Commit | Line | Data |
---|---|---|
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 | ||
8a3fb4d0 TI |
48 | static int index = SNDRV_DEFAULT_IDX1; /* Index */ |
49 | static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ | |
50 | static int pcm_channels = 32; | |
51 | static int spdif = 0; | |
1da177e4 | 52 | |
8a3fb4d0 | 53 | module_param(index, int, 0444); |
1da177e4 | 54 | MODULE_PARM_DESC(index, "Index value for ALI M5451 PCI Audio."); |
8a3fb4d0 | 55 | module_param(id, charp, 0444); |
1da177e4 | 56 | MODULE_PARM_DESC(id, "ID string for ALI M5451 PCI Audio."); |
8a3fb4d0 | 57 | module_param(pcm_channels, int, 0444); |
1da177e4 | 58 | MODULE_PARM_DESC(pcm_channels, "PCM Channels"); |
8a3fb4d0 | 59 | module_param(spdif, bool, 0444); |
1da177e4 LT |
60 | MODULE_PARM_DESC(spdif, "Support SPDIF I/O"); |
61 | ||
8a3fb4d0 TI |
62 | /* just for backward compatibility */ |
63 | static int enable; | |
64 | module_param(enable, bool, 0444); | |
65 | ||
66 | ||
1da177e4 LT |
67 | /* |
68 | * Debug part definitions | |
69 | */ | |
70 | ||
71 | //#define ALI_DEBUG | |
72 | ||
73 | #ifdef ALI_DEBUG | |
74 | #define snd_ali_printk(format, args...) printk(format, ##args); | |
75 | #else | |
76 | #define snd_ali_printk(format, args...) | |
77 | #endif | |
78 | ||
79 | /* | |
80 | * Constants definition | |
81 | */ | |
82 | ||
8cdfd251 | 83 | #define DEVICE_ID_ALI5451 ((PCI_VENDOR_ID_AL<<16)|PCI_DEVICE_ID_AL_M5451) |
1da177e4 LT |
84 | |
85 | ||
86 | #define ALI_CHANNELS 32 | |
87 | ||
88 | #define ALI_PCM_IN_CHANNEL 31 | |
89 | #define ALI_SPDIF_IN_CHANNEL 19 | |
90 | #define ALI_SPDIF_OUT_CHANNEL 15 | |
91 | #define ALI_CENTER_CHANNEL 24 | |
92 | #define ALI_LEF_CHANNEL 23 | |
93 | #define ALI_SURR_LEFT_CHANNEL 26 | |
94 | #define ALI_SURR_RIGHT_CHANNEL 25 | |
5cbff89c SK |
95 | #define ALI_MODEM_IN_CHANNEL 21 |
96 | #define ALI_MODEM_OUT_CHANNEL 20 | |
1da177e4 LT |
97 | |
98 | #define SNDRV_ALI_VOICE_TYPE_PCM 01 | |
99 | #define SNDRV_ALI_VOICE_TYPE_OTH 02 | |
100 | ||
101 | #define ALI_5451_V02 0x02 | |
102 | ||
103 | /* | |
104 | * Direct Registers | |
105 | */ | |
106 | ||
107 | #define ALI_LEGACY_DMAR0 0x00 // ADR0 | |
108 | #define ALI_LEGACY_DMAR4 0x04 // CNT0 | |
109 | #define ALI_LEGACY_DMAR11 0x0b // MOD | |
110 | #define ALI_LEGACY_DMAR15 0x0f // MMR | |
111 | #define ALI_MPUR0 0x20 | |
112 | #define ALI_MPUR1 0x21 | |
113 | #define ALI_MPUR2 0x22 | |
114 | #define ALI_MPUR3 0x23 | |
115 | ||
116 | #define ALI_AC97_WRITE 0x40 | |
117 | #define ALI_AC97_READ 0x44 | |
118 | ||
119 | #define ALI_SCTRL 0x48 | |
120 | #define ALI_SPDIF_OUT_ENABLE 0x20 | |
5cbff89c SK |
121 | #define ALI_SCTRL_LINE_IN2 (1 << 9) |
122 | #define ALI_SCTRL_GPIO_IN2 (1 << 13) | |
123 | #define ALI_SCTRL_LINE_OUT_EN (1 << 20) | |
124 | #define ALI_SCTRL_GPIO_OUT_EN (1 << 23) | |
125 | #define ALI_SCTRL_CODEC1_READY (1 << 24) | |
126 | #define ALI_SCTRL_CODEC2_READY (1 << 25) | |
1da177e4 | 127 | #define ALI_AC97_GPIO 0x4c |
5cbff89c SK |
128 | #define ALI_AC97_GPIO_ENABLE 0x8000 |
129 | #define ALI_AC97_GPIO_DATA_SHIFT 16 | |
1da177e4 LT |
130 | #define ALI_SPDIF_CS 0x70 |
131 | #define ALI_SPDIF_CTRL 0x74 | |
132 | #define ALI_SPDIF_IN_FUNC_ENABLE 0x02 | |
133 | #define ALI_SPDIF_IN_CH_STATUS 0x40 | |
134 | #define ALI_SPDIF_OUT_CH_STATUS 0xbf | |
135 | #define ALI_START 0x80 | |
136 | #define ALI_STOP 0x84 | |
137 | #define ALI_CSPF 0x90 | |
138 | #define ALI_AINT 0x98 | |
139 | #define ALI_GC_CIR 0xa0 | |
140 | #define ENDLP_IE 0x00001000 | |
141 | #define MIDLP_IE 0x00002000 | |
142 | #define ALI_AINTEN 0xa4 | |
143 | #define ALI_VOLUME 0xa8 | |
144 | #define ALI_SBDELTA_DELTA_R 0xac | |
145 | #define ALI_MISCINT 0xb0 | |
146 | #define ADDRESS_IRQ 0x00000020 | |
147 | #define TARGET_REACHED 0x00008000 | |
148 | #define MIXER_OVERFLOW 0x00000800 | |
149 | #define MIXER_UNDERFLOW 0x00000400 | |
5cbff89c | 150 | #define GPIO_IRQ 0x01000000 |
1da177e4 LT |
151 | #define ALI_SBBL_SBCL 0xc0 |
152 | #define ALI_SBCTRL_SBE2R_SBDD 0xc4 | |
153 | #define ALI_STIMER 0xc8 | |
154 | #define ALI_GLOBAL_CONTROL 0xd4 | |
155 | #define ALI_SPDIF_OUT_SEL_PCM 0x00000400 /* bit 10 */ | |
156 | #define ALI_SPDIF_IN_SUPPORT 0x00000800 /* bit 11 */ | |
157 | #define ALI_SPDIF_OUT_CH_ENABLE 0x00008000 /* bit 15 */ | |
158 | #define ALI_SPDIF_IN_CH_ENABLE 0x00080000 /* bit 19 */ | |
159 | #define ALI_PCM_IN_ENABLE 0x80000000 /* bit 31 */ | |
160 | ||
161 | #define ALI_CSO_ALPHA_FMS 0xe0 | |
162 | #define ALI_LBA 0xe4 | |
163 | #define ALI_ESO_DELTA 0xe8 | |
164 | #define ALI_GVSEL_PAN_VOC_CTRL_EC 0xf0 | |
165 | #define ALI_EBUF1 0xf4 | |
166 | #define ALI_EBUF2 0xf8 | |
167 | ||
168 | #define ALI_REG(codec, x) ((codec)->port + x) | |
169 | ||
5cbff89c SK |
170 | #define MAX_CODECS 2 |
171 | ||
172 | ||
d1fabd9c TI |
173 | struct snd_ali; |
174 | struct snd_ali_voice; | |
1da177e4 | 175 | |
d1fabd9c | 176 | struct snd_ali_channel_control { |
1da177e4 LT |
177 | // register data |
178 | struct REGDATA { | |
179 | unsigned int start; | |
180 | unsigned int stop; | |
181 | unsigned int aint; | |
182 | unsigned int ainten; | |
183 | } data; | |
184 | ||
185 | // register addresses | |
186 | struct REGS { | |
187 | unsigned int start; | |
188 | unsigned int stop; | |
189 | unsigned int aint; | |
190 | unsigned int ainten; | |
191 | unsigned int ac97read; | |
192 | unsigned int ac97write; | |
193 | } regs; | |
194 | ||
d1fabd9c | 195 | }; |
1da177e4 | 196 | |
d1fabd9c | 197 | struct snd_ali_voice { |
1da177e4 LT |
198 | unsigned int number; |
199 | unsigned int use: 1, | |
200 | pcm: 1, | |
201 | midi: 1, | |
202 | mode: 1, | |
203 | synth: 1; | |
204 | ||
205 | /* PCM data */ | |
d1fabd9c TI |
206 | struct snd_ali *codec; |
207 | struct snd_pcm_substream *substream; | |
208 | struct snd_ali_voice *extra; | |
1da177e4 LT |
209 | |
210 | unsigned int running: 1; | |
211 | ||
212 | int eso; /* final ESO value for channel */ | |
213 | int count; /* runtime->period_size */ | |
214 | ||
215 | /* --- */ | |
216 | ||
217 | void *private_data; | |
218 | void (*private_free)(void *private_data); | |
219 | }; | |
220 | ||
221 | ||
d1fabd9c | 222 | struct snd_alidev { |
1da177e4 | 223 | |
d1fabd9c | 224 | struct snd_ali_voice voices[ALI_CHANNELS]; |
1da177e4 LT |
225 | |
226 | unsigned int chcnt; /* num of opened channels */ | |
227 | unsigned int chmap; /* bitmap for opened channels */ | |
228 | unsigned int synthcount; | |
229 | ||
d1fabd9c | 230 | }; |
1da177e4 LT |
231 | |
232 | ||
233 | #ifdef CONFIG_PM | |
234 | #define ALI_GLOBAL_REGS 56 | |
235 | #define ALI_CHANNEL_REGS 8 | |
d1fabd9c | 236 | struct snd_ali_image { |
1da177e4 LT |
237 | unsigned long regs[ALI_GLOBAL_REGS]; |
238 | unsigned long channel_regs[ALI_CHANNELS][ALI_CHANNEL_REGS]; | |
d1fabd9c | 239 | }; |
1da177e4 LT |
240 | #endif |
241 | ||
242 | ||
d1fabd9c | 243 | struct snd_ali { |
1da177e4 LT |
244 | unsigned long irq; |
245 | unsigned long port; | |
246 | unsigned char revision; | |
247 | ||
248 | unsigned int hw_initialized: 1; | |
249 | unsigned int spdif_support: 1; | |
250 | ||
251 | struct pci_dev *pci; | |
252 | struct pci_dev *pci_m1533; | |
253 | struct pci_dev *pci_m7101; | |
254 | ||
d1fabd9c TI |
255 | struct snd_card *card; |
256 | struct snd_pcm *pcm[MAX_CODECS]; | |
257 | struct snd_alidev synth; | |
258 | struct snd_ali_channel_control chregs; | |
1da177e4 LT |
259 | |
260 | /* S/PDIF Mask */ | |
261 | unsigned int spdif_mask; | |
262 | ||
263 | unsigned int spurious_irq_count; | |
264 | unsigned int spurious_irq_max_delta; | |
265 | ||
5cbff89c SK |
266 | unsigned int num_of_codecs; |
267 | ||
d1fabd9c TI |
268 | struct snd_ac97_bus *ac97_bus; |
269 | struct snd_ac97 *ac97[MAX_CODECS]; | |
1da177e4 LT |
270 | unsigned short ac97_ext_id; |
271 | unsigned short ac97_ext_status; | |
272 | ||
273 | spinlock_t reg_lock; | |
274 | spinlock_t voice_alloc; | |
275 | ||
276 | #ifdef CONFIG_PM | |
d1fabd9c | 277 | struct snd_ali_image *image; |
1da177e4 LT |
278 | #endif |
279 | }; | |
280 | ||
281 | static struct pci_device_id snd_ali_ids[] = { | |
ec6c8c3b | 282 | {PCI_DEVICE(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M5451), 0, 0, 0}, |
1da177e4 LT |
283 | {0, } |
284 | }; | |
285 | MODULE_DEVICE_TABLE(pci, snd_ali_ids); | |
286 | ||
d1fabd9c TI |
287 | static void snd_ali_clear_voices(struct snd_ali *, unsigned int, unsigned int); |
288 | static unsigned short snd_ali_codec_peek(struct snd_ali *, int, unsigned short); | |
289 | static void snd_ali_codec_poke(struct snd_ali *, int, unsigned short, unsigned short); | |
1da177e4 LT |
290 | |
291 | /* | |
292 | * Debug Part | |
293 | */ | |
294 | ||
295 | #ifdef ALI_DEBUG | |
296 | ||
d1fabd9c | 297 | static void ali_read_regs(struct snd_ali *codec, int channel) |
1da177e4 LT |
298 | { |
299 | int i,j; | |
300 | unsigned int dwVal; | |
301 | ||
302 | printk("channel %d registers map:\n", channel); | |
303 | outb((unsigned char)(channel & 0x001f), ALI_REG(codec,ALI_GC_CIR)); | |
304 | ||
305 | printk(" "); | |
306 | for(j=0;j<8;j++) | |
307 | printk("%2.2x ", j*4); | |
308 | printk("\n"); | |
309 | ||
310 | for (i=0; i<=0xf8/4;i++) { | |
311 | if(i%8 == 0) | |
312 | printk("%2.2x ", (i*4/0x10)*0x10); | |
313 | dwVal = inl(ALI_REG(codec,i*4)); | |
314 | printk("%8.8x ", dwVal); | |
315 | if ((i+1)%8 == 0) | |
316 | printk("\n"); | |
317 | } | |
318 | printk("\n"); | |
319 | } | |
320 | static void ali_read_cfg(unsigned int vendor, unsigned deviceid) | |
321 | { | |
322 | unsigned int dwVal; | |
0dd119f7 | 323 | struct pci_dev *pci_dev; |
1da177e4 LT |
324 | int i,j; |
325 | ||
0dd119f7 JS |
326 | pci_dev = pci_get_device(vendor, deviceid, NULL); |
327 | if (pci_dev == NULL) | |
328 | return ; | |
1da177e4 LT |
329 | |
330 | printk("\nM%x PCI CFG\n", deviceid); | |
331 | printk(" "); | |
332 | for(j=0;j<8;j++) | |
333 | printk("%d ",j); | |
334 | printk("\n"); | |
335 | ||
336 | for(i=0;i<8;i++) { | |
337 | printk("%d ",i); | |
338 | for(j=0;j<8;j++) | |
339 | { | |
340 | pci_read_config_dword(pci_dev, i*0x20+j*4, &dwVal); | |
341 | printk("%8.8x ", dwVal); | |
342 | } | |
343 | printk("\n"); | |
344 | } | |
0dd119f7 | 345 | pci_dev_put(pci_dev); |
1da177e4 | 346 | } |
d1fabd9c | 347 | static void ali_read_ac97regs(struct snd_ali *codec, int secondary) |
1da177e4 LT |
348 | { |
349 | unsigned short i,j; | |
350 | unsigned short wVal; | |
351 | ||
352 | printk("\ncodec %d registers map:\n", secondary); | |
353 | ||
354 | printk(" "); | |
355 | for(j=0;j<8;j++) | |
356 | printk("%2.2x ",j*2); | |
357 | printk("\n"); | |
358 | ||
359 | for (i=0; i<64;i++) { | |
360 | if(i%8 == 0) | |
361 | printk("%2.2x ", (i/8)*0x10); | |
362 | wVal = snd_ali_codec_peek(codec, secondary, i*2); | |
363 | printk("%4.4x ", wVal); | |
364 | if ((i+1)%8 == 0) | |
365 | printk("\n"); | |
