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 | ||
6cbbfe1c | 28 | #include <linux/io.h> |
1da177e4 LT |
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; | |
a67ff6a5 | 51 | static bool 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 | 62 | /* just for backward compatibility */ |
a67ff6a5 | 63 | static bool enable; |
8a3fb4d0 TI |
64 | module_param(enable, bool, 0444); |
65 | ||
66 | ||
1da177e4 LT |
67 | /* |
68 | * Constants definition | |
69 | */ | |
70 | ||
8cdfd251 | 71 | #define DEVICE_ID_ALI5451 ((PCI_VENDOR_ID_AL<<16)|PCI_DEVICE_ID_AL_M5451) |
1da177e4 LT |
72 | |
73 | ||
74 | #define ALI_CHANNELS 32 | |
75 | ||
76 | #define ALI_PCM_IN_CHANNEL 31 | |
77 | #define ALI_SPDIF_IN_CHANNEL 19 | |
78 | #define ALI_SPDIF_OUT_CHANNEL 15 | |
79 | #define ALI_CENTER_CHANNEL 24 | |
80 | #define ALI_LEF_CHANNEL 23 | |
81 | #define ALI_SURR_LEFT_CHANNEL 26 | |
82 | #define ALI_SURR_RIGHT_CHANNEL 25 | |
5cbff89c SK |
83 | #define ALI_MODEM_IN_CHANNEL 21 |
84 | #define ALI_MODEM_OUT_CHANNEL 20 | |
1da177e4 LT |
85 | |
86 | #define SNDRV_ALI_VOICE_TYPE_PCM 01 | |
87 | #define SNDRV_ALI_VOICE_TYPE_OTH 02 | |
88 | ||
89 | #define ALI_5451_V02 0x02 | |
90 | ||
91 | /* | |
92 | * Direct Registers | |
93 | */ | |
94 | ||
f9ab2b1c TI |
95 | #define ALI_LEGACY_DMAR0 0x00 /* ADR0 */ |
96 | #define ALI_LEGACY_DMAR4 0x04 /* CNT0 */ | |
97 | #define ALI_LEGACY_DMAR11 0x0b /* MOD */ | |
98 | #define ALI_LEGACY_DMAR15 0x0f /* MMR */ | |
1da177e4 LT |
99 | #define ALI_MPUR0 0x20 |
100 | #define ALI_MPUR1 0x21 | |
101 | #define ALI_MPUR2 0x22 | |
102 | #define ALI_MPUR3 0x23 | |
103 | ||
104 | #define ALI_AC97_WRITE 0x40 | |
105 | #define ALI_AC97_READ 0x44 | |
106 | ||
107 | #define ALI_SCTRL 0x48 | |
108 | #define ALI_SPDIF_OUT_ENABLE 0x20 | |
5cbff89c SK |
109 | #define ALI_SCTRL_LINE_IN2 (1 << 9) |
110 | #define ALI_SCTRL_GPIO_IN2 (1 << 13) | |
111 | #define ALI_SCTRL_LINE_OUT_EN (1 << 20) | |
112 | #define ALI_SCTRL_GPIO_OUT_EN (1 << 23) | |
113 | #define ALI_SCTRL_CODEC1_READY (1 << 24) | |
114 | #define ALI_SCTRL_CODEC2_READY (1 << 25) | |
1da177e4 | 115 | #define ALI_AC97_GPIO 0x4c |
5cbff89c SK |
116 | #define ALI_AC97_GPIO_ENABLE 0x8000 |
117 | #define ALI_AC97_GPIO_DATA_SHIFT 16 | |
1da177e4 LT |
118 | #define ALI_SPDIF_CS 0x70 |
119 | #define ALI_SPDIF_CTRL 0x74 | |
120 | #define ALI_SPDIF_IN_FUNC_ENABLE 0x02 | |
121 | #define ALI_SPDIF_IN_CH_STATUS 0x40 | |
122 | #define ALI_SPDIF_OUT_CH_STATUS 0xbf | |
123 | #define ALI_START 0x80 | |
124 | #define ALI_STOP 0x84 | |
125 | #define ALI_CSPF 0x90 | |
126 | #define ALI_AINT 0x98 | |
127 | #define ALI_GC_CIR 0xa0 | |
128 | #define ENDLP_IE 0x00001000 | |
129 | #define MIDLP_IE 0x00002000 | |
130 | #define ALI_AINTEN 0xa4 | |
131 | #define ALI_VOLUME 0xa8 | |
132 | #define ALI_SBDELTA_DELTA_R 0xac | |
133 | #define ALI_MISCINT 0xb0 | |
134 | #define ADDRESS_IRQ 0x00000020 | |
135 | #define TARGET_REACHED 0x00008000 | |
136 | #define MIXER_OVERFLOW 0x00000800 | |
137 | #define MIXER_UNDERFLOW 0x00000400 | |
5cbff89c | 138 | #define GPIO_IRQ 0x01000000 |
1da177e4 LT |
139 | #define ALI_SBBL_SBCL 0xc0 |
140 | #define ALI_SBCTRL_SBE2R_SBDD 0xc4 | |
141 | #define ALI_STIMER 0xc8 | |
142 | #define ALI_GLOBAL_CONTROL 0xd4 | |
143 | #define ALI_SPDIF_OUT_SEL_PCM 0x00000400 /* bit 10 */ | |
144 | #define ALI_SPDIF_IN_SUPPORT 0x00000800 /* bit 11 */ | |
145 | #define ALI_SPDIF_OUT_CH_ENABLE 0x00008000 /* bit 15 */ | |
146 | #define ALI_SPDIF_IN_CH_ENABLE 0x00080000 /* bit 19 */ | |
147 | #define ALI_PCM_IN_ENABLE 0x80000000 /* bit 31 */ | |
148 | ||
149 | #define ALI_CSO_ALPHA_FMS 0xe0 | |
150 | #define ALI_LBA 0xe4 | |
151 | #define ALI_ESO_DELTA 0xe8 | |
152 | #define ALI_GVSEL_PAN_VOC_CTRL_EC 0xf0 | |
153 | #define ALI_EBUF1 0xf4 | |
154 | #define ALI_EBUF2 0xf8 | |
155 | ||
156 | #define ALI_REG(codec, x) ((codec)->port + x) | |
157 | ||
5cbff89c SK |
158 | #define MAX_CODECS 2 |
159 | ||
160 | ||
d1fabd9c TI |
161 | struct snd_ali; |
162 | struct snd_ali_voice; | |
1da177e4 | 163 | |
d1fabd9c | 164 | struct snd_ali_channel_control { |
f9ab2b1c | 165 | /* register data */ |
1da177e4 LT |
166 | struct REGDATA { |
167 | unsigned int start; | |
168 | unsigned int stop; | |
169 | unsigned int aint; | |
170 | unsigned int ainten; | |
171 | } data; | |
172 | ||
f9ab2b1c | 173 | /* register addresses */ |
1da177e4 LT |
174 | struct REGS { |
175 | unsigned int start; | |
176 | unsigned int stop; | |
177 | unsigned int aint; | |
178 | unsigned int ainten; | |
179 | unsigned int ac97read; | |
180 | unsigned int ac97write; | |
181 | } regs; | |
182 | ||
d1fabd9c | 183 | }; |
1da177e4 | 184 | |
d1fabd9c | 185 | struct snd_ali_voice { |
1da177e4 | 186 | unsigned int number; |
f9ab2b1c TI |
187 | unsigned int use :1, |
188 | pcm :1, | |
189 | midi :1, | |
190 | mode :1, | |
191 | synth :1, | |
192 | running :1; | |
1da177e4 LT |
193 | |
194 | /* PCM data */ | |
d1fabd9c TI |
195 | struct snd_ali *codec; |
196 | struct snd_pcm_substream *substream; | |
197 | struct snd_ali_voice *extra; | |
1da177e4 | 198 | |
1da177e4 LT |
199 | int eso; /* final ESO value for channel */ |
200 | int count; /* runtime->period_size */ | |
201 | ||
202 | /* --- */ | |
203 | ||
204 | void *private_data; | |
205 | void (*private_free)(void *private_data); | |
206 | }; | |
207 | ||
208 | ||
d1fabd9c | 209 | struct snd_alidev { |
1da177e4 | 210 | |
d1fabd9c | 211 | struct snd_ali_voice voices[ALI_CHANNELS]; |
1da177e4 LT |
212 | |
213 | unsigned int chcnt; /* num of opened channels */ | |
214 | unsigned int chmap; /* bitmap for opened channels */ | |
215 | unsigned int synthcount; | |
216 | ||
d1fabd9c | 217 | }; |
1da177e4 LT |
218 | |
219 | ||
1da177e4 LT |
220 | #define ALI_GLOBAL_REGS 56 |
221 | #define ALI_CHANNEL_REGS 8 | |
d1fabd9c | 222 | struct snd_ali_image { |
f9ab2b1c TI |
223 | u32 regs[ALI_GLOBAL_REGS]; |
224 | u32 channel_regs[ALI_CHANNELS][ALI_CHANNEL_REGS]; | |
d1fabd9c | 225 | }; |
1da177e4 LT |
226 | |
227 | ||
d1fabd9c | 228 | struct snd_ali { |
ba8c3c37 | 229 | int irq; |
1da177e4 LT |
230 | unsigned long port; |
231 | unsigned char revision; | |
232 | ||
f9ab2b1c TI |
233 | unsigned int hw_initialized :1; |
234 | unsigned int spdif_support :1; | |
1da177e4 LT |
235 | |
236 | struct pci_dev *pci; | |
237 | struct pci_dev *pci_m1533; | |
238 | struct pci_dev *pci_m7101; | |
239 | ||
d1fabd9c TI |
240 | struct snd_card *card; |
241 | struct snd_pcm *pcm[MAX_CODECS]; | |
242 | struct snd_alidev synth; | |
