | |
907 | ||
908 | bVal &= (~0x80); //select left | |
909 | outb(bVal, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
910 | outw(rate | 0x10, ALI_REG(codec, ALI_SPDIF_CS + 2)); | |
911 | } | |
912 | ||
913 | static void snd_ali_enable_spdif_out(ali_t *codec) | |
914 | { | |
915 | unsigned short wVal; | |
916 | unsigned char bVal; | |
917 | ||
918 | struct pci_dev *pci_dev = NULL; | |
919 | ||
920 | pci_dev = codec->pci_m1533; | |
921 | if (pci_dev == NULL) | |
922 | return; | |
923 | pci_read_config_byte(pci_dev, 0x61, &bVal); | |
924 | bVal |= 0x40; | |
925 | pci_write_config_byte(pci_dev, 0x61, bVal); | |
926 | pci_read_config_byte(pci_dev, 0x7d, &bVal); | |
927 | bVal |= 0x01; | |
928 | pci_write_config_byte(pci_dev, 0x7d, bVal); | |
929 | ||
930 | pci_read_config_byte(pci_dev, 0x7e, &bVal); | |
931 | bVal &= (~0x20); | |
932 | bVal |= 0x10; | |
933 | pci_write_config_byte(pci_dev, 0x7e, bVal); | |
934 | ||
935 | bVal = inb(ALI_REG(codec, ALI_SCTRL)); | |
936 | outb(bVal | ALI_SPDIF_OUT_ENABLE, ALI_REG(codec, ALI_SCTRL)); | |
937 | ||
938 | bVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
939 | outb(bVal & ALI_SPDIF_OUT_CH_STATUS, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
940 | ||
941 | { | |
942 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
943 | wVal |= ALI_SPDIF_OUT_SEL_PCM; | |
944 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
945 | snd_ali_disable_special_channel(codec,ALI_SPDIF_OUT_CHANNEL); | |
946 | } | |
947 | } | |
948 | ||
949 | static void snd_ali_enable_spdif_chnout(ali_t *codec) | |
950 | { | |
951 | unsigned short wVal = 0; | |
952 | ||
953 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
954 | wVal &= ~ALI_SPDIF_OUT_SEL_PCM; | |
955 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
956 | /* | |
957 | wVal = inw(ALI_REG(codec, ALI_SPDIF_CS)); | |
958 | if (flag & ALI_SPDIF_OUT_NON_PCM) | |
959 | wVal |= 0x0002; | |
960 | else | |
961 | wVal &= (~0x0002); | |
962 | outw(wVal, ALI_REG(codec, ALI_SPDIF_CS)); | |
963 | */ | |
964 | snd_ali_enable_special_channel(codec,ALI_SPDIF_OUT_CHANNEL); | |
965 | } | |
966 | ||
967 | static void snd_ali_disable_spdif_chnout(ali_t *codec) | |
968 | { | |
969 | unsigned short wVal = 0; | |
970 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
971 | wVal |= ALI_SPDIF_OUT_SEL_PCM; | |
972 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
973 | ||
974 | snd_ali_enable_special_channel(codec, ALI_SPDIF_OUT_CHANNEL); | |
975 | } | |
976 | ||
977 | static void snd_ali_disable_spdif_out(ali_t *codec) | |
978 | { | |
979 | unsigned char bVal; | |
980 | ||
981 | bVal = inb(ALI_REG(codec, ALI_SCTRL)); | |
982 | outb(bVal & ~ALI_SPDIF_OUT_ENABLE, ALI_REG(codec, ALI_SCTRL)); | |
983 | ||
984 | snd_ali_disable_spdif_chnout(codec); | |
985 | } | |
986 | ||
987 | static void snd_ali_update_ptr(ali_t *codec,int channel) | |
988 | { | |
989 | snd_ali_voice_t *pvoice = NULL; | |
990 | snd_pcm_runtime_t *runtime; | |
991 | snd_ali_channel_control_t *pchregs = NULL; | |
992 | unsigned int old, mask; | |
993 | #ifdef ALI_DEBUG | |
994 | unsigned int temp, cspf; | |
995 | #endif | |
996 | ||
997 | pchregs = &(codec->chregs); | |
998 | ||
999 | // check if interrupt occurred for channel | |
1000 | old = pchregs->data.aint; | |
1001 | mask = ((unsigned int) 1L) << (channel & 0x1f); | |
1002 | ||
1003 | if (!(old & mask)) | |
1004 | return; | |
1005 | ||
1006 | pvoice = &codec->synth.voices[channel]; | |
1007 | runtime = pvoice->substream->runtime; | |
1008 | ||
1009 | udelay(100); | |
1010 | spin_lock(&codec->reg_lock); | |
1011 | ||
1012 | if (pvoice->pcm && pvoice->substream) { | |
1013 | /* pcm interrupt */ | |
1014 | #ifdef ALI_DEBUG | |
1015 | outb((u8)(pvoice->number), ALI_REG(codec, ALI_GC_CIR)); | |
1016 | temp = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
1017 | cspf = (inl(ALI_REG(codec, ALI_CSPF)) & mask) == mask; | |
1018 | #endif | |
1019 | if (pvoice->running) { | |
1020 | snd_ali_printk("update_ptr: cso=%4.4x cspf=%d.\n",(u16)temp,cspf); | |
1021 | spin_unlock(&codec->reg_lock); | |
1022 | snd_pcm_period_elapsed(pvoice->substream); | |
1023 | spin_lock(&codec->reg_lock); | |
1024 | } else { | |
1025 | snd_ali_stop_voice(codec, channel); | |
1026 | snd_ali_disable_voice_irq(codec, channel); | |
1027 | } | |
1028 | } else if (codec->synth.voices[channel].synth) { | |
1029 | /* synth interrupt */ | |
1030 | } else if (codec->synth.voices[channel].midi) { | |
1031 | /* midi interrupt */ | |
1032 | } else { | |
1033 | /* unknown interrupt */ | |
1034 | snd_ali_stop_voice(codec, channel); | |
1035 | snd_ali_disable_voice_irq(codec, channel); | |
1036 | } | |
1037 | spin_unlock(&codec->reg_lock); | |
1038 | outl(mask,ALI_REG(codec,pchregs->regs.aint)); | |
1039 | pchregs->data.aint = old & (~mask); | |
1040 | } | |
1041 | ||
1042 | static void snd_ali_interrupt(ali_t * codec) | |
1043 | { | |
1044 | int channel; | |
1045 | unsigned int audio_int; | |
1046 | snd_ali_channel_control_t *pchregs = NULL; | |
1047 | pchregs = &(codec->chregs); | |
1048 | ||
1049 | audio_int = inl(ALI_REG(codec, ALI_MISCINT)); | |
1050 | if (audio_int & ADDRESS_IRQ) { | |
1051 | // get interrupt status for all channels | |
1052 | pchregs->data.aint = inl(ALI_REG(codec,pchregs->regs.aint)); | |
1053 | for (channel = 0; channel < ALI_CHANNELS; channel++) { | |
1054 | snd_ali_update_ptr(codec, channel); | |
1055 | } | |
1056 | } | |
1057 | outl((TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW), | |
1058 | ALI_REG(codec,ALI_MISCINT)); | |
1059 | } | |
1060 | ||
1061 | ||
1062 | static irqreturn_t snd_ali_card_interrupt(int irq, | |
1063 | void *dev_id, | |
1064 | struct pt_regs *regs) | |
1065 | { | |
1066 | ali_t *codec = dev_id; | |
1067 | ||
1068 | if (codec == NULL) | |
1069 | return IRQ_NONE; | |
1070 | snd_ali_interrupt(codec); | |
1071 | return IRQ_HANDLED; | |
1072 | } | |
1073 | ||
1074 | ||
5cbff89c | 1075 | static snd_ali_voice_t *snd_ali_alloc_voice(ali_t * codec, int type, int rec, int channel) |
1da177e4 LT |
1076 | { |
1077 | snd_ali_voice_t *pvoice = NULL; | |
1078 | unsigned long flags; | |
1079 | int idx; | |
1080 | ||
1081 | snd_ali_printk("alloc_voice: type=%d rec=%d\n",type,rec); | |
1082 | ||
1083 | spin_lock_irqsave(&codec->voice_alloc, flags); | |
1084 | if (type == SNDRV_ALI_VOICE_TYPE_PCM) { | |
5cbff89c SK |
1085 | idx = channel > 0 ? snd_ali_alloc_pcm_channel(codec, channel) : |
1086 | snd_ali_find_free_channel(codec,rec); | |
1da177e4 LT |
1087 | if(idx < 0) { |
1088 | snd_printk("ali_alloc_voice: err.\n"); | |
1089 | spin_unlock_irqrestore(&codec->voice_alloc, flags); | |
1090 | return NULL; | |
1091 | } | |
1092 | pvoice = &(codec->synth.voices[idx]); | |
1093 | pvoice->use = 1; | |
1094 | pvoice->pcm = 1; | |
1095 | pvoice->mode = rec; | |