366 | } | |
367 | printk("\n"); | |
368 | } | |
369 | ||
370 | #endif | |
371 | ||
372 | /* | |
373 | * AC97 ACCESS | |
374 | */ | |
375 | ||
d1fabd9c | 376 | static inline unsigned int snd_ali_5451_peek(struct snd_ali *codec, |
1da177e4 LT |
377 | unsigned int port ) |
378 | { | |
379 | return (unsigned int)inl(ALI_REG(codec, port)); | |
380 | } | |
381 | ||
d1fabd9c | 382 | static inline void snd_ali_5451_poke( struct snd_ali *codec, |
1da177e4 LT |
383 | unsigned int port, |
384 | unsigned int val ) | |
385 | { | |
386 | outl((unsigned int)val, ALI_REG(codec, port)); | |
387 | } | |
388 | ||
d1fabd9c | 389 | static int snd_ali_codec_ready( struct snd_ali *codec, |
755e1371 | 390 | unsigned int port ) |
1da177e4 LT |
391 | { |
392 | unsigned long end_time; | |
393 | unsigned int res; | |
394 | ||
755e1371 | 395 | end_time = jiffies + msecs_to_jiffies(250); |
1da177e4 LT |
396 | do { |
397 | res = snd_ali_5451_peek(codec,port); | |
398 | if (! (res & 0x8000)) | |
399 | return 0; | |
755e1371 | 400 | schedule_timeout_uninterruptible(1); |
1da177e4 LT |
401 | } while (time_after_eq(end_time, jiffies)); |
402 | snd_ali_5451_poke(codec, port, res & ~0x8000); | |
403 | snd_printdd("ali_codec_ready: codec is not ready.\n "); | |
404 | return -EIO; | |
405 | } | |
406 | ||
d1fabd9c | 407 | static int snd_ali_stimer_ready(struct snd_ali *codec) |
1da177e4 LT |
408 | { |
409 | unsigned long end_time; | |
410 | unsigned long dwChk1,dwChk2; | |
411 | ||
412 | dwChk1 = snd_ali_5451_peek(codec, ALI_STIMER); | |
413 | dwChk2 = snd_ali_5451_peek(codec, ALI_STIMER); | |
414 | ||
755e1371 | 415 | end_time = jiffies + msecs_to_jiffies(250); |
1da177e4 LT |
416 | do { |
417 | dwChk2 = snd_ali_5451_peek(codec, ALI_STIMER); | |
418 | if (dwChk2 != dwChk1) | |
419 | return 0; | |
755e1371 | 420 | schedule_timeout_uninterruptible(1); |
1da177e4 | 421 | } while (time_after_eq(end_time, jiffies)); |
99b359ba | 422 | snd_printk(KERN_ERR "ali_stimer_read: stimer is not ready.\n"); |
1da177e4 LT |
423 | return -EIO; |
424 | } | |
425 | ||
d1fabd9c | 426 | static void snd_ali_codec_poke(struct snd_ali *codec,int secondary, |
1da177e4 LT |
427 | unsigned short reg, |
428 | unsigned short val) | |
429 | { | |
430 | unsigned int dwVal = 0; | |
431 | unsigned int port = 0; | |
432 | ||
433 | if (reg >= 0x80) { | |
99b359ba | 434 | snd_printk(KERN_ERR "ali_codec_poke: reg(%xh) invalid.\n", reg); |
1da177e4 LT |
435 | return; |
436 | } | |
437 | ||
438 | port = codec->chregs.regs.ac97write; | |
439 | ||
755e1371 | 440 | if (snd_ali_codec_ready(codec, port) < 0) |
1da177e4 | 441 | return; |
755e1371 | 442 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 LT |
443 | return; |
444 | ||
445 | dwVal = (unsigned int) (reg & 0xff); | |
446 | dwVal |= 0x8000 | (val << 16); | |
447 | if (secondary) dwVal |= 0x0080; | |
448 | if (codec->revision == ALI_5451_V02) dwVal |= 0x0100; | |
449 | ||
450 | snd_ali_5451_poke(codec,port,dwVal); | |
451 | ||
452 | return ; | |
453 | } | |
454 | ||
d1fabd9c | 455 | static unsigned short snd_ali_codec_peek( struct snd_ali *codec, |
1da177e4 LT |
456 | int secondary, |
457 | unsigned short reg) | |
458 | { | |
459 | unsigned int dwVal = 0; | |
460 | unsigned int port = 0; | |
461 | ||
462 | if (reg >= 0x80) { | |
99b359ba | 463 | snd_printk(KERN_ERR "ali_codec_peek: reg(%xh) invalid.\n", reg); |
1da177e4 LT |
464 | return ~0; |
465 | } | |
466 | ||
467 | port = codec->chregs.regs.ac97read; | |
468 | ||
755e1371 | 469 | if (snd_ali_codec_ready(codec, port) < 0) |
1da177e4 | 470 | return ~0; |
755e1371 | 471 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 LT |
472 | return ~0; |
473 | ||
474 | dwVal = (unsigned int) (reg & 0xff); | |
475 | dwVal |= 0x8000; /* bit 15*/ | |
476 | if (secondary) dwVal |= 0x0080; | |
477 | ||
478 | snd_ali_5451_poke(codec, port, dwVal); | |
479 | ||
755e1371 | 480 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 | 481 | return ~0; |
755e1371 | 482 | if (snd_ali_codec_ready(codec, port) < 0) |
1da177e4 LT |
483 | return ~0; |
484 | ||
485 | return (snd_ali_5451_peek(codec, port) & 0xffff0000)>>16; | |
486 | } | |
487 | ||
d1fabd9c | 488 | static void snd_ali_codec_write(struct snd_ac97 *ac97, |
1da177e4 LT |
489 | unsigned short reg, |
490 | unsigned short val ) | |
491 | { | |
d1fabd9c | 492 | struct snd_ali *codec = ac97->private_data; |
1da177e4 LT |
493 | |
494 | snd_ali_printk("codec_write: reg=%xh data=%xh.\n", reg, val); | |
5cbff89c SK |
495 | if(reg == AC97_GPIO_STATUS) { |
496 | outl((val << ALI_AC97_GPIO_DATA_SHIFT)|ALI_AC97_GPIO_ENABLE, | |
497 | ALI_REG(codec, ALI_AC97_GPIO)); | |
498 | return; | |
499 | } | |
500 | snd_ali_codec_poke(codec, ac97->num, reg, val); | |
1da177e4 LT |
501 | return ; |
502 | } | |
503 | ||
504 | ||
d1fabd9c | 505 | static unsigned short snd_ali_codec_read(struct snd_ac97 *ac97, unsigned short reg) |
1da177e4 | 506 | { |
d1fabd9c | 507 | struct snd_ali *codec = ac97->private_data; |
1da177e4 LT |
508 | |
509 | snd_ali_printk("codec_read reg=%xh.\n", reg); | |
5cbff89c | 510 | return (snd_ali_codec_peek(codec, ac97->num, reg)); |
1da177e4 LT |
511 | } |
512 | ||
513 | /* | |
514 | * AC97 Reset | |
515 | */ | |
516 | ||
d1fabd9c | 517 | static int snd_ali_reset_5451(struct snd_ali *codec) |
1da177e4 LT |
518 | { |
519 | struct pci_dev *pci_dev = NULL; | |
520 | unsigned short wCount, wReg; | |
521 | unsigned int dwVal; | |
522 | ||
523 | if ((pci_dev = codec->pci_m1533) != NULL) { | |
524 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); | |
525 | pci_write_config_dword(pci_dev, 0x7c, dwVal | 0x08000000); | |
526 | udelay(5000); | |
527 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); | |
528 | pci_write_config_dword(pci_dev, 0x7c, dwVal & 0xf7ffffff); | |
529 | udelay(5000); | |
530 | } | |
531 | ||
532 | pci_dev = codec->pci; | |
533 | pci_read_config_dword(pci_dev, 0x44, &dwVal); | |
534 | pci_write_config_dword(pci_dev, 0x44, dwVal | 0x000c0000); | |
535 | udelay(500); | |
536 | pci_read_config_dword(pci_dev, 0x44, &dwVal); | |
537 | pci_write_config_dword(pci_dev, 0x44, dwVal & 0xfffbffff); | |
538 | udelay(5000); | |
539 | ||
540 | wCount = 200; | |
541 | while(wCount--) { | |
542 | wReg = snd_ali_codec_peek(codec, 0, AC97_POWERDOWN); | |
543 | if((wReg & 0x000f) == 0x000f) | |
544 | return 0; | |
545 | udelay(5000); | |
546 | } | |
547 | ||
548 | /* non-fatal if you have a non PM capable codec */ | |
549 | /* snd_printk(KERN_WARNING "ali5451: reset time out\n"); */ | |
550 | return 0; | |
551 | } | |
552 | ||
553 | #ifdef CODEC_RESET | |
554 | ||
d1fabd9c | 555 | static int snd_ali_reset_codec(struct snd_ali *codec) |
1da177e4 LT |
556 | { |
557 | struct pci_dev *pci_dev = NULL; | |
558 | unsigned char bVal = 0; | |
559 | unsigned int dwVal; | |
560 | unsigned short wCount, wReg; | |
561 | ||
562 | pci_dev = codec->pci_m1533; | |
563 | ||
564 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); | |
565 | pci_write_config_dword(pci_dev, 0x7c, dwVal | 0x08000000); | |
566 | udelay(5000); | |
567 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); | |
568 | pci_write_config_dword(pci_dev, 0x7c, dwVal & 0xf7ffffff); | |
569 | udelay(5000); | |
570 | ||
571 | bVal = inb(ALI_REG(codec,ALI_SCTRL)); | |
572 | bVal |= 0x02; | |
573 | outb(ALI_REG(codec,ALI_SCTRL),bVal); | |
574 | udelay(5000); | |
575 | bVal = inb(ALI_REG(codec,ALI_SCTRL)); | |
576 | bVal &= 0xfd; | |
577 | outb(ALI_REG(codec,ALI_SCTRL),bVal); | |
578 | udelay(15000); | |
579 | ||
580 | wCount = 200; | |
581 | while(wCount--) { | |
582 | wReg = snd_ali_codec_read(codec->ac97, AC97_POWERDOWN); | |
583 | if((wReg & 0x000f) == 0x000f) | |
584 | return 0; | |
585 | udelay(5000); | |
586 | } | |
587 | return -1; | |
588 | } | |
589 | ||
590 | #endif | |
591 | ||
592 | /* | |
593 | * ALI 5451 Controller | |
594 | */ | |
595 | ||
d1fabd9c | 596 | static void snd_ali_enable_special_channel(struct snd_ali *codec, unsigned int channel) |
1da177e4 LT |
597 | { |
598 | unsigned long dwVal = 0; | |
599 | ||
600 | dwVal = inl(ALI_REG(codec,ALI_GLOBAL_CONTROL)); | |
601 | dwVal |= 1 << (channel & 0x0000001f); | |
602 | outl(dwVal, ALI_REG(codec,ALI_GLOBAL_CONTROL)); | |
603 | } | |
604 | ||
d1fabd9c | 605 | static void snd_ali_disable_special_channel(struct snd_ali *codec, unsigned int channel) |
1da177e4 LT |
606 | { |
607 | unsigned long dwVal = 0; | |
608 | ||
609 | dwVal = inl(ALI_REG(codec,ALI_GLOBAL_CONTROL)); | |
610 | dwVal &= ~(1 << (channel & 0x0000001f)); | |
611 | outl(dwVal, ALI_REG(codec,ALI_GLOBAL_CONTROL)); | |
612 | } | |
613 | ||
d1fabd9c | 614 | static void snd_ali_enable_address_interrupt(struct snd_ali * codec) |
1da177e4 LT |
615 | { |
616 | unsigned int gc; | |
617 | ||
618 | gc = inl(ALI_REG(codec, ALI_GC_CIR)); | |
619 | gc |= ENDLP_IE; | |
620 | gc |= MIDLP_IE; | |
621 | outl( gc, ALI_REG(codec, ALI_GC_CIR)); | |
622 | } | |
623 | ||
d1fabd9c | 624 | static void snd_ali_disable_address_interrupt(struct snd_ali * codec) |
1da177e4 LT |
625 | { |
626 | unsigned int gc; | |
627 | ||
628 | gc = inl(ALI_REG(codec, ALI_GC_CIR)); | |
629 | gc &= ~ENDLP_IE; | |
630 | gc &= ~MIDLP_IE; | |
631 | outl(gc, ALI_REG(codec, ALI_GC_CIR)); | |
632 | } | |
633 | ||
634 | #if 0 // not used | |
d1fabd9c | 635 | static void snd_ali_enable_voice_irq(struct snd_ali *codec, unsigned int channel) |
1da177e4 LT |
636 | { |
637 | unsigned int mask; | |
d1fabd9c | 638 | struct snd_ali_channel_control *pchregs = &(codec->chregs); |
1da177e4 LT |
639 | |
640 | snd_ali_printk("enable_voice_irq channel=%d\n",channel); | |
641 | ||
642 | mask = 1 << (channel & 0x1f); | |
643 | pchregs->data.ainten = inl(ALI_REG(codec,pchregs->regs.ainten)); | |
644 | pchregs->data.ainten |= mask; | |
645 | outl(pchregs->data.ainten,ALI_REG(codec,pchregs->regs.ainten)); | |
646 | } | |
647 | #endif | |
648 | ||
d1fabd9c | 649 | static void snd_ali_disable_voice_irq(struct snd_ali *codec, unsigned int channel) |
1da177e4 LT |
650 | { |
651 | unsigned int mask; | |
d1fabd9c | 652 | struct snd_ali_channel_control *pchregs = &(codec->chregs); |
1da177e4 LT |
653 | |
654 | snd_ali_printk("disable_voice_irq channel=%d\n",channel); | |
655 | ||
656 | mask = 1 << (channel & 0x1f); | |
657 | pchregs->data.ainten = inl(ALI_REG(codec,pchregs->regs.ainten)); | |
658 | pchregs->data.ainten &= ~mask; | |
659 | outl(pchregs->data.ainten,ALI_REG(codec,pchregs->regs.ainten)); | |
660 | } | |
661 | ||
d1fabd9c | 662 | static int snd_ali_alloc_pcm_channel(struct snd_ali *codec, int channel) |
1da177e4 LT |
663 | { |
664 | unsigned int idx = channel & 0x1f; | |
665 | ||
666 | if (codec->synth.chcnt >= ALI_CHANNELS){ | |
99b359ba | 667 | snd_printk(KERN_ERR "ali_alloc_pcm_channel: no free channels.\n"); |
1da177e4 LT |
668 | return -1; |
669 | } | |