243 | struct snd_ali_channel_control chregs; | |
1da177e4 LT |
244 | |
245 | /* S/PDIF Mask */ | |
246 | unsigned int spdif_mask; | |
247 | ||
248 | unsigned int spurious_irq_count; | |
249 | unsigned int spurious_irq_max_delta; | |
250 | ||
5cbff89c SK |
251 | unsigned int num_of_codecs; |
252 | ||
d1fabd9c TI |
253 | struct snd_ac97_bus *ac97_bus; |
254 | struct snd_ac97 *ac97[MAX_CODECS]; | |
1da177e4 LT |
255 | unsigned short ac97_ext_id; |
256 | unsigned short ac97_ext_status; | |
257 | ||
258 | spinlock_t reg_lock; | |
259 | spinlock_t voice_alloc; | |
260 | ||
c7561cd8 | 261 | #ifdef CONFIG_PM_SLEEP |
d1fabd9c | 262 | struct snd_ali_image *image; |
1da177e4 LT |
263 | #endif |
264 | }; | |
265 | ||
9baa3c34 | 266 | static const struct pci_device_id snd_ali_ids[] = { |
ec6c8c3b | 267 | {PCI_DEVICE(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M5451), 0, 0, 0}, |
1da177e4 LT |
268 | {0, } |
269 | }; | |
270 | MODULE_DEVICE_TABLE(pci, snd_ali_ids); | |
271 | ||
d1fabd9c TI |
272 | static void snd_ali_clear_voices(struct snd_ali *, unsigned int, unsigned int); |
273 | static unsigned short snd_ali_codec_peek(struct snd_ali *, int, unsigned short); | |
f9ab2b1c TI |
274 | static void snd_ali_codec_poke(struct snd_ali *, int, unsigned short, |
275 | unsigned short); | |
1da177e4 LT |
276 | |
277 | /* | |
278 | * AC97 ACCESS | |
279 | */ | |
280 | ||
d1fabd9c | 281 | static inline unsigned int snd_ali_5451_peek(struct snd_ali *codec, |
f9ab2b1c | 282 | unsigned int port) |
1da177e4 LT |
283 | { |
284 | return (unsigned int)inl(ALI_REG(codec, port)); | |
285 | } | |
286 | ||
f9ab2b1c TI |
287 | static inline void snd_ali_5451_poke(struct snd_ali *codec, |
288 | unsigned int port, | |
289 | unsigned int val) | |
1da177e4 LT |
290 | { |
291 | outl((unsigned int)val, ALI_REG(codec, port)); | |
292 | } | |
293 | ||
f9ab2b1c TI |
294 | static int snd_ali_codec_ready(struct snd_ali *codec, |
295 | unsigned int port) | |
1da177e4 LT |
296 | { |
297 | unsigned long end_time; | |
298 | unsigned int res; | |
299 | ||
755e1371 | 300 | end_time = jiffies + msecs_to_jiffies(250); |
70bdbd3d BZ |
301 | |
302 | for (;;) { | |
1da177e4 | 303 | res = snd_ali_5451_peek(codec,port); |
f9ab2b1c | 304 | if (!(res & 0x8000)) |
1da177e4 | 305 | return 0; |
70bdbd3d BZ |
306 | if (!time_after_eq(end_time, jiffies)) |
307 | break; | |
755e1371 | 308 | schedule_timeout_uninterruptible(1); |
70bdbd3d BZ |
309 | } |
310 | ||
1da177e4 | 311 | snd_ali_5451_poke(codec, port, res & ~0x8000); |
5f1e6937 | 312 | dev_dbg(codec->card->dev, "ali_codec_ready: codec is not ready.\n "); |
1da177e4 LT |
313 | return -EIO; |
314 | } | |
315 | ||
d1fabd9c | 316 | static int snd_ali_stimer_ready(struct snd_ali *codec) |
1da177e4 LT |
317 | { |
318 | unsigned long end_time; | |
319 | unsigned long dwChk1,dwChk2; | |
320 | ||
321 | dwChk1 = snd_ali_5451_peek(codec, ALI_STIMER); | |
755e1371 | 322 | end_time = jiffies + msecs_to_jiffies(250); |
70bdbd3d BZ |
323 | |
324 | for (;;) { | |
1da177e4 LT |
325 | dwChk2 = snd_ali_5451_peek(codec, ALI_STIMER); |
326 | if (dwChk2 != dwChk1) | |
327 | return 0; | |
70bdbd3d BZ |
328 | if (!time_after_eq(end_time, jiffies)) |
329 | break; | |
755e1371 | 330 | schedule_timeout_uninterruptible(1); |
70bdbd3d BZ |
331 | } |
332 | ||
5f1e6937 | 333 | dev_err(codec->card->dev, "ali_stimer_read: stimer is not ready.\n"); |
1da177e4 LT |
334 | return -EIO; |
335 | } | |
336 | ||
d1fabd9c | 337 | static void snd_ali_codec_poke(struct snd_ali *codec,int secondary, |
f9ab2b1c TI |
338 | unsigned short reg, |
339 | unsigned short val) | |
1da177e4 | 340 | { |
f9ab2b1c TI |
341 | unsigned int dwVal; |
342 | unsigned int port; | |
1da177e4 LT |
343 | |
344 | if (reg >= 0x80) { | |
5f1e6937 TI |
345 | dev_err(codec->card->dev, |
346 | "ali_codec_poke: reg(%xh) invalid.\n", reg); | |
1da177e4 LT |
347 | return; |
348 | } | |
349 | ||
350 | port = codec->chregs.regs.ac97write; | |
351 | ||
755e1371 | 352 | if (snd_ali_codec_ready(codec, port) < 0) |
1da177e4 | 353 | return; |
755e1371 | 354 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 LT |
355 | return; |
356 | ||
357 | dwVal = (unsigned int) (reg & 0xff); | |
358 | dwVal |= 0x8000 | (val << 16); | |
f9ab2b1c TI |
359 | if (secondary) |
360 | dwVal |= 0x0080; | |
361 | if (codec->revision == ALI_5451_V02) | |
362 | dwVal |= 0x0100; | |
1da177e4 | 363 | |
f9ab2b1c | 364 | snd_ali_5451_poke(codec, port, dwVal); |
1da177e4 LT |
365 | |
366 | return ; | |
367 | } | |
368 | ||
f9ab2b1c TI |
369 | static unsigned short snd_ali_codec_peek(struct snd_ali *codec, |
370 | int secondary, | |
371 | unsigned short reg) | |
1da177e4 | 372 | { |
f9ab2b1c TI |
373 | unsigned int dwVal; |
374 | unsigned int port; | |
1da177e4 LT |
375 | |
376 | if (reg >= 0x80) { | |
5f1e6937 TI |
377 | dev_err(codec->card->dev, |
378 | "ali_codec_peek: reg(%xh) invalid.\n", reg); | |
1da177e4 LT |
379 | return ~0; |
380 | } | |
381 | ||
382 | port = codec->chregs.regs.ac97read; | |
383 | ||
755e1371 | 384 | if (snd_ali_codec_ready(codec, port) < 0) |
1da177e4 | 385 | return ~0; |
755e1371 | 386 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 LT |
387 | return ~0; |
388 | ||
389 | dwVal = (unsigned int) (reg & 0xff); | |
390 | dwVal |= 0x8000; /* bit 15*/ | |
f9ab2b1c TI |
391 | if (secondary) |
392 | dwVal |= 0x0080; | |
1da177e4 LT |
393 | |
394 | snd_ali_5451_poke(codec, port, dwVal); | |
395 | ||
755e1371 | 396 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 | 397 | return ~0; |
755e1371 | 398 | if (snd_ali_codec_ready(codec, port) < 0) |
1da177e4 LT |
399 | return ~0; |
400 | ||
f9ab2b1c | 401 | return (snd_ali_5451_peek(codec, port) & 0xffff0000) >> 16; |
1da177e4 LT |
402 | } |
403 | ||
d1fabd9c | 404 | static void snd_ali_codec_write(struct snd_ac97 *ac97, |
1da177e4 LT |
405 | unsigned short reg, |
406 | unsigned short val ) | |
407 | { | |
d1fabd9c | 408 | struct snd_ali *codec = ac97->private_data; |
1da177e4 | 409 | |
5f1e6937 | 410 | dev_dbg(codec->card->dev, "codec_write: reg=%xh data=%xh.\n", reg, val); |
f9ab2b1c TI |
411 | if (reg == AC97_GPIO_STATUS) { |
412 | outl((val << ALI_AC97_GPIO_DATA_SHIFT) | ALI_AC97_GPIO_ENABLE, | |
413 | ALI_REG(codec, ALI_AC97_GPIO)); | |
5cbff89c SK |
414 | return; |
415 | } | |
416 | snd_ali_codec_poke(codec, ac97->num, reg, val); | |
1da177e4 LT |
417 | return ; |
418 | } | |
419 | ||
420 | ||
f9ab2b1c TI |
421 | static unsigned short snd_ali_codec_read(struct snd_ac97 *ac97, |
