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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 | ||
1da177e4 LT |
28 | #include <asm/io.h> |
29 | #include <linux/delay.h> | |
30 | #include <linux/interrupt.h> | |
31 | #include <linux/init.h> | |
32 | #include <linux/pci.h> | |
33 | #include <linux/slab.h> | |
65a77217 | 34 | #include <linux/module.h> |
910638ae | 35 | #include <linux/dma-mapping.h> |
1da177e4 LT |
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; | |
6581f4e7 | 51 | static int spdif; |
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 | ||
f9ab2b1c | 71 | /* #define ALI_DEBUG */ |
1da177e4 LT |
72 | |
73 | #ifdef ALI_DEBUG | |
f9ab2b1c | 74 | #define snd_ali_printk(format, args...) printk(KERN_DEBUG format, ##args); |
1da177e4 LT |
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 | ||
f9ab2b1c TI |
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 */ | |
1da177e4 LT |
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 { |
f9ab2b1c | 177 | /* register data */ |
1da177e4 LT |
178 | struct REGDATA { |
179 | unsigned int start; | |
180 | unsigned int stop; | |
181 | unsigned int aint; | |
182 | unsigned int ainten; | |
183 | } data; | |
184 | ||
f9ab2b1c | 185 | /* register addresses */ |
1da177e4 LT |
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 | 198 | unsigned int number; |
f9ab2b1c TI |
199 | unsigned int use :1, |
200 | pcm :1, | |
201 | midi :1, | |
202 | mode :1, | |
203 | synth :1, | |
204 | running :1; | |
1da177e4 LT |
205 | |
206 | /* PCM data */ | |
d1fabd9c TI |
207 | struct snd_ali *codec; |
208 | struct snd_pcm_substream *substream; | |
209 | struct snd_ali_voice *extra; | |
1da177e4 | 210 | |
1da177e4 LT |
211 | int eso; /* final ESO value for channel */ |
212 | int count; /* runtime->period_size */ | |
213 | ||
214 | /* --- */ | |
215 | ||
216 | void *private_data; | |
217 | void (*private_free)(void *private_data); | |
218 | }; | |
219 | ||
220 | ||
d1fabd9c | 221 | struct snd_alidev { |
1da177e4 | 222 | |
d1fabd9c | 223 | struct snd_ali_voice voices[ALI_CHANNELS]; |
1da177e4 LT |
224 | |
225 | unsigned int chcnt; /* num of opened channels */ | |
226 | unsigned int chmap; /* bitmap for opened channels */ | |
227 | unsigned int synthcount; | |
228 | ||
d1fabd9c | 229 | }; |
1da177e4 LT |
230 | |
231 | ||
1da177e4 LT |
232 | #define ALI_GLOBAL_REGS 56 |
233 | #define ALI_CHANNEL_REGS 8 | |
d1fabd9c | 234 | struct snd_ali_image { |
f9ab2b1c TI |
235 | u32 regs[ALI_GLOBAL_REGS]; |
236 | u32 channel_regs[ALI_CHANNELS][ALI_CHANNEL_REGS]; | |
d1fabd9c | 237 | }; |
1da177e4 LT |
238 | |
239 | ||
d1fabd9c | 240 | struct snd_ali { |
ba8c3c37 | 241 | int irq; |
1da177e4 LT |
242 | unsigned long port; |
243 | unsigned char revision; | |
244 | ||
f9ab2b1c TI |
245 | unsigned int hw_initialized :1; |
246 | unsigned int spdif_support :1; | |
1da177e4 LT |
247 | |
248 | struct pci_dev *pci; | |
249 | struct pci_dev *pci_m1533; | |
250 | struct pci_dev *pci_m7101; | |
251 | ||
d1fabd9c TI |
252 | struct snd_card *card; |
253 | struct snd_pcm *pcm[MAX_CODECS]; | |
254 | struct snd_alidev synth; | |
255 | struct snd_ali_channel_control chregs; | |
1da177e4 LT |
256 | |
257 | /* S/PDIF Mask */ | |
258 | unsigned int spdif_mask; | |
259 | ||
260 | unsigned int spurious_irq_count; | |
261 | unsigned int spurious_irq_max_delta; | |
262 | ||
5cbff89c SK |
263 | unsigned int num_of_codecs; |
264 | ||
d1fabd9c TI |
265 | struct snd_ac97_bus *ac97_bus; |
266 | struct snd_ac97 *ac97[MAX_CODECS]; | |
1da177e4 LT |
267 | unsigned short ac97_ext_id; |
268 | unsigned short ac97_ext_status; | |
269 | ||
270 | spinlock_t reg_lock; | |
271 | spinlock_t voice_alloc; | |
272 | ||
273 | #ifdef CONFIG_PM | |
d1fabd9c | 274 | struct snd_ali_image *image; |
1da177e4 LT |
275 | #endif |
276 | }; | |
277 | ||
cebe41d4 | 278 | static DEFINE_PCI_DEVICE_TABLE(snd_ali_ids) = { |
ec6c8c3b | 279 | {PCI_DEVICE(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M5451), 0, 0, 0}, |
1da177e4 LT |
280 | {0, } |
281 | }; | |
282 | MODULE_DEVICE_TABLE(pci, snd_ali_ids); | |
283 | ||
d1fabd9c TI |
284 | static void snd_ali_clear_voices(struct snd_ali *, unsigned int, unsigned int); |
285 | static unsigned short snd_ali_codec_peek(struct snd_ali *, int, unsigned short); | |
f9ab2b1c TI |
286 | static void snd_ali_codec_poke(struct snd_ali *, int, unsigned short, |
287 | unsigned short); | |
1da177e4 LT |
288 | |
289 | /* | |
290 | * AC97 ACCESS | |
291 | */ | |
292 | ||
d1fabd9c | 293 | static inline unsigned int snd_ali_5451_peek(struct snd_ali *codec, |
f9ab2b1c | 294 | unsigned int port) |
1da177e4 LT |
295 | { |
296 | return (unsigned int)inl(ALI_REG(codec, port)); | |
297 | } | |
298 | ||
f9ab2b1c TI |
299 | static inline void snd_ali_5451_poke(struct snd_ali *codec, |
300 | unsigned int port, | |
301 | unsigned int val) | |
1da177e4 LT |
302 | { |
303 | outl((unsigned int)val, ALI_REG(codec, port)); | |
304 | } | |
305 | ||
f9ab2b1c TI |
306 | static int snd_ali_codec_ready(struct snd_ali *codec, |
307 | unsigned int port) | |
1da177e4 LT |
308 | { |
309 | unsigned long end_time; | |
310 | unsigned int res; | |
311 | ||
755e1371 | 312 | end_time = jiffies + msecs_to_jiffies(250); |
70bdbd3d BZ |
313 | |
314 | for (;;) { | |
1da177e4 | 315 | res = snd_ali_5451_peek(codec,port); |
f9ab2b1c | 316 | if (!(res & 0x8000)) |
1da177e4 | 317 | return 0; |
70bdbd3d BZ |
318 | if (!time_after_eq(end_time, jiffies)) |
319 | break; | |
755e1371 | 320 | schedule_timeout_uninterruptible(1); |
70bdbd3d BZ |
321 | } |
322 | ||
1da177e4 LT |
323 | snd_ali_5451_poke(codec, port, res & ~0x8000); |
324 | snd_printdd("ali_codec_ready: codec is not ready.\n "); | |
325 | return -EIO; | |
326 | } | |
327 | ||
d1fabd9c | 328 | static int snd_ali_stimer_ready(struct snd_ali *codec) |
1da177e4 LT |
329 | { |
330 | unsigned long end_time; | |
331 | unsigned long dwChk1,dwChk2; | |
332 | ||
333 | dwChk1 = snd_ali_5451_peek(codec, ALI_STIMER); | |
755e1371 | 334 | end_time = jiffies + msecs_to_jiffies(250); |
70bdbd3d BZ |
335 | |
336 | for (;;) { | |
1da177e4 LT |
337 | dwChk2 = snd_ali_5451_peek(codec, ALI_STIMER); |
338 | if (dwChk2 != dwChk1) | |
339 | return 0; | |
70bdbd3d BZ |
340 | if (!time_after_eq(end_time, jiffies)) |
341 | break; | |
755e1371 | 342 | schedule_timeout_uninterruptible(1); |
70bdbd3d BZ |
343 | } |
344 | ||
99b359ba | 345 | snd_printk(KERN_ERR "ali_stimer_read: stimer is not ready.\n"); |
1da177e4 LT |
346 | return -EIO; |
347 | } | |
348 | ||
d1fabd9c | 349 | static void snd_ali_codec_poke(struct snd_ali *codec,int secondary, |
f9ab2b1c TI |
350 | unsigned short reg, |
351 | unsigned short val) | |
1da177e4 | 352 | { |
f9ab2b1c TI |
353 | unsigned int dwVal; |
354 | unsigned int port; | |
1da177e4 LT |
355 | |
356 | if (reg >= 0x80) { | |
99b359ba | 357 | snd_printk(KERN_ERR "ali_codec_poke: reg(%xh) invalid.\n", reg); |
1da177e4 LT |
358 | return; |
359 | } | |
360 | ||
361 | port = codec->chregs.regs.ac97write; | |
362 | ||
755e1371 | 363 | if (snd_ali_codec_ready(codec, port) < 0) |
1da177e4 | 364 | return; |
755e1371 | 365 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 LT |
366 | return; |
367 | ||
368 | dwVal = (unsigned int) (reg & 0xff); | |
369 | dwVal |= 0x8000 | (val << 16); | |
f9ab2b1c TI |
370 | if (secondary) |
371 | dwVal |= 0x0080; | |
372 | if (codec->revision == ALI_5451_V02) | |
373 | dwVal |= 0x0100; | |
1da177e4 | 374 | |
f9ab2b1c | 375 | snd_ali_5451_poke(codec, port, dwVal); |
1da177e4 LT |
376 | |
377 | return ; | |
378 | } | |
379 | ||
f9ab2b1c TI |
380 | static unsigned short snd_ali_codec_peek(struct snd_ali *codec, |
381 | int secondary, | |
382 | unsigned short reg) | |
1da177e4 | 383 | { |
f9ab2b1c TI |
384 | unsigned int dwVal; |
385 | unsigned int port; | |
1da177e4 LT |
386 | |
387 | if (reg >= 0x80) { | |
99b359ba | 388 | snd_printk(KERN_ERR "ali_codec_peek: reg(%xh) invalid.\n", reg); |
1da177e4 LT |
389 | return ~0; |
390 | } | |
391 | ||
392 | port = codec->chregs.regs.ac97read; | |
393 | ||
755e1371 | 394 | if (snd_ali_codec_ready(codec, port) < 0) |
1da177e4 | 395 | return ~0; |
755e1371 | 396 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 LT |
397 | return ~0; |
398 | ||
399 | dwVal = (unsigned int) (reg & 0xff); | |
400 | dwVal |= 0x8000; /* bit 15*/ | |
f9ab2b1c TI |
401 | if (secondary) |
402 | dwVal |= 0x0080; | |
1da177e4 LT |
403 | |
404 | snd_ali_5451_poke(codec, port, dwVal); | |
405 | ||
755e1371 | 406 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 | 407 | return ~0; |
755e1371 | 408 | if (snd_ali_codec_ready(codec, port) < 0) |
1da177e4 LT |
409 | return ~0; |
410 | ||
f9ab2b1c | 411 | return (snd_ali_5451_peek(codec, port) & 0xffff0000) >> 16; |
1da177e4 LT |
412 | } |
413 | ||
d1fabd9c | 414 | static void snd_ali_codec_write(struct snd_ac97 *ac97, |
1da177e4 LT |
415 | unsigned short reg, |
416 | unsigned short val ) | |
417 | { | |
d1fabd9c | 418 | struct snd_ali *codec = ac97->private_data; |
1da177e4 LT |
419 | |
420 | snd_ali_printk("codec_write: reg=%xh data=%xh.\n", reg, val); | |
f9ab2b1c TI |
421 | if (reg == AC97_GPIO_STATUS) { |
422 | outl((val << ALI_AC97_GPIO_DATA_SHIFT) | ALI_AC97_GPIO_ENABLE, | |
423 | ALI_REG(codec, ALI_AC97_GPIO)); | |
5cbff89c SK |
424 | return; |
425 | } | |
426 | snd_ali_codec_poke(codec, ac97->num, reg, val); | |
1da177e4 LT |
427 | return ; |
428 | } | |
429 | ||
430 | ||
f9ab2b1c TI |
431 | static unsigned short snd_ali_codec_read(struct snd_ac97 *ac97, |
432 | unsigned short reg) | |
1da177e4 | 433 | { |
d1fabd9c | 434 | struct snd_ali *codec = ac97->private_data; |
1da177e4 LT |
435 | |
436 | snd_ali_printk("codec_read reg=%xh.\n", reg); | |
f9ab2b1c | 437 | return snd_ali_codec_peek(codec, ac97->num, reg); |
1da177e4 LT |
438 | } |
439 | ||
440 | /* | |
441 | * AC97 Reset | |
442 | */ | |
443 | ||
d1fabd9c | 444 | static int snd_ali_reset_5451(struct snd_ali *codec) |
1da177e4 | 445 | { |
f9ab2b1c | 446 | struct pci_dev *pci_dev; |
1da177e4 LT |
447 | unsigned short wCount, wReg; |
448 | unsigned int dwVal; | |
449 | ||
f9ab2b1c TI |
450 | pci_dev = codec->pci_m1533; |
451 | if (pci_dev) { | |