670 | ||
671 | if (!(codec->synth.chmap & (1 << idx))) { | |
672 | codec->synth.chmap |= 1 << idx; | |
673 | codec->synth.chcnt++; | |
674 | snd_ali_printk("alloc_pcm_channel no. %d.\n",idx); | |
675 | return idx; | |
676 | } | |
677 | return -1; | |
678 | } | |
679 | ||
d1fabd9c | 680 | static int snd_ali_find_free_channel(struct snd_ali * codec, int rec) |
1da177e4 LT |
681 | { |
682 | int idx; | |
683 | int result = -1; | |
684 | ||
685 | snd_ali_printk("find_free_channel: for %s\n",rec ? "rec" : "pcm"); | |
686 | ||
687 | // recording | |
688 | if (rec) { | |
689 | if (codec->spdif_support && | |
690 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & ALI_SPDIF_IN_SUPPORT)) | |
691 | idx = ALI_SPDIF_IN_CHANNEL; | |
692 | else | |
693 | idx = ALI_PCM_IN_CHANNEL; | |
694 | ||
695 | if ((result = snd_ali_alloc_pcm_channel(codec,idx)) >= 0) { | |
696 | return result; | |
697 | } else { | |
99b359ba | 698 | snd_printk(KERN_ERR "ali_find_free_channel: record channel is busy now.\n"); |
1da177e4 LT |
699 | return -1; |
700 | } | |
701 | } | |
702 | ||
703 | //playback... | |
704 | if (codec->spdif_support && | |
705 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & ALI_SPDIF_OUT_CH_ENABLE)) { | |
706 | idx = ALI_SPDIF_OUT_CHANNEL; | |
707 | if ((result = snd_ali_alloc_pcm_channel(codec,idx)) >= 0) { | |
708 | return result; | |
709 | } else { | |
99b359ba | 710 | snd_printk(KERN_ERR "ali_find_free_channel: S/PDIF out channel is in busy now.\n"); |
1da177e4 LT |
711 | } |
712 | } | |
713 | ||
714 | for (idx = 0; idx < ALI_CHANNELS; idx++) { | |
715 | if ((result = snd_ali_alloc_pcm_channel(codec,idx)) >= 0) | |
716 | return result; | |
717 | } | |
99b359ba | 718 | snd_printk(KERN_ERR "ali_find_free_channel: no free channels.\n"); |
1da177e4 LT |
719 | return -1; |
720 | } | |
721 | ||
d1fabd9c | 722 | static void snd_ali_free_channel_pcm(struct snd_ali *codec, int channel) |
1da177e4 LT |
723 | { |
724 | unsigned int idx = channel & 0x0000001f; | |
725 | ||
726 | snd_ali_printk("free_channel_pcm channel=%d\n",channel); | |
727 | ||
728 | if (channel < 0 || channel >= ALI_CHANNELS) | |
729 | return; | |
730 | ||
731 | if (!(codec->synth.chmap & (1 << idx))) { | |
99b359ba | 732 | snd_printk(KERN_ERR "ali_free_channel_pcm: channel %d is not in use.\n",channel); |
1da177e4 LT |
733 | return; |
734 | } else { | |
735 | codec->synth.chmap &= ~(1 << idx); | |
736 | codec->synth.chcnt--; | |
737 | } | |
738 | } | |
739 | ||
740 | #if 0 // not used | |
d1fabd9c | 741 | static void snd_ali_start_voice(struct snd_ali * codec, unsigned int channel) |
1da177e4 LT |
742 | { |
743 | unsigned int mask = 1 << (channel & 0x1f); | |
744 | ||
745 | snd_ali_printk("start_voice: channel=%d\n",channel); | |
746 | outl(mask, ALI_REG(codec,codec->chregs.regs.start)); | |
747 | } | |
748 | #endif | |
749 | ||
d1fabd9c | 750 | static void snd_ali_stop_voice(struct snd_ali * codec, unsigned int channel) |
1da177e4 LT |
751 | { |
752 | unsigned int mask = 1 << (channel & 0x1f); | |
753 | ||
754 | snd_ali_printk("stop_voice: channel=%d\n",channel); | |
755 | outl(mask, ALI_REG(codec, codec->chregs.regs.stop)); | |
756 | } | |
757 | ||
758 | /* | |
759 | * S/PDIF Part | |
760 | */ | |
761 | ||
d1fabd9c | 762 | static void snd_ali_delay(struct snd_ali *codec,int interval) |
1da177e4 LT |
763 | { |
764 | unsigned long begintimer,currenttimer; | |
765 | ||
766 | begintimer = inl(ALI_REG(codec, ALI_STIMER)); | |
767 | currenttimer = inl(ALI_REG(codec, ALI_STIMER)); | |
768 | ||
769 | while (currenttimer < begintimer + interval) { | |
755e1371 | 770 | if(snd_ali_stimer_ready(codec) < 0) |
1da177e4 LT |
771 | break; |
772 | currenttimer = inl(ALI_REG(codec, ALI_STIMER)); | |
773 | } | |
774 | } | |
775 | ||
d1fabd9c | 776 | static void snd_ali_detect_spdif_rate(struct snd_ali *codec) |
1da177e4 LT |
777 | { |
778 | u16 wval = 0; | |
779 | u16 count = 0; | |
780 | u8 bval = 0, R1 = 0, R2 = 0; | |
781 | ||
782 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
783 | bval |= 0x1F; | |
784 | outb(bval,ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
785 | ||
786 | while (((R1 < 0x0B )||(R1 > 0x0E)) && (R1 != 0x12) && count <= 50000) { | |
787 | count ++; | |
788 | snd_ali_delay(codec, 6); | |
789 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
790 | R1 = bval & 0x1F; | |
791 | } | |
792 | ||
793 | if (count > 50000) { | |
99b359ba | 794 | snd_printk(KERN_ERR "ali_detect_spdif_rate: timeout!\n"); |
1da177e4 LT |
795 | return; |
796 | } | |
797 | ||
798 | count = 0; | |
799 | while (count++ <= 50000) { | |
800 | snd_ali_delay(codec, 6); | |
801 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
802 | R2 = bval & 0x1F; | |
803 | if (R2 != R1) R1 = R2; else break; | |
804 | } | |
805 | ||
806 | if (count > 50000) { | |
99b359ba | 807 | snd_printk(KERN_ERR "ali_detect_spdif_rate: timeout!\n"); |
1da177e4 LT |
808 | return; |
809 | } | |
810 | ||
811 | if (R2 >= 0x0b && R2 <= 0x0e) { | |
812 | wval = inw(ALI_REG(codec,ALI_SPDIF_CTRL + 2)); | |
813 | wval &= 0xE0F0; | |
814 | wval |= (u16)0x09 << 8 | (u16)0x05; | |
815 | outw(wval,ALI_REG(codec,ALI_SPDIF_CTRL + 2)); | |
816 | ||
817 | bval = inb(ALI_REG(codec,ALI_SPDIF_CS +3)) & 0xF0; | |
818 | outb(bval|0x02,ALI_REG(codec,ALI_SPDIF_CS + 3)); | |
819 | } else if (R2 == 0x12) { | |
820 | wval = inw(ALI_REG(codec,ALI_SPDIF_CTRL + 2)); | |
821 | wval &= 0xE0F0; | |
822 | wval |= (u16)0x0E << 8 | (u16)0x08; | |
823 | outw(wval,ALI_REG(codec,ALI_SPDIF_CTRL + 2)); | |
824 | ||
825 | bval = inb(ALI_REG(codec,ALI_SPDIF_CS +3)) & 0xF0; | |
826 | outb(bval|0x03,ALI_REG(codec,ALI_SPDIF_CS + 3)); | |
827 | } | |
828 | } | |
829 | ||
d1fabd9c | 830 | static unsigned int snd_ali_get_spdif_in_rate(struct snd_ali *codec) |
1da177e4 LT |
831 | { |
832 | u32 dwRate = 0; | |
833 | u8 bval = 0; | |
834 | ||
835 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL)); | |
836 | bval &= 0x7F; | |
837 | bval |= 0x40; | |
838 | outb(bval, ALI_REG(codec,ALI_SPDIF_CTRL)); | |
839 | ||
840 | snd_ali_detect_spdif_rate(codec); | |
841 | ||
842 | bval = inb(ALI_REG(codec,ALI_SPDIF_CS + 3)); | |
843 | bval &= 0x0F; | |
844 | ||
845 | if (bval == 0) dwRate = 44100; | |
846 | if (bval == 1) dwRate = 48000; | |
847 | if (bval == 2) dwRate = 32000; | |
848 | ||
849 | return dwRate; | |
850 | } | |
851 | ||
d1fabd9c | 852 | static void snd_ali_enable_spdif_in(struct snd_ali *codec) |
1da177e4 LT |
853 | { |
854 | unsigned int dwVal; | |
855 | ||
856 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
857 | dwVal |= ALI_SPDIF_IN_SUPPORT; | |
858 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
859 | ||
860 | dwVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
861 | dwVal |= 0x02; | |
862 | outb(dwVal, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
863 | ||
864 | snd_ali_enable_special_channel(codec, ALI_SPDIF_IN_CHANNEL); | |
865 | } | |
866 | ||
d1fabd9c | 867 | static void snd_ali_disable_spdif_in(struct snd_ali *codec) |
1da177e4 LT |
868 | { |
869 | unsigned int dwVal; | |
870 | ||
871 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
872 | dwVal &= ~ALI_SPDIF_IN_SUPPORT; | |
873 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
874 | ||
875 | snd_ali_disable_special_channel(codec, ALI_SPDIF_IN_CHANNEL); | |
876 | } | |
877 | ||
878 | ||
d1fabd9c | 879 | static void snd_ali_set_spdif_out_rate(struct snd_ali *codec, unsigned int rate) |
1da177e4 LT |
880 | { |
881 | unsigned char bVal; | |
882 | unsigned int dwRate = 0; | |
883 | ||
884 | if (rate == 32000) dwRate = 0x300; | |
885 | if (rate == 44100) dwRate = 0; | |
886 | if (rate == 48000) dwRate = 0x200; | |
887 | ||
888 | bVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
889 | bVal &= (unsigned char)(~(1<<6)); | |
890 | ||
891 | bVal |= 0x80; //select right | |
892 | outb(bVal, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
893 | outb(dwRate | 0x20, ALI_REG(codec, ALI_SPDIF_CS + 2)); | |
894 | ||
895 | bVal &= (~0x80); //select left | |
896 | outb(bVal, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
897 | outw(rate | 0x10, ALI_REG(codec, ALI_SPDIF_CS + 2)); | |
898 | } | |
899 | ||
d1fabd9c | 900 | static void snd_ali_enable_spdif_out(struct snd_ali *codec) |
1da177e4 LT |
901 | { |
902 | unsigned short wVal; | |
903 | unsigned char bVal; | |
904 | ||
905 | struct pci_dev *pci_dev = NULL; | |
906 | ||
907 | pci_dev = codec->pci_m1533; | |
908 | if (pci_dev == NULL) | |
909 | return; | |
910 | pci_read_config_byte(pci_dev, 0x61, &bVal); | |
911 | bVal |= 0x40; | |
912 | pci_write_config_byte(pci_dev, 0x61, bVal); | |
913 | pci_read_config_byte(pci_dev, 0x7d, &bVal); | |
914 | bVal |= 0x01; | |
915 | pci_write_config_byte(pci_dev, 0x7d, bVal); | |
916 | ||
917 | pci_read_config_byte(pci_dev, 0x7e, &bVal); | |
918 | bVal &= (~0x20); | |
919 | bVal |= 0x10; | |
920 | pci_write_config_byte(pci_dev, 0x7e, bVal); | |
921 | ||
922 | bVal = inb(ALI_REG(codec, ALI_SCTRL)); | |
923 | outb(bVal | ALI_SPDIF_OUT_ENABLE, ALI_REG(codec, ALI_SCTRL)); | |
924 | ||
925 | bVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
926 | outb(bVal & ALI_SPDIF_OUT_CH_STATUS, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
927 | ||
928 | { | |
929 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
930 | wVal |= ALI_SPDIF_OUT_SEL_PCM; | |
931 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
932 | snd_ali_disable_special_channel(codec,ALI_SPDIF_OUT_CHANNEL); | |
933 | } | |
934 | } | |
935 | ||
d1fabd9c | 936 | static void snd_ali_enable_spdif_chnout(struct snd_ali *codec) |
1da177e4 LT |
937 | { |
938 | unsigned short wVal = 0; | |
939 | ||
940 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
941 | wVal &= ~ALI_SPDIF_OUT_SEL_PCM; | |
942 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
943 | /* | |
944 | wVal = inw(ALI_REG(codec, ALI_SPDIF_CS)); | |
945 | if (flag & ALI_SPDIF_OUT_NON_PCM) | |
946 | wVal |= 0x0002; | |
947 | else | |
948 | wVal &= (~0x0002); | |
949 | outw(wVal, ALI_REG(codec, ALI_SPDIF_CS)); | |
950 | */ | |
951 | snd_ali_enable_special_channel(codec,ALI_SPDIF_OUT_CHANNEL); | |
952 | } | |
953 | ||
d1fabd9c | 954 | static void snd_ali_disable_spdif_chnout(struct snd_ali *codec) |
1da177e4 LT |
955 | { |
956 | unsigned short wVal = 0; | |
957 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
958 | wVal |= ALI_SPDIF_OUT_SEL_PCM; | |
959 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
960 | ||
961 | snd_ali_enable_special_channel(codec, ALI_SPDIF_OUT_CHANNEL); | |
962 | } | |
963 | ||
d1fabd9c | 964 | static void snd_ali_disable_spdif_out(struct snd_ali *codec) |
1da177e4 LT |
965 | { |
966 | unsigned char bVal; | |
967 | ||
968 | bVal = inb(ALI_REG(codec, ALI_SCTRL)); | |
969 | outb(bVal & ~ALI_SPDIF_OUT_ENABLE, ALI_REG(codec, ALI_SCTRL)); | |