422 | unsigned short reg) | |
1da177e4 | 423 | { |
d1fabd9c | 424 | struct snd_ali *codec = ac97->private_data; |
1da177e4 | 425 | |
5f1e6937 | 426 | dev_dbg(codec->card->dev, "codec_read reg=%xh.\n", reg); |
f9ab2b1c | 427 | return snd_ali_codec_peek(codec, ac97->num, reg); |
1da177e4 LT |
428 | } |
429 | ||
430 | /* | |
431 | * AC97 Reset | |
432 | */ | |
433 | ||
d1fabd9c | 434 | static int snd_ali_reset_5451(struct snd_ali *codec) |
1da177e4 | 435 | { |
f9ab2b1c | 436 | struct pci_dev *pci_dev; |
1da177e4 LT |
437 | unsigned short wCount, wReg; |
438 | unsigned int dwVal; | |
439 | ||
f9ab2b1c TI |
440 | pci_dev = codec->pci_m1533; |
441 | if (pci_dev) { | |
1da177e4 LT |
442 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); |
443 | pci_write_config_dword(pci_dev, 0x7c, dwVal | 0x08000000); | |
76039358 | 444 | mdelay(5); |
1da177e4 LT |
445 | pci_read_config_dword(pci_dev, 0x7c, &dwVal); |
446 | pci_write_config_dword(pci_dev, 0x7c, dwVal & 0xf7ffffff); | |
76039358 | 447 | mdelay(5); |
1da177e4 LT |
448 | } |
449 | ||
450 | pci_dev = codec->pci; | |
451 | pci_read_config_dword(pci_dev, 0x44, &dwVal); | |
452 | pci_write_config_dword(pci_dev, 0x44, dwVal | 0x000c0000); | |
453 | udelay(500); | |
454 | pci_read_config_dword(pci_dev, 0x44, &dwVal); | |
455 | pci_write_config_dword(pci_dev, 0x44, dwVal & 0xfffbffff); | |
76039358 | 456 | mdelay(5); |
1da177e4 LT |
457 | |
458 | wCount = 200; | |
459 | while(wCount--) { | |
460 | wReg = snd_ali_codec_peek(codec, 0, AC97_POWERDOWN); | |
f9ab2b1c | 461 | if ((wReg & 0x000f) == 0x000f) |
1da177e4 | 462 | return 0; |
76039358 | 463 | mdelay(5); |
1da177e4 LT |
464 | } |
465 | ||
466 | /* non-fatal if you have a non PM capable codec */ | |
5f1e6937 | 467 | /* dev_warn(codec->card->dev, "ali5451: reset time out\n"); */ |
1da177e4 LT |
468 | return 0; |
469 | } | |
470 | ||
1da177e4 LT |
471 | /* |
472 | * ALI 5451 Controller | |
473 | */ | |
474 | ||
f9ab2b1c TI |
475 | static void snd_ali_enable_special_channel(struct snd_ali *codec, |
476 | unsigned int channel) | |
1da177e4 | 477 | { |
f9ab2b1c | 478 | unsigned long dwVal; |
1da177e4 | 479 | |
f9ab2b1c | 480 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
1da177e4 | 481 | dwVal |= 1 << (channel & 0x0000001f); |
f9ab2b1c | 482 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
1da177e4 LT |
483 | } |
484 | ||
f9ab2b1c TI |
485 | static void snd_ali_disable_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 | 495 | static void snd_ali_enable_address_interrupt(struct snd_ali *codec) |
1da177e4 LT |
496 | { |
497 | unsigned int gc; | |
498 | ||
499 | gc = inl(ALI_REG(codec, ALI_GC_CIR)); | |
500 | gc |= ENDLP_IE; | |
501 | gc |= MIDLP_IE; | |
502 | outl( gc, ALI_REG(codec, ALI_GC_CIR)); | |
503 | } | |
504 | ||
f9ab2b1c | 505 | static void snd_ali_disable_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 TI |
515 | static void snd_ali_disable_voice_irq(struct snd_ali *codec, |
516 | unsigned int channel) | |
1da177e4 LT |
517 | { |
518 | unsigned int mask; | |
d1fabd9c | 519 | struct snd_ali_channel_control *pchregs = &(codec->chregs); |
1da177e4 | 520 | |
5f1e6937 | 521 | dev_dbg(codec->card->dev, "disable_voice_irq channel=%d\n", channel); |
1da177e4 LT |
522 | |
523 | mask = 1 << (channel & 0x1f); | |
f9ab2b1c | 524 | pchregs->data.ainten = inl(ALI_REG(codec, pchregs->regs.ainten)); |
1da177e4 | 525 | pchregs->data.ainten &= ~mask; |
f9ab2b1c | 526 | outl(pchregs->data.ainten, ALI_REG(codec, pchregs->regs.ainten)); |
1da177e4 LT |
527 | } |
528 | ||
d1fabd9c | 529 | static int snd_ali_alloc_pcm_channel(struct snd_ali *codec, int channel) |
1da177e4 LT |
530 | { |
531 | unsigned int idx = channel & 0x1f; | |
532 | ||
533 | if (codec->synth.chcnt >= ALI_CHANNELS){ | |
5f1e6937 | 534 | dev_err(codec->card->dev, |
f9ab2b1c | 535 | "ali_alloc_pcm_channel: no free channels.\n"); |
1da177e4 LT |
536 | return -1; |
537 | } | |
538 | ||
539 | if (!(codec->synth.chmap & (1 << idx))) { | |
540 | codec->synth.chmap |= 1 << idx; | |
541 | codec->synth.chcnt++; | |
5f1e6937 | 542 | dev_dbg(codec->card->dev, "alloc_pcm_channel no. %d.\n", idx); |
1da177e4 LT |
543 | return idx; |
544 | } | |
545 | return -1; | |
546 | } | |
547 | ||
d1fabd9c | 548 | static int snd_ali_find_free_channel(struct snd_ali * codec, int rec) |
1da177e4 LT |
549 | { |
550 | int idx; | |
551 | int result = -1; | |
552 | ||
5f1e6937 TI |
553 | dev_dbg(codec->card->dev, |
554 | "find_free_channel: for %s\n", rec ? "rec" : "pcm"); | |
1da177e4 | 555 | |
f9ab2b1c | 556 | /* recording */ |
1da177e4 LT |
557 | if (rec) { |
558 | if (codec->spdif_support && | |
f9ab2b1c TI |
559 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & |
560 | ALI_SPDIF_IN_SUPPORT)) | |
1da177e4 LT |
561 | idx = ALI_SPDIF_IN_CHANNEL; |
562 | else | |
563 | idx = ALI_PCM_IN_CHANNEL; | |
564 | ||
f9ab2b1c TI |
565 | result = snd_ali_alloc_pcm_channel(codec, idx); |
566 | if (result >= 0) | |
1da177e4 | 567 | return result; |
f9ab2b1c | 568 | else { |
5f1e6937 TI |
569 | dev_err(codec->card->dev, |
570 | "ali_find_free_channel: record channel is busy now.\n"); | |
1da177e4 LT |
571 | return -1; |
572 | } | |
573 | } | |
574 | ||
f9ab2b1c | 575 | /* playback... */ |
1da177e4 | 576 | if (codec->spdif_support && |
f9ab2b1c TI |
577 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & |
578 | ALI_SPDIF_OUT_CH_ENABLE)) { | |
1da177e4 | 579 | idx = ALI_SPDIF_OUT_CHANNEL; |
f9ab2b1c TI |
580 | result = snd_ali_alloc_pcm_channel(codec, idx); |
581 | if (result >= 0) | |
1da177e4 | 582 | return result; |
f9ab2b1c | 583 | else |
5f1e6937 TI |
584 | dev_err(codec->card->dev, |
585 | "ali_find_free_channel: S/PDIF out channel is in busy now.\n"); | |
1da177e4 LT |
586 | } |
587 | ||
588 | for (idx = 0; idx < ALI_CHANNELS; idx++) { | |
f9ab2b1c TI |
589 | result = snd_ali_alloc_pcm_channel(codec, idx); |
590 | if (result >= 0) | |
1da177e4 LT |
591 | return result; |
592 | } | |
5f1e6937 | 593 | dev_err(codec->card->dev, "ali_find_free_channel: no free channels.\n"); |
1da177e4 LT |
594 | return -1; |
595 | } | |
596 | ||
d1fabd9c | 597 | static void snd_ali_free_channel_pcm(struct snd_ali *codec, int channel) |
1da177e4 LT |
598 | { |
599 | unsigned int idx = channel & 0x0000001f; | |
600 | ||
5f1e6937 | 601 | dev_dbg(codec->card->dev, "free_channel_pcm channel=%d\n", channel); |
1da177e4 LT |
602 | |
603 | if (channel < 0 || channel >= ALI_CHANNELS) | |
604 | return; | |