1da177e4 LT |
452 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); |
453 | pci_write_config_dword(pci_dev, 0x7c, dwVal | 0x08000000); | |
454 | udelay(5000); | |
455 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); | |
456 | pci_write_config_dword(pci_dev, 0x7c, dwVal & 0xf7ffffff); | |
457 | udelay(5000); | |
458 | } | |
459 | ||
460 | pci_dev = codec->pci; | |
461 | pci_read_config_dword(pci_dev, 0x44, &dwVal); | |
462 | pci_write_config_dword(pci_dev, 0x44, dwVal | 0x000c0000); | |
463 | udelay(500); | |
464 | pci_read_config_dword(pci_dev, 0x44, &dwVal); | |
465 | pci_write_config_dword(pci_dev, 0x44, dwVal & 0xfffbffff); | |
466 | udelay(5000); | |
467 | ||
468 | wCount = 200; | |
469 | while(wCount--) { | |
470 | wReg = snd_ali_codec_peek(codec, 0, AC97_POWERDOWN); | |
f9ab2b1c | 471 | if ((wReg & 0x000f) == 0x000f) |
1da177e4 LT |
472 | return 0; |
473 | udelay(5000); | |
474 | } | |
475 | ||
476 | /* non-fatal if you have a non PM capable codec */ | |
477 | /* snd_printk(KERN_WARNING "ali5451: reset time out\n"); */ | |
478 | return 0; | |
479 | } | |
480 | ||
1da177e4 LT |
481 | /* |
482 | * ALI 5451 Controller | |
483 | */ | |
484 | ||
f9ab2b1c TI |
485 | static void snd_ali_enable_special_channel(struct snd_ali *codec, |
486 | unsigned int channel) | |
1da177e4 | 487 | { |
f9ab2b1c | 488 | unsigned long dwVal; |
1da177e4 | 489 | |
f9ab2b1c | 490 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
1da177e4 | 491 | dwVal |= 1 << (channel & 0x0000001f); |
f9ab2b1c | 492 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
1da177e4 LT |
493 | } |
494 | ||
f9ab2b1c TI |
495 | static void snd_ali_disable_special_channel(struct snd_ali *codec, |
496 | unsigned int channel) | |
1da177e4 | 497 | { |
f9ab2b1c | 498 | unsigned long dwVal; |
1da177e4 | 499 | |
f9ab2b1c | 500 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
1da177e4 | 501 | dwVal &= ~(1 << (channel & 0x0000001f)); |
f9ab2b1c | 502 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
1da177e4 LT |
503 | } |
504 | ||
f9ab2b1c | 505 | static void snd_ali_enable_address_interrupt(struct snd_ali *codec) |
1da177e4 LT |
506 | { |
507 | unsigned int gc; | |
508 | ||
509 | gc = inl(ALI_REG(codec, ALI_GC_CIR)); | |
510 | gc |= ENDLP_IE; | |
511 | gc |= MIDLP_IE; | |
512 | outl( gc, ALI_REG(codec, ALI_GC_CIR)); | |
513 | } | |
514 | ||
f9ab2b1c | 515 | static void snd_ali_disable_address_interrupt(struct snd_ali *codec) |
1da177e4 LT |
516 | { |
517 | unsigned int gc; | |
518 | ||
519 | gc = inl(ALI_REG(codec, ALI_GC_CIR)); | |
520 | gc &= ~ENDLP_IE; | |
521 | gc &= ~MIDLP_IE; | |
522 | outl(gc, ALI_REG(codec, ALI_GC_CIR)); | |
523 | } | |
524 | ||
f9ab2b1c TI |
525 | static void snd_ali_disable_voice_irq(struct snd_ali *codec, |
526 | unsigned int channel) | |
1da177e4 LT |
527 | { |
528 | unsigned int mask; | |
d1fabd9c | 529 | struct snd_ali_channel_control *pchregs = &(codec->chregs); |
1da177e4 LT |
530 | |
531 | snd_ali_printk("disable_voice_irq channel=%d\n",channel); | |
532 | ||
533 | mask = 1 << (channel & 0x1f); | |
f9ab2b1c | 534 | pchregs->data.ainten = inl(ALI_REG(codec, pchregs->regs.ainten)); |
1da177e4 | 535 | pchregs->data.ainten &= ~mask; |
f9ab2b1c | 536 | outl(pchregs->data.ainten, ALI_REG(codec, pchregs->regs.ainten)); |
1da177e4 LT |
537 | } |
538 | ||
d1fabd9c | 539 | static int snd_ali_alloc_pcm_channel(struct snd_ali *codec, int channel) |
1da177e4 LT |
540 | { |
541 | unsigned int idx = channel & 0x1f; | |
542 | ||
543 | if (codec->synth.chcnt >= ALI_CHANNELS){ | |
f9ab2b1c TI |
544 | snd_printk(KERN_ERR |
545 | "ali_alloc_pcm_channel: no free channels.\n"); | |
1da177e4 LT |
546 | return -1; |
547 | } | |
548 | ||
549 | if (!(codec->synth.chmap & (1 << idx))) { | |
550 | codec->synth.chmap |= 1 << idx; | |
551 | codec->synth.chcnt++; | |
552 | snd_ali_printk("alloc_pcm_channel no. %d.\n",idx); | |
553 | return idx; | |
554 | } | |
555 | return -1; | |
556 | } | |
557 | ||
d1fabd9c | 558 | static int snd_ali_find_free_channel(struct snd_ali * codec, int rec) |
1da177e4 LT |
559 | { |
560 | int idx; | |
561 | int result = -1; | |
562 | ||
563 | snd_ali_printk("find_free_channel: for %s\n",rec ? "rec" : "pcm"); | |
564 | ||
f9ab2b1c | 565 | /* recording */ |
1da177e4 LT |
566 | if (rec) { |
567 | if (codec->spdif_support && | |
f9ab2b1c TI |
568 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & |
569 | ALI_SPDIF_IN_SUPPORT)) | |
1da177e4 LT |
570 | idx = ALI_SPDIF_IN_CHANNEL; |
571 | else | |
572 | idx = ALI_PCM_IN_CHANNEL; | |
573 | ||
f9ab2b1c TI |
574 | result = snd_ali_alloc_pcm_channel(codec, idx); |
575 | if (result >= 0) | |
1da177e4 | 576 | return result; |
f9ab2b1c TI |
577 | else { |
578 | snd_printk(KERN_ERR "ali_find_free_channel: " | |
579 | "record channel is busy now.\n"); | |
1da177e4 LT |
580 | return -1; |
581 | } | |
582 | } | |
583 | ||
f9ab2b1c | 584 | /* playback... */ |
1da177e4 | 585 | if (codec->spdif_support && |
f9ab2b1c TI |
586 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & |
587 | ALI_SPDIF_OUT_CH_ENABLE)) { | |
1da177e4 | 588 | idx = ALI_SPDIF_OUT_CHANNEL; |
f9ab2b1c TI |
589 | result = snd_ali_alloc_pcm_channel(codec, idx); |
590 | if (result >= 0) | |
1da177e4 | 591 | return result; |
f9ab2b1c TI |
592 | else |
593 | snd_printk(KERN_ERR "ali_find_free_channel: " | |
594 | "S/PDIF out channel is in busy now.\n"); | |
1da177e4 LT |
595 | } |
596 | ||
597 | for (idx = 0; idx < ALI_CHANNELS; idx++) { | |
f9ab2b1c TI |
598 | result = snd_ali_alloc_pcm_channel(codec, idx); |
599 | if (result >= 0) | |
1da177e4 LT |
600 | return result; |
601 | } | |
99b359ba | 602 | snd_printk(KERN_ERR "ali_find_free_channel: no free channels.\n"); |
1da177e4 LT |
603 | return -1; |
604 | } | |
605 | ||
d1fabd9c | 606 | static void snd_ali_free_channel_pcm(struct snd_ali *codec, int channel) |
1da177e4 LT |
607 | { |
608 | unsigned int idx = channel & 0x0000001f; | |
609 | ||
610 | snd_ali_printk("free_channel_pcm channel=%d\n",channel); | |
611 | ||
612 | if (channel < 0 || channel >= ALI_CHANNELS) | |
613 | return; | |
614 | ||
615 | if (!(codec->synth.chmap & (1 << idx))) { | |
f9ab2b1c TI |
616 | snd_printk(KERN_ERR "ali_free_channel_pcm: " |
617 | "channel %d is not in use.\n", channel); | |
1da177e4 LT |
618 | return; |
619 | } else { | |
620 | codec->synth.chmap &= ~(1 << idx); | |
621 | codec->synth.chcnt--; | |
622 | } | |
623 | } | |
624 | ||
f9ab2b1c | 625 | static void snd_ali_stop_voice(struct snd_ali *codec, unsigned int channel) |
1da177e4 LT |
626 | { |
627 | unsigned int mask = 1 << (channel & 0x1f); | |
628 | ||
629 | snd_ali_printk("stop_voice: channel=%d\n",channel); | |
630 | outl(mask, ALI_REG(codec, codec->chregs.regs.stop)); | |
631 | } | |
632 | ||
633 | /* | |
634 | * S/PDIF Part | |
635 | */ | |
636 | ||
d1fabd9c | 637 | static void snd_ali_delay(struct snd_ali *codec,int interval) |
1da177e4 LT |
638 | { |
639 | unsigned long begintimer,currenttimer; | |
640 | ||
641 | begintimer = inl(ALI_REG(codec, ALI_STIMER)); | |
642 | currenttimer = inl(ALI_REG(codec, ALI_STIMER)); | |
643 | ||
644 | while (currenttimer < begintimer + interval) { | |
f9ab2b1c | 645 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 LT |
646 | break; |
647 | currenttimer = inl(ALI_REG(codec, ALI_STIMER)); | |
f9ab2b1c | 648 | cpu_relax(); |
1da177e4 LT |
649 | } |
650 | } | |
651 | ||
d1fabd9c | 652 | static void snd_ali_detect_spdif_rate(struct snd_ali *codec) |
1da177e4 | 653 | { |
f9ab2b1c | 654 | u16 wval; |
1da177e4 | 655 | u16 count = 0; |
f9ab2b1c | 656 | u8 bval, R1 = 0, R2; |
1da177e4 | 657 | |
f9ab2b1c | 658 | bval = inb(ALI_REG(codec, ALI_SPDIF_CTRL + 1)); |
1da177e4 | 659 | bval |= 0x1F; |
f9ab2b1c | 660 | outb(bval, ALI_REG(codec, ALI_SPDIF_CTRL + 1)); |
1da177e4 | 661 | |
f9ab2b1c | 662 | while ((R1 < 0x0b || R1 > 0x0e) && R1 != 0x12 && count <= 50000) { |
1da177e4 LT |
663 | count ++; |
664 | snd_ali_delay(codec, 6); | |
f9ab2b1c | 665 | bval = inb(ALI_REG(codec, ALI_SPDIF_CTRL + 1)); |
1da177e4 LT |
666 | R1 = bval & 0x1F; |
667 | } | |
668 | ||
669 | if (count > 50000) { | |
99b359ba | 670 | snd_printk(KERN_ERR "ali_detect_spdif_rate: timeout!\n"); |
1da177e4 LT |
671 | return; |
672 | } | |
673 | ||
1c397324 | 674 | for (count = 0; count <= 50000; count++) { |
1da177e4 LT |
675 | snd_ali_delay(codec, 6); |
676 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
677 | R2 = bval & 0x1F; | |
f9ab2b1c TI |
678 | if (R2 != R1) |
679 | R1 = R2; | |
680 | else | |
681 | break; | |
1da177e4 LT |
682 | } |
683 | ||
684 | if (count > 50000) { | |
99b359ba | 685 | snd_printk(KERN_ERR "ali_detect_spdif_rate: timeout!\n"); |
1da177e4 LT |
686 | return; |
687 | } | |
688 | ||
689 | if (R2 >= 0x0b && R2 <= 0x0e) { | |
f9ab2b1c TI |
690 | wval = inw(ALI_REG(codec, ALI_SPDIF_CTRL + 2)); |
691 | wval &= 0xe0f0; | |
692 | wval |= (0x09 << 8) | 0x05; | |
693 | outw(wval, ALI_REG(codec, ALI_SPDIF_CTRL + 2)); | |
1da177e4 | 694 | |
f9ab2b1c TI |
695 | bval = inb(ALI_REG(codec, ALI_SPDIF_CS + 3)) & 0xf0; |
696 | outb(bval | 0x02, ALI_REG(codec, ALI_SPDIF_CS + 3)); | |
1da177e4 | 697 | } else if (R2 == 0x12) { |
f9ab2b1c TI |
698 | wval = inw(ALI_REG(codec, ALI_SPDIF_CTRL + 2)); |
699 | wval &= 0xe0f0; | |
700 | wval |= (0x0e << 8) | 0x08; | |
701 | outw(wval, ALI_REG(codec, ALI_SPDIF_CTRL + 2)); | |
1da177e4 | 702 | |
f9ab2b1c TI |
703 | bval = inb(ALI_REG(codec,ALI_SPDIF_CS + 3)) & 0xf0; |
704 | outb(bval | 0x03, ALI_REG(codec, ALI_SPDIF_CS + 3)); | |
1da177e4 LT |
705 | } |
706 | } | |
707 | ||
d1fabd9c | 708 | static unsigned int snd_ali_get_spdif_in_rate(struct snd_ali *codec) |
1da177e4 | 709 | { |
f9ab2b1c TI |
710 | u32 dwRate; |
711 | u8 bval; | |
1da177e4 | 712 | |
f9ab2b1c TI |
713 | bval = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); |
714 | bval &= 0x7f; | |
1da177e4 | 715 | bval |= 0x40; |
f9ab2b1c | 716 | outb(bval, ALI_REG(codec, ALI_SPDIF_CTRL)); |
1da177e4 LT |
717 | |
718 | snd_ali_detect_spdif_rate(codec); | |
719 | ||
f9ab2b1c TI |
720 | bval = inb(ALI_REG(codec, ALI_SPDIF_CS + 3)); |
721 | bval &= 0x0f; | |
1da177e4 | 722 | |
f9ab2b1c TI |
723 | switch (bval) { |