970 | ||
971 | snd_ali_disable_spdif_chnout(codec); | |
972 | } | |
973 | ||
d1fabd9c | 974 | static void snd_ali_update_ptr(struct snd_ali *codec,int channel) |
1da177e4 | 975 | { |
d1fabd9c TI |
976 | struct snd_ali_voice *pvoice = NULL; |
977 | struct snd_pcm_runtime *runtime; | |
978 | struct snd_ali_channel_control *pchregs = NULL; | |
1da177e4 LT |
979 | unsigned int old, mask; |
980 | #ifdef ALI_DEBUG | |
981 | unsigned int temp, cspf; | |
982 | #endif | |
983 | ||
984 | pchregs = &(codec->chregs); | |
985 | ||
986 | // check if interrupt occurred for channel | |
987 | old = pchregs->data.aint; | |
988 | mask = ((unsigned int) 1L) << (channel & 0x1f); | |
989 | ||
990 | if (!(old & mask)) | |
991 | return; | |
992 | ||
993 | pvoice = &codec->synth.voices[channel]; | |
994 | runtime = pvoice->substream->runtime; | |
995 | ||
996 | udelay(100); | |
997 | spin_lock(&codec->reg_lock); | |
998 | ||
999 | if (pvoice->pcm && pvoice->substream) { | |
1000 | /* pcm interrupt */ | |
1001 | #ifdef ALI_DEBUG | |
1002 | outb((u8)(pvoice->number), ALI_REG(codec, ALI_GC_CIR)); | |
1003 | temp = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
1004 | cspf = (inl(ALI_REG(codec, ALI_CSPF)) & mask) == mask; | |
1005 | #endif | |
1006 | if (pvoice->running) { | |
1007 | snd_ali_printk("update_ptr: cso=%4.4x cspf=%d.\n",(u16)temp,cspf); | |
1008 | spin_unlock(&codec->reg_lock); | |
1009 | snd_pcm_period_elapsed(pvoice->substream); | |
1010 | spin_lock(&codec->reg_lock); | |
1011 | } else { | |
1012 | snd_ali_stop_voice(codec, channel); | |
1013 | snd_ali_disable_voice_irq(codec, channel); | |
1014 | } | |
1015 | } else if (codec->synth.voices[channel].synth) { | |
1016 | /* synth interrupt */ | |
1017 | } else if (codec->synth.voices[channel].midi) { | |
1018 | /* midi interrupt */ | |
1019 | } else { | |
1020 | /* unknown interrupt */ | |
1021 | snd_ali_stop_voice(codec, channel); | |
1022 | snd_ali_disable_voice_irq(codec, channel); | |
1023 | } | |
1024 | spin_unlock(&codec->reg_lock); | |
1025 | outl(mask,ALI_REG(codec,pchregs->regs.aint)); | |
1026 | pchregs->data.aint = old & (~mask); | |
1027 | } | |
1028 | ||
d1fabd9c | 1029 | static void snd_ali_interrupt(struct snd_ali * codec) |
1da177e4 LT |
1030 | { |
1031 | int channel; | |
1032 | unsigned int audio_int; | |
d1fabd9c | 1033 | struct snd_ali_channel_control *pchregs = NULL; |
1da177e4 LT |
1034 | pchregs = &(codec->chregs); |
1035 | ||
1036 | audio_int = inl(ALI_REG(codec, ALI_MISCINT)); | |
1037 | if (audio_int & ADDRESS_IRQ) { | |
1038 | // get interrupt status for all channels | |
1039 | pchregs->data.aint = inl(ALI_REG(codec,pchregs->regs.aint)); | |
1040 | for (channel = 0; channel < ALI_CHANNELS; channel++) { | |
1041 | snd_ali_update_ptr(codec, channel); | |
1042 | } | |
1043 | } | |
1044 | outl((TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW), | |
1045 | ALI_REG(codec,ALI_MISCINT)); | |
1046 | } | |
1047 | ||
1048 | ||
1049 | static irqreturn_t snd_ali_card_interrupt(int irq, | |
1050 | void *dev_id, | |
1051 | struct pt_regs *regs) | |
1052 | { | |
d1fabd9c | 1053 | struct snd_ali *codec = dev_id; |
1da177e4 LT |
1054 | |
1055 | if (codec == NULL) | |
1056 | return IRQ_NONE; | |
1057 | snd_ali_interrupt(codec); | |
1058 | return IRQ_HANDLED; | |
1059 | } | |
1060 | ||
1061 | ||
d1fabd9c | 1062 | static struct snd_ali_voice *snd_ali_alloc_voice(struct snd_ali * codec, int type, int rec, int channel) |
1da177e4 | 1063 | { |
d1fabd9c | 1064 | struct snd_ali_voice *pvoice = NULL; |
1da177e4 LT |
1065 | int idx; |
1066 | ||
1067 | snd_ali_printk("alloc_voice: type=%d rec=%d\n",type,rec); | |
1068 | ||
755e1371 | 1069 | spin_lock_irq(&codec->voice_alloc); |
1da177e4 | 1070 | if (type == SNDRV_ALI_VOICE_TYPE_PCM) { |
5cbff89c SK |
1071 | idx = channel > 0 ? snd_ali_alloc_pcm_channel(codec, channel) : |
1072 | snd_ali_find_free_channel(codec,rec); | |
1da177e4 | 1073 | if(idx < 0) { |
99b359ba | 1074 | snd_printk(KERN_ERR "ali_alloc_voice: err.\n"); |
755e1371 | 1075 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
1076 | return NULL; |
1077 | } | |
1078 | pvoice = &(codec->synth.voices[idx]); | |
755e1371 | 1079 | pvoice->codec = codec; |
1da177e4 LT |
1080 | pvoice->use = 1; |
1081 | pvoice->pcm = 1; | |
1082 | pvoice->mode = rec; | |
755e1371 | 1083 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
1084 | return pvoice; |
1085 | } | |
755e1371 | 1086 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
1087 | return NULL; |
1088 | } | |
1089 | ||
1090 | ||
d1fabd9c | 1091 | static void snd_ali_free_voice(struct snd_ali * codec, struct snd_ali_voice *pvoice) |
1da177e4 | 1092 | { |
1da177e4 LT |
1093 | void (*private_free)(void *); |
1094 | void *private_data; | |
1095 | ||
1096 | snd_ali_printk("free_voice: channel=%d\n",pvoice->number); | |
1097 | if (pvoice == NULL || !pvoice->use) | |
1098 | return; | |
1099 | snd_ali_clear_voices(codec, pvoice->number, pvoice->number); | |
755e1371 | 1100 | spin_lock_irq(&codec->voice_alloc); |
1da177e4 LT |
1101 | private_free = pvoice->private_free; |
1102 | private_data = pvoice->private_data; | |
1103 | pvoice->private_free = NULL; | |
1104 | pvoice->private_data = NULL; | |
1105 | if (pvoice->pcm) { | |
1106 | snd_ali_free_channel_pcm(codec, pvoice->number); | |
1107 | } | |
1108 | pvoice->use = pvoice->pcm = pvoice->synth = 0; | |
1109 | pvoice->substream = NULL; | |
755e1371 | 1110 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
1111 | if (private_free) |
1112 | private_free(private_data); | |
1113 | } | |
1114 | ||
1115 | ||
d1fabd9c | 1116 | static void snd_ali_clear_voices(struct snd_ali * codec, |
1da177e4 LT |
1117 | unsigned int v_min, |
1118 | unsigned int v_max) | |
1119 | { | |
1120 | unsigned int i; | |
1121 | ||
1122 | for (i = v_min; i <= v_max; i++) { | |
1123 | snd_ali_stop_voice(codec, i); | |
1124 | snd_ali_disable_voice_irq(codec, i); | |
1125 | } | |
1126 | } | |
1127 | ||
d1fabd9c | 1128 | static void snd_ali_write_voice_regs(struct snd_ali * codec, |
1da177e4 LT |
1129 | unsigned int Channel, |
1130 | unsigned int LBA, | |
1131 | unsigned int CSO, | |
1132 | unsigned int ESO, | |
1133 | unsigned int DELTA, | |
1134 | unsigned int ALPHA_FMS, | |
1135 | unsigned int GVSEL, | |
1136 | unsigned int PAN, | |
1137 | unsigned int VOL, | |
1138 | unsigned int CTRL, | |
1139 | unsigned int EC) | |
1140 | { | |
1141 | unsigned int ctlcmds[4]; | |
1142 | ||
1143 | outb((unsigned char)(Channel & 0x001f),ALI_REG(codec,ALI_GC_CIR)); | |
1144 | ||
1145 | ctlcmds[0] = (CSO << 16) | (ALPHA_FMS & 0x0000ffff); | |
1146 | ctlcmds[1] = LBA; | |
1147 | ctlcmds[2] = (ESO << 16) | (DELTA & 0x0ffff); | |
1148 | ctlcmds[3] = (GVSEL << 31) | | |
1149 | ((PAN & 0x0000007f) << 24) | | |
1150 | ((VOL & 0x000000ff) << 16) | | |
1151 | ((CTRL & 0x0000000f) << 12) | | |
1152 | (EC & 0x00000fff); | |
1153 | ||
1154 | outb(Channel, ALI_REG(codec, ALI_GC_CIR)); | |
1155 | ||
1156 | outl(ctlcmds[0], ALI_REG(codec,ALI_CSO_ALPHA_FMS)); | |
1157 | outl(ctlcmds[1], ALI_REG(codec,ALI_LBA)); | |
1158 | outl(ctlcmds[2], ALI_REG(codec,ALI_ESO_DELTA)); | |
1159 | outl(ctlcmds[3], ALI_REG(codec,ALI_GVSEL_PAN_VOC_CTRL_EC)); | |
1160 | ||
1161 | outl(0x30000000, ALI_REG(codec, ALI_EBUF1)); /* Still Mode */ | |
1162 | outl(0x30000000, ALI_REG(codec, ALI_EBUF2)); /* Still Mode */ | |
1163 | } | |
1164 | ||
1165 | static unsigned int snd_ali_convert_rate(unsigned int rate, int rec) | |
1166 | { | |
1167 | unsigned int delta; | |
1168 | ||
1169 | if (rate < 4000) rate = 4000; | |
1170 | if (rate > 48000) rate = 48000; | |
1171 | ||
1172 | if (rec) { | |
1173 | if (rate == 44100) | |
1174 | delta = 0x116a; | |
1175 | else if (rate == 8000) | |
1176 | delta = 0x6000; | |
1177 | else if (rate == 48000) | |
1178 | delta = 0x1000; | |
1179 | else | |
1180 | delta = ((48000 << 12) / rate) & 0x0000ffff; | |
1181 | } else { | |
1182 | if (rate == 44100) | |
1183 | delta = 0xeb3; | |
1184 | else if (rate == 8000) | |
1185 | delta = 0x2ab; | |
1186 | else if (rate == 48000) | |
1187 | delta = 0x1000; | |
1188 | else | |
1189 | delta = (((rate << 12) + rate) / 48000) & 0x0000ffff; | |
1190 | } | |
1191 | ||
1192 | return delta; | |
1193 | } | |
1194 | ||
d1fabd9c | 1195 | static unsigned int snd_ali_control_mode(struct snd_pcm_substream *substream) |
1da177e4 LT |
1196 | { |
1197 | unsigned int CTRL; | |
d1fabd9c | 1198 | struct snd_pcm_runtime *runtime = substream->runtime; |
1da177e4 LT |
1199 | |
1200 | /* set ctrl mode | |
1201 | CTRL default: 8-bit (unsigned) mono, loop mode enabled | |
1202 | */ | |
1203 | CTRL = 0x00000001; | |
1204 | if (snd_pcm_format_width(runtime->format) == 16) | |
1205 | CTRL |= 0x00000008; // 16-bit data | |
1206 | if (!snd_pcm_format_unsigned(runtime->format)) | |
1207 | CTRL |= 0x00000002; // signed data | |
1208 | if (runtime->channels > 1) | |
1209 | CTRL |= 0x00000004; // stereo data | |
1210 | return CTRL; | |
1211 | } | |
1212 | ||
1213 | /* | |
1214 | * PCM part | |
1215 | */ | |
1216 | ||
d1fabd9c | 1217 | static int snd_ali_ioctl(struct snd_pcm_substream *substream, |
1da177e4 LT |
1218 | unsigned int cmd, void *arg) |
1219 | { | |
1220 | return snd_pcm_lib_ioctl(substream, cmd, arg); | |
1221 | } | |
1222 | ||
d1fabd9c | 1223 | static int snd_ali_trigger(struct snd_pcm_substream *substream, |
1da177e4 LT |
1224 | int cmd) |
1225 | ||
1226 | { | |
d1fabd9c | 1227 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1da177e4 | 1228 | struct list_head *pos; |
d1fabd9c | 1229 | struct snd_pcm_substream *s; |
1da177e4 | 1230 | unsigned int what, whati, capture_flag; |
d1fabd9c | 1231 | struct snd_ali_voice *pvoice = NULL, *evoice = NULL; |
1da177e4 LT |
1232 | unsigned int val; |
1233 | int do_start; | |
1234 | ||
1235 | switch (cmd) { | |
1236 | case SNDRV_PCM_TRIGGER_START: | |
1237 | case SNDRV_PCM_TRIGGER_RESUME: | |
1238 | do_start = 1; break; | |
1239 | case SNDRV_PCM_TRIGGER_STOP: | |
1240 | case SNDRV_PCM_TRIGGER_SUSPEND: | |
1241 | do_start = 0; break; | |
1242 | default: | |
1243 | return -EINVAL; | |
1244 | } | |
1245 | ||
1246 | what = whati = capture_flag = 0; | |
1247 | snd_pcm_group_for_each(pos, substream) { | |
1248 | s = snd_pcm_group_substream_entry(pos); | |
d1fabd9c TI |
1249 | if ((struct snd_ali *) snd_pcm_substream_chip(s) == codec) { |
1250 | pvoice = s->runtime->private_data; | |
1da177e4 LT |
1251 | evoice = pvoice->extra; |
1252 | what |= 1 << (pvoice->number & 0x1f); | |
1253 | if (evoice == NULL) { | |
1254 | whati |= 1 << (pvoice->number & 0x1f); | |
1255 | } else { | |
1256 | whati |= 1 << (evoice->number & 0x1f); | |
1257 | what |= 1 << (evoice->number & 0x1f); | |
1258 | } | |
1259 | if (do_start) { | |
1260 | pvoice->running = 1; | |
1261 | if (evoice != NULL) | |
1262 | evoice->running = 1; | |