605 | ||
606 | if (!(codec->synth.chmap & (1 << idx))) { | |
5f1e6937 TI |
607 | dev_err(codec->card->dev, |
608 | "ali_free_channel_pcm: channel %d is not in use.\n", | |
609 | channel); | |
1da177e4 LT |
610 | return; |
611 | } else { | |
612 | codec->synth.chmap &= ~(1 << idx); | |
613 | codec->synth.chcnt--; | |
614 | } | |
615 | } | |
616 | ||
f9ab2b1c | 617 | static void snd_ali_stop_voice(struct snd_ali *codec, unsigned int channel) |
1da177e4 LT |
618 | { |
619 | unsigned int mask = 1 << (channel & 0x1f); | |
620 | ||
5f1e6937 | 621 | dev_dbg(codec->card->dev, "stop_voice: channel=%d\n", channel); |
1da177e4 LT |
622 | outl(mask, ALI_REG(codec, codec->chregs.regs.stop)); |
623 | } | |
624 | ||
625 | /* | |
626 | * S/PDIF Part | |
627 | */ | |
628 | ||
d1fabd9c | 629 | static void snd_ali_delay(struct snd_ali *codec,int interval) |
1da177e4 LT |
630 | { |
631 | unsigned long begintimer,currenttimer; | |
632 | ||
633 | begintimer = inl(ALI_REG(codec, ALI_STIMER)); | |
634 | currenttimer = inl(ALI_REG(codec, ALI_STIMER)); | |
635 | ||
636 | while (currenttimer < begintimer + interval) { | |
f9ab2b1c | 637 | if (snd_ali_stimer_ready(codec) < 0) |
1da177e4 LT |
638 | break; |
639 | currenttimer = inl(ALI_REG(codec, ALI_STIMER)); | |
f9ab2b1c | 640 | cpu_relax(); |
1da177e4 LT |
641 | } |
642 | } | |
643 | ||
d1fabd9c | 644 | static void snd_ali_detect_spdif_rate(struct snd_ali *codec) |
1da177e4 | 645 | { |
f9ab2b1c | 646 | u16 wval; |
1da177e4 | 647 | u16 count = 0; |
f9ab2b1c | 648 | u8 bval, R1 = 0, R2; |
1da177e4 | 649 | |
f9ab2b1c | 650 | bval = inb(ALI_REG(codec, ALI_SPDIF_CTRL + 1)); |
1da177e4 | 651 | bval |= 0x1F; |
f9ab2b1c | 652 | outb(bval, ALI_REG(codec, ALI_SPDIF_CTRL + 1)); |
1da177e4 | 653 | |
f9ab2b1c | 654 | while ((R1 < 0x0b || R1 > 0x0e) && R1 != 0x12 && count <= 50000) { |
1da177e4 LT |
655 | count ++; |
656 | snd_ali_delay(codec, 6); | |
f9ab2b1c | 657 | bval = inb(ALI_REG(codec, ALI_SPDIF_CTRL + 1)); |
1da177e4 LT |
658 | R1 = bval & 0x1F; |
659 | } | |
660 | ||
661 | if (count > 50000) { | |
5f1e6937 | 662 | dev_err(codec->card->dev, "ali_detect_spdif_rate: timeout!\n"); |
1da177e4 LT |
663 | return; |
664 | } | |
665 | ||
1c397324 | 666 | for (count = 0; count <= 50000; count++) { |
1da177e4 LT |
667 | snd_ali_delay(codec, 6); |
668 | bval = inb(ALI_REG(codec,ALI_SPDIF_CTRL + 1)); | |
669 | R2 = bval & 0x1F; | |
f9ab2b1c TI |
670 | if (R2 != R1) |
671 | R1 = R2; | |
672 | else | |
673 | break; | |
1da177e4 LT |
674 | } |
675 | ||
676 | if (count > 50000) { | |
5f1e6937 | 677 | dev_err(codec->card->dev, "ali_detect_spdif_rate: timeout!\n"); |
1da177e4 LT |
678 | return; |
679 | } | |
680 | ||
681 | if (R2 >= 0x0b && R2 <= 0x0e) { | |
f9ab2b1c TI |
682 | wval = inw(ALI_REG(codec, ALI_SPDIF_CTRL + 2)); |
683 | wval &= 0xe0f0; | |
684 | wval |= (0x09 << 8) | 0x05; | |
685 | outw(wval, ALI_REG(codec, ALI_SPDIF_CTRL + 2)); | |
1da177e4 | 686 | |
f9ab2b1c TI |
687 | bval = inb(ALI_REG(codec, ALI_SPDIF_CS + 3)) & 0xf0; |
688 | outb(bval | 0x02, ALI_REG(codec, ALI_SPDIF_CS + 3)); | |
1da177e4 | 689 | } else if (R2 == 0x12) { |
f9ab2b1c TI |
690 | wval = inw(ALI_REG(codec, ALI_SPDIF_CTRL + 2)); |
691 | wval &= 0xe0f0; | |
692 | wval |= (0x0e << 8) | 0x08; | |
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 | 0x03, ALI_REG(codec, ALI_SPDIF_CS + 3)); | |
1da177e4 LT |
697 | } |
698 | } | |
699 | ||
d1fabd9c | 700 | static unsigned int snd_ali_get_spdif_in_rate(struct snd_ali *codec) |
1da177e4 | 701 | { |
f9ab2b1c TI |
702 | u32 dwRate; |
703 | u8 bval; | |
1da177e4 | 704 | |
f9ab2b1c TI |
705 | bval = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); |
706 | bval &= 0x7f; | |
1da177e4 | 707 | bval |= 0x40; |
f9ab2b1c | 708 | outb(bval, ALI_REG(codec, ALI_SPDIF_CTRL)); |
1da177e4 LT |
709 | |
710 | snd_ali_detect_spdif_rate(codec); | |
711 | ||
f9ab2b1c TI |
712 | bval = inb(ALI_REG(codec, ALI_SPDIF_CS + 3)); |
713 | bval &= 0x0f; | |
1da177e4 | 714 | |
f9ab2b1c TI |
715 | switch (bval) { |
716 | case 0: dwRate = 44100; break; | |
717 | case 1: dwRate = 48000; break; | |
718 | case 2: dwRate = 32000; break; | |
719 | default: dwRate = 0; break; | |
720 | } | |
1da177e4 LT |
721 | |
722 | return dwRate; | |
723 | } | |
724 | ||
d1fabd9c | 725 | static void snd_ali_enable_spdif_in(struct snd_ali *codec) |
1da177e4 LT |
726 | { |
727 | unsigned int dwVal; | |
728 | ||
729 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
730 | dwVal |= ALI_SPDIF_IN_SUPPORT; | |
731 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
732 | ||
733 | dwVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
734 | dwVal |= 0x02; | |
735 | outb(dwVal, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
736 | ||
737 | snd_ali_enable_special_channel(codec, ALI_SPDIF_IN_CHANNEL); | |
738 | } | |
739 | ||
d1fabd9c | 740 | static void snd_ali_disable_spdif_in(struct snd_ali *codec) |
1da177e4 LT |
741 | { |
742 | unsigned int dwVal; | |
743 | ||
744 | dwVal = inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
745 | dwVal &= ~ALI_SPDIF_IN_SUPPORT; | |
746 | outl(dwVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
747 | ||
748 | snd_ali_disable_special_channel(codec, ALI_SPDIF_IN_CHANNEL); | |
749 | } | |
750 | ||
751 | ||
d1fabd9c | 752 | static void snd_ali_set_spdif_out_rate(struct snd_ali *codec, unsigned int rate) |
1da177e4 LT |
753 | { |
754 | unsigned char bVal; | |
f9ab2b1c | 755 | unsigned int dwRate; |
1da177e4 | 756 | |
f9ab2b1c TI |
757 | switch (rate) { |
758 | case 32000: dwRate = 0x300; break; | |
759 | case 48000: dwRate = 0x200; break; | |
760 | default: dwRate = 0; break; | |
761 | } | |
1da177e4 LT |
762 | |
763 | bVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
764 | bVal &= (unsigned char)(~(1<<6)); | |
765 | ||
f9ab2b1c | 766 | bVal |= 0x80; /* select right */ |
1da177e4 LT |
767 | outb(bVal, ALI_REG(codec, ALI_SPDIF_CTRL)); |
768 | outb(dwRate | 0x20, ALI_REG(codec, ALI_SPDIF_CS + 2)); | |
769 | ||
f9ab2b1c | 770 | bVal &= ~0x80; /* select left */ |
1da177e4 LT |
771 | outb(bVal, ALI_REG(codec, ALI_SPDIF_CTRL)); |
772 | outw(rate | 0x10, ALI_REG(codec, ALI_SPDIF_CS + 2)); | |
773 | } | |
774 | ||
d1fabd9c | 775 | static void snd_ali_enable_spdif_out(struct snd_ali *codec) |
1da177e4 LT |
776 | { |
777 | unsigned short wVal; | |
778 | unsigned char bVal; | |
f9ab2b1c | 779 | struct pci_dev *pci_dev; |
1da177e4 LT |
780 | |
781 | pci_dev = codec->pci_m1533; | |
782 | if (pci_dev == NULL) | |