724 | case 0: dwRate = 44100; break; | |
725 | case 1: dwRate = 48000; break; | |
726 | case 2: dwRate = 32000; break; | |
727 | default: dwRate = 0; break; | |
728 | } | |
1da177e4 LT |
729 | |
730 | return dwRate; | |
731 | } | |
732 | ||
d1fabd9c | 733 | static void snd_ali_enable_spdif_in(struct snd_ali *codec) |
1da177e4 LT |
734 | { |
735 | unsigned int dwVal; | |
736 | ||
737 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
738 | dwVal |= ALI_SPDIF_IN_SUPPORT; | |
739 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
740 | ||
741 | dwVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
742 | dwVal |= 0x02; | |
743 | outb(dwVal, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
744 | ||
745 | snd_ali_enable_special_channel(codec, ALI_SPDIF_IN_CHANNEL); | |
746 | } | |
747 | ||
d1fabd9c | 748 | static void snd_ali_disable_spdif_in(struct snd_ali *codec) |
1da177e4 LT |
749 | { |
750 | unsigned int dwVal; | |
751 | ||
752 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
753 | dwVal &= ~ALI_SPDIF_IN_SUPPORT; | |
754 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
755 | ||
756 | snd_ali_disable_special_channel(codec, ALI_SPDIF_IN_CHANNEL); | |
757 | } | |
758 | ||
759 | ||
d1fabd9c | 760 | static void snd_ali_set_spdif_out_rate(struct snd_ali *codec, unsigned int rate) |
1da177e4 LT |
761 | { |
762 | unsigned char bVal; | |
f9ab2b1c | 763 | unsigned int dwRate; |
1da177e4 | 764 | |
f9ab2b1c TI |
765 | switch (rate) { |
766 | case 32000: dwRate = 0x300; break; | |
767 | case 48000: dwRate = 0x200; break; | |
768 | default: dwRate = 0; break; | |
769 | } | |
1da177e4 LT |
770 | |
771 | bVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
772 | bVal &= (unsigned char)(~(1<<6)); | |
773 | ||
f9ab2b1c | 774 | bVal |= 0x80; /* select right */ |
1da177e4 LT |
775 | outb(bVal, ALI_REG(codec, ALI_SPDIF_CTRL)); |
776 | outb(dwRate | 0x20, ALI_REG(codec, ALI_SPDIF_CS + 2)); | |
777 | ||
f9ab2b1c | 778 | bVal &= ~0x80; /* select left */ |
1da177e4 LT |
779 | outb(bVal, ALI_REG(codec, ALI_SPDIF_CTRL)); |
780 | outw(rate | 0x10, ALI_REG(codec, ALI_SPDIF_CS + 2)); | |
781 | } | |
782 | ||
d1fabd9c | 783 | static void snd_ali_enable_spdif_out(struct snd_ali *codec) |
1da177e4 LT |
784 | { |
785 | unsigned short wVal; | |
786 | unsigned char bVal; | |
f9ab2b1c | 787 | struct pci_dev *pci_dev; |
1da177e4 LT |
788 | |
789 | pci_dev = codec->pci_m1533; | |
790 | if (pci_dev == NULL) | |
791 | return; | |
792 | pci_read_config_byte(pci_dev, 0x61, &bVal); | |
793 | bVal |= 0x40; | |
794 | pci_write_config_byte(pci_dev, 0x61, bVal); | |
795 | pci_read_config_byte(pci_dev, 0x7d, &bVal); | |
796 | bVal |= 0x01; | |
797 | pci_write_config_byte(pci_dev, 0x7d, bVal); | |
798 | ||
799 | pci_read_config_byte(pci_dev, 0x7e, &bVal); | |
800 | bVal &= (~0x20); | |
801 | bVal |= 0x10; | |
802 | pci_write_config_byte(pci_dev, 0x7e, bVal); | |
803 | ||
804 | bVal = inb(ALI_REG(codec, ALI_SCTRL)); | |
805 | outb(bVal | ALI_SPDIF_OUT_ENABLE, ALI_REG(codec, ALI_SCTRL)); | |
806 | ||
807 | bVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
808 | outb(bVal & ALI_SPDIF_OUT_CH_STATUS, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
809 | ||
f9ab2b1c TI |
810 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
811 | wVal |= ALI_SPDIF_OUT_SEL_PCM; | |
812 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
813 | snd_ali_disable_special_channel(codec, ALI_SPDIF_OUT_CHANNEL); | |
1da177e4 LT |
814 | } |
815 | ||
d1fabd9c | 816 | static void snd_ali_enable_spdif_chnout(struct snd_ali *codec) |
1da177e4 | 817 | { |
f9ab2b1c | 818 | unsigned short wVal; |
1da177e4 LT |
819 | |
820 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
821 | wVal &= ~ALI_SPDIF_OUT_SEL_PCM; | |
822 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
823 | /* | |
824 | wVal = inw(ALI_REG(codec, ALI_SPDIF_CS)); | |
825 | if (flag & ALI_SPDIF_OUT_NON_PCM) | |
826 | wVal |= 0x0002; | |
827 | else | |
828 | wVal &= (~0x0002); | |
829 | outw(wVal, ALI_REG(codec, ALI_SPDIF_CS)); | |
830 | */ | |
f9ab2b1c | 831 | snd_ali_enable_special_channel(codec, ALI_SPDIF_OUT_CHANNEL); |
1da177e4 LT |
832 | } |
833 | ||
d1fabd9c | 834 | static void snd_ali_disable_spdif_chnout(struct snd_ali *codec) |
1da177e4 | 835 | { |
f9ab2b1c TI |
836 | unsigned short wVal; |
837 | ||
1da177e4 LT |
838 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
839 | wVal |= ALI_SPDIF_OUT_SEL_PCM; | |
840 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
841 | ||
842 | snd_ali_enable_special_channel(codec, ALI_SPDIF_OUT_CHANNEL); | |
843 | } | |
844 | ||
d1fabd9c | 845 | static void snd_ali_disable_spdif_out(struct snd_ali *codec) |
1da177e4 LT |
846 | { |
847 | unsigned char bVal; | |
848 | ||
849 | bVal = inb(ALI_REG(codec, ALI_SCTRL)); | |
850 | outb(bVal & ~ALI_SPDIF_OUT_ENABLE, ALI_REG(codec, ALI_SCTRL)); | |
851 | ||
852 | snd_ali_disable_spdif_chnout(codec); | |
853 | } | |
854 | ||
f9ab2b1c | 855 | static void snd_ali_update_ptr(struct snd_ali *codec, int channel) |
1da177e4 | 856 | { |
f9ab2b1c | 857 | struct snd_ali_voice *pvoice; |
d1fabd9c | 858 | struct snd_pcm_runtime *runtime; |
f9ab2b1c | 859 | struct snd_ali_channel_control *pchregs; |
1da177e4 LT |
860 | unsigned int old, mask; |
861 | #ifdef ALI_DEBUG | |
862 | unsigned int temp, cspf; | |
863 | #endif | |
864 | ||
865 | pchregs = &(codec->chregs); | |
866 | ||
f9ab2b1c | 867 | /* check if interrupt occurred for channel */ |
1da177e4 | 868 | old = pchregs->data.aint; |
f9ab2b1c | 869 | mask = 1U << (channel & 0x1f); |
1da177e4 LT |
870 | |
871 | if (!(old & mask)) | |
872 | return; | |
873 | ||
874 | pvoice = &codec->synth.voices[channel]; | |
875 | runtime = pvoice->substream->runtime; | |
876 | ||
877 | udelay(100); | |
878 | spin_lock(&codec->reg_lock); | |
879 | ||
880 | if (pvoice->pcm && pvoice->substream) { | |
881 | /* pcm interrupt */ | |
882 | #ifdef ALI_DEBUG | |
883 | outb((u8)(pvoice->number), ALI_REG(codec, ALI_GC_CIR)); | |
884 | temp = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
885 | cspf = (inl(ALI_REG(codec, ALI_CSPF)) & mask) == mask; | |
886 | #endif | |
887 | if (pvoice->running) { | |
f9ab2b1c TI |
888 | snd_ali_printk("update_ptr: cso=%4.4x cspf=%d.\n", |
889 | (u16)temp, cspf); | |
1da177e4 LT |
890 | spin_unlock(&codec->reg_lock); |
891 | snd_pcm_period_elapsed(pvoice->substream); | |
892 | spin_lock(&codec->reg_lock); | |
893 | } else { | |
894 | snd_ali_stop_voice(codec, channel); | |
895 | snd_ali_disable_voice_irq(codec, channel); | |
896 | } | |
897 | } else if (codec->synth.voices[channel].synth) { | |
898 | /* synth interrupt */ | |
899 | } else if (codec->synth.voices[channel].midi) { | |
900 | /* midi interrupt */ | |
901 | } else { | |
902 | /* unknown interrupt */ | |
903 | snd_ali_stop_voice(codec, channel); | |
904 | snd_ali_disable_voice_irq(codec, channel); | |
905 | } | |
906 | spin_unlock(&codec->reg_lock); | |
907 | outl(mask,ALI_REG(codec,pchregs->regs.aint)); | |
908 | pchregs->data.aint = old & (~mask); | |
909 | } | |
910 | ||
f9ab2b1c | 911 | static irqreturn_t snd_ali_card_interrupt(int irq, void *dev_id) |
1da177e4 | 912 | { |
f9ab2b1c | 913 | struct snd_ali *codec = dev_id; |
1da177e4 LT |
914 | int channel; |
915 | unsigned int audio_int; | |
f9ab2b1c TI |
916 | struct snd_ali_channel_control *pchregs; |
917 | ||
918 | if (codec == NULL || !codec->hw_initialized) | |
919 | return IRQ_NONE; | |
1da177e4 LT |
920 | |
921 | audio_int = inl(ALI_REG(codec, ALI_MISCINT)); | |
f9ab2b1c TI |
922 | if (!audio_int) |
923 | return IRQ_NONE; | |
924 | ||
925 | pchregs = &(codec->chregs); | |
1da177e4 | 926 | if (audio_int & ADDRESS_IRQ) { |
f9ab2b1c TI |
927 | /* get interrupt status for all channels */ |
928 | pchregs->data.aint = inl(ALI_REG(codec, pchregs->regs.aint)); | |
929 | for (channel = 0; channel < ALI_CHANNELS; channel++) | |
1da177e4 | 930 | snd_ali_update_ptr(codec, channel); |
1da177e4 LT |
931 | } |
932 | outl((TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW), | |
f9ab2b1c | 933 | ALI_REG(codec, ALI_MISCINT)); |
1da177e4 | 934 | |
1da177e4 LT |
935 | return IRQ_HANDLED; |
936 | } | |
937 | ||
938 | ||
f9ab2b1c TI |
939 | static struct snd_ali_voice *snd_ali_alloc_voice(struct snd_ali * codec, |
940 | int type, int rec, int channel) | |
1da177e4 | 941 | { |
f9ab2b1c | 942 | struct snd_ali_voice *pvoice; |
1da177e4 LT |
943 | int idx; |
944 | ||
f9ab2b1c | 945 | snd_ali_printk("alloc_voice: type=%d rec=%d\n", type, rec); |
1da177e4 | 946 | |
755e1371 | 947 | spin_lock_irq(&codec->voice_alloc); |
1da177e4 | 948 | if (type == SNDRV_ALI_VOICE_TYPE_PCM) { |
5cbff89c SK |
949 | idx = channel > 0 ? snd_ali_alloc_pcm_channel(codec, channel) : |
950 | snd_ali_find_free_channel(codec,rec); | |
f9ab2b1c | 951 | if (idx < 0) { |
99b359ba | 952 | snd_printk(KERN_ERR "ali_alloc_voice: err.\n"); |
755e1371 | 953 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
954 | return NULL; |
955 | } | |
956 | pvoice = &(codec->synth.voices[idx]); | |
755e1371 | 957 | pvoice->codec = codec; |
1da177e4 LT |
958 | pvoice->use = 1; |
959 | pvoice->pcm = 1; | |
960 | pvoice->mode = rec; | |
755e1371 | 961 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
962 | return pvoice; |
963 | } | |
755e1371 | 964 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
965 | return NULL; |
966 | } | |
967 | ||
968 | ||
f9ab2b1c TI |
969 | static void snd_ali_free_voice(struct snd_ali * codec, |
970 | struct snd_ali_voice *pvoice) | |
1da177e4 | 971 | { |
1da177e4 LT |
972 | void (*private_free)(void *); |
973 | void *private_data; | |
974 | ||
975 | snd_ali_printk("free_voice: channel=%d\n",pvoice->number); | |
4b3be6af | 976 | if (!pvoice->use) |
1da177e4 LT |
977 | return; |
978 | snd_ali_clear_voices(codec, pvoice->number, pvoice->number); | |
755e1371 | 979 | spin_lock_irq(&codec->voice_alloc); |
1da177e4 LT |
980 | private_free = pvoice->private_free; |
981 | private_data = pvoice->private_data; | |
982 | pvoice->private_free = NULL; | |
983 | pvoice->private_data = NULL; | |
f9ab2b1c | 984 | if (pvoice->pcm) |
1da177e4 | 985 | snd_ali_free_channel_pcm(codec, pvoice->number); |