1096 | spin_unlock_irqrestore(&codec->voice_alloc, flags); | |
1097 | return pvoice; | |
1098 | } | |
1099 | spin_unlock_irqrestore(&codec->voice_alloc, flags); | |
1100 | return NULL; | |
1101 | } | |
1102 | ||
1103 | ||
1104 | static void snd_ali_free_voice(ali_t * codec, snd_ali_voice_t *pvoice) | |
1105 | { | |
1106 | unsigned long flags; | |
1107 | void (*private_free)(void *); | |
1108 | void *private_data; | |
1109 | ||
1110 | snd_ali_printk("free_voice: channel=%d\n",pvoice->number); | |
1111 | if (pvoice == NULL || !pvoice->use) | |
1112 | return; | |
1113 | snd_ali_clear_voices(codec, pvoice->number, pvoice->number); | |
1114 | spin_lock_irqsave(&codec->voice_alloc, flags); | |
1115 | private_free = pvoice->private_free; | |
1116 | private_data = pvoice->private_data; | |
1117 | pvoice->private_free = NULL; | |
1118 | pvoice->private_data = NULL; | |
1119 | if (pvoice->pcm) { | |
1120 | snd_ali_free_channel_pcm(codec, pvoice->number); | |
1121 | } | |
1122 | pvoice->use = pvoice->pcm = pvoice->synth = 0; | |
1123 | pvoice->substream = NULL; | |
1124 | spin_unlock_irqrestore(&codec->voice_alloc, flags); | |
1125 | if (private_free) | |
1126 | private_free(private_data); | |
1127 | } | |
1128 | ||
1129 | ||
1130 | static void snd_ali_clear_voices(ali_t * codec, | |
1131 | unsigned int v_min, | |
1132 | unsigned int v_max) | |
1133 | { | |
1134 | unsigned int i; | |
1135 | ||
1136 | for (i = v_min; i <= v_max; i++) { | |
1137 | snd_ali_stop_voice(codec, i); | |
1138 | snd_ali_disable_voice_irq(codec, i); | |
1139 | } | |
1140 | } | |
1141 | ||
1142 | static void snd_ali_write_voice_regs(ali_t * codec, | |
1143 | unsigned int Channel, | |
1144 | unsigned int LBA, | |
1145 | unsigned int CSO, | |
1146 | unsigned int ESO, | |
1147 | unsigned int DELTA, | |
1148 | unsigned int ALPHA_FMS, | |
1149 | unsigned int GVSEL, | |
1150 | unsigned int PAN, | |
1151 | unsigned int VOL, | |
1152 | unsigned int CTRL, | |
1153 | unsigned int EC) | |
1154 | { | |
1155 | unsigned int ctlcmds[4]; | |
1156 | ||
1157 | outb((unsigned char)(Channel & 0x001f),ALI_REG(codec,ALI_GC_CIR)); | |
1158 | ||
1159 | ctlcmds[0] = (CSO << 16) | (ALPHA_FMS & 0x0000ffff); | |
1160 | ctlcmds[1] = LBA; | |
1161 | ctlcmds[2] = (ESO << 16) | (DELTA & 0x0ffff); | |
1162 | ctlcmds[3] = (GVSEL << 31) | | |
1163 | ((PAN & 0x0000007f) << 24) | | |
1164 | ((VOL & 0x000000ff) << 16) | | |
1165 | ((CTRL & 0x0000000f) << 12) | | |
1166 | (EC & 0x00000fff); | |
1167 | ||
1168 | outb(Channel, ALI_REG(codec, ALI_GC_CIR)); | |
1169 | ||
1170 | outl(ctlcmds[0], ALI_REG(codec,ALI_CSO_ALPHA_FMS)); | |
1171 | outl(ctlcmds[1], ALI_REG(codec,ALI_LBA)); | |
1172 | outl(ctlcmds[2], ALI_REG(codec,ALI_ESO_DELTA)); | |
1173 | outl(ctlcmds[3], ALI_REG(codec,ALI_GVSEL_PAN_VOC_CTRL_EC)); | |
1174 | ||
1175 | outl(0x30000000, ALI_REG(codec, ALI_EBUF1)); /* Still Mode */ | |
1176 | outl(0x30000000, ALI_REG(codec, ALI_EBUF2)); /* Still Mode */ | |
1177 | } | |
1178 | ||
1179 | static unsigned int snd_ali_convert_rate(unsigned int rate, int rec) | |
1180 | { | |
1181 | unsigned int delta; | |
1182 | ||
1183 | if (rate < 4000) rate = 4000; | |
1184 | if (rate > 48000) rate = 48000; | |
1185 | ||
1186 | if (rec) { | |
1187 | if (rate == 44100) | |
1188 | delta = 0x116a; | |
1189 | else if (rate == 8000) | |
1190 | delta = 0x6000; | |
1191 | else if (rate == 48000) | |
1192 | delta = 0x1000; | |
1193 | else | |
1194 | delta = ((48000 << 12) / rate) & 0x0000ffff; | |
1195 | } else { | |
1196 | if (rate == 44100) | |
1197 | delta = 0xeb3; | |
1198 | else if (rate == 8000) | |
1199 | delta = 0x2ab; | |
1200 | else if (rate == 48000) | |
1201 | delta = 0x1000; | |
1202 | else | |
1203 | delta = (((rate << 12) + rate) / 48000) & 0x0000ffff; | |
1204 | } | |
1205 | ||
1206 | return delta; | |
1207 | } | |
1208 | ||
1209 | static unsigned int snd_ali_control_mode(snd_pcm_substream_t *substream) | |
1210 | { | |
1211 | unsigned int CTRL; | |
1212 | snd_pcm_runtime_t *runtime = substream->runtime; | |
1213 | ||
1214 | /* set ctrl mode | |
1215 | CTRL default: 8-bit (unsigned) mono, loop mode enabled | |
1216 | */ | |
1217 | CTRL = 0x00000001; | |
1218 | if (snd_pcm_format_width(runtime->format) == 16) | |
1219 | CTRL |= 0x00000008; // 16-bit data | |
1220 | if (!snd_pcm_format_unsigned(runtime->format)) | |
1221 | CTRL |= 0x00000002; // signed data | |
1222 | if (runtime->channels > 1) | |
1223 | CTRL |= 0x00000004; // stereo data | |
1224 | return CTRL; | |
1225 | } | |
1226 | ||
1227 | /* | |
1228 | * PCM part | |
1229 | */ | |
1230 | ||
1231 | static int snd_ali_ioctl(snd_pcm_substream_t * substream, | |
1232 | unsigned int cmd, void *arg) | |
1233 | { | |
1234 | return snd_pcm_lib_ioctl(substream, cmd, arg); | |
1235 | } | |
1236 | ||
1237 | static int snd_ali_trigger(snd_pcm_substream_t *substream, | |
1238 | int cmd) | |
1239 | ||
1240 | { | |
1241 | ali_t *codec = snd_pcm_substream_chip(substream); | |
1242 | struct list_head *pos; | |
1243 | snd_pcm_substream_t *s; | |
1244 | unsigned int what, whati, capture_flag; | |
1245 | snd_ali_voice_t *pvoice = NULL, *evoice = NULL; | |
1246 | unsigned int val; | |
1247 | int do_start; | |
1248 | ||
1249 | switch (cmd) { | |
1250 | case SNDRV_PCM_TRIGGER_START: | |
1251 | case SNDRV_PCM_TRIGGER_RESUME: | |
1252 | do_start = 1; break; | |
1253 | case SNDRV_PCM_TRIGGER_STOP: | |
1254 | case SNDRV_PCM_TRIGGER_SUSPEND: | |
1255 | do_start = 0; break; | |
1256 | default: | |
1257 | return -EINVAL; | |
1258 | } | |
1259 | ||
1260 | what = whati = capture_flag = 0; | |
1261 | snd_pcm_group_for_each(pos, substream) { | |
1262 | s = snd_pcm_group_substream_entry(pos); | |
1263 | if ((ali_t *) snd_pcm_substream_chip(s) == codec) { | |
1264 | pvoice = (snd_ali_voice_t *) s->runtime->private_data; | |
1265 | evoice = pvoice->extra; | |
1266 | what |= 1 << (pvoice->number & 0x1f); | |
1267 | if (evoice == NULL) { | |
1268 | whati |= 1 << (pvoice->number & 0x1f); | |
1269 | } else { | |
1270 | whati |= 1 << (evoice->number & 0x1f); | |
1271 | what |= 1 << (evoice->number & 0x1f); | |
1272 | } | |
1273 | if (do_start) { | |
1274 | pvoice->running = 1; | |
1275 | if (evoice != NULL) | |
1276 | evoice->running = 1; | |
1277 | } else { | |
1278 | pvoice->running = 0; | |
1279 | if (evoice != NULL) | |
1280 | evoice->running = 0; | |
1281 | } | |
1282 | snd_pcm_trigger_done(s, substream); | |
1283 | if (pvoice->mode) | |
1284 | capture_flag = 1; | |
1285 | } | |
1286 | } | |
1287 | spin_lock(&codec->reg_lock); | |
1288 | if (! do_start) { | |
1289 | outl(what, ALI_REG(codec, ALI_STOP)); | |
1290 | } | |
1291 | val = inl(ALI_REG(codec, ALI_AINTEN)); | |
1292 | if (do_start) { | |
1293 | val |= whati; | |
1294 | } else { | |
1295 | val &= ~whati; | |
1296 | } | |