1263 | } else { | |
1264 | pvoice->running = 0; | |
1265 | if (evoice != NULL) | |
1266 | evoice->running = 0; | |
1267 | } | |
1268 | snd_pcm_trigger_done(s, substream); | |
1269 | if (pvoice->mode) | |
1270 | capture_flag = 1; | |
1271 | } | |
1272 | } | |
1273 | spin_lock(&codec->reg_lock); | |
1274 | if (! do_start) { | |
1275 | outl(what, ALI_REG(codec, ALI_STOP)); | |
1276 | } | |
1277 | val = inl(ALI_REG(codec, ALI_AINTEN)); | |
1278 | if (do_start) { | |
1279 | val |= whati; | |
1280 | } else { | |
1281 | val &= ~whati; | |
1282 | } | |
1283 | outl(val, ALI_REG(codec, ALI_AINTEN)); | |
1284 | if (do_start) { | |
1285 | outl(what, ALI_REG(codec, ALI_START)); | |
1286 | } | |
1287 | snd_ali_printk("trigger: what=%xh whati=%xh\n",what,whati); | |
1288 | spin_unlock(&codec->reg_lock); | |
1289 | ||
1290 | return 0; | |
1291 | } | |
1292 | ||
d1fabd9c TI |
1293 | static int snd_ali_playback_hw_params(struct snd_pcm_substream *substream, |
1294 | struct snd_pcm_hw_params *hw_params) | |
1da177e4 | 1295 | { |
d1fabd9c TI |
1296 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1297 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1298 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1299 | struct snd_ali_voice *evoice = pvoice->extra; | |
1da177e4 LT |
1300 | int err; |
1301 | err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); | |
1302 | if (err < 0) return err; | |
1303 | ||
1304 | /* voice management */ | |
1305 | ||
1306 | if (params_buffer_size(hw_params)/2 != params_period_size(hw_params)) { | |
1307 | if (evoice == NULL) { | |
5cbff89c | 1308 | evoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, 0, -1); |
1da177e4 LT |
1309 | if (evoice == NULL) |
1310 | return -ENOMEM; | |
1311 | pvoice->extra = evoice; | |
1312 | evoice->substream = substream; | |
1313 | } | |
1314 | } else { | |
1315 | if (evoice != NULL) { | |
1316 | snd_ali_free_voice(codec, evoice); | |
1317 | pvoice->extra = evoice = NULL; | |
1318 | } | |
1319 | } | |
1320 | ||
1321 | return 0; | |
1322 | } | |
1323 | ||
d1fabd9c | 1324 | static int snd_ali_playback_hw_free(struct snd_pcm_substream *substream) |
1da177e4 | 1325 | { |
d1fabd9c TI |
1326 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1327 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1328 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1329 | struct snd_ali_voice *evoice = pvoice ? pvoice->extra : NULL; | |
1da177e4 LT |
1330 | |
1331 | snd_pcm_lib_free_pages(substream); | |
1332 | if (evoice != NULL) { | |
1333 | snd_ali_free_voice(codec, evoice); | |
1334 | pvoice->extra = NULL; | |
1335 | } | |
1336 | return 0; | |
1337 | } | |
1338 | ||
d1fabd9c TI |
1339 | static int snd_ali_hw_params(struct snd_pcm_substream *substream, |
1340 | struct snd_pcm_hw_params *hw_params) | |
1da177e4 LT |
1341 | { |
1342 | return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); | |
1343 | } | |
1344 | ||
d1fabd9c | 1345 | static int snd_ali_hw_free(struct snd_pcm_substream *substream) |
1da177e4 LT |
1346 | { |
1347 | return snd_pcm_lib_free_pages(substream); | |
1348 | } | |
1349 | ||
d1fabd9c | 1350 | static int snd_ali_playback_prepare(struct snd_pcm_substream *substream) |
1da177e4 | 1351 | { |
d1fabd9c TI |
1352 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1353 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1354 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1355 | struct snd_ali_voice *evoice = pvoice->extra; | |
1da177e4 LT |
1356 | |
1357 | unsigned int LBA; | |
1358 | unsigned int Delta; | |
1359 | unsigned int ESO; | |
1360 | unsigned int CTRL; | |
1361 | unsigned int GVSEL; | |
1362 | unsigned int PAN; | |
1363 | unsigned int VOL; | |
1364 | unsigned int EC; | |
1365 | ||
1366 | snd_ali_printk("playback_prepare ...\n"); | |
1367 | ||
755e1371 | 1368 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1369 | |
1370 | /* set Delta (rate) value */ | |
1371 | Delta = snd_ali_convert_rate(runtime->rate, 0); | |
1372 | ||
1373 | if ((pvoice->number == ALI_SPDIF_IN_CHANNEL) || | |
1374 | (pvoice->number == ALI_PCM_IN_CHANNEL)) | |
1375 | snd_ali_disable_special_channel(codec, pvoice->number); | |
1376 | else if (codec->spdif_support && | |
1377 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & ALI_SPDIF_OUT_CH_ENABLE) | |
1378 | && (pvoice->number == ALI_SPDIF_OUT_CHANNEL)) { | |
1379 | snd_ali_set_spdif_out_rate(codec, runtime->rate); | |
1380 | Delta = 0x1000; | |
1381 | } | |
1382 | ||
1383 | /* set Loop Back Address */ | |
1384 | LBA = runtime->dma_addr; | |
1385 | ||
1386 | /* set interrupt count size */ | |
1387 | pvoice->count = runtime->period_size; | |
1388 | ||
1389 | /* set target ESO for channel */ | |
1390 | pvoice->eso = runtime->buffer_size; | |
1391 | ||
1392 | snd_ali_printk("playback_prepare: eso=%xh count=%xh\n",pvoice->eso,pvoice->count); | |
1393 | ||
1394 | /* set ESO to capture first MIDLP interrupt */ | |
1395 | ESO = pvoice->eso -1; | |
1396 | /* set ctrl mode */ | |
1397 | CTRL = snd_ali_control_mode(substream); | |
1398 | ||
1399 | GVSEL = 1; | |
1400 | PAN = 0; | |
1401 | VOL = 0; | |
1402 | EC = 0; | |
1403 | 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); | |
1404 | snd_ali_write_voice_regs( codec, | |
1405 | pvoice->number, | |
1406 | LBA, | |
1407 | 0, /* cso */ | |
1408 | ESO, | |
1409 | Delta, | |
1410 | 0, /* alpha */ | |
1411 | GVSEL, | |
1412 | PAN, | |
1413 | VOL, | |
1414 | CTRL, | |
1415 | EC); | |
1416 | if (evoice != NULL) { | |
1417 | evoice->count = pvoice->count; | |
1418 | evoice->eso = pvoice->count << 1; | |
1419 | ESO = evoice->eso - 1; | |
1420 | snd_ali_write_voice_regs(codec, | |
1421 | evoice->number, | |
1422 | LBA, | |
1423 | 0, /* cso */ | |
1424 | ESO, | |
1425 | Delta, | |
1426 | 0, /* alpha */ | |
1427 | GVSEL, | |
1428 | (unsigned int)0x7f, | |
1429 | (unsigned int)0x3ff, | |
1430 | CTRL, | |
1431 | EC); | |
1432 | } | |
755e1371 | 1433 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1434 | return 0; |
1435 | } | |
1436 | ||
1437 | ||
d1fabd9c | 1438 | static int snd_ali_prepare(struct snd_pcm_substream *substream) |
1da177e4 | 1439 | { |
d1fabd9c TI |
1440 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1441 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1442 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1da177e4 LT |
1443 | unsigned int LBA; |
1444 | unsigned int Delta; | |
1445 | unsigned int ESO; | |
1446 | unsigned int CTRL; | |
1447 | unsigned int GVSEL; | |
1448 | unsigned int PAN; | |
1449 | unsigned int VOL; | |
1450 | unsigned int EC; | |
1451 | u8 bValue; | |
1452 | ||
755e1371 | 1453 | spin_lock_irq(&codec->reg_lock); |
1da177e4 | 1454 | |
5cbff89c | 1455 | snd_ali_printk("ali_prepare...\n"); |
1da177e4 LT |
1456 | |
1457 | snd_ali_enable_special_channel(codec,pvoice->number); | |
1458 | ||
5cbff89c SK |
1459 | Delta = (pvoice->number == ALI_MODEM_IN_CHANNEL || |
1460 | pvoice->number == ALI_MODEM_OUT_CHANNEL) ? | |
1461 | 0x1000 : snd_ali_convert_rate(runtime->rate, pvoice->mode); | |
1da177e4 LT |
1462 | |
1463 | // Prepare capture intr channel | |
1464 | if (pvoice->number == ALI_SPDIF_IN_CHANNEL) { | |
1465 | ||
1466 | unsigned int rate; | |
1467 | ||
755e1371 TI |
1468 | spin_unlock_irq(&codec->reg_lock); |
1469 | if (codec->revision != ALI_5451_V02) | |
1da177e4 | 1470 | return -1; |
755e1371 | 1471 | |
1da177e4 LT |
1472 | rate = snd_ali_get_spdif_in_rate(codec); |
1473 | if (rate == 0) { | |
99b359ba | 1474 | snd_printk(KERN_WARNING "ali_capture_preapre: spdif rate detect err!\n"); |
1da177e4 LT |
1475 | rate = 48000; |
1476 | } | |
755e1371 | 1477 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1478 | bValue = inb(ALI_REG(codec,ALI_SPDIF_CTRL)); |
1479 | if (bValue & 0x10) { | |
1480 | outb(bValue,ALI_REG(codec,ALI_SPDIF_CTRL)); | |
99b359ba | 1481 | printk(KERN_WARNING "clear SPDIF parity error flag.\n"); |
1da177e4 LT |
1482 | } |
1483 | ||
1484 | if (rate != 48000) | |
1485 | Delta = ((rate << 12)/runtime->rate)&0x00ffff; | |
1486 | } | |
1487 | ||
1488 | // set target ESO for channel | |
1489 | pvoice->eso = runtime->buffer_size; | |
1490 | ||
1491 | // set interrupt count size | |
1492 | pvoice->count = runtime->period_size; | |
1493 | ||
1494 | // set Loop Back Address | |
1495 | LBA = runtime->dma_addr; | |
1496 | ||
1497 | // set ESO to capture first MIDLP interrupt | |
1498 | ESO = pvoice->eso - 1; | |
1499 | CTRL = snd_ali_control_mode(substream); | |
1500 | GVSEL = 0; | |
1501 | PAN = 0x00; | |
1502 | VOL = 0x00; | |
1503 | EC = 0; | |
1504 | ||
1505 | snd_ali_write_voice_regs( codec, | |
1506 | pvoice->number, | |
1507 | LBA, | |
1508 | 0, /* cso */ | |
1509 | ESO, | |
1510 | Delta, | |
1511 | 0, /* alpha */ | |
1512 | GVSEL, | |
1513 | PAN, | |
1514 | VOL, | |
1515 | CTRL, | |
1516 | EC); | |
1517 | ||
1518 | ||
755e1371 | 1519 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1520 | |
1521 | return 0; | |
1522 | } | |
1523 | ||
1524 | ||
d1fabd9c | 1525 | static snd_pcm_uframes_t snd_ali_playback_pointer(struct snd_pcm_substream *substream) |
1da177e4 | 1526 | { |
d1fabd9c TI |
1527 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1528 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1529 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1da177e4 LT |
1530 | unsigned int cso; |
1531 | ||
1532 | spin_lock(&codec->reg_lock); | |
1533 | if (!pvoice->running) { | |
1534 | spin_unlock(&codec->reg_lock); | |
1535 | return 0; | |
1536 | } | |
1537 | outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR)); | |
1538 | cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
1539 | spin_unlock(&codec->reg_lock); | |
1540 | snd_ali_printk("playback pointer returned cso=%xh.\n", cso); | |
1541 | ||
1542 | return cso; | |
1543 | } | |
1544 | ||
1545 | ||
d1fabd9c | 1546 | static snd_pcm_uframes_t snd_ali_pointer(struct snd_pcm_substream *substream) |
1da177e4 | 1547 | { |
d1fabd9c TI |
1548 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1549 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1550 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1da177e4 | 1551 | unsigned int cso; |
1da177e4 | 1552 | |
755e1371 | 1553 | spin_lock(&codec->reg_lock); |
1da177e4 | 1554 | if (!pvoice->running) { |
755e1371 | 1555 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1556 | return 0; |
1557 | } | |
1558 | outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR)); | |
1559 | cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
755e1371 | 1560 | spin_unlock(&codec->reg_lock); |
1da177e4 LT |
1561 | |
1562 | return cso; | |
1563 | } | |
1564 | ||
d1fabd9c | 1565 | static struct snd_pcm_hardware snd_ali_playback = |
1da177e4 LT |
1566 | { |
1567 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | | |
1568 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1569 | SNDRV_PCM_INFO_MMAP_VALID | | |
1570 | SNDRV_PCM_INFO_RESUME | | |
1571 | SNDRV_PCM_INFO_SYNC_START), | |
1572 | .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | | |
1573 | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), | |
1574 | .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, | |
1575 | .rate_min = 4000, | |
1576 | .rate_max = 48000, | |
1577 | .channels_min = 1, | |
1578 | .channels_max = 2, | |
1579 | .buffer_bytes_max = (256*1024), | |
1580 | .period_bytes_min = 64, | |
1581 | .period_bytes_max = (256*1024), | |
1582 | .periods_min = 1, | |
1583 | .periods_max = 1024, | |
1584 | .fifo_size = 0, | |
1585 | }; | |
1586 | ||
1587 | /* | |
1588 | * Capture support device description | |
1589 | */ | |
1590 | ||
d1fabd9c | 1591 | static struct snd_pcm_hardware snd_ali_capture = |
1da177e4 LT |
1592 | { |
1593 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | | |
1594 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1595 | SNDRV_PCM_INFO_MMAP_VALID | | |
1596 | SNDRV_PCM_INFO_RESUME | | |
1597 | SNDRV_PCM_INFO_SYNC_START), | |
1598 | .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | | |
1599 | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), | |
1600 | .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, | |
1601 | .rate_min = 4000, | |
1602 | .rate_max = 48000, | |
1603 | .channels_min = 1, | |
1604 | .channels_max = 2, | |
1605 | .buffer_bytes_max = (128*1024), | |
1606 | .period_bytes_min = 64, | |
1607 | .period_bytes_max = (128*1024), | |
1608 | .periods_min = 1, | |
1609 | .periods_max = 1024, | |
1610 | .fifo_size = 0, | |
1611 | }; | |
1612 | ||
d1fabd9c | 1613 | static void snd_ali_pcm_free_substream(struct snd_pcm_runtime *runtime) |
1da177e4 | 1614 | { |
d1fabd9c TI |
1615 | struct snd_ali_voice *pvoice = runtime->private_data; |
1616 | struct snd_ali *codec; | |
1da177e4 LT |
1617 | |
1618 | if (pvoice) { | |
1619 | codec = pvoice->codec; | |
1da177e4 | 1620 | snd_ali_free_voice(pvoice->codec, pvoice); |
1da177e4 LT |
1621 | } |
1622 | } | |
1623 | ||
d1fabd9c TI |
1624 | static int snd_ali_open(struct snd_pcm_substream *substream, int rec, int channel, |
1625 | struct snd_pcm_hardware *phw) | |
1da177e4 | 1626 | { |
d1fabd9c TI |
1627 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1628 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1629 | struct snd_ali_voice *pvoice; | |
1da177e4 | 1630 | |
5cbff89c | 1631 | pvoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, rec, channel); |
755e1371 | 1632 | if (pvoice == NULL) |
1da177e4 | 1633 | return -EAGAIN; |
1da177e4 LT |
1634 | |
1635 | pvoice->substream = substream; | |
1636 | runtime->private_data = pvoice; | |
1637 | runtime->private_free = snd_ali_pcm_free_substream; | |
1638 | ||
5cbff89c | 1639 | runtime->hw = *phw; |
1da177e4 LT |
1640 | snd_pcm_set_sync(substream); |
1641 | snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024); | |
1642 | return 0; | |
1643 | } | |
1644 | ||
d1fabd9c | 1645 | static int snd_ali_playback_open(struct snd_pcm_substream *substream) |
5cbff89c SK |
1646 | { |
1647 | return snd_ali_open(substream, 0, -1, &snd_ali_playback); | |
1648 | } | |
1da177e4 | 1649 | |
d1fabd9c | 1650 | static int snd_ali_capture_open(struct snd_pcm_substream *substream) |
1da177e4 | 1651 | { |
5cbff89c | 1652 | return snd_ali_open(substream, 1, -1, &snd_ali_capture); |
1da177e4 LT |
1653 | } |
1654 | ||
d1fabd9c | 1655 | static int snd_ali_playback_close(struct snd_pcm_substream *substream) |
1da177e4 LT |
1656 | { |
1657 | return 0; | |
1658 | } | |
1659 | ||
d1fabd9c | 1660 | static int snd_ali_close(struct snd_pcm_substream *substream) |
1da177e4 | 1661 | { |
d1fabd9c TI |
1662 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1663 | struct snd_ali_voice *pvoice = substream->runtime->private_data; | |
1da177e4 LT |
1664 | |
1665 | snd_ali_disable_special_channel(codec,pvoice->number); | |
1666 | ||
1667 | return 0; | |
1668 | } | |
1669 | ||
d1fabd9c | 1670 | static struct snd_pcm_ops snd_ali_playback_ops = { |
1da177e4 LT |
1671 | .open = snd_ali_playback_open, |
1672 | .close = snd_ali_playback_close, | |
1673 | .ioctl = snd_ali_ioctl, | |
1674 | .hw_params = snd_ali_playback_hw_params, | |
1675 | .hw_free = snd_ali_playback_hw_free, | |
1676 | .prepare = snd_ali_playback_prepare, | |
1677 | .trigger = snd_ali_trigger, | |
1678 | .pointer = snd_ali_playback_pointer, | |
1679 | }; | |
1680 | ||
d1fabd9c | 1681 | static struct snd_pcm_ops snd_ali_capture_ops = { |
1da177e4 | 1682 | .open = snd_ali_capture_open, |
5cbff89c | 1683 | .close = snd_ali_close, |
1da177e4 | 1684 | .ioctl = snd_ali_ioctl, |
5cbff89c SK |
1685 | .hw_params = snd_ali_hw_params, |
1686 | .hw_free = snd_ali_hw_free, | |
1687 | .prepare = snd_ali_prepare, | |
1688 | .trigger = snd_ali_trigger, | |
1689 | .pointer = snd_ali_pointer, | |
1690 | }; | |
1691 | ||
1692 | /* | |
1693 | * Modem PCM | |
1694 | */ | |
1695 | ||
d1fabd9c TI |
1696 | static int snd_ali_modem_hw_params(struct snd_pcm_substream *substream, |
1697 | struct snd_pcm_hw_params *hw_params) | |
5cbff89c | 1698 | { |
d1fabd9c | 1699 | struct snd_ali *chip = snd_pcm_substream_chip(substream); |
5cbff89c SK |
1700 | unsigned int modem_num = chip->num_of_codecs - 1; |
1701 | snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_RATE, params_rate(hw_params)); | |
1702 | snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_LEVEL, 0); | |
1703 | return snd_ali_hw_params(substream, hw_params); | |
1704 | } | |
1705 | ||
d1fabd9c | 1706 | static struct snd_pcm_hardware snd_ali_modem = |
5cbff89c SK |
1707 | { |
1708 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | | |
1709 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1710 | SNDRV_PCM_INFO_MMAP_VALID | | |
1711 | SNDRV_PCM_INFO_RESUME | | |
1712 | SNDRV_PCM_INFO_SYNC_START), | |
1713 | .formats = SNDRV_PCM_FMTBIT_S16_LE, | |
1714 | .rates = SNDRV_PCM_RATE_KNOT|SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_16000, | |
1715 | .rate_min = 8000, | |
1716 | .rate_max = 16000, | |
1717 | .channels_min = 1, | |
1718 | .channels_max = 1, | |
1719 | .buffer_bytes_max = (256*1024), | |
1720 | .period_bytes_min = 64, | |
1721 | .period_bytes_max = (256*1024), | |
1722 | .periods_min = 1, | |
1723 | .periods_max = 1024, | |
1724 | .fifo_size = 0, | |
1725 | }; | |
1726 | ||
d1fabd9c | 1727 | static int snd_ali_modem_open(struct snd_pcm_substream *substream, int rec, int channel) |
5cbff89c SK |
1728 | { |
1729 | static unsigned int rates [] = {8000,9600,12000,16000}; | |
d1fabd9c | 1730 | static struct snd_pcm_hw_constraint_list hw_constraint_rates = { |
5cbff89c SK |
1731 | .count = ARRAY_SIZE(rates), |
1732 | .list = rates, | |
1733 | .mask = 0, | |
1734 | }; | |
1735 | int err = snd_ali_open(substream, rec, channel, &snd_ali_modem); | |
1736 | if (err) | |
1737 | return err; | |
1738 | return snd_pcm_hw_constraint_list(substream->runtime, 0, | |
1739 | SNDRV_PCM_HW_PARAM_RATE, &hw_constraint_rates); | |
1740 | } | |
1741 | ||
d1fabd9c | 1742 | static int snd_ali_modem_playback_open(struct snd_pcm_substream *substream) |
5cbff89c SK |
1743 | { |
1744 | return snd_ali_modem_open(substream, 0, ALI_MODEM_OUT_CHANNEL); | |
1745 | } | |
1746 | ||
d1fabd9c | 1747 | static int snd_ali_modem_capture_open(struct snd_pcm_substream *substream) |
5cbff89c SK |
1748 | { |
1749 | return snd_ali_modem_open(substream, 1, ALI_MODEM_IN_CHANNEL); | |
1750 | } | |
1751 | ||
d1fabd9c | 1752 | static struct snd_pcm_ops snd_ali_modem_playback_ops = { |
5cbff89c SK |
1753 | .open = snd_ali_modem_playback_open, |
1754 | .close = snd_ali_close, | |
1755 | .ioctl = snd_pcm_lib_ioctl, | |
1756 | .hw_params = snd_ali_modem_hw_params, | |
1757 | .hw_free = snd_ali_hw_free, | |
1758 | .prepare = snd_ali_prepare, | |
1759 | .trigger = snd_ali_trigger, | |
1760 | .pointer = snd_ali_pointer, | |
1761 | }; | |
1762 | ||
d1fabd9c | 1763 | static struct snd_pcm_ops snd_ali_modem_capture_ops = { |
5cbff89c SK |
1764 | .open = snd_ali_modem_capture_open, |
1765 | .close = snd_ali_close, | |
1766 | .ioctl = snd_pcm_lib_ioctl, | |
1767 | .hw_params = snd_ali_modem_hw_params, | |
1768 | .hw_free = snd_ali_hw_free, | |
1769 | .prepare = snd_ali_prepare, | |
1da177e4 | 1770 | .trigger = snd_ali_trigger, |
5cbff89c SK |
1771 | .pointer = snd_ali_pointer, |
1772 | }; | |
1773 | ||
1774 | ||
1775 | struct ali_pcm_description { | |
1776 | char *name; | |
1777 | unsigned int playback_num; | |
1778 | unsigned int capture_num; | |
d1fabd9c TI |
1779 | struct snd_pcm_ops *playback_ops; |
1780 | struct snd_pcm_ops *capture_ops; | |
6632d198 | 1781 | unsigned short class; |
1da177e4 LT |
1782 | }; |
1783 | ||
1784 | ||
d1fabd9c | 1785 | static void snd_ali_pcm_free(struct snd_pcm *pcm) |
1da177e4 | 1786 | { |
d1fabd9c | 1787 | struct snd_ali *codec = pcm->private_data; |
5cbff89c | 1788 | codec->pcm[pcm->device] = NULL; |
1da177e4 LT |
1789 | } |
1790 | ||
5cbff89c | 1791 | |
d1fabd9c | 1792 | static int __devinit snd_ali_pcm(struct snd_ali * codec, int device, struct ali_pcm_description *desc) |
1da177e4 | 1793 | { |
d1fabd9c | 1794 | struct snd_pcm *pcm; |
1da177e4 LT |
1795 | int err; |
1796 | ||
5cbff89c SK |
1797 | err = snd_pcm_new(codec->card, desc->name, device, |
1798 | desc->playback_num, desc->capture_num, &pcm); | |
1da177e4 | 1799 | if (err < 0) { |
99b359ba | 1800 | snd_printk(KERN_ERR "snd_ali_pcm: err called snd_pcm_new.\n"); |
1da177e4 LT |
1801 | return err; |
1802 | } | |
1803 | pcm->private_data = codec; | |
1804 | pcm->private_free = snd_ali_pcm_free; | |
5cbff89c SK |
1805 | if (desc->playback_ops) |
1806 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, desc->playback_ops); | |
1807 | if (desc->capture_ops) | |
1808 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, desc->capture_ops); | |
1da177e4 LT |
1809 | |
1810 | snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, | |
1811 | snd_dma_pci_data(codec->pci), 64*1024, 128*1024); | |
1812 | ||
1813 | pcm->info_flags = 0; | |
6632d198 | 1814 | pcm->dev_class = desc->class; |
1da177e4 | 1815 | pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; |
5cbff89c SK |
1816 | strcpy(pcm->name, desc->name); |
1817 | codec->pcm[0] = pcm; | |
1da177e4 LT |
1818 | return 0; |
1819 | } | |
1820 | ||
a53fc188 | 1821 | static struct ali_pcm_description ali_pcms[] = { |
5cbff89c | 1822 | { "ALI 5451", ALI_CHANNELS, 1, &snd_ali_playback_ops, &snd_ali_capture_ops }, |
6632d198 | 1823 | { "ALI 5451 modem", 1, 1, &snd_ali_modem_playback_ops, &snd_ali_modem_capture_ops, SNDRV_PCM_CLASS_MODEM } |
5cbff89c SK |
1824 | }; |
1825 | ||
d1fabd9c | 1826 | static int __devinit snd_ali_build_pcms(struct snd_ali *codec) |
5cbff89c SK |
1827 | { |