1da177e4 LT |
986 | pvoice->use = pvoice->pcm = pvoice->synth = 0; |
987 | pvoice->substream = NULL; | |
755e1371 | 988 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
989 | if (private_free) |
990 | private_free(private_data); | |
991 | } | |
992 | ||
993 | ||
f9ab2b1c TI |
994 | static void snd_ali_clear_voices(struct snd_ali *codec, |
995 | unsigned int v_min, | |
996 | unsigned int v_max) | |
1da177e4 LT |
997 | { |
998 | unsigned int i; | |
999 | ||
1000 | for (i = v_min; i <= v_max; i++) { | |
1001 | snd_ali_stop_voice(codec, i); | |
1002 | snd_ali_disable_voice_irq(codec, i); | |
1003 | } | |
1004 | } | |
1005 | ||
f9ab2b1c | 1006 | static void snd_ali_write_voice_regs(struct snd_ali *codec, |
1da177e4 LT |
1007 | unsigned int Channel, |
1008 | unsigned int LBA, | |
1009 | unsigned int CSO, | |
1010 | unsigned int ESO, | |
1011 | unsigned int DELTA, | |
1012 | unsigned int ALPHA_FMS, | |
1013 | unsigned int GVSEL, | |
1014 | unsigned int PAN, | |
1015 | unsigned int VOL, | |
1016 | unsigned int CTRL, | |
1017 | unsigned int EC) | |
1018 | { | |
1019 | unsigned int ctlcmds[4]; | |
1020 | ||
f9ab2b1c | 1021 | outb((unsigned char)(Channel & 0x001f), ALI_REG(codec, ALI_GC_CIR)); |
1da177e4 LT |
1022 | |
1023 | ctlcmds[0] = (CSO << 16) | (ALPHA_FMS & 0x0000ffff); | |
1024 | ctlcmds[1] = LBA; | |
1025 | ctlcmds[2] = (ESO << 16) | (DELTA & 0x0ffff); | |
1026 | ctlcmds[3] = (GVSEL << 31) | | |
1027 | ((PAN & 0x0000007f) << 24) | | |
1028 | ((VOL & 0x000000ff) << 16) | | |
1029 | ((CTRL & 0x0000000f) << 12) | | |
1030 | (EC & 0x00000fff); | |
1031 | ||
1032 | outb(Channel, ALI_REG(codec, ALI_GC_CIR)); | |
1033 | ||
f9ab2b1c TI |
1034 | outl(ctlcmds[0], ALI_REG(codec, ALI_CSO_ALPHA_FMS)); |
1035 | outl(ctlcmds[1], ALI_REG(codec, ALI_LBA)); | |
1036 | outl(ctlcmds[2], ALI_REG(codec, ALI_ESO_DELTA)); | |
1037 | outl(ctlcmds[3], ALI_REG(codec, ALI_GVSEL_PAN_VOC_CTRL_EC)); | |
1da177e4 LT |
1038 | |
1039 | outl(0x30000000, ALI_REG(codec, ALI_EBUF1)); /* Still Mode */ | |
1040 | outl(0x30000000, ALI_REG(codec, ALI_EBUF2)); /* Still Mode */ | |
1041 | } | |
1042 | ||
1043 | static unsigned int snd_ali_convert_rate(unsigned int rate, int rec) | |
1044 | { | |
1045 | unsigned int delta; | |
1046 | ||
f9ab2b1c TI |
1047 | if (rate < 4000) |
1048 | rate = 4000; | |
1049 | if (rate > 48000) | |
1050 | rate = 48000; | |
1da177e4 LT |
1051 | |
1052 | if (rec) { | |
1053 | if (rate == 44100) | |
1054 | delta = 0x116a; | |
1055 | else if (rate == 8000) | |
1056 | delta = 0x6000; | |
1057 | else if (rate == 48000) | |
1058 | delta = 0x1000; | |
1059 | else | |
1060 | delta = ((48000 << 12) / rate) & 0x0000ffff; | |
1061 | } else { | |
1062 | if (rate == 44100) | |
1063 | delta = 0xeb3; | |
1064 | else if (rate == 8000) | |
1065 | delta = 0x2ab; | |
1066 | else if (rate == 48000) | |
1067 | delta = 0x1000; | |
1068 | else | |
1069 | delta = (((rate << 12) + rate) / 48000) & 0x0000ffff; | |
1070 | } | |
1071 | ||
1072 | return delta; | |
1073 | } | |
1074 | ||
d1fabd9c | 1075 | static unsigned int snd_ali_control_mode(struct snd_pcm_substream *substream) |
1da177e4 LT |
1076 | { |
1077 | unsigned int CTRL; | |
d1fabd9c | 1078 | struct snd_pcm_runtime *runtime = substream->runtime; |
1da177e4 LT |
1079 | |
1080 | /* set ctrl mode | |
1081 | CTRL default: 8-bit (unsigned) mono, loop mode enabled | |
1082 | */ | |
1083 | CTRL = 0x00000001; | |
1084 | if (snd_pcm_format_width(runtime->format) == 16) | |
f9ab2b1c | 1085 | CTRL |= 0x00000008; /* 16-bit data */ |
1da177e4 | 1086 | if (!snd_pcm_format_unsigned(runtime->format)) |
f9ab2b1c | 1087 | CTRL |= 0x00000002; /* signed data */ |
1da177e4 | 1088 | if (runtime->channels > 1) |
f9ab2b1c | 1089 | CTRL |= 0x00000004; /* stereo data */ |
1da177e4 LT |
1090 | return CTRL; |
1091 | } | |
1092 | ||
1093 | /* | |
1094 | * PCM part | |
1095 | */ | |
1096 | ||
d1fabd9c | 1097 | static int snd_ali_trigger(struct snd_pcm_substream *substream, |
1da177e4 LT |
1098 | int cmd) |
1099 | ||
1100 | { | |
d1fabd9c | 1101 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
d1fabd9c | 1102 | struct snd_pcm_substream *s; |
1da177e4 | 1103 | unsigned int what, whati, capture_flag; |
f9ab2b1c | 1104 | struct snd_ali_voice *pvoice, *evoice; |
1da177e4 LT |
1105 | unsigned int val; |
1106 | int do_start; | |
1107 | ||
1108 | switch (cmd) { | |
1109 | case SNDRV_PCM_TRIGGER_START: | |
1110 | case SNDRV_PCM_TRIGGER_RESUME: | |
f9ab2b1c TI |
1111 | do_start = 1; |
1112 | break; | |
1da177e4 LT |
1113 | case SNDRV_PCM_TRIGGER_STOP: |
1114 | case SNDRV_PCM_TRIGGER_SUSPEND: | |
f9ab2b1c TI |
1115 | do_start = 0; |
1116 | break; | |
1da177e4 LT |
1117 | default: |
1118 | return -EINVAL; | |
1119 | } | |
1120 | ||
1121 | what = whati = capture_flag = 0; | |
ef991b95 | 1122 | snd_pcm_group_for_each_entry(s, substream) { |
d1fabd9c TI |
1123 | if ((struct snd_ali *) snd_pcm_substream_chip(s) == codec) { |
1124 | pvoice = s->runtime->private_data; | |
1da177e4 LT |
1125 | evoice = pvoice->extra; |
1126 | what |= 1 << (pvoice->number & 0x1f); | |
f9ab2b1c | 1127 | if (evoice == NULL) |
1da177e4 | 1128 | whati |= 1 << (pvoice->number & 0x1f); |
f9ab2b1c | 1129 | else { |
1da177e4 LT |
1130 | whati |= 1 << (evoice->number & 0x1f); |
1131 | what |= 1 << (evoice->number & 0x1f); | |
1132 | } | |
1133 | if (do_start) { | |
1134 | pvoice->running = 1; | |
1135 | if (evoice != NULL) | |
1136 | evoice->running = 1; | |
1137 | } else { | |
1138 | pvoice->running = 0; | |
1139 | if (evoice != NULL) | |
1140 | evoice->running = 0; | |
1141 | } | |
1142 | snd_pcm_trigger_done(s, substream); | |
1143 | if (pvoice->mode) | |
1144 | capture_flag = 1; | |
1145 | } | |
1146 | } | |
1147 | spin_lock(&codec->reg_lock); | |
f9ab2b1c | 1148 | if (!do_start) |
1da177e4 | 1149 | outl(what, ALI_REG(codec, ALI_STOP)); |
1da177e4 | 1150 | val = inl(ALI_REG(codec, ALI_AINTEN)); |
f9ab2b1c | 1151 | if (do_start) |
1da177e4 | 1152 | val |= whati; |
f9ab2b1c | 1153 | else |
1da177e4 | 1154 | val &= ~whati; |
1da177e4 | 1155 | outl(val, ALI_REG(codec, ALI_AINTEN)); |
f9ab2b1c | 1156 | if (do_start) |
1da177e4 | 1157 | outl(what, ALI_REG(codec, ALI_START)); |
f9ab2b1c | 1158 | snd_ali_printk("trigger: what=%xh whati=%xh\n", what, whati); |
1da177e4 LT |
1159 | spin_unlock(&codec->reg_lock); |
1160 | ||
1161 | return 0; | |
1162 | } | |
1163 | ||
d1fabd9c | 1164 | static int snd_ali_playback_hw_params(struct snd_pcm_substream *substream, |
f9ab2b1c | 1165 | struct snd_pcm_hw_params *hw_params) |
1da177e4 | 1166 | { |
d1fabd9c TI |
1167 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1168 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1169 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1170 | struct snd_ali_voice *evoice = pvoice->extra; | |
1da177e4 | 1171 | int err; |
f9ab2b1c TI |
1172 | |
1173 | err = snd_pcm_lib_malloc_pages(substream, | |
1174 | params_buffer_bytes(hw_params)); | |
1175 | if (err < 0) | |
1176 | return err; | |
1da177e4 LT |
1177 | |
1178 | /* voice management */ | |
1179 | ||
f9ab2b1c TI |
1180 | if (params_buffer_size(hw_params) / 2 != |
1181 | params_period_size(hw_params)) { | |
1182 | if (!evoice) { | |
1183 | evoice = snd_ali_alloc_voice(codec, | |
1184 | SNDRV_ALI_VOICE_TYPE_PCM, | |
1185 | 0, -1); | |
1186 | if (!evoice) | |
1da177e4 LT |
1187 | return -ENOMEM; |
1188 | pvoice->extra = evoice; | |
1189 | evoice->substream = substream; | |
1190 | } | |
1191 | } else { | |
27043642 | 1192 | if (evoice) { |
1da177e4 LT |
1193 | snd_ali_free_voice(codec, evoice); |
1194 | pvoice->extra = evoice = NULL; | |
1195 | } | |
1196 | } | |
1197 | ||
1198 | return 0; | |
1199 | } | |
1200 | ||
d1fabd9c | 1201 | static int snd_ali_playback_hw_free(struct snd_pcm_substream *substream) |
1da177e4 | 1202 | { |
d1fabd9c TI |
1203 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1204 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1205 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1206 | struct snd_ali_voice *evoice = pvoice ? pvoice->extra : NULL; | |
1da177e4 LT |
1207 | |
1208 | snd_pcm_lib_free_pages(substream); | |
27043642 | 1209 | if (evoice) { |
1da177e4 LT |
1210 | snd_ali_free_voice(codec, evoice); |
1211 | pvoice->extra = NULL; | |
1212 | } | |
1213 | return 0; | |
1214 | } | |
1215 | ||
d1fabd9c | 1216 | static int snd_ali_hw_params(struct snd_pcm_substream *substream, |
f9ab2b1c | 1217 | struct snd_pcm_hw_params *hw_params) |
1da177e4 | 1218 | { |
f9ab2b1c TI |
1219 | return snd_pcm_lib_malloc_pages(substream, |
1220 | params_buffer_bytes(hw_params)); | |
1da177e4 LT |
1221 | } |
1222 | ||
d1fabd9c | 1223 | static int snd_ali_hw_free(struct snd_pcm_substream *substream) |
1da177e4 LT |
1224 | { |
1225 | return snd_pcm_lib_free_pages(substream); | |
1226 | } | |
1227 | ||
d1fabd9c | 1228 | static int snd_ali_playback_prepare(struct snd_pcm_substream *substream) |
1da177e4 | 1229 | { |
d1fabd9c TI |
1230 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1231 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1232 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1233 | struct snd_ali_voice *evoice = pvoice->extra; | |
1da177e4 LT |
1234 | |
1235 | unsigned int LBA; | |
1236 | unsigned int Delta; | |
1237 | unsigned int ESO; | |
1238 | unsigned int CTRL; | |
1239 | unsigned int GVSEL; | |
1240 | unsigned int PAN; | |
1241 | unsigned int VOL; | |
1242 | unsigned int EC; | |
1243 | ||
1244 | snd_ali_printk("playback_prepare ...\n"); | |
1245 | ||
755e1371 | 1246 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1247 | |
1248 | /* set Delta (rate) value */ | |
1249 | Delta = snd_ali_convert_rate(runtime->rate, 0); | |
1250 | ||
f9ab2b1c TI |
1251 | if (pvoice->number == ALI_SPDIF_IN_CHANNEL || |
1252 | pvoice->number == ALI_PCM_IN_CHANNEL) | |
1da177e4 LT |
1253 | snd_ali_disable_special_channel(codec, pvoice->number); |
1254 | else if (codec->spdif_support && | |
f9ab2b1c TI |
1255 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & |
1256 | ALI_SPDIF_OUT_CH_ENABLE) | |
1257 | && pvoice->number == ALI_SPDIF_OUT_CHANNEL) { | |
1da177e4 LT |
1258 | snd_ali_set_spdif_out_rate(codec, runtime->rate); |