1297 | outl(val, ALI_REG(codec, ALI_AINTEN)); | |
1298 | if (do_start) { | |
1299 | outl(what, ALI_REG(codec, ALI_START)); | |
1300 | } | |
1301 | snd_ali_printk("trigger: what=%xh whati=%xh\n",what,whati); | |
1302 | spin_unlock(&codec->reg_lock); | |
1303 | ||
1304 | return 0; | |
1305 | } | |
1306 | ||
1307 | static int snd_ali_playback_hw_params(snd_pcm_substream_t * substream, | |
1308 | snd_pcm_hw_params_t * hw_params) | |
1309 | { | |
1310 | ali_t *codec = snd_pcm_substream_chip(substream); | |
1311 | snd_pcm_runtime_t *runtime = substream->runtime; | |
1312 | snd_ali_voice_t *pvoice = (snd_ali_voice_t *) runtime->private_data; | |
1313 | snd_ali_voice_t *evoice = pvoice->extra; | |
1314 | int err; | |
1315 | err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); | |
1316 | if (err < 0) return err; | |
1317 | ||
1318 | /* voice management */ | |
1319 | ||
1320 | if (params_buffer_size(hw_params)/2 != params_period_size(hw_params)) { | |
1321 | if (evoice == NULL) { | |
5cbff89c | 1322 | evoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, 0, -1); |
1da177e4 LT |
1323 | if (evoice == NULL) |
1324 | return -ENOMEM; | |
1325 | pvoice->extra = evoice; | |
1326 | evoice->substream = substream; | |
1327 | } | |
1328 | } else { | |
1329 | if (evoice != NULL) { | |
1330 | snd_ali_free_voice(codec, evoice); | |
1331 | pvoice->extra = evoice = NULL; | |
1332 | } | |
1333 | } | |
1334 | ||
1335 | return 0; | |
1336 | } | |
1337 | ||
1338 | static int snd_ali_playback_hw_free(snd_pcm_substream_t * substream) | |
1339 | { | |
1340 | ali_t *codec = snd_pcm_substream_chip(substream); | |
1341 | snd_pcm_runtime_t *runtime = substream->runtime; | |
1342 | snd_ali_voice_t *pvoice = (snd_ali_voice_t *) runtime->private_data; | |
1343 | snd_ali_voice_t *evoice = pvoice ? pvoice->extra : NULL; | |
1344 | ||
1345 | snd_pcm_lib_free_pages(substream); | |
1346 | if (evoice != NULL) { | |
1347 | snd_ali_free_voice(codec, evoice); | |
1348 | pvoice->extra = NULL; | |
1349 | } | |
1350 | return 0; | |
1351 | } | |
1352 | ||
5cbff89c | 1353 | static int snd_ali_hw_params(snd_pcm_substream_t * substream, |
1da177e4 LT |
1354 | snd_pcm_hw_params_t * hw_params) |
1355 | { | |
1356 | return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); | |
1357 | } | |
1358 | ||
5cbff89c | 1359 | static int snd_ali_hw_free(snd_pcm_substream_t * substream) |
1da177e4 LT |
1360 | { |
1361 | return snd_pcm_lib_free_pages(substream); | |
1362 | } | |
1363 | ||
1364 | static int snd_ali_playback_prepare(snd_pcm_substream_t * substream) | |
1365 | { | |
1366 | ali_t *codec = snd_pcm_substream_chip(substream); | |
1367 | snd_pcm_runtime_t *runtime = substream->runtime; | |
1368 | snd_ali_voice_t *pvoice = (snd_ali_voice_t *) runtime->private_data; | |
1369 | snd_ali_voice_t *evoice = pvoice->extra; | |
1370 | unsigned long flags; | |
1371 | ||
1372 | unsigned int LBA; | |
1373 | unsigned int Delta; | |
1374 | unsigned int ESO; | |
1375 | unsigned int CTRL; | |
1376 | unsigned int GVSEL; | |
1377 | unsigned int PAN; | |
1378 | unsigned int VOL; | |
1379 | unsigned int EC; | |
1380 | ||
1381 | snd_ali_printk("playback_prepare ...\n"); | |
1382 | ||
1383 | spin_lock_irqsave(&codec->reg_lock, flags); | |
1384 | ||
1385 | /* set Delta (rate) value */ | |
1386 | Delta = snd_ali_convert_rate(runtime->rate, 0); | |
1387 | ||
1388 | if ((pvoice->number == ALI_SPDIF_IN_CHANNEL) || | |
1389 | (pvoice->number == ALI_PCM_IN_CHANNEL)) | |
1390 | snd_ali_disable_special_channel(codec, pvoice->number); | |
1391 | else if (codec->spdif_support && | |
1392 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & ALI_SPDIF_OUT_CH_ENABLE) | |
1393 | && (pvoice->number == ALI_SPDIF_OUT_CHANNEL)) { | |
1394 | snd_ali_set_spdif_out_rate(codec, runtime->rate); | |
1395 | Delta = 0x1000; | |
1396 | } | |
1397 | ||
1398 | /* set Loop Back Address */ | |
1399 | LBA = runtime->dma_addr; | |
1400 | ||
1401 | /* set interrupt count size */ | |
1402 | pvoice->count = runtime->period_size; | |
1403 | ||
1404 | /* set target ESO for channel */ | |
1405 | pvoice->eso = runtime->buffer_size; | |
1406 | ||
1407 | snd_ali_printk("playback_prepare: eso=%xh count=%xh\n",pvoice->eso,pvoice->count); | |
1408 | ||
1409 | /* set ESO to capture first MIDLP interrupt */ | |
1410 | ESO = pvoice->eso -1; | |
1411 | /* set ctrl mode */ | |
1412 | CTRL = snd_ali_control_mode(substream); | |
1413 | ||
1414 | GVSEL = 1; | |
1415 | PAN = 0; | |
1416 | VOL = 0; | |
1417 | EC = 0; | |
1418 | snd_ali_printk("playback_prepare:\n ch=%d, Rate=%d Delta=%xh,GVSEL=%xh,PAN=%xh,CTRL=%xh\n",pvoice->number,runtime->rate,Delta,GVSEL,PAN,CTRL); | |
1419 | snd_ali_write_voice_regs( codec, | |
1420 | pvoice->number, | |
1421 | LBA, | |
1422 | 0, /* cso */ | |
1423 | ESO, | |
1424 | Delta, | |
1425 | 0, /* alpha */ | |
1426 | GVSEL, | |
1427 | PAN, | |
1428 | VOL, | |
1429 | CTRL, | |
1430 | EC); | |
1431 | if (evoice != NULL) { | |
1432 | evoice->count = pvoice->count; | |
1433 | evoice->eso = pvoice->count << 1; | |
1434 | ESO = evoice->eso - 1; | |
1435 | snd_ali_write_voice_regs(codec, | |
1436 | evoice->number, | |
1437 | LBA, | |
1438 | 0, /* cso */ | |
1439 | ESO, | |
1440 | Delta, | |
1441 | 0, /* alpha */ | |
1442 | GVSEL, | |
1443 | (unsigned int)0x7f, | |
1444 | (unsigned int)0x3ff, | |
1445 | CTRL, | |
1446 | EC); | |
1447 | } | |
1448 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1449 | return 0; | |
1450 | } | |
1451 | ||
1452 | ||
5cbff89c | 1453 | static int snd_ali_prepare(snd_pcm_substream_t * substream) |
1da177e4 LT |
1454 | { |
1455 | ali_t *codec = snd_pcm_substream_chip(substream); | |
1456 | snd_pcm_runtime_t *runtime = substream->runtime; | |
1457 | snd_ali_voice_t *pvoice = (snd_ali_voice_t *) runtime->private_data; | |
1458 | unsigned long flags; | |
1459 | unsigned int LBA; | |
1460 | unsigned int Delta; | |
1461 | unsigned int ESO; | |
1462 | unsigned int CTRL; | |
1463 | unsigned int GVSEL; | |
1464 | unsigned int PAN; | |
1465 | unsigned int VOL; | |
1466 | unsigned int EC; | |
1467 | u8 bValue; | |
1468 | ||
1469 | spin_lock_irqsave(&codec->reg_lock, flags); | |
1470 | ||
5cbff89c | 1471 | snd_ali_printk("ali_prepare...\n"); |
1da177e4 LT |
1472 | |
1473 | snd_ali_enable_special_channel(codec,pvoice->number); | |
1474 | ||
5cbff89c SK |
1475 | Delta = (pvoice->number == ALI_MODEM_IN_CHANNEL || |
1476 | pvoice->number == ALI_MODEM_OUT_CHANNEL) ? | |
1477 | 0x1000 : snd_ali_convert_rate(runtime->rate, pvoice->mode); | |
1da177e4 LT |
1478 | |
1479 | // Prepare capture intr channel | |
1480 | if (pvoice->number == ALI_SPDIF_IN_CHANNEL) { | |
1481 | ||
1482 | unsigned int rate; | |
1483 | ||
1484 | if (codec->revision != ALI_5451_V02) { | |
1485 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1486 | return -1; | |