783 | return; | |
784 | pci_read_config_byte(pci_dev, 0x61, &bVal); | |
785 | bVal |= 0x40; | |
786 | pci_write_config_byte(pci_dev, 0x61, bVal); | |
787 | pci_read_config_byte(pci_dev, 0x7d, &bVal); | |
788 | bVal |= 0x01; | |
789 | pci_write_config_byte(pci_dev, 0x7d, bVal); | |
790 | ||
791 | pci_read_config_byte(pci_dev, 0x7e, &bVal); | |
792 | bVal &= (~0x20); | |
793 | bVal |= 0x10; | |
794 | pci_write_config_byte(pci_dev, 0x7e, bVal); | |
795 | ||
796 | bVal = inb(ALI_REG(codec, ALI_SCTRL)); | |
797 | outb(bVal | ALI_SPDIF_OUT_ENABLE, ALI_REG(codec, ALI_SCTRL)); | |
798 | ||
799 | bVal = inb(ALI_REG(codec, ALI_SPDIF_CTRL)); | |
800 | outb(bVal & ALI_SPDIF_OUT_CH_STATUS, ALI_REG(codec, ALI_SPDIF_CTRL)); | |
801 | ||
f9ab2b1c TI |
802 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
803 | wVal |= ALI_SPDIF_OUT_SEL_PCM; | |
804 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
805 | snd_ali_disable_special_channel(codec, ALI_SPDIF_OUT_CHANNEL); | |
1da177e4 LT |
806 | } |
807 | ||
d1fabd9c | 808 | static void snd_ali_enable_spdif_chnout(struct snd_ali *codec) |
1da177e4 | 809 | { |
f9ab2b1c | 810 | unsigned short wVal; |
1da177e4 LT |
811 | |
812 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
813 | wVal &= ~ALI_SPDIF_OUT_SEL_PCM; | |
814 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
815 | /* | |
816 | wVal = inw(ALI_REG(codec, ALI_SPDIF_CS)); | |
817 | if (flag & ALI_SPDIF_OUT_NON_PCM) | |
818 | wVal |= 0x0002; | |
819 | else | |
820 | wVal &= (~0x0002); | |
821 | outw(wVal, ALI_REG(codec, ALI_SPDIF_CS)); | |
822 | */ | |
f9ab2b1c | 823 | snd_ali_enable_special_channel(codec, ALI_SPDIF_OUT_CHANNEL); |
1da177e4 LT |
824 | } |
825 | ||
d1fabd9c | 826 | static void snd_ali_disable_spdif_chnout(struct snd_ali *codec) |
1da177e4 | 827 | { |
f9ab2b1c TI |
828 | unsigned short wVal; |
829 | ||
1da177e4 LT |
830 | wVal = inw(ALI_REG(codec, ALI_GLOBAL_CONTROL)); |
831 | wVal |= ALI_SPDIF_OUT_SEL_PCM; | |
832 | outw(wVal, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
833 | ||
834 | snd_ali_enable_special_channel(codec, ALI_SPDIF_OUT_CHANNEL); | |
835 | } | |
836 | ||
d1fabd9c | 837 | static void snd_ali_disable_spdif_out(struct snd_ali *codec) |
1da177e4 LT |
838 | { |
839 | unsigned char bVal; | |
840 | ||
841 | bVal = inb(ALI_REG(codec, ALI_SCTRL)); | |
842 | outb(bVal & ~ALI_SPDIF_OUT_ENABLE, ALI_REG(codec, ALI_SCTRL)); | |
843 | ||
844 | snd_ali_disable_spdif_chnout(codec); | |
845 | } | |
846 | ||
f9ab2b1c | 847 | static void snd_ali_update_ptr(struct snd_ali *codec, int channel) |
1da177e4 | 848 | { |
f9ab2b1c | 849 | struct snd_ali_voice *pvoice; |
f9ab2b1c | 850 | struct snd_ali_channel_control *pchregs; |
1da177e4 | 851 | unsigned int old, mask; |
1da177e4 LT |
852 | |
853 | pchregs = &(codec->chregs); | |
854 | ||
f9ab2b1c | 855 | /* check if interrupt occurred for channel */ |
1da177e4 | 856 | old = pchregs->data.aint; |
f9ab2b1c | 857 | mask = 1U << (channel & 0x1f); |
1da177e4 LT |
858 | |
859 | if (!(old & mask)) | |
860 | return; | |
861 | ||
862 | pvoice = &codec->synth.voices[channel]; | |
1da177e4 LT |
863 | |
864 | udelay(100); | |
865 | spin_lock(&codec->reg_lock); | |
866 | ||
867 | if (pvoice->pcm && pvoice->substream) { | |
868 | /* pcm interrupt */ | |
1da177e4 | 869 | if (pvoice->running) { |
5f1e6937 TI |
870 | dev_dbg(codec->card->dev, |
871 | "update_ptr: cso=%4.4x cspf=%d.\n", | |
872 | inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)), | |
873 | (inl(ALI_REG(codec, ALI_CSPF)) & mask) == mask); | |
1da177e4 LT |
874 | spin_unlock(&codec->reg_lock); |
875 | snd_pcm_period_elapsed(pvoice->substream); | |
876 | spin_lock(&codec->reg_lock); | |
877 | } else { | |
878 | snd_ali_stop_voice(codec, channel); | |
879 | snd_ali_disable_voice_irq(codec, channel); | |
880 | } | |
881 | } else if (codec->synth.voices[channel].synth) { | |
882 | /* synth interrupt */ | |
883 | } else if (codec->synth.voices[channel].midi) { | |
884 | /* midi interrupt */ | |
885 | } else { | |
886 | /* unknown interrupt */ | |
887 | snd_ali_stop_voice(codec, channel); | |
888 | snd_ali_disable_voice_irq(codec, channel); | |
889 | } | |
890 | spin_unlock(&codec->reg_lock); | |
891 | outl(mask,ALI_REG(codec,pchregs->regs.aint)); | |
892 | pchregs->data.aint = old & (~mask); | |
893 | } | |
894 | ||
f9ab2b1c | 895 | static irqreturn_t snd_ali_card_interrupt(int irq, void *dev_id) |
1da177e4 | 896 | { |
f9ab2b1c | 897 | struct snd_ali *codec = dev_id; |
1da177e4 LT |
898 | int channel; |
899 | unsigned int audio_int; | |
f9ab2b1c TI |
900 | struct snd_ali_channel_control *pchregs; |
901 | ||
902 | if (codec == NULL || !codec->hw_initialized) | |
903 | return IRQ_NONE; | |
1da177e4 LT |
904 | |
905 | audio_int = inl(ALI_REG(codec, ALI_MISCINT)); | |
f9ab2b1c TI |
906 | if (!audio_int) |
907 | return IRQ_NONE; | |
908 | ||
909 | pchregs = &(codec->chregs); | |
1da177e4 | 910 | if (audio_int & ADDRESS_IRQ) { |
f9ab2b1c TI |
911 | /* get interrupt status for all channels */ |
912 | pchregs->data.aint = inl(ALI_REG(codec, pchregs->regs.aint)); | |
913 | for (channel = 0; channel < ALI_CHANNELS; channel++) | |
1da177e4 | 914 | snd_ali_update_ptr(codec, channel); |
1da177e4 LT |
915 | } |
916 | outl((TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW), | |
f9ab2b1c | 917 | ALI_REG(codec, ALI_MISCINT)); |
1da177e4 | 918 | |
1da177e4 LT |
919 | return IRQ_HANDLED; |
920 | } | |
921 | ||
922 | ||
f9ab2b1c TI |
923 | static struct snd_ali_voice *snd_ali_alloc_voice(struct snd_ali * codec, |
924 | int type, int rec, int channel) | |
1da177e4 | 925 | { |
f9ab2b1c | 926 | struct snd_ali_voice *pvoice; |
1da177e4 LT |
927 | int idx; |
928 | ||
5f1e6937 | 929 | dev_dbg(codec->card->dev, "alloc_voice: type=%d rec=%d\n", type, rec); |
1da177e4 | 930 | |
755e1371 | 931 | spin_lock_irq(&codec->voice_alloc); |
1da177e4 | 932 | if (type == SNDRV_ALI_VOICE_TYPE_PCM) { |
5cbff89c SK |
933 | idx = channel > 0 ? snd_ali_alloc_pcm_channel(codec, channel) : |
934 | snd_ali_find_free_channel(codec,rec); | |
f9ab2b1c | 935 | if (idx < 0) { |
5f1e6937 | 936 | dev_err(codec->card->dev, "ali_alloc_voice: err.\n"); |
755e1371 | 937 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
938 | return NULL; |
939 | } | |
940 | pvoice = &(codec->synth.voices[idx]); | |
755e1371 | 941 | pvoice->codec = codec; |
1da177e4 LT |
942 | pvoice->use = 1; |
943 | pvoice->pcm = 1; | |
944 | pvoice->mode = rec; | |