1828 | int i, err; | |
1829 | for(i = 0 ; i < codec->num_of_codecs && i < ARRAY_SIZE(ali_pcms) ; i++) | |
1830 | if((err = snd_ali_pcm(codec, i, &ali_pcms[i])) < 0) | |
1831 | return err; | |
1832 | return 0; | |
1833 | } | |
1834 | ||
1835 | ||
1da177e4 LT |
1836 | #define ALI5451_SPDIF(xname, xindex, value) \ |
1837 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\ | |
1838 | .info = snd_ali5451_spdif_info, .get = snd_ali5451_spdif_get, \ | |
1839 | .put = snd_ali5451_spdif_put, .private_value = value} | |
1840 | ||
d1fabd9c | 1841 | static int snd_ali5451_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
1842 | { |
1843 | uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; | |
1844 | uinfo->count = 1; | |
1845 | uinfo->value.integer.min = 0; | |
1846 | uinfo->value.integer.max = 1; | |
1847 | return 0; | |
1848 | } | |
1849 | ||
d1fabd9c | 1850 | static int snd_ali5451_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 1851 | { |
d1fabd9c | 1852 | struct snd_ali *codec = kcontrol->private_data; |
1da177e4 LT |
1853 | unsigned int enable; |
1854 | ||
1855 | enable = ucontrol->value.integer.value[0] ? 1 : 0; | |
1856 | ||
755e1371 | 1857 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1858 | switch(kcontrol->private_value) { |
1859 | case 0: | |
1860 | enable = (codec->spdif_mask & 0x02) ? 1 : 0; | |
1861 | break; | |
1862 | case 1: | |
1863 | enable = ((codec->spdif_mask & 0x02) && (codec->spdif_mask & 0x04)) ? 1 : 0; | |
1864 | break; | |
1865 | case 2: | |
1866 | enable = (codec->spdif_mask & 0x01) ? 1 : 0; | |
1867 | break; | |
1868 | default: | |
1869 | break; | |
1870 | } | |
1871 | ucontrol->value.integer.value[0] = enable; | |
755e1371 | 1872 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1873 | return 0; |
1874 | } | |
1875 | ||
d1fabd9c | 1876 | static int snd_ali5451_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 1877 | { |
d1fabd9c | 1878 | struct snd_ali *codec = kcontrol->private_data; |
1da177e4 LT |
1879 | unsigned int change = 0, enable = 0; |
1880 | ||
1881 | enable = ucontrol->value.integer.value[0] ? 1 : 0; | |
1882 | ||
755e1371 | 1883 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1884 | switch (kcontrol->private_value) { |
1885 | case 0: | |
1886 | change = (codec->spdif_mask & 0x02) ? 1 : 0; | |
1887 | change = change ^ enable; | |
1888 | if (change) { | |
1889 | if (enable) { | |
1890 | codec->spdif_mask |= 0x02; | |
1891 | snd_ali_enable_spdif_out(codec); | |
1892 | } else { | |
1893 | codec->spdif_mask &= ~(0x02); | |
1894 | codec->spdif_mask &= ~(0x04); | |
1895 | snd_ali_disable_spdif_out(codec); | |
1896 | } | |
1897 | } | |
1898 | break; | |
1899 | case 1: | |
1900 | change = (codec->spdif_mask & 0x04) ? 1 : 0; | |
1901 | change = change ^ enable; | |
1902 | if (change && (codec->spdif_mask & 0x02)) { | |
1903 | if (enable) { | |
1904 | codec->spdif_mask |= 0x04; | |
1905 | snd_ali_enable_spdif_chnout(codec); | |
1906 | } else { | |
1907 | codec->spdif_mask &= ~(0x04); | |
1908 | snd_ali_disable_spdif_chnout(codec); | |
1909 | } | |
1910 | } | |
1911 | break; | |
1912 | case 2: | |
1913 | change = (codec->spdif_mask & 0x01) ? 1 : 0; | |
1914 | change = change ^ enable; | |
1915 | if (change) { | |
1916 | if (enable) { | |
1917 | codec->spdif_mask |= 0x01; | |
1918 | snd_ali_enable_spdif_in(codec); | |
1919 | } else { | |
1920 | codec->spdif_mask &= ~(0x01); | |
1921 | snd_ali_disable_spdif_in(codec); | |
1922 | } | |
1923 | } | |
1924 | break; | |
1925 | default: | |
1926 | break; | |
1927 | } | |
755e1371 | 1928 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1929 | |
1930 | return change; | |
1931 | } | |
1932 | ||
d1fabd9c | 1933 | static struct snd_kcontrol_new snd_ali5451_mixer_spdif[] __devinitdata = { |
1da177e4 LT |
1934 | /* spdif aplayback switch */ |
1935 | /* FIXME: "IEC958 Playback Switch" may conflict with one on ac97_codec */ | |
10e8d78a | 1936 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH), 0, 0), |
1da177e4 | 1937 | /* spdif out to spdif channel */ |
10e8d78a | 1938 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("Channel Output ",NONE,SWITCH), 0, 1), |
1da177e4 LT |
1939 | /* spdif in from spdif channel */ |
1940 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, 2) | |
1941 | }; | |
1942 | ||
d1fabd9c | 1943 | static void snd_ali_mixer_free_ac97_bus(struct snd_ac97_bus *bus) |
1da177e4 | 1944 | { |
d1fabd9c | 1945 | struct snd_ali *codec = bus->private_data; |
1da177e4 LT |
1946 | codec->ac97_bus = NULL; |
1947 | } | |
1948 | ||
d1fabd9c | 1949 | static void snd_ali_mixer_free_ac97(struct snd_ac97 *ac97) |
1da177e4 | 1950 | { |
d1fabd9c | 1951 | struct snd_ali *codec = ac97->private_data; |
5cbff89c | 1952 | codec->ac97[ac97->num] = NULL; |
1da177e4 LT |
1953 | } |
1954 | ||
d1fabd9c | 1955 | static int __devinit snd_ali_mixer(struct snd_ali * codec) |
1da177e4 | 1956 | { |
d1fabd9c | 1957 | struct snd_ac97_template ac97; |
1da177e4 | 1958 | unsigned int idx; |
5cbff89c | 1959 | int i, err; |
d1fabd9c | 1960 | static struct snd_ac97_bus_ops ops = { |
1da177e4 LT |
1961 | .write = snd_ali_codec_write, |
1962 | .read = snd_ali_codec_read, | |
1963 | }; | |
1964 | ||
1965 | if ((err = snd_ac97_bus(codec->card, 0, &ops, codec, &codec->ac97_bus)) < 0) | |
1966 | return err; | |
1967 | codec->ac97_bus->private_free = snd_ali_mixer_free_ac97_bus; | |
1968 | ||
1969 | memset(&ac97, 0, sizeof(ac97)); | |
1970 | ac97.private_data = codec; | |
1971 | ac97.private_free = snd_ali_mixer_free_ac97; | |
5cbff89c SK |
1972 | |
1973 | for ( i = 0 ; i < codec->num_of_codecs ; i++) { | |
1974 | ac97.num = i; | |
1975 | if ((err = snd_ac97_mixer(codec->ac97_bus, &ac97, &codec->ac97[i])) < 0) { | |
99b359ba | 1976 | snd_printk(KERN_ERR "ali mixer %d creating error.\n", i); |
5cbff89c | 1977 | if(i == 0) |
4d060fd1 TI |
1978 | return err; |
1979 | codec->num_of_codecs = 1; | |
1980 | break; | |
1981 | } | |
5cbff89c SK |
1982 | } |
1983 | ||
1da177e4 LT |
1984 | if (codec->spdif_support) { |
1985 | for(idx = 0; idx < ARRAY_SIZE(snd_ali5451_mixer_spdif); idx++) { | |
1986 | err=snd_ctl_add(codec->card, snd_ctl_new1(&snd_ali5451_mixer_spdif[idx], codec)); | |
1987 | if (err < 0) return err; | |
1988 | } | |
1989 | } | |
1990 | return 0; | |
1991 | } | |
1992 | ||
1993 | #ifdef CONFIG_PM | |
bf53c3b3 | 1994 | static int ali_suspend(struct pci_dev *pci, pm_message_t state) |
1da177e4 | 1995 | { |
bf53c3b3 TI |
1996 | struct snd_card *card = pci_get_drvdata(pci); |
1997 | struct snd_ali *chip = card->private_data; | |
d1fabd9c | 1998 | struct snd_ali_image *im; |
1da177e4 LT |
1999 | int i, j; |
2000 | ||
2001 | im = chip->image; | |
2002 | if (! im) | |
2003 | return 0; | |
2004 | ||
bf53c3b3 | 2005 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); |
5cbff89c | 2006 | for(i = 0 ; i < chip->num_of_codecs ; i++) { |
bf53c3b3 TI |
2007 | snd_pcm_suspend_all(chip->pcm[i]); |
2008 | snd_ac97_suspend(chip->ac97[i]); | |
5cbff89c | 2009 | } |
1da177e4 LT |
2010 | |
2011 | spin_lock_irq(&chip->reg_lock); | |
2012 | ||
2013 | im->regs[ALI_MISCINT >> 2] = inl(ALI_REG(chip, ALI_MISCINT)); | |
2014 | // im->regs[ALI_START >> 2] = inl(ALI_REG(chip, ALI_START)); | |
2015 | im->regs[ALI_STOP >> 2] = inl(ALI_REG(chip, ALI_STOP)); | |
2016 | ||
2017 | // disable all IRQ bits | |
2018 | outl(0, ALI_REG(chip, ALI_MISCINT)); | |
2019 | ||
2020 | for (i = 0; i < ALI_GLOBAL_REGS; i++) { | |
2021 | if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP)) | |
2022 | continue; | |
2023 | im->regs[i] = inl(ALI_REG(chip, i*4)); | |
2024 | } | |
2025 | ||
2026 | for (i = 0; i < ALI_CHANNELS; i++) { | |
2027 | outb(i, ALI_REG(chip, ALI_GC_CIR)); | |
2028 | for (j = 0; j < ALI_CHANNEL_REGS; j++) | |
2029 | im->channel_regs[i][j] = inl(ALI_REG(chip, j*4 + 0xe0)); | |
2030 | } | |
2031 | ||
2032 | // stop all HW channel | |
2033 | outl(0xffffffff, ALI_REG(chip, ALI_STOP)); | |
2034 | ||
2035 | spin_unlock_irq(&chip->reg_lock); | |
bf53c3b3 TI |
2036 | pci_disable_device(pci); |
2037 | pci_save_state(pci); | |
1da177e4 LT |
2038 | return 0; |
2039 | } | |
2040 | ||
bf53c3b3 | 2041 | static int ali_resume(struct pci_dev *pci) |
1da177e4 | 2042 | { |
bf53c3b3 TI |
2043 | struct snd_card *card = pci_get_drvdata(pci); |
2044 | struct snd_ali *chip = card->private_data; | |
d1fabd9c | 2045 | struct snd_ali_image *im; |
1da177e4 LT |
2046 | int i, j; |
2047 | ||
2048 | im = chip->image; | |
2049 | if (! im) | |
2050 | return 0; | |
2051 | ||
bf53c3b3 TI |
2052 | pci_restore_state(pci); |
2053 | pci_enable_device(pci); | |
1da177e4 LT |
2054 | |
2055 | spin_lock_irq(&chip->reg_lock); | |
2056 | ||
2057 | for (i = 0; i < ALI_CHANNELS; i++) { | |
2058 | outb(i, ALI_REG(chip, ALI_GC_CIR)); | |
2059 | for (j = 0; j < ALI_CHANNEL_REGS; j++) | |
2060 | outl(im->channel_regs[i][j], ALI_REG(chip, j*4 + 0xe0)); | |
2061 | } | |
2062 | ||
2063 | for (i = 0; i < ALI_GLOBAL_REGS; i++) { | |
2064 | if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP) || (i*4 == ALI_START)) | |
2065 | continue; | |
2066 | outl(im->regs[i], ALI_REG(chip, i*4)); | |
2067 | } | |
2068 | ||
2069 | // start HW channel | |
2070 | outl(im->regs[ALI_START >> 2], ALI_REG(chip, ALI_START)); | |
2071 | // restore IRQ enable bits | |
2072 | outl(im->regs[ALI_MISCINT >> 2], ALI_REG(chip, ALI_MISCINT)); | |
2073 | ||
2074 | spin_unlock_irq(&chip->reg_lock); | |
2075 | ||
5cbff89c | 2076 | for(i = 0 ; i < chip->num_of_codecs ; i++) |
bf53c3b3 | 2077 | snd_ac97_resume(chip->ac97[i]); |
1da177e4 | 2078 | |
bf53c3b3 | 2079 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); |
1da177e4 LT |
2080 | return 0; |
2081 | } | |
2082 | #endif /* CONFIG_PM */ | |
2083 | ||
d1fabd9c | 2084 | static int snd_ali_free(struct snd_ali * codec) |
1da177e4 LT |
2085 | { |
2086 | if (codec->hw_initialized) | |
2087 | snd_ali_disable_address_interrupt(codec); | |
2088 | if (codec->irq >= 0) { | |
2089 | synchronize_irq(codec->irq); | |
2090 | free_irq(codec->irq, (void *)codec); | |
2091 | } | |
2092 | if (codec->port) | |
2093 | pci_release_regions(codec->pci); | |
2094 | pci_disable_device(codec->pci); | |
2095 | #ifdef CONFIG_PM | |
2096 | kfree(codec->image); | |
2097 | #endif | |
0dd119f7 JS |
2098 | pci_dev_put(codec->pci_m1533); |
2099 | pci_dev_put(codec->pci_m7101); | |
1da177e4 LT |
2100 | kfree(codec); |
2101 | return 0; | |
2102 | } | |
2103 | ||
d1fabd9c | 2104 | static int snd_ali_chip_init(struct snd_ali *codec) |
1da177e4 LT |
2105 | { |
2106 | unsigned int legacy; | |
2107 | unsigned char temp; | |
2108 | struct pci_dev *pci_dev = NULL; | |
2109 | ||
2110 | snd_ali_printk("chip initializing ... \n"); | |
2111 | ||
2112 | if (snd_ali_reset_5451(codec)) { | |
99b359ba | 2113 | snd_printk(KERN_ERR "ali_chip_init: reset 5451 error.\n"); |