1259 | Delta = 0x1000; | |
1260 | } | |
1261 | ||
1262 | /* set Loop Back Address */ | |
1263 | LBA = runtime->dma_addr; | |
1264 | ||
1265 | /* set interrupt count size */ | |
1266 | pvoice->count = runtime->period_size; | |
1267 | ||
1268 | /* set target ESO for channel */ | |
1269 | pvoice->eso = runtime->buffer_size; | |
1270 | ||
f9ab2b1c TI |
1271 | snd_ali_printk("playback_prepare: eso=%xh count=%xh\n", |
1272 | pvoice->eso, pvoice->count); | |
1da177e4 LT |
1273 | |
1274 | /* set ESO to capture first MIDLP interrupt */ | |
1275 | ESO = pvoice->eso -1; | |
1276 | /* set ctrl mode */ | |
1277 | CTRL = snd_ali_control_mode(substream); | |
1278 | ||
1279 | GVSEL = 1; | |
1280 | PAN = 0; | |
1281 | VOL = 0; | |
1282 | EC = 0; | |
f9ab2b1c TI |
1283 | snd_ali_printk("playback_prepare:\n"); |
1284 | snd_ali_printk("ch=%d, Rate=%d Delta=%xh,GVSEL=%xh,PAN=%xh,CTRL=%xh\n", | |
1285 | pvoice->number,runtime->rate,Delta,GVSEL,PAN,CTRL); | |
1286 | snd_ali_write_voice_regs(codec, | |
1287 | pvoice->number, | |
1288 | LBA, | |
1289 | 0, /* cso */ | |
1290 | ESO, | |
1291 | Delta, | |
1292 | 0, /* alpha */ | |
1293 | GVSEL, | |
1294 | PAN, | |
1295 | VOL, | |
1296 | CTRL, | |
1297 | EC); | |
27043642 | 1298 | if (evoice) { |
1da177e4 LT |
1299 | evoice->count = pvoice->count; |
1300 | evoice->eso = pvoice->count << 1; | |
1301 | ESO = evoice->eso - 1; | |
1302 | snd_ali_write_voice_regs(codec, | |
f9ab2b1c TI |
1303 | evoice->number, |
1304 | LBA, | |
1305 | 0, /* cso */ | |
1306 | ESO, | |
1307 | Delta, | |
1308 | 0, /* alpha */ | |
1309 | GVSEL, | |
1310 | 0x7f, | |
1311 | 0x3ff, | |
1312 | CTRL, | |
1313 | EC); | |
1da177e4 | 1314 | } |
755e1371 | 1315 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1316 | return 0; |
1317 | } | |
1318 | ||
1319 | ||
d1fabd9c | 1320 | static int snd_ali_prepare(struct snd_pcm_substream *substream) |
1da177e4 | 1321 | { |
d1fabd9c TI |
1322 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1323 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1324 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1da177e4 LT |
1325 | unsigned int LBA; |
1326 | unsigned int Delta; | |
1327 | unsigned int ESO; | |
1328 | unsigned int CTRL; | |
1329 | unsigned int GVSEL; | |
1330 | unsigned int PAN; | |
1331 | unsigned int VOL; | |
1332 | unsigned int EC; | |
1333 | u8 bValue; | |
1334 | ||
755e1371 | 1335 | spin_lock_irq(&codec->reg_lock); |
1da177e4 | 1336 | |
5cbff89c | 1337 | snd_ali_printk("ali_prepare...\n"); |
1da177e4 LT |
1338 | |
1339 | snd_ali_enable_special_channel(codec,pvoice->number); | |
1340 | ||
5cbff89c SK |
1341 | Delta = (pvoice->number == ALI_MODEM_IN_CHANNEL || |
1342 | pvoice->number == ALI_MODEM_OUT_CHANNEL) ? | |
1343 | 0x1000 : snd_ali_convert_rate(runtime->rate, pvoice->mode); | |
1da177e4 | 1344 | |
f9ab2b1c | 1345 | /* Prepare capture intr channel */ |
1da177e4 LT |
1346 | if (pvoice->number == ALI_SPDIF_IN_CHANNEL) { |
1347 | ||
1348 | unsigned int rate; | |
1349 | ||
755e1371 TI |
1350 | spin_unlock_irq(&codec->reg_lock); |
1351 | if (codec->revision != ALI_5451_V02) | |
1da177e4 | 1352 | return -1; |
755e1371 | 1353 | |
1da177e4 LT |
1354 | rate = snd_ali_get_spdif_in_rate(codec); |
1355 | if (rate == 0) { | |
f9ab2b1c TI |
1356 | snd_printk(KERN_WARNING "ali_capture_preapre: " |
1357 | "spdif rate detect err!\n"); | |
1da177e4 LT |
1358 | rate = 48000; |
1359 | } | |
755e1371 | 1360 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1361 | bValue = inb(ALI_REG(codec,ALI_SPDIF_CTRL)); |
1362 | if (bValue & 0x10) { | |
1363 | outb(bValue,ALI_REG(codec,ALI_SPDIF_CTRL)); | |
99b359ba | 1364 | printk(KERN_WARNING "clear SPDIF parity error flag.\n"); |
1da177e4 LT |
1365 | } |
1366 | ||
1367 | if (rate != 48000) | |
f9ab2b1c | 1368 | Delta = ((rate << 12) / runtime->rate) & 0x00ffff; |
1da177e4 LT |
1369 | } |
1370 | ||
f9ab2b1c | 1371 | /* set target ESO for channel */ |
1da177e4 LT |
1372 | pvoice->eso = runtime->buffer_size; |
1373 | ||
f9ab2b1c | 1374 | /* set interrupt count size */ |
1da177e4 LT |
1375 | pvoice->count = runtime->period_size; |
1376 | ||
f9ab2b1c | 1377 | /* set Loop Back Address */ |
1da177e4 LT |
1378 | LBA = runtime->dma_addr; |
1379 | ||
f9ab2b1c | 1380 | /* set ESO to capture first MIDLP interrupt */ |
1da177e4 LT |
1381 | ESO = pvoice->eso - 1; |
1382 | CTRL = snd_ali_control_mode(substream); | |
1383 | GVSEL = 0; | |
1384 | PAN = 0x00; | |
1385 | VOL = 0x00; | |
1386 | EC = 0; | |
1387 | ||
1388 | snd_ali_write_voice_regs( codec, | |
1389 | pvoice->number, | |
1390 | LBA, | |
1391 | 0, /* cso */ | |
1392 | ESO, | |
1393 | Delta, | |
1394 | 0, /* alpha */ | |
1395 | GVSEL, | |
1396 | PAN, | |
1397 | VOL, | |
1398 | CTRL, | |
1399 | EC); | |
1400 | ||
755e1371 | 1401 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1402 | |
1403 | return 0; | |
1404 | } | |
1405 | ||
1406 | ||
f9ab2b1c TI |
1407 | static snd_pcm_uframes_t |
1408 | snd_ali_playback_pointer(struct snd_pcm_substream *substream) | |
1da177e4 | 1409 | { |
d1fabd9c TI |
1410 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1411 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1412 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1da177e4 LT |
1413 | unsigned int cso; |
1414 | ||
1415 | spin_lock(&codec->reg_lock); | |
1416 | if (!pvoice->running) { | |
1417 | spin_unlock(&codec->reg_lock); | |
1418 | return 0; | |
1419 | } | |
1420 | outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR)); | |
1421 | cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
1422 | spin_unlock(&codec->reg_lock); | |
1423 | snd_ali_printk("playback pointer returned cso=%xh.\n", cso); | |
1424 | ||
1425 | return cso; | |
1426 | } | |
1427 | ||
1428 | ||
d1fabd9c | 1429 | static snd_pcm_uframes_t snd_ali_pointer(struct snd_pcm_substream *substream) |
1da177e4 | 1430 | { |
d1fabd9c TI |
1431 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1432 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1433 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1da177e4 | 1434 | unsigned int cso; |
1da177e4 | 1435 | |
755e1371 | 1436 | spin_lock(&codec->reg_lock); |
1da177e4 | 1437 | if (!pvoice->running) { |
755e1371 | 1438 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1439 | return 0; |
1440 | } | |
1441 | outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR)); | |
1442 | cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
755e1371 | 1443 | spin_unlock(&codec->reg_lock); |
1da177e4 LT |
1444 | |
1445 | return cso; | |
1446 | } | |
1447 | ||
d1fabd9c | 1448 | static struct snd_pcm_hardware snd_ali_playback = |
1da177e4 | 1449 | { |
f9ab2b1c TI |
1450 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
1451 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1452 | SNDRV_PCM_INFO_MMAP_VALID | | |
1453 | SNDRV_PCM_INFO_RESUME | | |
1454 | SNDRV_PCM_INFO_SYNC_START), | |
1455 | .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | | |
1456 | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), | |
1457 | .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, | |
1da177e4 LT |
1458 | .rate_min = 4000, |
1459 | .rate_max = 48000, | |
1460 | .channels_min = 1, | |
1461 | .channels_max = 2, | |
1462 | .buffer_bytes_max = (256*1024), | |
1463 | .period_bytes_min = 64, | |
1464 | .period_bytes_max = (256*1024), | |
1465 | .periods_min = 1, | |
1466 | .periods_max = 1024, | |
1467 | .fifo_size = 0, | |
1468 | }; | |
1469 | ||
1470 | /* | |
1471 | * Capture support device description | |
1472 | */ | |
1473 | ||
d1fabd9c | 1474 | static struct snd_pcm_hardware snd_ali_capture = |
1da177e4 | 1475 | { |
f9ab2b1c TI |
1476 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
1477 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1478 | SNDRV_PCM_INFO_MMAP_VALID | | |
1479 | SNDRV_PCM_INFO_RESUME | | |
1480 | SNDRV_PCM_INFO_SYNC_START), | |
1481 | .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | | |
1482 | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), | |
1483 | .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, | |
1da177e4 LT |
1484 | .rate_min = 4000, |
1485 | .rate_max = 48000, | |
1486 | .channels_min = 1, | |
1487 | .channels_max = 2, | |
1488 | .buffer_bytes_max = (128*1024), | |
1489 | .period_bytes_min = 64, | |
1490 | .period_bytes_max = (128*1024), | |
1491 | .periods_min = 1, | |
1492 | .periods_max = 1024, | |
1493 | .fifo_size = 0, | |
1494 | }; | |
1495 | ||
d1fabd9c | 1496 | static void snd_ali_pcm_free_substream(struct snd_pcm_runtime *runtime) |
1da177e4 | 1497 | { |
d1fabd9c TI |
1498 | struct snd_ali_voice *pvoice = runtime->private_data; |
1499 | struct snd_ali *codec; | |
1da177e4 LT |
1500 | |
1501 | if (pvoice) { | |
1502 | codec = pvoice->codec; | |
1da177e4 | 1503 | snd_ali_free_voice(pvoice->codec, pvoice); |
1da177e4 LT |
1504 | } |
1505 | } | |
1506 | ||
f9ab2b1c TI |
1507 | static int snd_ali_open(struct snd_pcm_substream *substream, int rec, |
1508 | int channel, struct snd_pcm_hardware *phw) | |
1da177e4 | 1509 | { |
d1fabd9c TI |
1510 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1511 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1512 | struct snd_ali_voice *pvoice; | |
1da177e4 | 1513 | |
f9ab2b1c TI |
1514 | pvoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, rec, |
1515 | channel); | |
1516 | if (!pvoice) | |
1da177e4 | 1517 | return -EAGAIN; |
1da177e4 LT |
1518 | |
1519 | pvoice->substream = substream; | |
1520 | runtime->private_data = pvoice; | |
1521 | runtime->private_free = snd_ali_pcm_free_substream; | |
1522 | ||
5cbff89c | 1523 | runtime->hw = *phw; |
1da177e4 | 1524 | snd_pcm_set_sync(substream); |
f9ab2b1c TI |
1525 | snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, |
1526 | 0, 64*1024); | |
1da177e4 LT |
1527 | return 0; |
1528 | } | |
1529 | ||
d1fabd9c | 1530 | static int snd_ali_playback_open(struct snd_pcm_substream *substream) |
5cbff89c SK |
1531 | { |
1532 | return snd_ali_open(substream, 0, -1, &snd_ali_playback); | |
1533 | } | |
1da177e4 | 1534 | |
d1fabd9c | 1535 | static int snd_ali_capture_open(struct snd_pcm_substream *substream) |
1da177e4 | 1536 | { |