755e1371 | 945 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
946 | return pvoice; |
947 | } | |
755e1371 | 948 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
949 | return NULL; |
950 | } | |
951 | ||
952 | ||
f9ab2b1c TI |
953 | static void snd_ali_free_voice(struct snd_ali * codec, |
954 | struct snd_ali_voice *pvoice) | |
1da177e4 | 955 | { |
1da177e4 LT |
956 | void (*private_free)(void *); |
957 | void *private_data; | |
958 | ||
5f1e6937 | 959 | dev_dbg(codec->card->dev, "free_voice: channel=%d\n", pvoice->number); |
4b3be6af | 960 | if (!pvoice->use) |
1da177e4 LT |
961 | return; |
962 | snd_ali_clear_voices(codec, pvoice->number, pvoice->number); | |
755e1371 | 963 | spin_lock_irq(&codec->voice_alloc); |
1da177e4 LT |
964 | private_free = pvoice->private_free; |
965 | private_data = pvoice->private_data; | |
966 | pvoice->private_free = NULL; | |
967 | pvoice->private_data = NULL; | |
f9ab2b1c | 968 | if (pvoice->pcm) |
1da177e4 | 969 | snd_ali_free_channel_pcm(codec, pvoice->number); |
1da177e4 LT |
970 | pvoice->use = pvoice->pcm = pvoice->synth = 0; |
971 | pvoice->substream = NULL; | |
755e1371 | 972 | spin_unlock_irq(&codec->voice_alloc); |
1da177e4 LT |
973 | if (private_free) |
974 | private_free(private_data); | |
975 | } | |
976 | ||
977 | ||
f9ab2b1c TI |
978 | static void snd_ali_clear_voices(struct snd_ali *codec, |
979 | unsigned int v_min, | |
980 | unsigned int v_max) | |
1da177e4 LT |
981 | { |
982 | unsigned int i; | |
983 | ||
984 | for (i = v_min; i <= v_max; i++) { | |
985 | snd_ali_stop_voice(codec, i); | |
986 | snd_ali_disable_voice_irq(codec, i); | |
987 | } | |
988 | } | |
989 | ||
f9ab2b1c | 990 | static void snd_ali_write_voice_regs(struct snd_ali *codec, |
1da177e4 LT |
991 | unsigned int Channel, |
992 | unsigned int LBA, | |
993 | unsigned int CSO, | |
994 | unsigned int ESO, | |
995 | unsigned int DELTA, | |
996 | unsigned int ALPHA_FMS, | |
997 | unsigned int GVSEL, | |
998 | unsigned int PAN, | |
999 | unsigned int VOL, | |
1000 | unsigned int CTRL, | |
1001 | unsigned int EC) | |
1002 | { | |
1003 | unsigned int ctlcmds[4]; | |
1004 | ||
f9ab2b1c | 1005 | outb((unsigned char)(Channel & 0x001f), ALI_REG(codec, ALI_GC_CIR)); |
1da177e4 LT |
1006 | |
1007 | ctlcmds[0] = (CSO << 16) | (ALPHA_FMS & 0x0000ffff); | |
1008 | ctlcmds[1] = LBA; | |
1009 | ctlcmds[2] = (ESO << 16) | (DELTA & 0x0ffff); | |
1010 | ctlcmds[3] = (GVSEL << 31) | | |
1011 | ((PAN & 0x0000007f) << 24) | | |
1012 | ((VOL & 0x000000ff) << 16) | | |
1013 | ((CTRL & 0x0000000f) << 12) | | |
1014 | (EC & 0x00000fff); | |
1015 | ||
1016 | outb(Channel, ALI_REG(codec, ALI_GC_CIR)); | |
1017 | ||
f9ab2b1c TI |
1018 | outl(ctlcmds[0], ALI_REG(codec, ALI_CSO_ALPHA_FMS)); |
1019 | outl(ctlcmds[1], ALI_REG(codec, ALI_LBA)); | |
1020 | outl(ctlcmds[2], ALI_REG(codec, ALI_ESO_DELTA)); | |
1021 | outl(ctlcmds[3], ALI_REG(codec, ALI_GVSEL_PAN_VOC_CTRL_EC)); | |
1da177e4 LT |
1022 | |
1023 | outl(0x30000000, ALI_REG(codec, ALI_EBUF1)); /* Still Mode */ | |
1024 | outl(0x30000000, ALI_REG(codec, ALI_EBUF2)); /* Still Mode */ | |
1025 | } | |
1026 | ||
1027 | static unsigned int snd_ali_convert_rate(unsigned int rate, int rec) | |
1028 | { | |
1029 | unsigned int delta; | |
1030 | ||
f9ab2b1c TI |
1031 | if (rate < 4000) |
1032 | rate = 4000; | |
1033 | if (rate > 48000) | |
1034 | rate = 48000; | |
1da177e4 LT |
1035 | |
1036 | if (rec) { | |
1037 | if (rate == 44100) | |
1038 | delta = 0x116a; | |
1039 | else if (rate == 8000) | |
1040 | delta = 0x6000; | |
1041 | else if (rate == 48000) | |
1042 | delta = 0x1000; | |
1043 | else | |
1044 | delta = ((48000 << 12) / rate) & 0x0000ffff; | |
1045 | } else { | |
1046 | if (rate == 44100) | |
1047 | delta = 0xeb3; | |
1048 | else if (rate == 8000) | |
1049 | delta = 0x2ab; | |
1050 | else if (rate == 48000) | |
1051 | delta = 0x1000; | |
1052 | else | |
1053 | delta = (((rate << 12) + rate) / 48000) & 0x0000ffff; | |
1054 | } | |
1055 | ||
1056 | return delta; | |
1057 | } | |
1058 | ||
d1fabd9c | 1059 | static unsigned int snd_ali_control_mode(struct snd_pcm_substream *substream) |
1da177e4 LT |
1060 | { |
1061 | unsigned int CTRL; | |
d1fabd9c | 1062 | struct snd_pcm_runtime *runtime = substream->runtime; |
1da177e4 LT |
1063 | |
1064 | /* set ctrl mode | |
1065 | CTRL default: 8-bit (unsigned) mono, loop mode enabled | |
1066 | */ | |
1067 | CTRL = 0x00000001; | |
1068 | if (snd_pcm_format_width(runtime->format) == 16) | |
f9ab2b1c | 1069 | CTRL |= 0x00000008; /* 16-bit data */ |
1da177e4 | 1070 | if (!snd_pcm_format_unsigned(runtime->format)) |
f9ab2b1c | 1071 | CTRL |= 0x00000002; /* signed data */ |
1da177e4 | 1072 | if (runtime->channels > 1) |
f9ab2b1c | 1073 | CTRL |= 0x00000004; /* stereo data */ |
1da177e4 LT |
1074 | return CTRL; |
1075 | } | |
1076 | ||
1077 | /* | |
1078 | * PCM part | |
1079 | */ | |
1080 | ||
d1fabd9c | 1081 | static int snd_ali_trigger(struct snd_pcm_substream *substream, |
1da177e4 LT |
1082 | int cmd) |
1083 | ||
1084 | { | |
d1fabd9c | 1085 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
d1fabd9c | 1086 | struct snd_pcm_substream *s; |
1da177e4 | 1087 | unsigned int what, whati, capture_flag; |
f9ab2b1c | 1088 | struct snd_ali_voice *pvoice, *evoice; |
1da177e4 LT |
1089 | unsigned int val; |
1090 | int do_start; | |
1091 | ||
1092 | switch (cmd) { | |
1093 | case SNDRV_PCM_TRIGGER_START: | |
1094 | case SNDRV_PCM_TRIGGER_RESUME: | |
f9ab2b1c TI |
1095 | do_start = 1; |
1096 | break; | |
1da177e4 LT |
1097 | case SNDRV_PCM_TRIGGER_STOP: |
1098 | case SNDRV_PCM_TRIGGER_SUSPEND: | |
f9ab2b1c TI |
1099 | do_start = 0; |
1100 | break; | |
1da177e4 LT |
1101 | default: |
1102 | return -EINVAL; | |
1103 | } | |
1104 | ||
1105 | what = whati = capture_flag = 0; | |
ef991b95 | 1106 | snd_pcm_group_for_each_entry(s, substream) { |
d1fabd9c TI |
1107 | if ((struct snd_ali *) snd_pcm_substream_chip(s) == codec) { |
1108 | pvoice = s->runtime->private_data; | |
1da177e4 LT |
1109 | evoice = pvoice->extra; |
1110 | what |= 1 << (pvoice->number & 0x1f); | |
f9ab2b1c | 1111 | if (evoice == NULL) |
1da177e4 | 1112 | whati |= 1 << (pvoice->number & 0x1f); |
f9ab2b1c | 1113 | else { |
1da177e4 LT |
1114 | whati |= 1 << (evoice->number & 0x1f); |
1115 | what |= 1 << (evoice->number & 0x1f); | |
1116 | } | |
1117 | if (do_start) { | |
1118 | pvoice->running = 1; | |
1119 | if (evoice != NULL) | |
1120 | evoice->running = 1; | |
1121 | } else { | |
1122 | pvoice->running = 0; | |