1da177e4 LT |
2114 | return -1; |
2115 | } | |
2116 | ||
2117 | if (codec->revision == ALI_5451_V02) { | |
2118 | pci_dev = codec->pci_m1533; | |
2119 | pci_read_config_byte(pci_dev, 0x59, &temp); | |
2120 | temp |= 0x80; | |
2121 | pci_write_config_byte(pci_dev, 0x59, temp); | |
2122 | ||
2123 | pci_dev = codec->pci_m7101; | |
2124 | pci_read_config_byte(pci_dev, 0xb8, &temp); | |
2125 | temp |= 0x20; | |
2126 | pci_write_config_byte(pci_dev, 0xB8, temp); | |
2127 | } | |
2128 | ||
2129 | pci_read_config_dword(codec->pci, 0x44, &legacy); | |
2130 | legacy &= 0xff00ff00; | |
2131 | legacy |= 0x000800aa; | |
2132 | pci_write_config_dword(codec->pci, 0x44, legacy); | |
2133 | ||
2134 | outl(0x80000001, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
2135 | outl(0x00000000, ALI_REG(codec, ALI_AINTEN)); | |
2136 | outl(0xffffffff, ALI_REG(codec, ALI_AINT)); | |
2137 | outl(0x00000000, ALI_REG(codec, ALI_VOLUME)); | |
2138 | outb(0x10, ALI_REG(codec, ALI_MPUR2)); | |
2139 | ||
2140 | codec->ac97_ext_id = snd_ali_codec_peek(codec, 0, AC97_EXTENDED_ID); | |
2141 | codec->ac97_ext_status = snd_ali_codec_peek(codec, 0, AC97_EXTENDED_STATUS); | |
2142 | if (codec->spdif_support) { | |
2143 | snd_ali_enable_spdif_out(codec); | |
2144 | codec->spdif_mask = 0x00000002; | |
2145 | } | |
2146 | ||
5cbff89c SK |
2147 | codec->num_of_codecs = 1; |
2148 | ||
2149 | /* secondary codec - modem */ | |
2150 | if (inl(ALI_REG(codec, ALI_SCTRL)) & ALI_SCTRL_CODEC2_READY) { | |
2151 | codec->num_of_codecs++; | |
2152 | outl(inl(ALI_REG(codec, ALI_SCTRL)) | | |
2153 | (ALI_SCTRL_LINE_IN2|ALI_SCTRL_GPIO_IN2|ALI_SCTRL_LINE_OUT_EN), | |
2154 | ALI_REG(codec, ALI_SCTRL)); | |
2155 | } | |
2156 | ||
1da177e4 LT |
2157 | snd_ali_printk("chip initialize succeed.\n"); |
2158 | return 0; | |
2159 | ||
2160 | } | |
2161 | ||
5cbff89c | 2162 | /* proc for register dump */ |
d1fabd9c | 2163 | static void snd_ali_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buf) |
5cbff89c | 2164 | { |
d1fabd9c | 2165 | struct snd_ali *codec = entry->private_data; |
5cbff89c SK |
2166 | int i; |
2167 | for(i = 0 ; i < 256 ; i+= 4) | |
2168 | snd_iprintf(buf, "%02x: %08x\n", i, inl(ALI_REG(codec, i))); | |
2169 | } | |
2170 | ||
d1fabd9c | 2171 | static void __devinit snd_ali_proc_init(struct snd_ali *codec) |
5cbff89c | 2172 | { |
d1fabd9c | 2173 | struct snd_info_entry *entry; |
5cbff89c SK |
2174 | if(!snd_card_proc_new(codec->card, "ali5451", &entry)) |
2175 | snd_info_set_text_ops(entry, codec, 1024, snd_ali_proc_read); | |
2176 | } | |
2177 | ||
d1fabd9c | 2178 | static int __devinit snd_ali_resources(struct snd_ali *codec) |
1da177e4 LT |
2179 | { |
2180 | int err; | |
2181 | ||
2182 | snd_ali_printk("resouces allocation ...\n"); | |
2183 | if ((err = pci_request_regions(codec->pci, "ALI 5451")) < 0) | |
2184 | return err; | |
2185 | codec->port = pci_resource_start(codec->pci, 0); | |
2186 | ||
2187 | if (request_irq(codec->pci->irq, snd_ali_card_interrupt, SA_INTERRUPT|SA_SHIRQ, "ALI 5451", (void *)codec)) { | |
99b359ba | 2188 | snd_printk(KERN_ERR "Unable to request irq.\n"); |
1da177e4 LT |
2189 | return -EBUSY; |
2190 | } | |
2191 | codec->irq = codec->pci->irq; | |
2192 | snd_ali_printk("resouces allocated.\n"); | |
2193 | return 0; | |
2194 | } | |
d1fabd9c | 2195 | static int snd_ali_dev_free(struct snd_device *device) |
1da177e4 | 2196 | { |
d1fabd9c | 2197 | struct snd_ali *codec=device->device_data; |
1da177e4 LT |
2198 | snd_ali_free(codec); |
2199 | return 0; | |
2200 | } | |
2201 | ||
d1fabd9c | 2202 | static int __devinit snd_ali_create(struct snd_card *card, |
1da177e4 LT |
2203 | struct pci_dev *pci, |
2204 | int pcm_streams, | |
2205 | int spdif_support, | |
d1fabd9c | 2206 | struct snd_ali ** r_ali) |
1da177e4 | 2207 | { |
d1fabd9c | 2208 | struct snd_ali *codec; |
1da177e4 | 2209 | int i, err; |
bf53c3b3 TI |
2210 | unsigned short cmdw; |
2211 | static struct snd_device_ops ops = { | |
d1fabd9c | 2212 | .dev_free = snd_ali_dev_free, |
1da177e4 LT |
2213 | }; |
2214 | ||
2215 | *r_ali = NULL; | |
2216 | ||
2217 | snd_ali_printk("creating ...\n"); | |
2218 | ||
2219 | /* enable PCI device */ | |
2220 | if ((err = pci_enable_device(pci)) < 0) | |
2221 | return err; | |
2222 | /* check, if we can restrict PCI DMA transfers to 31 bits */ | |
2223 | if (pci_set_dma_mask(pci, 0x7fffffff) < 0 || | |
2224 | pci_set_consistent_dma_mask(pci, 0x7fffffff) < 0) { | |
99b359ba | 2225 | snd_printk(KERN_ERR "architecture does not support 31bit PCI busmaster DMA\n"); |
1da177e4 LT |
2226 | pci_disable_device(pci); |
2227 | return -ENXIO; | |
2228 | } | |
2229 | ||
8db08ea7 | 2230 | if ((codec = kzalloc(sizeof(*codec), GFP_KERNEL)) == NULL) { |
1da177e4 LT |
2231 | pci_disable_device(pci); |
2232 | return -ENOMEM; | |
2233 | } | |
2234 | ||
2235 | spin_lock_init(&codec->reg_lock); | |
2236 | spin_lock_init(&codec->voice_alloc); | |
2237 | ||
2238 | codec->card = card; | |
2239 | codec->pci = pci; | |
2240 | codec->irq = -1; | |
2241 | pci_read_config_byte(pci, PCI_REVISION_ID, &codec->revision); | |
2242 | codec->spdif_support = spdif_support; | |
2243 | ||
2244 | if (pcm_streams < 1) | |
2245 | pcm_streams = 1; | |
2246 | if (pcm_streams > 32) | |
2247 | pcm_streams = 32; | |
2248 | ||
2249 | pci_set_master(pci); | |
2250 | pci_read_config_word(pci, PCI_COMMAND, &cmdw); | |
2251 | if ((cmdw & PCI_COMMAND_IO) != PCI_COMMAND_IO) { | |
2252 | cmdw |= PCI_COMMAND_IO; | |
2253 | pci_write_config_word(pci, PCI_COMMAND, cmdw); | |
2254 | } | |
2255 | pci_set_master(pci); | |
2256 | ||
2257 | if (snd_ali_resources(codec)) { | |
2258 | snd_ali_free(codec); | |
2259 | return -EBUSY; | |
2260 | } | |
2261 | ||
2262 | synchronize_irq(pci->irq); | |
2263 | ||
2264 | codec->synth.chmap = 0; | |
2265 | codec->synth.chcnt = 0; | |
2266 | codec->spdif_mask = 0; | |
2267 | codec->synth.synthcount = 0; | |
2268 | ||
2269 | if (codec->revision == ALI_5451_V02) | |
2270 | codec->chregs.regs.ac97read = ALI_AC97_WRITE; | |
2271 | else | |
2272 | codec->chregs.regs.ac97read = ALI_AC97_READ; | |
2273 | codec->chregs.regs.ac97write = ALI_AC97_WRITE; | |
2274 | ||
2275 | codec->chregs.regs.start = ALI_START; | |
2276 | codec->chregs.regs.stop = ALI_STOP; | |
2277 | codec->chregs.regs.aint = ALI_AINT; | |
2278 | codec->chregs.regs.ainten = ALI_AINTEN; | |
2279 | ||
2280 | codec->chregs.data.start = 0x00; | |
2281 | codec->chregs.data.stop = 0x00; | |
2282 | codec->chregs.data.aint = 0x00; | |
2283 | codec->chregs.data.ainten = 0x00; | |
2284 | ||
2285 | /* M1533: southbridge */ | |
bf53c3b3 | 2286 | codec->pci_m1533 = pci_get_device(0x10b9, 0x1533, NULL); |
1da177e4 LT |
2287 | if (! codec->pci_m1533) { |
2288 | snd_printk(KERN_ERR "ali5451: cannot find ALi 1533 chip.\n"); | |
2289 | snd_ali_free(codec); | |
2290 | return -ENODEV; | |
2291 | } | |
2292 | /* M7101: power management */ | |
bf53c3b3 | 2293 | codec->pci_m7101 = pci_get_device(0x10b9, 0x7101, NULL); |
1da177e4 LT |
2294 | if (! codec->pci_m7101 && codec->revision == ALI_5451_V02) { |
2295 | snd_printk(KERN_ERR "ali5451: cannot find ALi 7101 chip.\n"); | |
2296 | snd_ali_free(codec); | |
2297 | return -ENODEV; | |
2298 | } | |
2299 | ||
2300 | snd_ali_printk("snd_device_new is called.\n"); | |
2301 | if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, codec, &ops)) < 0) { | |
2302 | snd_ali_free(codec); | |
2303 | return err; | |
2304 | } | |
2305 | ||
2306 | /* initialise synth voices*/ | |
2307 | for (i = 0; i < ALI_CHANNELS; i++ ) { | |
2308 | codec->synth.voices[i].number = i; | |
2309 | } | |
2310 | ||
2311 | if ((err = snd_ali_chip_init(codec)) < 0) { | |
99b359ba | 2312 | snd_printk(KERN_ERR "ali create: chip init error.\n"); |
1da177e4 LT |
2313 | return err; |
2314 | } | |
2315 | ||
2316 | #ifdef CONFIG_PM | |
2317 | codec->image = kmalloc(sizeof(*codec->image), GFP_KERNEL); | |
2318 | if (! codec->image) | |
2319 | snd_printk(KERN_WARNING "can't allocate apm buffer\n"); | |
1da177e4 LT |
2320 | #endif |
2321 | ||
2322 | snd_ali_enable_address_interrupt(codec); | |
2323 | codec->hw_initialized = 1; | |
2324 | ||
2325 | *r_ali = codec; | |
2326 | snd_ali_printk("created.\n"); | |
2327 | return 0; | |
2328 | } | |
2329 | ||
2330 | static int __devinit snd_ali_probe(struct pci_dev *pci, | |
2331 | const struct pci_device_id *pci_id) | |
2332 | { | |
d1fabd9c TI |
2333 | struct snd_card *card; |
2334 | struct snd_ali *codec; | |
1da177e4 LT |
2335 | int err; |
2336 | ||
2337 | snd_ali_printk("probe ...\n"); | |
2338 | ||
8a3fb4d0 | 2339 | card = snd_card_new(index, id, THIS_MODULE, 0); |
1da177e4 LT |
2340 | if (card == NULL) |
2341 | return -ENOMEM; | |
2342 | ||
8a3fb4d0 | 2343 | if ((err = snd_ali_create(card, pci, pcm_channels, spdif, &codec)) < 0) { |
1da177e4 LT |
2344 | snd_card_free(card); |
2345 | return err; | |
2346 | } | |
bf53c3b3 | 2347 | card->private_data = codec; |
1da177e4 LT |
2348 | |
2349 | snd_ali_printk("mixer building ...\n"); | |
2350 | if ((err = snd_ali_mixer(codec)) < 0) { | |
2351 | snd_card_free(card); | |
2352 | return err; | |
2353 | } | |
2354 | ||
2355 | snd_ali_printk("pcm building ...\n"); | |
5cbff89c | 2356 | if ((err = snd_ali_build_pcms(codec)) < 0) { |
1da177e4 LT |
2357 | snd_card_free(card); |
2358 | return err; | |
2359 | } | |
2360 | ||
5cbff89c SK |
2361 | snd_ali_proc_init(codec); |
2362 | ||
1da177e4 LT |
2363 | strcpy(card->driver, "ALI5451"); |
2364 | strcpy(card->shortname, "ALI 5451"); | |
2365 | ||
2366 | sprintf(card->longname, "%s at 0x%lx, irq %li", | |
2367 | card->shortname, codec->port, codec->irq); | |
2368 | ||
2369 | snd_ali_printk("register card.\n"); | |
2370 | if ((err = snd_card_register(card)) < 0) { | |
2371 | snd_card_free(card); | |
2372 | return err; | |
2373 | } | |
2374 | pci_set_drvdata(pci, card); | |
1da177e4 LT |
2375 | return 0; |
2376 | } | |
2377 | ||
2378 | static void __devexit snd_ali_remove(struct pci_dev *pci) | |
2379 | { | |
2380 | snd_card_free(pci_get_drvdata(pci)); | |
2381 | pci_set_drvdata(pci, NULL); | |
2382 | } | |
2383 | ||
2384 | static struct pci_driver driver = { | |
2385 | .name = "ALI 5451", | |
2386 | .id_table = snd_ali_ids, | |
2387 | .probe = snd_ali_probe, | |
2388 | .remove = __devexit_p(snd_ali_remove), | |
bf53c3b3 TI |
2389 | #ifdef CONFIG_PM |
2390 | .suspend = ali_suspend, | |
2391 | .resume = ali_resume, | |
2392 | #endif | |
1da177e4 LT |
2393 | }; |
2394 | ||
2395 | static int __init alsa_card_ali_init(void) | |
2396 | { | |
01d25d46 | 2397 | return pci_register_driver(&driver); |
1da177e4 LT |
2398 | } |
2399 | ||
2400 | static void __exit alsa_card_ali_exit(void) | |
2401 | { | |
2402 | pci_unregister_driver(&driver); | |
2403 | } | |
2404 | ||
2405 | module_init(alsa_card_ali_init) | |
2406 | module_exit(alsa_card_ali_exit) |