1487 | } | |
1488 | rate = snd_ali_get_spdif_in_rate(codec); | |
1489 | if (rate == 0) { | |
1490 | snd_printk("ali_capture_preapre: spdif rate detect err!\n"); | |
1491 | rate = 48000; | |
1492 | } | |
1493 | bValue = inb(ALI_REG(codec,ALI_SPDIF_CTRL)); | |
1494 | if (bValue & 0x10) { | |
1495 | outb(bValue,ALI_REG(codec,ALI_SPDIF_CTRL)); | |
1496 | printk("clear SPDIF parity error flag.\n"); | |
1497 | } | |
1498 | ||
1499 | if (rate != 48000) | |
1500 | Delta = ((rate << 12)/runtime->rate)&0x00ffff; | |
1501 | } | |
1502 | ||
1503 | // set target ESO for channel | |
1504 | pvoice->eso = runtime->buffer_size; | |
1505 | ||
1506 | // set interrupt count size | |
1507 | pvoice->count = runtime->period_size; | |
1508 | ||
1509 | // set Loop Back Address | |
1510 | LBA = runtime->dma_addr; | |
1511 | ||
1512 | // set ESO to capture first MIDLP interrupt | |
1513 | ESO = pvoice->eso - 1; | |
1514 | CTRL = snd_ali_control_mode(substream); | |
1515 | GVSEL = 0; | |
1516 | PAN = 0x00; | |
1517 | VOL = 0x00; | |
1518 | EC = 0; | |
1519 | ||
1520 | snd_ali_write_voice_regs( codec, | |
1521 | pvoice->number, | |
1522 | LBA, | |
1523 | 0, /* cso */ | |
1524 | ESO, | |
1525 | Delta, | |
1526 | 0, /* alpha */ | |
1527 | GVSEL, | |
1528 | PAN, | |
1529 | VOL, | |
1530 | CTRL, | |
1531 | EC); | |
1532 | ||
1533 | ||
1534 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1535 | ||
1536 | return 0; | |
1537 | } | |
1538 | ||
1539 | ||
1540 | static snd_pcm_uframes_t snd_ali_playback_pointer(snd_pcm_substream_t *substream) | |
1541 | { | |
1542 | ali_t *codec = snd_pcm_substream_chip(substream); | |
1543 | snd_pcm_runtime_t *runtime = substream->runtime; | |
1544 | snd_ali_voice_t *pvoice = (snd_ali_voice_t *) runtime->private_data; | |
1545 | unsigned int cso; | |
1546 | ||
1547 | spin_lock(&codec->reg_lock); | |
1548 | if (!pvoice->running) { | |
1549 | spin_unlock(&codec->reg_lock); | |
1550 | return 0; | |
1551 | } | |
1552 | outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR)); | |
1553 | cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
1554 | spin_unlock(&codec->reg_lock); | |
1555 | snd_ali_printk("playback pointer returned cso=%xh.\n", cso); | |
1556 | ||
1557 | return cso; | |
1558 | } | |
1559 | ||
1560 | ||
5cbff89c | 1561 | static snd_pcm_uframes_t snd_ali_pointer(snd_pcm_substream_t *substream) |
1da177e4 LT |
1562 | { |
1563 | ali_t *codec = snd_pcm_substream_chip(substream); | |
1564 | snd_pcm_runtime_t *runtime = substream->runtime; | |
1565 | snd_ali_voice_t *pvoice = (snd_ali_voice_t *) runtime->private_data; | |
1566 | unsigned int cso; | |
1567 | unsigned long flags; | |
1568 | ||
1569 | spin_lock_irqsave(&codec->reg_lock, flags); | |
1570 | if (!pvoice->running) { | |
1571 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1572 | return 0; | |
1573 | } | |
1574 | outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR)); | |
1575 | cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
1576 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1577 | ||
1578 | return cso; | |
1579 | } | |
1580 | ||
1581 | static snd_pcm_hardware_t snd_ali_playback = | |
1582 | { | |
1583 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | | |
1584 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1585 | SNDRV_PCM_INFO_MMAP_VALID | | |
1586 | SNDRV_PCM_INFO_RESUME | | |
1587 | SNDRV_PCM_INFO_SYNC_START), | |
1588 | .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | | |
1589 | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), | |
1590 | .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, | |
1591 | .rate_min = 4000, | |
1592 | .rate_max = 48000, | |
1593 | .channels_min = 1, | |
1594 | .channels_max = 2, | |
1595 | .buffer_bytes_max = (256*1024), | |
1596 | .period_bytes_min = 64, | |
1597 | .period_bytes_max = (256*1024), | |
1598 | .periods_min = 1, | |
1599 | .periods_max = 1024, | |
1600 | .fifo_size = 0, | |
1601 | }; | |
1602 | ||
1603 | /* | |
1604 | * Capture support device description | |
1605 | */ | |
1606 | ||
1607 | static snd_pcm_hardware_t snd_ali_capture = | |
1608 | { | |
1609 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | | |
1610 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1611 | SNDRV_PCM_INFO_MMAP_VALID | | |
1612 | SNDRV_PCM_INFO_RESUME | | |
1613 | SNDRV_PCM_INFO_SYNC_START), | |
1614 | .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | | |
1615 | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), | |
1616 | .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, | |
1617 | .rate_min = 4000, | |
1618 | .rate_max = 48000, | |
1619 | .channels_min = 1, | |
1620 | .channels_max = 2, | |
1621 | .buffer_bytes_max = (128*1024), | |
1622 | .period_bytes_min = 64, | |
1623 | .period_bytes_max = (128*1024), | |
1624 | .periods_min = 1, | |
1625 | .periods_max = 1024, | |
1626 | .fifo_size = 0, | |
1627 | }; | |
1628 | ||
1629 | static void snd_ali_pcm_free_substream(snd_pcm_runtime_t *runtime) | |
1630 | { | |
1631 | unsigned long flags; | |
1632 | snd_ali_voice_t *pvoice = (snd_ali_voice_t *) runtime->private_data; | |
1633 | ali_t *codec; | |
1634 | ||
1635 | if (pvoice) { | |
1636 | codec = pvoice->codec; | |
1637 | spin_lock_irqsave(&codec->reg_lock, flags); | |
1638 | snd_ali_free_voice(pvoice->codec, pvoice); | |
1639 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1640 | } | |
1641 | } | |
1642 | ||
5cbff89c SK |
1643 | static int snd_ali_open(snd_pcm_substream_t * substream, int rec, int channel, |
1644 | snd_pcm_hardware_t *phw) | |
1da177e4 LT |
1645 | { |
1646 | ali_t *codec = snd_pcm_substream_chip(substream); | |
1647 | snd_pcm_runtime_t *runtime = substream->runtime; | |
1648 | snd_ali_voice_t *pvoice; | |
1649 | unsigned long flags = 0; | |
1650 | ||
1651 | spin_lock_irqsave(&codec->reg_lock, flags); | |
5cbff89c | 1652 | pvoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, rec, channel); |
1da177e4 LT |
1653 | if (pvoice == NULL) { |
1654 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1655 | return -EAGAIN; | |
1656 | } | |
1657 | pvoice->codec = codec; | |
1658 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1659 | ||
1660 | pvoice->substream = substream; | |
1661 | runtime->private_data = pvoice; | |
1662 | runtime->private_free = snd_ali_pcm_free_substream; | |
1663 | ||
5cbff89c | 1664 | runtime->hw = *phw; |
1da177e4 LT |
1665 | snd_pcm_set_sync(substream); |
1666 | snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024); | |
1667 | return 0; | |
1668 | } | |
1669 | ||
5cbff89c SK |
1670 | static int snd_ali_playback_open(snd_pcm_substream_t * substream) |
1671 | { | |
1672 | return snd_ali_open(substream, 0, -1, &snd_ali_playback); | |
1673 | } | |
1da177e4 LT |
1674 | |
1675 | static int snd_ali_capture_open(snd_pcm_substream_t * substream) | |