1123 | if (evoice != NULL) | |
1124 | evoice->running = 0; | |
1125 | } | |
1126 | snd_pcm_trigger_done(s, substream); | |
1127 | if (pvoice->mode) | |
1128 | capture_flag = 1; | |
1129 | } | |
1130 | } | |
1131 | spin_lock(&codec->reg_lock); | |
f9ab2b1c | 1132 | if (!do_start) |
1da177e4 | 1133 | outl(what, ALI_REG(codec, ALI_STOP)); |
1da177e4 | 1134 | val = inl(ALI_REG(codec, ALI_AINTEN)); |
f9ab2b1c | 1135 | if (do_start) |
1da177e4 | 1136 | val |= whati; |
f9ab2b1c | 1137 | else |
1da177e4 | 1138 | val &= ~whati; |
1da177e4 | 1139 | outl(val, ALI_REG(codec, ALI_AINTEN)); |
f9ab2b1c | 1140 | if (do_start) |
1da177e4 | 1141 | outl(what, ALI_REG(codec, ALI_START)); |
5f1e6937 | 1142 | dev_dbg(codec->card->dev, "trigger: what=%xh whati=%xh\n", what, whati); |
1da177e4 LT |
1143 | spin_unlock(&codec->reg_lock); |
1144 | ||
1145 | return 0; | |
1146 | } | |
1147 | ||
d1fabd9c | 1148 | static int snd_ali_playback_hw_params(struct snd_pcm_substream *substream, |
f9ab2b1c | 1149 | struct snd_pcm_hw_params *hw_params) |
1da177e4 | 1150 | { |
d1fabd9c TI |
1151 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1152 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1153 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1154 | struct snd_ali_voice *evoice = pvoice->extra; | |
1da177e4 | 1155 | int err; |
f9ab2b1c TI |
1156 | |
1157 | err = snd_pcm_lib_malloc_pages(substream, | |
1158 | params_buffer_bytes(hw_params)); | |
1159 | if (err < 0) | |
1160 | return err; | |
1da177e4 LT |
1161 | |
1162 | /* voice management */ | |
1163 | ||
f9ab2b1c TI |
1164 | if (params_buffer_size(hw_params) / 2 != |
1165 | params_period_size(hw_params)) { | |
1166 | if (!evoice) { | |
1167 | evoice = snd_ali_alloc_voice(codec, | |
1168 | SNDRV_ALI_VOICE_TYPE_PCM, | |
1169 | 0, -1); | |
1170 | if (!evoice) | |
1da177e4 LT |
1171 | return -ENOMEM; |
1172 | pvoice->extra = evoice; | |
1173 | evoice->substream = substream; | |
1174 | } | |
1175 | } else { | |
27043642 | 1176 | if (evoice) { |
1da177e4 LT |
1177 | snd_ali_free_voice(codec, evoice); |
1178 | pvoice->extra = evoice = NULL; | |
1179 | } | |
1180 | } | |
1181 | ||
1182 | return 0; | |
1183 | } | |
1184 | ||
d1fabd9c | 1185 | static int snd_ali_playback_hw_free(struct snd_pcm_substream *substream) |
1da177e4 | 1186 | { |
d1fabd9c TI |
1187 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1188 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1189 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1190 | struct snd_ali_voice *evoice = pvoice ? pvoice->extra : NULL; | |
1da177e4 LT |
1191 | |
1192 | snd_pcm_lib_free_pages(substream); | |
27043642 | 1193 | if (evoice) { |
1da177e4 LT |
1194 | snd_ali_free_voice(codec, evoice); |
1195 | pvoice->extra = NULL; | |
1196 | } | |
1197 | return 0; | |
1198 | } | |
1199 | ||
d1fabd9c | 1200 | static int snd_ali_hw_params(struct snd_pcm_substream *substream, |
f9ab2b1c | 1201 | struct snd_pcm_hw_params *hw_params) |
1da177e4 | 1202 | { |
f9ab2b1c TI |
1203 | return snd_pcm_lib_malloc_pages(substream, |
1204 | params_buffer_bytes(hw_params)); | |
1da177e4 LT |
1205 | } |
1206 | ||
d1fabd9c | 1207 | static int snd_ali_hw_free(struct snd_pcm_substream *substream) |
1da177e4 LT |
1208 | { |
1209 | return snd_pcm_lib_free_pages(substream); | |
1210 | } | |
1211 | ||
d1fabd9c | 1212 | static int snd_ali_playback_prepare(struct snd_pcm_substream *substream) |
1da177e4 | 1213 | { |
d1fabd9c TI |
1214 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1215 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1216 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1217 | struct snd_ali_voice *evoice = pvoice->extra; | |
1da177e4 LT |
1218 | |
1219 | unsigned int LBA; | |
1220 | unsigned int Delta; | |
1221 | unsigned int ESO; | |
1222 | unsigned int CTRL; | |
1223 | unsigned int GVSEL; | |
1224 | unsigned int PAN; | |
1225 | unsigned int VOL; | |
1226 | unsigned int EC; | |
1227 | ||
5f1e6937 | 1228 | dev_dbg(codec->card->dev, "playback_prepare ...\n"); |
1da177e4 | 1229 | |
755e1371 | 1230 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1231 | |
1232 | /* set Delta (rate) value */ | |
1233 | Delta = snd_ali_convert_rate(runtime->rate, 0); | |
1234 | ||
f9ab2b1c TI |
1235 | if (pvoice->number == ALI_SPDIF_IN_CHANNEL || |
1236 | pvoice->number == ALI_PCM_IN_CHANNEL) | |
1da177e4 LT |
1237 | snd_ali_disable_special_channel(codec, pvoice->number); |
1238 | else if (codec->spdif_support && | |
f9ab2b1c TI |
1239 | (inl(ALI_REG(codec, ALI_GLOBAL_CONTROL)) & |
1240 | ALI_SPDIF_OUT_CH_ENABLE) | |
1241 | && pvoice->number == ALI_SPDIF_OUT_CHANNEL) { | |
1da177e4 LT |
1242 | snd_ali_set_spdif_out_rate(codec, runtime->rate); |
1243 | Delta = 0x1000; | |
1244 | } | |
1245 | ||
1246 | /* set Loop Back Address */ | |
1247 | LBA = runtime->dma_addr; | |
1248 | ||
1249 | /* set interrupt count size */ | |
1250 | pvoice->count = runtime->period_size; | |
1251 | ||
1252 | /* set target ESO for channel */ | |
1253 | pvoice->eso = runtime->buffer_size; | |
1254 | ||
5f1e6937 | 1255 | dev_dbg(codec->card->dev, "playback_prepare: eso=%xh count=%xh\n", |
f9ab2b1c | 1256 | pvoice->eso, pvoice->count); |
1da177e4 LT |
1257 | |
1258 | /* set ESO to capture first MIDLP interrupt */ | |
1259 | ESO = pvoice->eso -1; | |
1260 | /* set ctrl mode */ | |
1261 | CTRL = snd_ali_control_mode(substream); | |
1262 | ||
1263 | GVSEL = 1; | |
1264 | PAN = 0; | |
1265 | VOL = 0; | |
1266 | EC = 0; | |
5f1e6937 TI |
1267 | dev_dbg(codec->card->dev, "playback_prepare:\n"); |
1268 | dev_dbg(codec->card->dev, | |
1269 | "ch=%d, Rate=%d Delta=%xh,GVSEL=%xh,PAN=%xh,CTRL=%xh\n", | |
f9ab2b1c TI |
1270 | pvoice->number,runtime->rate,Delta,GVSEL,PAN,CTRL); |
1271 | snd_ali_write_voice_regs(codec, | |
1272 | pvoice->number, | |
1273 | LBA, | |
1274 | 0, /* cso */ | |
1275 | ESO, | |
1276 | Delta, | |
1277 | 0, /* alpha */ | |
1278 | GVSEL, | |
1279 | PAN, | |
1280 | VOL, | |
1281 | CTRL, | |
1282 | EC); | |
27043642 | 1283 | if (evoice) { |
1da177e4 LT |
1284 | evoice->count = pvoice->count; |
1285 | evoice->eso = pvoice->count << 1; | |
1286 | ESO = evoice->eso - 1; | |
1287 | snd_ali_write_voice_regs(codec, | |
f9ab2b1c TI |
1288 | evoice->number, |
1289 | LBA, | |
1290 | 0, /* cso */ | |
1291 | ESO, | |
1292 | Delta, | |
1293 | 0, /* alpha */ | |
1294 | GVSEL, | |
1295 | 0x7f, | |
1296 | 0x3ff, | |
1297 | CTRL, | |
1298 | EC); | |
1da177e4 | 1299 | } |
755e1371 | 1300 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1301 | return 0; |