5cbff89c | 1537 | return snd_ali_open(substream, 1, -1, &snd_ali_capture); |
1da177e4 LT |
1538 | } |
1539 | ||
d1fabd9c | 1540 | static int snd_ali_playback_close(struct snd_pcm_substream *substream) |
1da177e4 LT |
1541 | { |
1542 | return 0; | |
1543 | } | |
1544 | ||
d1fabd9c | 1545 | static int snd_ali_close(struct snd_pcm_substream *substream) |
1da177e4 | 1546 | { |
d1fabd9c TI |
1547 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1548 | struct snd_ali_voice *pvoice = substream->runtime->private_data; | |
1da177e4 LT |
1549 | |
1550 | snd_ali_disable_special_channel(codec,pvoice->number); | |
1551 | ||
1552 | return 0; | |
1553 | } | |
1554 | ||
d1fabd9c | 1555 | static struct snd_pcm_ops snd_ali_playback_ops = { |
1da177e4 LT |
1556 | .open = snd_ali_playback_open, |
1557 | .close = snd_ali_playback_close, | |
f9ab2b1c | 1558 | .ioctl = snd_pcm_lib_ioctl, |
1da177e4 LT |
1559 | .hw_params = snd_ali_playback_hw_params, |
1560 | .hw_free = snd_ali_playback_hw_free, | |
1561 | .prepare = snd_ali_playback_prepare, | |
1562 | .trigger = snd_ali_trigger, | |
1563 | .pointer = snd_ali_playback_pointer, | |
1564 | }; | |
1565 | ||
d1fabd9c | 1566 | static struct snd_pcm_ops snd_ali_capture_ops = { |
1da177e4 | 1567 | .open = snd_ali_capture_open, |
5cbff89c | 1568 | .close = snd_ali_close, |
f9ab2b1c | 1569 | .ioctl = snd_pcm_lib_ioctl, |
5cbff89c SK |
1570 | .hw_params = snd_ali_hw_params, |
1571 | .hw_free = snd_ali_hw_free, | |
1572 | .prepare = snd_ali_prepare, | |
1573 | .trigger = snd_ali_trigger, | |
1574 | .pointer = snd_ali_pointer, | |
1575 | }; | |
1576 | ||
1577 | /* | |
1578 | * Modem PCM | |
1579 | */ | |
1580 | ||
d1fabd9c TI |
1581 | static int snd_ali_modem_hw_params(struct snd_pcm_substream *substream, |
1582 | struct snd_pcm_hw_params *hw_params) | |
5cbff89c | 1583 | { |
d1fabd9c | 1584 | struct snd_ali *chip = snd_pcm_substream_chip(substream); |
5cbff89c | 1585 | unsigned int modem_num = chip->num_of_codecs - 1; |
f9ab2b1c TI |
1586 | snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_RATE, |
1587 | params_rate(hw_params)); | |
5cbff89c SK |
1588 | snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_LEVEL, 0); |
1589 | return snd_ali_hw_params(substream, hw_params); | |
1590 | } | |
1591 | ||
d1fabd9c | 1592 | static struct snd_pcm_hardware snd_ali_modem = |
5cbff89c | 1593 | { |
f9ab2b1c TI |
1594 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
1595 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1596 | SNDRV_PCM_INFO_MMAP_VALID | | |
1597 | SNDRV_PCM_INFO_RESUME | | |
1598 | SNDRV_PCM_INFO_SYNC_START), | |
1599 | .formats = SNDRV_PCM_FMTBIT_S16_LE, | |
1600 | .rates = (SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000 | | |
1601 | SNDRV_PCM_RATE_16000), | |
5cbff89c SK |
1602 | .rate_min = 8000, |
1603 | .rate_max = 16000, | |
1604 | .channels_min = 1, | |
1605 | .channels_max = 1, | |
1606 | .buffer_bytes_max = (256*1024), | |
1607 | .period_bytes_min = 64, | |
1608 | .period_bytes_max = (256*1024), | |
1609 | .periods_min = 1, | |
1610 | .periods_max = 1024, | |
1611 | .fifo_size = 0, | |
1612 | }; | |
1613 | ||
f9ab2b1c TI |
1614 | static int snd_ali_modem_open(struct snd_pcm_substream *substream, int rec, |
1615 | int channel) | |
5cbff89c | 1616 | { |
f9ab2b1c | 1617 | static unsigned int rates[] = {8000, 9600, 12000, 16000}; |
d1fabd9c | 1618 | static struct snd_pcm_hw_constraint_list hw_constraint_rates = { |
5cbff89c SK |
1619 | .count = ARRAY_SIZE(rates), |
1620 | .list = rates, | |
1621 | .mask = 0, | |
1622 | }; | |
1623 | int err = snd_ali_open(substream, rec, channel, &snd_ali_modem); | |
f9ab2b1c | 1624 | |
5cbff89c SK |
1625 | if (err) |
1626 | return err; | |
1627 | return snd_pcm_hw_constraint_list(substream->runtime, 0, | |
1628 | SNDRV_PCM_HW_PARAM_RATE, &hw_constraint_rates); | |
1629 | } | |
1630 | ||
d1fabd9c | 1631 | static int snd_ali_modem_playback_open(struct snd_pcm_substream *substream) |
5cbff89c SK |
1632 | { |
1633 | return snd_ali_modem_open(substream, 0, ALI_MODEM_OUT_CHANNEL); | |
1634 | } | |
1635 | ||
d1fabd9c | 1636 | static int snd_ali_modem_capture_open(struct snd_pcm_substream *substream) |
5cbff89c SK |
1637 | { |
1638 | return snd_ali_modem_open(substream, 1, ALI_MODEM_IN_CHANNEL); | |
1639 | } | |
1640 | ||
d1fabd9c | 1641 | static struct snd_pcm_ops snd_ali_modem_playback_ops = { |
5cbff89c SK |
1642 | .open = snd_ali_modem_playback_open, |
1643 | .close = snd_ali_close, | |
1644 | .ioctl = snd_pcm_lib_ioctl, | |
1645 | .hw_params = snd_ali_modem_hw_params, | |
1646 | .hw_free = snd_ali_hw_free, | |
1647 | .prepare = snd_ali_prepare, | |
1648 | .trigger = snd_ali_trigger, | |
1649 | .pointer = snd_ali_pointer, | |
1650 | }; | |
1651 | ||
d1fabd9c | 1652 | static struct snd_pcm_ops snd_ali_modem_capture_ops = { |
5cbff89c SK |
1653 | .open = snd_ali_modem_capture_open, |
1654 | .close = snd_ali_close, | |
1655 | .ioctl = snd_pcm_lib_ioctl, | |
1656 | .hw_params = snd_ali_modem_hw_params, | |
1657 | .hw_free = snd_ali_hw_free, | |
1658 | .prepare = snd_ali_prepare, | |
1da177e4 | 1659 | .trigger = snd_ali_trigger, |
5cbff89c SK |
1660 | .pointer = snd_ali_pointer, |
1661 | }; | |
1662 | ||
1663 | ||
1664 | struct ali_pcm_description { | |
1665 | char *name; | |
1666 | unsigned int playback_num; | |
1667 | unsigned int capture_num; | |
d1fabd9c TI |
1668 | struct snd_pcm_ops *playback_ops; |
1669 | struct snd_pcm_ops *capture_ops; | |
6632d198 | 1670 | unsigned short class; |
1da177e4 LT |
1671 | }; |
1672 | ||
1673 | ||
d1fabd9c | 1674 | static void snd_ali_pcm_free(struct snd_pcm *pcm) |
1da177e4 | 1675 | { |
d1fabd9c | 1676 | struct snd_ali *codec = pcm->private_data; |
5cbff89c | 1677 | codec->pcm[pcm->device] = NULL; |
1da177e4 LT |
1678 | } |
1679 | ||
5cbff89c | 1680 | |
f9ab2b1c TI |
1681 | static int __devinit snd_ali_pcm(struct snd_ali * codec, int device, |
1682 | struct ali_pcm_description *desc) | |
1da177e4 | 1683 | { |
d1fabd9c | 1684 | struct snd_pcm *pcm; |
1da177e4 LT |
1685 | int err; |
1686 | ||
5cbff89c SK |
1687 | err = snd_pcm_new(codec->card, desc->name, device, |
1688 | desc->playback_num, desc->capture_num, &pcm); | |
1da177e4 | 1689 | if (err < 0) { |
99b359ba | 1690 | snd_printk(KERN_ERR "snd_ali_pcm: err called snd_pcm_new.\n"); |
1da177e4 LT |
1691 | return err; |
1692 | } | |
1693 | pcm->private_data = codec; | |
1694 | pcm->private_free = snd_ali_pcm_free; | |
5cbff89c | 1695 | if (desc->playback_ops) |
f9ab2b1c TI |
1696 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, |
1697 | desc->playback_ops); | |
5cbff89c | 1698 | if (desc->capture_ops) |
f9ab2b1c TI |
1699 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, |
1700 | desc->capture_ops); | |
1da177e4 LT |
1701 | |
1702 | snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, | |
f9ab2b1c TI |
1703 | snd_dma_pci_data(codec->pci), |
1704 | 64*1024, 128*1024); | |
1da177e4 LT |
1705 | |
1706 | pcm->info_flags = 0; | |
6632d198 | 1707 | pcm->dev_class = desc->class; |
1da177e4 | 1708 | pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; |
5cbff89c SK |
1709 | strcpy(pcm->name, desc->name); |
1710 | codec->pcm[0] = pcm; | |
1da177e4 LT |
1711 | return 0; |
1712 | } | |
1713 | ||
a53fc188 | 1714 | static struct ali_pcm_description ali_pcms[] = { |
f9ab2b1c TI |
1715 | { .name = "ALI 5451", |
1716 | .playback_num = ALI_CHANNELS, | |
1717 | .capture_num = 1, | |
1718 | .playback_ops = &snd_ali_playback_ops, | |
1719 | .capture_ops = &snd_ali_capture_ops | |
1720 | }, | |
1721 | { .name = "ALI 5451 modem", | |
1722 | .playback_num = 1, | |
1723 | .capture_num = 1, | |
1724 | .playback_ops = &snd_ali_modem_playback_ops, | |
1725 | .capture_ops = &snd_ali_modem_capture_ops, | |
1726 | .class = SNDRV_PCM_CLASS_MODEM | |
1727 | } | |
5cbff89c SK |
1728 | }; |
1729 | ||
d1fabd9c | 1730 | static int __devinit snd_ali_build_pcms(struct snd_ali *codec) |
5cbff89c SK |
1731 | { |
1732 | int i, err; | |
f9ab2b1c TI |
1733 | for (i = 0; i < codec->num_of_codecs && i < ARRAY_SIZE(ali_pcms); i++) { |
1734 | err = snd_ali_pcm(codec, i, &ali_pcms[i]); | |
1735 | if (err < 0) | |
5cbff89c | 1736 | return err; |
f9ab2b1c | 1737 | } |
5cbff89c SK |
1738 | return 0; |
1739 | } | |
1740 | ||
1741 | ||
1da177e4 LT |
1742 | #define ALI5451_SPDIF(xname, xindex, value) \ |
1743 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\ | |
1744 | .info = snd_ali5451_spdif_info, .get = snd_ali5451_spdif_get, \ | |
1745 | .put = snd_ali5451_spdif_put, .private_value = value} | |
1746 | ||
a5ce8890 | 1747 | #define snd_ali5451_spdif_info snd_ctl_boolean_mono_info |
1da177e4 | 1748 | |
f9ab2b1c TI |
1749 | static int snd_ali5451_spdif_get(struct snd_kcontrol *kcontrol, |
1750 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 | 1751 | { |
d1fabd9c | 1752 | struct snd_ali *codec = kcontrol->private_data; |
c74056d4 | 1753 | unsigned int spdif_enable; |
1da177e4 | 1754 | |
c74056d4 | 1755 | spdif_enable = ucontrol->value.integer.value[0] ? 1 : 0; |
1da177e4 | 1756 | |
755e1371 | 1757 | spin_lock_irq(&codec->reg_lock); |
f9ab2b1c | 1758 | switch (kcontrol->private_value) { |
1da177e4 | 1759 | case 0: |
c74056d4 | 1760 | spdif_enable = (codec->spdif_mask & 0x02) ? 1 : 0; |
1da177e4 LT |
1761 | break; |
1762 | case 1: | |
c74056d4 | 1763 | spdif_enable = ((codec->spdif_mask & 0x02) && |
f9ab2b1c | 1764 | (codec->spdif_mask & 0x04)) ? 1 : 0; |
1da177e4 LT |
1765 | break; |
1766 | case 2: | |
c74056d4 | 1767 | spdif_enable = (codec->spdif_mask & 0x01) ? 1 : 0; |
1da177e4 LT |
1768 | break; |
1769 | default: | |
1770 | break; | |
1771 | } | |
c74056d4 | 1772 | ucontrol->value.integer.value[0] = spdif_enable; |
755e1371 | 1773 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1774 | return 0; |
1775 | } | |
1776 | ||
f9ab2b1c TI |
1777 | static int snd_ali5451_spdif_put(struct snd_kcontrol *kcontrol, |
1778 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 | 1779 | { |
d1fabd9c | 1780 | struct snd_ali *codec = kcontrol->private_data; |
c74056d4 | 1781 | unsigned int change = 0, spdif_enable = 0; |
1da177e4 | 1782 | |
c74056d4 | 1783 | spdif_enable = ucontrol->value.integer.value[0] ? 1 : 0; |