1676 | { | |
5cbff89c | 1677 | return snd_ali_open(substream, 1, -1, &snd_ali_capture); |
1da177e4 LT |
1678 | } |
1679 | ||
1da177e4 LT |
1680 | static int snd_ali_playback_close(snd_pcm_substream_t * substream) |
1681 | { | |
1682 | return 0; | |
1683 | } | |
1684 | ||
5cbff89c | 1685 | static int snd_ali_close(snd_pcm_substream_t * substream) |
1da177e4 LT |
1686 | { |
1687 | ali_t *codec = snd_pcm_substream_chip(substream); | |
5cbff89c | 1688 | snd_ali_voice_t *pvoice = (snd_ali_voice_t *) substream->runtime->private_data; |
1da177e4 LT |
1689 | |
1690 | snd_ali_disable_special_channel(codec,pvoice->number); | |
1691 | ||
1692 | return 0; | |
1693 | } | |
1694 | ||
1695 | static snd_pcm_ops_t snd_ali_playback_ops = { | |
1696 | .open = snd_ali_playback_open, | |
1697 | .close = snd_ali_playback_close, | |
1698 | .ioctl = snd_ali_ioctl, | |
1699 | .hw_params = snd_ali_playback_hw_params, | |
1700 | .hw_free = snd_ali_playback_hw_free, | |
1701 | .prepare = snd_ali_playback_prepare, | |
1702 | .trigger = snd_ali_trigger, | |
1703 | .pointer = snd_ali_playback_pointer, | |
1704 | }; | |
1705 | ||
1706 | static snd_pcm_ops_t snd_ali_capture_ops = { | |
1707 | .open = snd_ali_capture_open, | |
5cbff89c | 1708 | .close = snd_ali_close, |
1da177e4 | 1709 | .ioctl = snd_ali_ioctl, |
5cbff89c SK |
1710 | .hw_params = snd_ali_hw_params, |
1711 | .hw_free = snd_ali_hw_free, | |
1712 | .prepare = snd_ali_prepare, | |
1713 | .trigger = snd_ali_trigger, | |
1714 | .pointer = snd_ali_pointer, | |
1715 | }; | |
1716 | ||
1717 | /* | |
1718 | * Modem PCM | |
1719 | */ | |
1720 | ||
1721 | static int snd_ali_modem_hw_params(snd_pcm_substream_t * substream, | |
1722 | snd_pcm_hw_params_t * hw_params) | |
1723 | { | |
1724 | ali_t *chip = snd_pcm_substream_chip(substream); | |
1725 | unsigned int modem_num = chip->num_of_codecs - 1; | |
1726 | snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_RATE, params_rate(hw_params)); | |
1727 | snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_LEVEL, 0); | |
1728 | return snd_ali_hw_params(substream, hw_params); | |
1729 | } | |
1730 | ||
1731 | static snd_pcm_hardware_t snd_ali_modem = | |
1732 | { | |
1733 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | | |
1734 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1735 | SNDRV_PCM_INFO_MMAP_VALID | | |
1736 | SNDRV_PCM_INFO_RESUME | | |
1737 | SNDRV_PCM_INFO_SYNC_START), | |
1738 | .formats = SNDRV_PCM_FMTBIT_S16_LE, | |
1739 | .rates = SNDRV_PCM_RATE_KNOT|SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_16000, | |
1740 | .rate_min = 8000, | |
1741 | .rate_max = 16000, | |
1742 | .channels_min = 1, | |
1743 | .channels_max = 1, | |
1744 | .buffer_bytes_max = (256*1024), | |
1745 | .period_bytes_min = 64, | |
1746 | .period_bytes_max = (256*1024), | |
1747 | .periods_min = 1, | |
1748 | .periods_max = 1024, | |
1749 | .fifo_size = 0, | |
1750 | }; | |
1751 | ||
1752 | static int snd_ali_modem_open(snd_pcm_substream_t * substream, int rec, int channel) | |
1753 | { | |
1754 | static unsigned int rates [] = {8000,9600,12000,16000}; | |
1755 | static snd_pcm_hw_constraint_list_t hw_constraint_rates = { | |
1756 | .count = ARRAY_SIZE(rates), | |
1757 | .list = rates, | |
1758 | .mask = 0, | |
1759 | }; | |
1760 | int err = snd_ali_open(substream, rec, channel, &snd_ali_modem); | |
1761 | if (err) | |
1762 | return err; | |
1763 | return snd_pcm_hw_constraint_list(substream->runtime, 0, | |
1764 | SNDRV_PCM_HW_PARAM_RATE, &hw_constraint_rates); | |
1765 | } | |
1766 | ||
1767 | static int snd_ali_modem_playback_open(snd_pcm_substream_t * substream) | |
1768 | { | |
1769 | return snd_ali_modem_open(substream, 0, ALI_MODEM_OUT_CHANNEL); | |
1770 | } | |
1771 | ||
1772 | static int snd_ali_modem_capture_open(snd_pcm_substream_t * substream) | |
1773 | { | |
1774 | return snd_ali_modem_open(substream, 1, ALI_MODEM_IN_CHANNEL); | |
1775 | } | |
1776 | ||
1777 | static snd_pcm_ops_t snd_ali_modem_playback_ops = { | |
1778 | .open = snd_ali_modem_playback_open, | |
1779 | .close = snd_ali_close, | |
1780 | .ioctl = snd_pcm_lib_ioctl, | |
1781 | .hw_params = snd_ali_modem_hw_params, | |
1782 | .hw_free = snd_ali_hw_free, | |
1783 | .prepare = snd_ali_prepare, | |
1784 | .trigger = snd_ali_trigger, | |
1785 | .pointer = snd_ali_pointer, | |
1786 | }; | |
1787 | ||
1788 | static snd_pcm_ops_t snd_ali_modem_capture_ops = { | |
1789 | .open = snd_ali_modem_capture_open, | |
1790 | .close = snd_ali_close, | |
1791 | .ioctl = snd_pcm_lib_ioctl, | |
1792 | .hw_params = snd_ali_modem_hw_params, | |
1793 | .hw_free = snd_ali_hw_free, | |
1794 | .prepare = snd_ali_prepare, | |
1da177e4 | 1795 | .trigger = snd_ali_trigger, |
5cbff89c SK |
1796 | .pointer = snd_ali_pointer, |
1797 | }; | |
1798 | ||
1799 | ||
1800 | struct ali_pcm_description { | |
1801 | char *name; | |
1802 | unsigned int playback_num; | |
1803 | unsigned int capture_num; | |
1804 | snd_pcm_ops_t *playback_ops; | |
1805 | snd_pcm_ops_t *capture_ops; | |
1da177e4 LT |
1806 | }; |
1807 | ||
1808 | ||
1809 | static void snd_ali_pcm_free(snd_pcm_t *pcm) | |
1810 | { | |
1811 | ali_t *codec = pcm->private_data; | |
5cbff89c | 1812 | codec->pcm[pcm->device] = NULL; |
1da177e4 LT |
1813 | } |
1814 | ||
5cbff89c SK |
1815 | |
1816 | static int __devinit snd_ali_pcm(ali_t * codec, int device, struct ali_pcm_description *desc) | |
1da177e4 LT |
1817 | { |
1818 | snd_pcm_t *pcm; | |
1819 | int err; | |
1820 | ||
5cbff89c SK |
1821 | err = snd_pcm_new(codec->card, desc->name, device, |
1822 | desc->playback_num, desc->capture_num, &pcm); | |
1da177e4 LT |
1823 | if (err < 0) { |
1824 | snd_printk("snd_ali_pcm: err called snd_pcm_new.\n"); | |
1825 | return err; | |
1826 | } | |
1827 | pcm->private_data = codec; | |
1828 | pcm->private_free = snd_ali_pcm_free; | |
1829 | pcm->info_flags = 0; | |
5cbff89c SK |
1830 | if (desc->playback_ops) |
1831 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, desc->playback_ops); | |
1832 | if (desc->capture_ops) | |
1833 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, desc->capture_ops); | |
1da177e4 LT |
1834 | |
1835 | snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, | |
1836 | snd_dma_pci_data(codec->pci), 64*1024, 128*1024); | |
1837 | ||
1838 | pcm->info_flags = 0; | |
1839 | pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; | |
5cbff89c SK |
1840 | strcpy(pcm->name, desc->name); |
1841 | codec->pcm[0] = pcm; | |
1da177e4 LT |
1842 | return 0; |
1843 | } | |
1844 | ||
5cbff89c SK |
1845 | struct ali_pcm_description ali_pcms[] = { |
1846 | { "ALI 5451", ALI_CHANNELS, 1, &snd_ali_playback_ops, &snd_ali_capture_ops }, | |
1847 | { "ALI 5451 modem", 1, 1, &snd_ali_modem_playback_ops, &snd_ali_modem_capture_ops } | |
1848 | }; | |
1849 | ||
1850 | static int __devinit snd_ali_build_pcms(ali_t *codec) | |
1851 | { | |
1852 | int i, err; | |
1853 | for(i = 0 ; i < codec->num_of_codecs && i < ARRAY_SIZE(ali_pcms) ; i++) | |
1854 | if((err = snd_ali_pcm(codec, i, &ali_pcms[i])) < 0) | |
1855 | return err; | |
1856 | return 0; | |
1857 | } | |
1858 | ||
1859 | ||
1da177e4 LT |
1860 | #define ALI5451_SPDIF(xname, xindex, value) \ |
1861 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\ | |
1862 | .info = snd_ali5451_spdif_info, .get = snd_ali5451_spdif_get, \ | |
1863 | .put = snd_ali5451_spdif_put, .private_value = value} | |
1864 | ||
1865 | static int snd_ali5451_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) | |
1866 | { | |
1867 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
1868 | uinfo->count = 1; | |
1869 | uinfo->value.integer.min = 0; | |
1870 | uinfo->value.integer.max = 1; | |
1871 | return 0; | |
1872 | } | |
1873 | ||
1874 | static int snd_ali5451_spdif_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
1875 | { | |
1876 | unsigned long flags; | |
1877 | ali_t *codec = kcontrol->private_data; | |
1878 | unsigned int enable; | |
1879 | ||
1880 | enable = ucontrol->value.integer.value[0] ? 1 : 0; | |
1881 | ||
1882 | spin_lock_irqsave(&codec->reg_lock, flags); | |
1883 | switch(kcontrol->private_value) { | |
1884 | case 0: | |
1885 | enable = (codec->spdif_mask & 0x02) ? 1 : 0; | |
1886 | break; | |
1887 | case 1: | |
1888 | enable = ((codec->spdif_mask & 0x02) && (codec->spdif_mask & 0x04)) ? 1 : 0; | |
1889 | break; | |
1890 | case 2: | |
1891 | enable = (codec->spdif_mask & 0x01) ? 1 : 0; | |
1892 | break; | |
1893 | default: | |
1894 | break; | |
1895 | } | |
1896 | ucontrol->value.integer.value[0] = enable; | |
1897 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1898 | return 0; | |
1899 | } | |
1900 | ||
1901 | static int snd_ali5451_spdif_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
1902 | { | |
1903 | unsigned long flags; | |
1904 | ali_t *codec = kcontrol->private_data; | |
1905 | unsigned int change = 0, enable = 0; | |
1906 | ||
1907 | enable = ucontrol->value.integer.value[0] ? 1 : 0; | |
1908 | ||
1909 | spin_lock_irqsave(&codec->reg_lock, flags); | |
1910 | switch (kcontrol->private_value) { | |
1911 | case 0: | |
1912 | change = (codec->spdif_mask & 0x02) ? 1 : 0; | |
1913 | change = change ^ enable; | |
1914 | if (change) { | |
1915 | if (enable) { | |
1916 | codec->spdif_mask |= 0x02; | |
1917 | snd_ali_enable_spdif_out(codec); | |
1918 | } else { | |
1919 | codec->spdif_mask &= ~(0x02); | |
1920 | codec->spdif_mask &= ~(0x04); | |
1921 | snd_ali_disable_spdif_out(codec); | |
1922 | } | |
1923 | } | |
1924 | break; | |
1925 | case 1: | |
1926 | change = (codec->spdif_mask & 0x04) ? 1 : 0; | |
1927 | change = change ^ enable; | |
1928 | if (change && (codec->spdif_mask & 0x02)) { | |
1929 | if (enable) { | |
1930 | codec->spdif_mask |= 0x04; | |
1931 | snd_ali_enable_spdif_chnout(codec); | |
1932 | } else { | |
1933 | codec->spdif_mask &= ~(0x04); | |
1934 | snd_ali_disable_spdif_chnout(codec); | |
1935 | } | |
1936 | } | |
1937 | break; | |
1938 | case 2: | |
1939 | change = (codec->spdif_mask & 0x01) ? 1 : 0; | |
1940 | change = change ^ enable; | |
1941 | if (change) { | |
1942 | if (enable) { | |
1943 | codec->spdif_mask |= 0x01; | |
1944 | snd_ali_enable_spdif_in(codec); | |
1945 | } else { | |
1946 | codec->spdif_mask &= ~(0x01); | |
1947 | snd_ali_disable_spdif_in(codec); | |
1948 | } | |
1949 | } | |
1950 | break; | |
1951 | default: | |
1952 | break; | |
1953 | } | |
1954 | spin_unlock_irqrestore(&codec->reg_lock, flags); | |
1955 | ||
1956 | return change; | |
1957 | } | |
1958 | ||
1959 | static snd_kcontrol_new_t snd_ali5451_mixer_spdif[] __devinitdata = { | |
1960 | /* spdif aplayback switch */ | |
1961 | /* FIXME: "IEC958 Playback Switch" may conflict with one on ac97_codec */ | |
1962 | ALI5451_SPDIF("IEC958 Output switch", 0, 0), | |
1963 | /* spdif out to spdif channel */ | |
1964 | ALI5451_SPDIF("IEC958 Channel Output Switch", 0, 1), | |
1965 | /* spdif in from spdif channel */ | |
1966 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, 2) | |
1967 | }; | |
1968 | ||
1969 | static void snd_ali_mixer_free_ac97_bus(ac97_bus_t *bus) | |
1970 | { | |
1971 | ali_t *codec = bus->private_data; | |
1972 | codec->ac97_bus = NULL; | |
1973 | } | |
1974 | ||
1975 | static void snd_ali_mixer_free_ac97(ac97_t *ac97) | |
1976 | { | |
1977 | ali_t *codec = ac97->private_data; | |
5cbff89c | 1978 | codec->ac97[ac97->num] = NULL; |
1da177e4 LT |
1979 | } |
1980 | ||
1981 | static int __devinit snd_ali_mixer(ali_t * codec) | |
1982 | { | |
1983 | ac97_template_t ac97; | |
1984 | unsigned int idx; | |
5cbff89c | 1985 | int i, err; |
1da177e4 LT |
1986 | static ac97_bus_ops_t ops = { |
1987 | .write = snd_ali_codec_write, | |
1988 | .read = snd_ali_codec_read, | |
1989 | }; | |
1990 | ||
1991 | if ((err = snd_ac97_bus(codec->card, 0, &ops, codec, &codec->ac97_bus)) < 0) | |
1992 | return err; | |
1993 | codec->ac97_bus->private_free = snd_ali_mixer_free_ac97_bus; | |
1994 | ||
1995 | memset(&ac97, 0, sizeof(ac97)); | |
1996 | ac97.private_data = codec; | |
1997 | ac97.private_free = snd_ali_mixer_free_ac97; | |
5cbff89c SK |
1998 | |
1999 | for ( i = 0 ; i < codec->num_of_codecs ; i++) { | |
2000 | ac97.num = i; | |
2001 | if ((err = snd_ac97_mixer(codec->ac97_bus, &ac97, &codec->ac97[i])) < 0) { | |
2002 | snd_printk("ali mixer %d creating error.\n", i); | |
2003 | if(i == 0) | |
1da177e4 LT |
2004 | return err; |
2005 | } | |
5cbff89c SK |
2006 | } |
2007 | ||
1da177e4 LT |
2008 | if (codec->spdif_support) { |
2009 | for(idx = 0; idx < ARRAY_SIZE(snd_ali5451_mixer_spdif); idx++) { | |
2010 | err=snd_ctl_add(codec->card, snd_ctl_new1(&snd_ali5451_mixer_spdif[idx], codec)); | |
2011 | if (err < 0) return err; | |
2012 | } | |
2013 | } | |
2014 | return 0; | |
2015 | } | |
2016 | ||
2017 | #ifdef CONFIG_PM | |
2018 | static int ali_suspend(snd_card_t *card, pm_message_t state) | |
2019 | { | |
2020 | ali_t *chip = card->pm_private_data; | |
2021 | ali_image_t *im; | |
2022 | int i, j; | |
2023 | ||
2024 | im = chip->image; | |
2025 | if (! im) | |
2026 | return 0; | |
2027 | ||
5cbff89c SK |
2028 | for(i = 0 ; i < chip->num_of_codecs ; i++) { |
2029 | if (chip->pcm[i]) | |
2030 | snd_pcm_suspend_all(chip->pcm[i]); | |
2031 | if(chip->ac97[i]) | |
2032 | snd_ac97_suspend(chip->ac97[i]); | |
2033 | } | |
1da177e4 LT |
2034 | |
2035 | spin_lock_irq(&chip->reg_lock); | |
2036 | ||
2037 | im->regs[ALI_MISCINT >> 2] = inl(ALI_REG(chip, ALI_MISCINT)); | |
2038 | // im->regs[ALI_START >> 2] = inl(ALI_REG(chip, ALI_START)); | |
2039 | im->regs[ALI_STOP >> 2] = inl(ALI_REG(chip, ALI_STOP)); | |
2040 | ||