1da177e4 | 1784 | |
755e1371 | 1785 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1786 | switch (kcontrol->private_value) { |
1787 | case 0: | |
1788 | change = (codec->spdif_mask & 0x02) ? 1 : 0; | |
c74056d4 | 1789 | change = change ^ spdif_enable; |
1da177e4 | 1790 | if (change) { |
c74056d4 | 1791 | if (spdif_enable) { |
1da177e4 LT |
1792 | codec->spdif_mask |= 0x02; |
1793 | snd_ali_enable_spdif_out(codec); | |
1794 | } else { | |
1795 | codec->spdif_mask &= ~(0x02); | |
1796 | codec->spdif_mask &= ~(0x04); | |
1797 | snd_ali_disable_spdif_out(codec); | |
1798 | } | |
1799 | } | |
1800 | break; | |
1801 | case 1: | |
1802 | change = (codec->spdif_mask & 0x04) ? 1 : 0; | |
c74056d4 | 1803 | change = change ^ spdif_enable; |
1da177e4 | 1804 | if (change && (codec->spdif_mask & 0x02)) { |
c74056d4 | 1805 | if (spdif_enable) { |
1da177e4 LT |
1806 | codec->spdif_mask |= 0x04; |
1807 | snd_ali_enable_spdif_chnout(codec); | |
1808 | } else { | |
1809 | codec->spdif_mask &= ~(0x04); | |
1810 | snd_ali_disable_spdif_chnout(codec); | |
1811 | } | |
1812 | } | |
1813 | break; | |
1814 | case 2: | |
1815 | change = (codec->spdif_mask & 0x01) ? 1 : 0; | |
c74056d4 | 1816 | change = change ^ spdif_enable; |
1da177e4 | 1817 | if (change) { |
c74056d4 | 1818 | if (spdif_enable) { |
1da177e4 LT |
1819 | codec->spdif_mask |= 0x01; |
1820 | snd_ali_enable_spdif_in(codec); | |
1821 | } else { | |
1822 | codec->spdif_mask &= ~(0x01); | |
1823 | snd_ali_disable_spdif_in(codec); | |
1824 | } | |
1825 | } | |
1826 | break; | |
1827 | default: | |
1828 | break; | |
1829 | } | |
755e1371 | 1830 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1831 | |
1832 | return change; | |
1833 | } | |
1834 | ||
d1fabd9c | 1835 | static struct snd_kcontrol_new snd_ali5451_mixer_spdif[] __devinitdata = { |
1da177e4 LT |
1836 | /* spdif aplayback switch */ |
1837 | /* FIXME: "IEC958 Playback Switch" may conflict with one on ac97_codec */ | |
10e8d78a | 1838 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH), 0, 0), |
1da177e4 | 1839 | /* spdif out to spdif channel */ |
10e8d78a | 1840 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("Channel Output ",NONE,SWITCH), 0, 1), |
1da177e4 LT |
1841 | /* spdif in from spdif channel */ |
1842 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, 2) | |
1843 | }; | |
1844 | ||
d1fabd9c | 1845 | static int __devinit snd_ali_mixer(struct snd_ali * codec) |
1da177e4 | 1846 | { |
d1fabd9c | 1847 | struct snd_ac97_template ac97; |
1da177e4 | 1848 | unsigned int idx; |
5cbff89c | 1849 | int i, err; |
d1fabd9c | 1850 | static struct snd_ac97_bus_ops ops = { |
1da177e4 LT |
1851 | .write = snd_ali_codec_write, |
1852 | .read = snd_ali_codec_read, | |
1853 | }; | |
1854 | ||
f9ab2b1c TI |
1855 | err = snd_ac97_bus(codec->card, 0, &ops, codec, &codec->ac97_bus); |
1856 | if (err < 0) | |
1da177e4 | 1857 | return err; |
1da177e4 LT |
1858 | |
1859 | memset(&ac97, 0, sizeof(ac97)); | |
1860 | ac97.private_data = codec; | |
5cbff89c | 1861 | |
f9ab2b1c | 1862 | for (i = 0; i < codec->num_of_codecs; i++) { |
5cbff89c | 1863 | ac97.num = i; |
f9ab2b1c TI |
1864 | err = snd_ac97_mixer(codec->ac97_bus, &ac97, &codec->ac97[i]); |
1865 | if (err < 0) { | |
1866 | snd_printk(KERN_ERR | |
1867 | "ali mixer %d creating error.\n", i); | |
1868 | if (i == 0) | |
4d060fd1 TI |
1869 | return err; |
1870 | codec->num_of_codecs = 1; | |
1871 | break; | |
1872 | } | |
5cbff89c SK |
1873 | } |
1874 | ||
1da177e4 | 1875 | if (codec->spdif_support) { |
f9ab2b1c TI |
1876 | for (idx = 0; idx < ARRAY_SIZE(snd_ali5451_mixer_spdif); idx++) { |
1877 | err = snd_ctl_add(codec->card, | |
1878 | snd_ctl_new1(&snd_ali5451_mixer_spdif[idx], codec)); | |
1879 | if (err < 0) | |
1880 | return err; | |
1da177e4 LT |
1881 | } |
1882 | } | |
1883 | return 0; | |
1884 | } | |
1885 | ||
1886 | #ifdef CONFIG_PM | |
bf53c3b3 | 1887 | static int ali_suspend(struct pci_dev *pci, pm_message_t state) |
1da177e4 | 1888 | { |
bf53c3b3 TI |
1889 | struct snd_card *card = pci_get_drvdata(pci); |
1890 | struct snd_ali *chip = card->private_data; | |
d1fabd9c | 1891 | struct snd_ali_image *im; |
1da177e4 LT |
1892 | int i, j; |
1893 | ||
1894 | im = chip->image; | |
f9ab2b1c | 1895 | if (!im) |
1da177e4 LT |
1896 | return 0; |
1897 | ||
bf53c3b3 | 1898 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); |
f9ab2b1c | 1899 | for (i = 0; i < chip->num_of_codecs; i++) { |
bf53c3b3 TI |
1900 | snd_pcm_suspend_all(chip->pcm[i]); |
1901 | snd_ac97_suspend(chip->ac97[i]); | |
5cbff89c | 1902 | } |
1da177e4 LT |
1903 | |
1904 | spin_lock_irq(&chip->reg_lock); | |
1905 | ||
1906 | im->regs[ALI_MISCINT >> 2] = inl(ALI_REG(chip, ALI_MISCINT)); | |
f9ab2b1c | 1907 | /* im->regs[ALI_START >> 2] = inl(ALI_REG(chip, ALI_START)); */ |
1da177e4 LT |
1908 | im->regs[ALI_STOP >> 2] = inl(ALI_REG(chip, ALI_STOP)); |
1909 | ||
f9ab2b1c | 1910 | /* disable all IRQ bits */ |
1da177e4 LT |
1911 | outl(0, ALI_REG(chip, ALI_MISCINT)); |
1912 | ||
1913 | for (i = 0; i < ALI_GLOBAL_REGS; i++) { | |
1914 | if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP)) | |
1915 | continue; | |
1916 | im->regs[i] = inl(ALI_REG(chip, i*4)); | |
1917 | } | |
1918 | ||
1919 | for (i = 0; i < ALI_CHANNELS; i++) { | |
1920 | outb(i, ALI_REG(chip, ALI_GC_CIR)); | |
1921 | for (j = 0; j < ALI_CHANNEL_REGS; j++) | |
1922 | im->channel_regs[i][j] = inl(ALI_REG(chip, j*4 + 0xe0)); | |
1923 | } | |
1924 | ||
f9ab2b1c | 1925 | /* stop all HW channel */ |
1da177e4 LT |
1926 | outl(0xffffffff, ALI_REG(chip, ALI_STOP)); |
1927 | ||
1928 | spin_unlock_irq(&chip->reg_lock); | |
30b35399 | 1929 | |
bf53c3b3 TI |
1930 | pci_disable_device(pci); |
1931 | pci_save_state(pci); | |
30b35399 | 1932 | pci_set_power_state(pci, pci_choose_state(pci, state)); |
1da177e4 LT |
1933 | return 0; |
1934 | } | |
1935 | ||
bf53c3b3 | 1936 | static int ali_resume(struct pci_dev *pci) |
1da177e4 | 1937 | { |
bf53c3b3 TI |
1938 | struct snd_card *card = pci_get_drvdata(pci); |
1939 | struct snd_ali *chip = card->private_data; | |
d1fabd9c | 1940 | struct snd_ali_image *im; |
1da177e4 LT |
1941 | int i, j; |
1942 | ||
1943 | im = chip->image; | |
f9ab2b1c | 1944 | if (!im) |
1da177e4 LT |
1945 | return 0; |
1946 | ||
30b35399 | 1947 | pci_set_power_state(pci, PCI_D0); |
bf53c3b3 | 1948 | pci_restore_state(pci); |
30b35399 TI |
1949 | if (pci_enable_device(pci) < 0) { |
1950 | printk(KERN_ERR "ali5451: pci_enable_device failed, " | |
1951 | "disabling device\n"); | |
1952 | snd_card_disconnect(card); | |
1953 | return -EIO; | |
1954 | } | |
1955 | pci_set_master(pci); | |
1da177e4 LT |
1956 | |
1957 | spin_lock_irq(&chip->reg_lock); | |
1958 | ||
1959 | for (i = 0; i < ALI_CHANNELS; i++) { | |
1960 | outb(i, ALI_REG(chip, ALI_GC_CIR)); | |
1961 | for (j = 0; j < ALI_CHANNEL_REGS; j++) | |
1962 | outl(im->channel_regs[i][j], ALI_REG(chip, j*4 + 0xe0)); | |
1963 | } | |
1964 | ||
1965 | for (i = 0; i < ALI_GLOBAL_REGS; i++) { | |
f9ab2b1c TI |
1966 | if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP) || |
1967 | (i*4 == ALI_START)) | |
1da177e4 LT |
1968 | continue; |
1969 | outl(im->regs[i], ALI_REG(chip, i*4)); | |
1970 | } | |
1971 | ||
f9ab2b1c | 1972 | /* start HW channel */ |
1da177e4 | 1973 | outl(im->regs[ALI_START >> 2], ALI_REG(chip, ALI_START)); |
f9ab2b1c | 1974 | /* restore IRQ enable bits */ |
1da177e4 LT |
1975 | outl(im->regs[ALI_MISCINT >> 2], ALI_REG(chip, ALI_MISCINT)); |
1976 | ||
1977 | spin_unlock_irq(&chip->reg_lock); | |
1978 | ||
f9ab2b1c | 1979 | for (i = 0 ; i < chip->num_of_codecs; i++) |
bf53c3b3 | 1980 | snd_ac97_resume(chip->ac97[i]); |
1da177e4 | 1981 | |
bf53c3b3 | 1982 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); |
1da177e4 LT |
1983 | return 0; |
1984 | } | |
1985 | #endif /* CONFIG_PM */ | |
1986 | ||
d1fabd9c | 1987 | static int snd_ali_free(struct snd_ali * codec) |
1da177e4 LT |
1988 | { |
1989 | if (codec->hw_initialized) | |
1990 | snd_ali_disable_address_interrupt(codec); | |
f000fd80 | 1991 | if (codec->irq >= 0) |
437a5a46 | 1992 | free_irq(codec->irq, codec); |
1da177e4 LT |
1993 | if (codec->port) |
1994 | pci_release_regions(codec->pci); | |
1995 | pci_disable_device(codec->pci); | |
1996 | #ifdef CONFIG_PM | |
1997 | kfree(codec->image); | |
1998 | #endif | |
0dd119f7 JS |
1999 | pci_dev_put(codec->pci_m1533); |
2000 | pci_dev_put(codec->pci_m7101); | |
1da177e4 LT |
2001 | kfree(codec); |
2002 | return 0; | |
2003 | } | |
2004 | ||
d1fabd9c | 2005 | static int snd_ali_chip_init(struct snd_ali *codec) |
1da177e4 LT |
2006 | { |
2007 | unsigned int legacy; | |
2008 | unsigned char temp; | |
f9ab2b1c | 2009 | struct pci_dev *pci_dev; |
1da177e4 LT |
2010 | |
2011 | snd_ali_printk("chip initializing ... \n"); | |
2012 | ||
2013 | if (snd_ali_reset_5451(codec)) { | |
99b359ba | 2014 | snd_printk(KERN_ERR "ali_chip_init: reset 5451 error.\n"); |
1da177e4 LT |
2015 | return -1; |
2016 | } | |
2017 | ||
2018 | if (codec->revision == ALI_5451_V02) { | |
2019 | pci_dev = codec->pci_m1533; | |
2020 | pci_read_config_byte(pci_dev, 0x59, &temp); | |
2021 | temp |= 0x80; | |
2022 | pci_write_config_byte(pci_dev, 0x59, temp); | |
2023 | ||
2024 | pci_dev = codec->pci_m7101; | |
2025 | pci_read_config_byte(pci_dev, 0xb8, &temp); | |
2026 | temp |= 0x20; | |
2027 | pci_write_config_byte(pci_dev, 0xB8, temp); | |
2028 | } | |
2029 | ||
2030 | pci_read_config_dword(codec->pci, 0x44, &legacy); | |
2031 | legacy &= 0xff00ff00; | |
2032 | legacy |= 0x000800aa; | |
2033 | pci_write_config_dword(codec->pci, 0x44, legacy); | |
2034 | ||
2035 | outl(0x80000001, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
2036 | outl(0x00000000, ALI_REG(codec, ALI_AINTEN)); | |
2037 | outl(0xffffffff, ALI_REG(codec, ALI_AINT)); | |
2038 | outl(0x00000000, ALI_REG(codec, ALI_VOLUME)); | |
2039 | outb(0x10, ALI_REG(codec, ALI_MPUR2)); | |
2040 | ||
2041 | codec->ac97_ext_id = snd_ali_codec_peek(codec, 0, AC97_EXTENDED_ID); | |
f9ab2b1c TI |
2042 | codec->ac97_ext_status = snd_ali_codec_peek(codec, 0, |
2043 | AC97_EXTENDED_STATUS); | |
1da177e4 LT |