2041 | // disable all IRQ bits | |
2042 | outl(0, ALI_REG(chip, ALI_MISCINT)); | |
2043 | ||
2044 | for (i = 0; i < ALI_GLOBAL_REGS; i++) { | |
2045 | if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP)) | |
2046 | continue; | |
2047 | im->regs[i] = inl(ALI_REG(chip, i*4)); | |
2048 | } | |
2049 | ||
2050 | for (i = 0; i < ALI_CHANNELS; i++) { | |
2051 | outb(i, ALI_REG(chip, ALI_GC_CIR)); | |
2052 | for (j = 0; j < ALI_CHANNEL_REGS; j++) | |
2053 | im->channel_regs[i][j] = inl(ALI_REG(chip, j*4 + 0xe0)); | |
2054 | } | |
2055 | ||
2056 | // stop all HW channel | |
2057 | outl(0xffffffff, ALI_REG(chip, ALI_STOP)); | |
2058 | ||
2059 | spin_unlock_irq(&chip->reg_lock); | |
2060 | pci_disable_device(chip->pci); | |
2061 | return 0; | |
2062 | } | |
2063 | ||
2064 | static int ali_resume(snd_card_t *card) | |
2065 | { | |
2066 | ali_t *chip = card->pm_private_data; | |
2067 | ali_image_t *im; | |
2068 | int i, j; | |
2069 | ||
2070 | im = chip->image; | |
2071 | if (! im) | |
2072 | return 0; | |
2073 | ||
2074 | pci_enable_device(chip->pci); | |
2075 | ||
2076 | spin_lock_irq(&chip->reg_lock); | |
2077 | ||
2078 | for (i = 0; i < ALI_CHANNELS; i++) { | |
2079 | outb(i, ALI_REG(chip, ALI_GC_CIR)); | |
2080 | for (j = 0; j < ALI_CHANNEL_REGS; j++) | |
2081 | outl(im->channel_regs[i][j], ALI_REG(chip, j*4 + 0xe0)); | |
2082 | } | |
2083 | ||
2084 | for (i = 0; i < ALI_GLOBAL_REGS; i++) { | |
2085 | if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP) || (i*4 == ALI_START)) | |
2086 | continue; | |
2087 | outl(im->regs[i], ALI_REG(chip, i*4)); | |
2088 | } | |
2089 | ||
2090 | // start HW channel | |
2091 | outl(im->regs[ALI_START >> 2], ALI_REG(chip, ALI_START)); | |
2092 | // restore IRQ enable bits | |
2093 | outl(im->regs[ALI_MISCINT >> 2], ALI_REG(chip, ALI_MISCINT)); | |
2094 | ||
2095 | spin_unlock_irq(&chip->reg_lock); | |
2096 | ||
5cbff89c SK |
2097 | for(i = 0 ; i < chip->num_of_codecs ; i++) |
2098 | if(chip->ac97[i]) | |
2099 | snd_ac97_resume(chip->ac97[i]); | |
1da177e4 LT |
2100 | |
2101 | return 0; | |
2102 | } | |
2103 | #endif /* CONFIG_PM */ | |
2104 | ||
2105 | static int snd_ali_free(ali_t * codec) | |
2106 | { | |
2107 | if (codec->hw_initialized) | |
2108 | snd_ali_disable_address_interrupt(codec); | |
2109 | if (codec->irq >= 0) { | |
2110 | synchronize_irq(codec->irq); | |
2111 | free_irq(codec->irq, (void *)codec); | |
2112 | } | |
2113 | if (codec->port) | |
2114 | pci_release_regions(codec->pci); | |
2115 | pci_disable_device(codec->pci); | |
2116 | #ifdef CONFIG_PM | |
2117 | kfree(codec->image); | |
2118 | #endif | |
2119 | kfree(codec); | |
2120 | return 0; | |
2121 | } | |
2122 | ||
2123 | static int snd_ali_chip_init(ali_t *codec) | |
2124 | { | |
2125 | unsigned int legacy; | |
2126 | unsigned char temp; | |
2127 | struct pci_dev *pci_dev = NULL; | |
2128 | ||
2129 | snd_ali_printk("chip initializing ... \n"); | |
2130 | ||
2131 | if (snd_ali_reset_5451(codec)) { | |
2132 | snd_printk("ali_chip_init: reset 5451 error.\n"); | |
2133 | return -1; | |
2134 | } | |
2135 | ||
2136 | if (codec->revision == ALI_5451_V02) { | |
2137 | pci_dev = codec->pci_m1533; | |
2138 | pci_read_config_byte(pci_dev, 0x59, &temp); | |
2139 | temp |= 0x80; | |
2140 | pci_write_config_byte(pci_dev, 0x59, temp); | |
2141 | ||
2142 | pci_dev = codec->pci_m7101; | |
2143 | pci_read_config_byte(pci_dev, 0xb8, &temp); | |
2144 | temp |= 0x20; | |
2145 | pci_write_config_byte(pci_dev, 0xB8, temp); | |
2146 | } | |
2147 | ||
2148 | pci_read_config_dword(codec->pci, 0x44, &legacy); | |
2149 | legacy &= 0xff00ff00; | |
2150 | legacy |= 0x000800aa; | |
2151 | pci_write_config_dword(codec->pci, 0x44, legacy); | |
2152 | ||
2153 | outl(0x80000001, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
2154 | outl(0x00000000, ALI_REG(codec, ALI_AINTEN)); | |
2155 | outl(0xffffffff, ALI_REG(codec, ALI_AINT)); | |
2156 | outl(0x00000000, ALI_REG(codec, ALI_VOLUME)); | |
2157 | outb(0x10, ALI_REG(codec, ALI_MPUR2)); | |
2158 | ||
2159 | codec->ac97_ext_id = snd_ali_codec_peek(codec, 0, AC97_EXTENDED_ID); | |
2160 | codec->ac97_ext_status = snd_ali_codec_peek(codec, 0, AC97_EXTENDED_STATUS); | |
2161 | if (codec->spdif_support) { | |
2162 | snd_ali_enable_spdif_out(codec); | |
2163 | codec->spdif_mask = 0x00000002; | |
2164 | } | |
2165 | ||
5cbff89c SK |
2166 | codec->num_of_codecs = 1; |
2167 | ||
2168 | /* secondary codec - modem */ | |
2169 | if (inl(ALI_REG(codec, ALI_SCTRL)) & ALI_SCTRL_CODEC2_READY) { | |
2170 | codec->num_of_codecs++; | |
2171 | outl(inl(ALI_REG(codec, ALI_SCTRL)) | | |
2172 | (ALI_SCTRL_LINE_IN2|ALI_SCTRL_GPIO_IN2|ALI_SCTRL_LINE_OUT_EN), | |
2173 | ALI_REG(codec, ALI_SCTRL)); | |
2174 | } | |
2175 | ||
1da177e4 LT |
2176 | snd_ali_printk("chip initialize succeed.\n"); |
2177 | return 0; | |
2178 | ||
2179 | } | |
2180 | ||
5cbff89c SK |
2181 | /* proc for register dump */ |
2182 | static void snd_ali_proc_read(snd_info_entry_t *entry, snd_info_buffer_t *buf) | |
2183 | { | |
2184 | ali_t *codec = entry->private_data; | |
2185 | int i; | |
2186 | for(i = 0 ; i < 256 ; i+= 4) | |
2187 | snd_iprintf(buf, "%02x: %08x\n", i, inl(ALI_REG(codec, i))); | |
2188 | } | |
2189 | ||
2190 | static void __devinit snd_ali_proc_init(ali_t *codec) | |
2191 | { | |
2192 | snd_info_entry_t *entry; | |
2193 | if(!snd_card_proc_new(codec->card, "ali5451", &entry)) | |
2194 | snd_info_set_text_ops(entry, codec, 1024, snd_ali_proc_read); | |
2195 | } | |
2196 | ||
1da177e4 LT |
2197 | static int __devinit snd_ali_resources(ali_t *codec) |
2198 | { | |
2199 | int err; | |
2200 | ||
2201 | snd_ali_printk("resouces allocation ...\n"); | |
2202 | if ((err = pci_request_regions(codec->pci, "ALI 5451")) < 0) | |
2203 | return err; | |
2204 | codec->port = pci_resource_start(codec->pci, 0); | |
2205 | ||
2206 | if (request_irq(codec->pci->irq, snd_ali_card_interrupt, SA_INTERRUPT|SA_SHIRQ, "ALI 5451", (void *)codec)) { | |
2207 | snd_printk("Unable to request irq.\n"); | |
2208 | return -EBUSY; | |
2209 | } | |
2210 | codec->irq = codec->pci->irq; | |
2211 | snd_ali_printk("resouces allocated.\n"); | |
2212 | return 0; | |
2213 | } | |
2214 | static int snd_ali_dev_free(snd_device_t *device) | |
2215 | { | |
2216 | ali_t *codec=device->device_data; | |
2217 | snd_ali_free(codec); | |
2218 | return 0; | |
2219 | } | |
2220 | ||
2221 | static int __devinit snd_ali_create(snd_card_t * card, | |
2222 | struct pci_dev *pci, | |
2223 | int pcm_streams, | |
2224 | int spdif_support, | |
2225 | ali_t ** r_ali) | |
2226 | { | |
2227 | ali_t *codec; | |
2228 | int i, err; | |
2229 | unsigned short cmdw = 0; | |
2230 | struct pci_dev *pci_dev = NULL; | |
2231 | static snd_device_ops_t ops = { | |
2232 | (snd_dev_free_t *)snd_ali_dev_free, | |
2233 | NULL, | |