2044 | if (codec->spdif_support) { |
2045 | snd_ali_enable_spdif_out(codec); | |
2046 | codec->spdif_mask = 0x00000002; | |
2047 | } | |
2048 | ||
5cbff89c SK |
2049 | codec->num_of_codecs = 1; |
2050 | ||
2051 | /* secondary codec - modem */ | |
2052 | if (inl(ALI_REG(codec, ALI_SCTRL)) & ALI_SCTRL_CODEC2_READY) { | |
2053 | codec->num_of_codecs++; | |
2054 | outl(inl(ALI_REG(codec, ALI_SCTRL)) | | |
f9ab2b1c TI |
2055 | (ALI_SCTRL_LINE_IN2 | ALI_SCTRL_GPIO_IN2 | |
2056 | ALI_SCTRL_LINE_OUT_EN), | |
2057 | ALI_REG(codec, ALI_SCTRL)); | |
5cbff89c SK |
2058 | } |
2059 | ||
1da177e4 LT |
2060 | snd_ali_printk("chip initialize succeed.\n"); |
2061 | return 0; | |
2062 | ||
2063 | } | |
2064 | ||
5cbff89c | 2065 | /* proc for register dump */ |
f9ab2b1c TI |
2066 | static void snd_ali_proc_read(struct snd_info_entry *entry, |
2067 | struct snd_info_buffer *buf) | |
5cbff89c | 2068 | { |
d1fabd9c | 2069 | struct snd_ali *codec = entry->private_data; |
5cbff89c | 2070 | int i; |
f9ab2b1c | 2071 | for (i = 0; i < 256 ; i+= 4) |
5cbff89c SK |
2072 | snd_iprintf(buf, "%02x: %08x\n", i, inl(ALI_REG(codec, i))); |
2073 | } | |
2074 | ||
d1fabd9c | 2075 | static void __devinit snd_ali_proc_init(struct snd_ali *codec) |
5cbff89c | 2076 | { |
d1fabd9c | 2077 | struct snd_info_entry *entry; |
f9ab2b1c | 2078 | if (!snd_card_proc_new(codec->card, "ali5451", &entry)) |
bf850204 | 2079 | snd_info_set_text_ops(entry, codec, snd_ali_proc_read); |
5cbff89c SK |
2080 | } |
2081 | ||
d1fabd9c | 2082 | static int __devinit snd_ali_resources(struct snd_ali *codec) |
1da177e4 LT |
2083 | { |
2084 | int err; | |
2085 | ||
c468ac29 | 2086 | snd_ali_printk("resources allocation ...\n"); |
f9ab2b1c TI |
2087 | err = pci_request_regions(codec->pci, "ALI 5451"); |
2088 | if (err < 0) | |
1da177e4 LT |
2089 | return err; |
2090 | codec->port = pci_resource_start(codec->pci, 0); | |
2091 | ||
437a5a46 | 2092 | if (request_irq(codec->pci->irq, snd_ali_card_interrupt, |
934c2b6d | 2093 | IRQF_SHARED, KBUILD_MODNAME, codec)) { |
99b359ba | 2094 | snd_printk(KERN_ERR "Unable to request irq.\n"); |
1da177e4 LT |
2095 | return -EBUSY; |
2096 | } | |
2097 | codec->irq = codec->pci->irq; | |
c468ac29 | 2098 | snd_ali_printk("resources allocated.\n"); |
1da177e4 LT |
2099 | return 0; |
2100 | } | |
f9ab2b1c | 2101 | static int snd_ali_dev_free(struct snd_device *device) |
1da177e4 | 2102 | { |
f9ab2b1c | 2103 | struct snd_ali *codec = device->device_data; |
1da177e4 LT |
2104 | snd_ali_free(codec); |
2105 | return 0; | |
2106 | } | |
2107 | ||
d1fabd9c | 2108 | static int __devinit snd_ali_create(struct snd_card *card, |
1da177e4 LT |
2109 | struct pci_dev *pci, |
2110 | int pcm_streams, | |
2111 | int spdif_support, | |
d1fabd9c | 2112 | struct snd_ali ** r_ali) |
1da177e4 | 2113 | { |
d1fabd9c | 2114 | struct snd_ali *codec; |
1da177e4 | 2115 | int i, err; |
bf53c3b3 TI |
2116 | unsigned short cmdw; |
2117 | static struct snd_device_ops ops = { | |
d1fabd9c | 2118 | .dev_free = snd_ali_dev_free, |
1da177e4 LT |
2119 | }; |
2120 | ||
2121 | *r_ali = NULL; | |
2122 | ||
2123 | snd_ali_printk("creating ...\n"); | |
2124 | ||
2125 | /* enable PCI device */ | |
f9ab2b1c TI |
2126 | err = pci_enable_device(pci); |
2127 | if (err < 0) | |
1da177e4 LT |
2128 | return err; |
2129 | /* check, if we can restrict PCI DMA transfers to 31 bits */ | |
929a22a5 YH |
2130 | if (pci_set_dma_mask(pci, DMA_BIT_MASK(31)) < 0 || |
2131 | pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(31)) < 0) { | |
f9ab2b1c TI |
2132 | snd_printk(KERN_ERR "architecture does not support " |
2133 | "31bit PCI busmaster DMA\n"); | |
1da177e4 LT |
2134 | pci_disable_device(pci); |
2135 | return -ENXIO; | |
2136 | } | |
2137 | ||
f9ab2b1c TI |
2138 | codec = kzalloc(sizeof(*codec), GFP_KERNEL); |
2139 | if (!codec) { | |
1da177e4 LT |
2140 | pci_disable_device(pci); |
2141 | return -ENOMEM; | |
2142 | } | |
2143 | ||
2144 | spin_lock_init(&codec->reg_lock); | |
2145 | spin_lock_init(&codec->voice_alloc); | |
2146 | ||
2147 | codec->card = card; | |
2148 | codec->pci = pci; | |
2149 | codec->irq = -1; | |
44c10138 | 2150 | codec->revision = pci->revision; |
1da177e4 LT |
2151 | codec->spdif_support = spdif_support; |
2152 | ||
2153 | if (pcm_streams < 1) | |
2154 | pcm_streams = 1; | |
2155 | if (pcm_streams > 32) | |
2156 | pcm_streams = 32; | |
2157 | ||
2158 | pci_set_master(pci); | |
2159 | pci_read_config_word(pci, PCI_COMMAND, &cmdw); | |
2160 | if ((cmdw & PCI_COMMAND_IO) != PCI_COMMAND_IO) { | |
2161 | cmdw |= PCI_COMMAND_IO; | |
2162 | pci_write_config_word(pci, PCI_COMMAND, cmdw); | |
2163 | } | |
2164 | pci_set_master(pci); | |
2165 | ||
2166 | if (snd_ali_resources(codec)) { | |
2167 | snd_ali_free(codec); | |
2168 | return -EBUSY; | |
2169 | } | |
2170 | ||
2171 | synchronize_irq(pci->irq); | |
2172 | ||
2173 | codec->synth.chmap = 0; | |
2174 | codec->synth.chcnt = 0; | |
2175 | codec->spdif_mask = 0; | |
2176 | codec->synth.synthcount = 0; | |
2177 | ||
2178 | if (codec->revision == ALI_5451_V02) | |
2179 | codec->chregs.regs.ac97read = ALI_AC97_WRITE; | |
2180 | else | |
2181 | codec->chregs.regs.ac97read = ALI_AC97_READ; | |
2182 | codec->chregs.regs.ac97write = ALI_AC97_WRITE; | |
2183 | ||
2184 | codec->chregs.regs.start = ALI_START; | |
2185 | codec->chregs.regs.stop = ALI_STOP; | |
2186 | codec->chregs.regs.aint = ALI_AINT; | |
2187 | codec->chregs.regs.ainten = ALI_AINTEN; | |
2188 | ||
2189 | codec->chregs.data.start = 0x00; | |
2190 | codec->chregs.data.stop = 0x00; | |
2191 | codec->chregs.data.aint = 0x00; | |
2192 | codec->chregs.data.ainten = 0x00; | |
2193 | ||
2194 | /* M1533: southbridge */ | |
bf53c3b3 | 2195 | codec->pci_m1533 = pci_get_device(0x10b9, 0x1533, NULL); |
f9ab2b1c | 2196 | if (!codec->pci_m1533) { |
1da177e4 LT |
2197 | snd_printk(KERN_ERR "ali5451: cannot find ALi 1533 chip.\n"); |
2198 | snd_ali_free(codec); | |
2199 | return -ENODEV; | |
2200 | } | |
2201 | /* M7101: power management */ | |
bf53c3b3 | 2202 | codec->pci_m7101 = pci_get_device(0x10b9, 0x7101, NULL); |
f9ab2b1c | 2203 | if (!codec->pci_m7101 && codec->revision == ALI_5451_V02) { |
1da177e4 LT |
2204 | snd_printk(KERN_ERR "ali5451: cannot find ALi 7101 chip.\n"); |
2205 | snd_ali_free(codec); | |
2206 | return -ENODEV; | |
2207 | } | |
2208 | ||
2209 | snd_ali_printk("snd_device_new is called.\n"); | |
f9ab2b1c TI |
2210 | err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, codec, &ops); |
2211 | if (err < 0) { | |
1da177e4 LT |
2212 | snd_ali_free(codec); |
2213 | return err; | |
2214 | } | |
2215 | ||
c187c041 TI |
2216 | snd_card_set_dev(card, &pci->dev); |
2217 | ||
1da177e4 | 2218 | /* initialise synth voices*/ |
f9ab2b1c | 2219 | for (i = 0; i < ALI_CHANNELS; i++) |
1da177e4 | 2220 | codec->synth.voices[i].number = i; |
1da177e4 | 2221 | |
f9ab2b1c TI |
2222 | err = snd_ali_chip_init(codec); |
2223 | if (err < 0) { | |
99b359ba | 2224 | snd_printk(KERN_ERR "ali create: chip init error.\n"); |
1da177e4 LT |
2225 | return err; |
2226 | } | |
2227 | ||
2228 | #ifdef CONFIG_PM | |
2229 | codec->image = kmalloc(sizeof(*codec->image), GFP_KERNEL); | |
f9ab2b1c | 2230 | if (!codec->image) |
1da177e4 | 2231 | snd_printk(KERN_WARNING "can't allocate apm buffer\n"); |
1da177e4 LT |
2232 | #endif |
2233 | ||
2234 | snd_ali_enable_address_interrupt(codec); | |
2235 | codec->hw_initialized = 1; | |
2236 | ||
2237 | *r_ali = codec; | |
2238 | snd_ali_printk("created.\n"); | |
2239 | return 0; | |
2240 | } | |
2241 | ||
2242 | static int __devinit snd_ali_probe(struct pci_dev *pci, | |
2243 | const struct pci_device_id *pci_id) | |
2244 | { | |
d1fabd9c TI |
2245 | struct snd_card *card; |
2246 | struct snd_ali *codec; | |
1da177e4 LT |
2247 | int err; |
2248 | ||
2249 | snd_ali_printk("probe ...\n"); | |
2250 | ||
e58de7ba TI |
2251 | err = snd_card_create(index, id, THIS_MODULE, 0, &card); |
2252 | if (err < 0) | |
2253 | return err; | |
1da177e4 | 2254 | |
f9ab2b1c TI |
2255 | err = snd_ali_create(card, pci, pcm_channels, spdif, &codec); |
2256 | if (err < 0) | |
2257 | goto error; | |
bf53c3b3 | 2258 | card->private_data = codec; |
1da177e4 LT |
2259 | |
2260 | snd_ali_printk("mixer building ...\n"); | |
f9ab2b1c TI |
2261 | err = snd_ali_mixer(codec); |
2262 | if (err < 0) | |
2263 | goto error; | |
1da177e4 LT |
2264 | |
2265 | snd_ali_printk("pcm building ...\n"); | |
f9ab2b1c TI |
2266 | err = snd_ali_build_pcms(codec); |
2267 | if (err < 0) | |
2268 | goto error; | |
1da177e4 | 2269 | |
5cbff89c SK |
2270 | snd_ali_proc_init(codec); |
2271 | ||
1da177e4 LT |
2272 | strcpy(card->driver, "ALI5451"); |
2273 | strcpy(card->shortname, "ALI 5451"); | |
2274 | ||
ba8c3c37 | 2275 | sprintf(card->longname, "%s at 0x%lx, irq %i", |
1da177e4 LT |
2276 | card->shortname, codec->port, codec->irq); |
2277 | ||
2278 | snd_ali_printk("register card.\n"); | |
f9ab2b1c TI |
2279 | err = snd_card_register(card); |
2280 | if (err < 0) | |
2281 | goto error; | |
2282 | ||
1da177e4 | 2283 | pci_set_drvdata(pci, card); |
1da177e4 | 2284 | return 0; |
f9ab2b1c TI |
2285 | |
2286 | error: | |
2287 | snd_card_free(card); | |
2288 | return err; | |
1da177e4 LT |
2289 | } |
2290 | ||
2291 | static void __devexit snd_ali_remove(struct pci_dev *pci) | |
2292 | { | |
2293 | snd_card_free(pci_get_drvdata(pci)); | |
2294 | pci_set_drvdata(pci, NULL); | |
2295 | } | |
2296 | ||
2297 | static struct pci_driver driver = { | |
3733e424 | 2298 | .name = KBUILD_MODNAME, |
1da177e4 LT |
2299 | .id_table = snd_ali_ids, |
2300 | .probe = snd_ali_probe, | |
2301 | .remove = __devexit_p(snd_ali_remove), | |
bf53c3b3 TI |
2302 | #ifdef CONFIG_PM |
2303 | .suspend = ali_suspend, | |
2304 | .resume = ali_resume, | |
2305 | #endif | |
1da177e4 LT |
2306 | }; |
2307 | ||
2308 | static int __init alsa_card_ali_init(void) | |
2309 | { | |
01d25d46 | 2310 | return pci_register_driver(&driver); |
1da177e4 LT |
2311 | } |
2312 | ||
2313 | static void __exit alsa_card_ali_exit(void) | |
2314 | { | |
2315 | pci_unregister_driver(&driver); | |
2316 | } | |
2317 | ||
2318 | module_init(alsa_card_ali_init) | |
2319 | module_exit(alsa_card_ali_exit) |