2234 | NULL | |
2235 | }; | |
2236 | ||
2237 | *r_ali = NULL; | |
2238 | ||
2239 | snd_ali_printk("creating ...\n"); | |
2240 | ||
2241 | /* enable PCI device */ | |
2242 | if ((err = pci_enable_device(pci)) < 0) | |
2243 | return err; | |
2244 | /* check, if we can restrict PCI DMA transfers to 31 bits */ | |
2245 | if (pci_set_dma_mask(pci, 0x7fffffff) < 0 || | |
2246 | pci_set_consistent_dma_mask(pci, 0x7fffffff) < 0) { | |
2247 | snd_printk("architecture does not support 31bit PCI busmaster DMA\n"); | |
2248 | pci_disable_device(pci); | |
2249 | return -ENXIO; | |
2250 | } | |
2251 | ||
2252 | if ((codec = kcalloc(1, sizeof(*codec), GFP_KERNEL)) == NULL) { | |
2253 | pci_disable_device(pci); | |
2254 | return -ENOMEM; | |
2255 | } | |
2256 | ||
2257 | spin_lock_init(&codec->reg_lock); | |
2258 | spin_lock_init(&codec->voice_alloc); | |
2259 | ||
2260 | codec->card = card; | |
2261 | codec->pci = pci; | |
2262 | codec->irq = -1; | |
2263 | pci_read_config_byte(pci, PCI_REVISION_ID, &codec->revision); | |
2264 | codec->spdif_support = spdif_support; | |
2265 | ||
2266 | if (pcm_streams < 1) | |
2267 | pcm_streams = 1; | |
2268 | if (pcm_streams > 32) | |
2269 | pcm_streams = 32; | |
2270 | ||
2271 | pci_set_master(pci); | |
2272 | pci_read_config_word(pci, PCI_COMMAND, &cmdw); | |
2273 | if ((cmdw & PCI_COMMAND_IO) != PCI_COMMAND_IO) { | |
2274 | cmdw |= PCI_COMMAND_IO; | |
2275 | pci_write_config_word(pci, PCI_COMMAND, cmdw); | |
2276 | } | |
2277 | pci_set_master(pci); | |
2278 | ||
2279 | if (snd_ali_resources(codec)) { | |
2280 | snd_ali_free(codec); | |
2281 | return -EBUSY; | |
2282 | } | |
2283 | ||
2284 | synchronize_irq(pci->irq); | |
2285 | ||
2286 | codec->synth.chmap = 0; | |
2287 | codec->synth.chcnt = 0; | |
2288 | codec->spdif_mask = 0; | |
2289 | codec->synth.synthcount = 0; | |
2290 | ||
2291 | if (codec->revision == ALI_5451_V02) | |
2292 | codec->chregs.regs.ac97read = ALI_AC97_WRITE; | |
2293 | else | |
2294 | codec->chregs.regs.ac97read = ALI_AC97_READ; | |
2295 | codec->chregs.regs.ac97write = ALI_AC97_WRITE; | |
2296 | ||
2297 | codec->chregs.regs.start = ALI_START; | |
2298 | codec->chregs.regs.stop = ALI_STOP; | |
2299 | codec->chregs.regs.aint = ALI_AINT; | |
2300 | codec->chregs.regs.ainten = ALI_AINTEN; | |
2301 | ||
2302 | codec->chregs.data.start = 0x00; | |
2303 | codec->chregs.data.stop = 0x00; | |
2304 | codec->chregs.data.aint = 0x00; | |
2305 | codec->chregs.data.ainten = 0x00; | |
2306 | ||
2307 | /* M1533: southbridge */ | |
2308 | pci_dev = pci_find_device(0x10b9, 0x1533, NULL); | |
2309 | codec->pci_m1533 = pci_dev; | |
2310 | if (! codec->pci_m1533) { | |
2311 | snd_printk(KERN_ERR "ali5451: cannot find ALi 1533 chip.\n"); | |
2312 | snd_ali_free(codec); | |
2313 | return -ENODEV; | |
2314 | } | |
2315 | /* M7101: power management */ | |
2316 | pci_dev = pci_find_device(0x10b9, 0x7101, NULL); | |
2317 | codec->pci_m7101 = pci_dev; | |
2318 | if (! codec->pci_m7101 && codec->revision == ALI_5451_V02) { | |
2319 | snd_printk(KERN_ERR "ali5451: cannot find ALi 7101 chip.\n"); | |
2320 | snd_ali_free(codec); | |
2321 | return -ENODEV; | |
2322 | } | |
2323 | ||
2324 | snd_ali_printk("snd_device_new is called.\n"); | |
2325 | if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, codec, &ops)) < 0) { | |
2326 | snd_ali_free(codec); | |
2327 | return err; | |
2328 | } | |
2329 | ||
2330 | /* initialise synth voices*/ | |
2331 | for (i = 0; i < ALI_CHANNELS; i++ ) { | |
2332 | codec->synth.voices[i].number = i; | |
2333 | } | |
2334 | ||
2335 | if ((err = snd_ali_chip_init(codec)) < 0) { | |
2336 | snd_printk("ali create: chip init error.\n"); | |
2337 | return err; | |
2338 | } | |
2339 | ||
2340 | #ifdef CONFIG_PM | |
2341 | codec->image = kmalloc(sizeof(*codec->image), GFP_KERNEL); | |
2342 | if (! codec->image) | |
2343 | snd_printk(KERN_WARNING "can't allocate apm buffer\n"); | |
2344 | else | |
2345 | snd_card_set_pm_callback(card, ali_suspend, ali_resume, codec); | |
2346 | #endif | |
2347 | ||
2348 | snd_ali_enable_address_interrupt(codec); | |
2349 | codec->hw_initialized = 1; | |
2350 | ||
2351 | *r_ali = codec; | |
2352 | snd_ali_printk("created.\n"); | |
2353 | return 0; | |
2354 | } | |
2355 | ||
2356 | static int __devinit snd_ali_probe(struct pci_dev *pci, | |
2357 | const struct pci_device_id *pci_id) | |
2358 | { | |
2359 | static int dev; | |
2360 | snd_card_t *card; | |
2361 | ali_t *codec; | |
2362 | int err; | |
2363 | ||
2364 | snd_ali_printk("probe ...\n"); | |
2365 | ||
2366 | if (dev >= SNDRV_CARDS) | |
2367 | return -ENODEV; | |
2368 | if (!enable[dev]) { | |
2369 | dev++; | |
2370 | return -ENOENT; | |
2371 | } | |
2372 | ||
2373 | card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); | |
2374 | if (card == NULL) | |
2375 | return -ENOMEM; | |
2376 | ||
2377 | if ((err = snd_ali_create(card, pci, pcm_channels[dev], spdif[dev], &codec)) < 0) { | |
2378 | snd_card_free(card); | |
2379 | return err; | |
2380 | } | |
2381 | ||
2382 | snd_ali_printk("mixer building ...\n"); | |
2383 | if ((err = snd_ali_mixer(codec)) < 0) { | |
2384 | snd_card_free(card); | |
2385 | return err; | |
2386 | } | |
2387 | ||
2388 | snd_ali_printk("pcm building ...\n"); | |
5cbff89c | 2389 | if ((err = snd_ali_build_pcms(codec)) < 0) { |
1da177e4 LT |
2390 | snd_card_free(card); |
2391 | return err; | |
2392 | } | |
2393 | ||
5cbff89c SK |
2394 | snd_ali_proc_init(codec); |
2395 | ||
1da177e4 LT |
2396 | strcpy(card->driver, "ALI5451"); |
2397 | strcpy(card->shortname, "ALI 5451"); | |
2398 | ||
2399 | sprintf(card->longname, "%s at 0x%lx, irq %li", | |
2400 | card->shortname, codec->port, codec->irq); | |
2401 | ||
2402 | snd_ali_printk("register card.\n"); | |
2403 | if ((err = snd_card_register(card)) < 0) { | |
2404 | snd_card_free(card); | |
2405 | return err; | |
2406 | } | |
2407 | pci_set_drvdata(pci, card); | |
2408 | dev++; | |
2409 | return 0; | |
2410 | } | |
2411 | ||
2412 | static void __devexit snd_ali_remove(struct pci_dev *pci) | |
2413 | { | |
2414 | snd_card_free(pci_get_drvdata(pci)); | |
2415 | pci_set_drvdata(pci, NULL); | |
2416 | } | |
2417 | ||
2418 | static struct pci_driver driver = { | |
2419 | .name = "ALI 5451", | |
2420 | .id_table = snd_ali_ids, | |
2421 | .probe = snd_ali_probe, | |
2422 | .remove = __devexit_p(snd_ali_remove), | |
2423 | SND_PCI_PM_CALLBACKS | |
2424 | }; | |
2425 | ||
2426 | static int __init alsa_card_ali_init(void) | |
2427 | { | |
01d25d46 | 2428 | return pci_register_driver(&driver); |
1da177e4 LT |
2429 | } |
2430 | ||
2431 | static void __exit alsa_card_ali_exit(void) | |
2432 | { | |
2433 | pci_unregister_driver(&driver); | |
2434 | } | |
2435 | ||
2436 | module_init(alsa_card_ali_init) | |
2437 | module_exit(alsa_card_ali_exit) |