1302 | } | |
1303 | ||
1304 | ||
d1fabd9c | 1305 | static int snd_ali_prepare(struct snd_pcm_substream *substream) |
1da177e4 | 1306 | { |
d1fabd9c TI |
1307 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1308 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1309 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1da177e4 LT |
1310 | unsigned int LBA; |
1311 | unsigned int Delta; | |
1312 | unsigned int ESO; | |
1313 | unsigned int CTRL; | |
1314 | unsigned int GVSEL; | |
1315 | unsigned int PAN; | |
1316 | unsigned int VOL; | |
1317 | unsigned int EC; | |
1318 | u8 bValue; | |
1319 | ||
755e1371 | 1320 | spin_lock_irq(&codec->reg_lock); |
1da177e4 | 1321 | |
5f1e6937 | 1322 | dev_dbg(codec->card->dev, "ali_prepare...\n"); |
1da177e4 LT |
1323 | |
1324 | snd_ali_enable_special_channel(codec,pvoice->number); | |
1325 | ||
5cbff89c SK |
1326 | Delta = (pvoice->number == ALI_MODEM_IN_CHANNEL || |
1327 | pvoice->number == ALI_MODEM_OUT_CHANNEL) ? | |
1328 | 0x1000 : snd_ali_convert_rate(runtime->rate, pvoice->mode); | |
1da177e4 | 1329 | |
f9ab2b1c | 1330 | /* Prepare capture intr channel */ |
1da177e4 LT |
1331 | if (pvoice->number == ALI_SPDIF_IN_CHANNEL) { |
1332 | ||
1333 | unsigned int rate; | |
1334 | ||
755e1371 TI |
1335 | spin_unlock_irq(&codec->reg_lock); |
1336 | if (codec->revision != ALI_5451_V02) | |
1da177e4 | 1337 | return -1; |
755e1371 | 1338 | |
1da177e4 LT |
1339 | rate = snd_ali_get_spdif_in_rate(codec); |
1340 | if (rate == 0) { | |
5f1e6937 TI |
1341 | dev_warn(codec->card->dev, |
1342 | "ali_capture_preapre: spdif rate detect err!\n"); | |
1da177e4 LT |
1343 | rate = 48000; |
1344 | } | |
755e1371 | 1345 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1346 | bValue = inb(ALI_REG(codec,ALI_SPDIF_CTRL)); |
1347 | if (bValue & 0x10) { | |
1348 | outb(bValue,ALI_REG(codec,ALI_SPDIF_CTRL)); | |
5f1e6937 TI |
1349 | dev_warn(codec->card->dev, |
1350 | "clear SPDIF parity error flag.\n"); | |
1da177e4 LT |
1351 | } |
1352 | ||
1353 | if (rate != 48000) | |
f9ab2b1c | 1354 | Delta = ((rate << 12) / runtime->rate) & 0x00ffff; |
1da177e4 LT |
1355 | } |
1356 | ||
f9ab2b1c | 1357 | /* set target ESO for channel */ |
1da177e4 LT |
1358 | pvoice->eso = runtime->buffer_size; |
1359 | ||
f9ab2b1c | 1360 | /* set interrupt count size */ |
1da177e4 LT |
1361 | pvoice->count = runtime->period_size; |
1362 | ||
f9ab2b1c | 1363 | /* set Loop Back Address */ |
1da177e4 LT |
1364 | LBA = runtime->dma_addr; |
1365 | ||
f9ab2b1c | 1366 | /* set ESO to capture first MIDLP interrupt */ |
1da177e4 LT |
1367 | ESO = pvoice->eso - 1; |
1368 | CTRL = snd_ali_control_mode(substream); | |
1369 | GVSEL = 0; | |
1370 | PAN = 0x00; | |
1371 | VOL = 0x00; | |
1372 | EC = 0; | |
1373 | ||
1374 | snd_ali_write_voice_regs( codec, | |
1375 | pvoice->number, | |
1376 | LBA, | |
1377 | 0, /* cso */ | |
1378 | ESO, | |
1379 | Delta, | |
1380 | 0, /* alpha */ | |
1381 | GVSEL, | |
1382 | PAN, | |
1383 | VOL, | |
1384 | CTRL, | |
1385 | EC); | |
1386 | ||
755e1371 | 1387 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1388 | |
1389 | return 0; | |
1390 | } | |
1391 | ||
1392 | ||
f9ab2b1c TI |
1393 | static snd_pcm_uframes_t |
1394 | snd_ali_playback_pointer(struct snd_pcm_substream *substream) | |
1da177e4 | 1395 | { |
d1fabd9c TI |
1396 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1397 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1398 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1da177e4 LT |
1399 | unsigned int cso; |
1400 | ||
1401 | spin_lock(&codec->reg_lock); | |
1402 | if (!pvoice->running) { | |
1403 | spin_unlock(&codec->reg_lock); | |
1404 | return 0; | |
1405 | } | |
1406 | outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR)); | |
1407 | cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
1408 | spin_unlock(&codec->reg_lock); | |
5f1e6937 | 1409 | dev_dbg(codec->card->dev, "playback pointer returned cso=%xh.\n", cso); |
1da177e4 LT |
1410 | |
1411 | return cso; | |
1412 | } | |
1413 | ||
1414 | ||
d1fabd9c | 1415 | static snd_pcm_uframes_t snd_ali_pointer(struct snd_pcm_substream *substream) |
1da177e4 | 1416 | { |
d1fabd9c TI |
1417 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1418 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1419 | struct snd_ali_voice *pvoice = runtime->private_data; | |
1da177e4 | 1420 | unsigned int cso; |
1da177e4 | 1421 | |
755e1371 | 1422 | spin_lock(&codec->reg_lock); |
1da177e4 | 1423 | if (!pvoice->running) { |
dacae5a1 | 1424 | spin_unlock(&codec->reg_lock); |
1da177e4 LT |
1425 | return 0; |
1426 | } | |
1427 | outb(pvoice->number, ALI_REG(codec, ALI_GC_CIR)); | |
1428 | cso = inw(ALI_REG(codec, ALI_CSO_ALPHA_FMS + 2)); | |
755e1371 | 1429 | spin_unlock(&codec->reg_lock); |
1da177e4 LT |
1430 | |
1431 | return cso; | |
1432 | } | |
1433 | ||
d1fabd9c | 1434 | static struct snd_pcm_hardware snd_ali_playback = |
1da177e4 | 1435 | { |
f9ab2b1c TI |
1436 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
1437 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1438 | SNDRV_PCM_INFO_MMAP_VALID | | |
1439 | SNDRV_PCM_INFO_RESUME | | |
1440 | SNDRV_PCM_INFO_SYNC_START), | |
1441 | .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | | |
1442 | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), | |
1443 | .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, | |
1da177e4 LT |
1444 | .rate_min = 4000, |
1445 | .rate_max = 48000, | |
1446 | .channels_min = 1, | |
1447 | .channels_max = 2, | |
1448 | .buffer_bytes_max = (256*1024), | |
1449 | .period_bytes_min = 64, | |
1450 | .period_bytes_max = (256*1024), | |
1451 | .periods_min = 1, | |
1452 | .periods_max = 1024, | |
1453 | .fifo_size = 0, | |
1454 | }; | |
1455 | ||
1456 | /* | |
1457 | * Capture support device description | |
1458 | */ | |
1459 | ||
d1fabd9c | 1460 | static struct snd_pcm_hardware snd_ali_capture = |
1da177e4 | 1461 | { |
f9ab2b1c TI |
1462 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
1463 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1464 | SNDRV_PCM_INFO_MMAP_VALID | | |
1465 | SNDRV_PCM_INFO_RESUME | | |
1466 | SNDRV_PCM_INFO_SYNC_START), | |
1467 | .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | | |
1468 | SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U16_LE), | |
1469 | .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, | |
1da177e4 LT |
1470 | .rate_min = 4000, |
1471 | .rate_max = 48000, | |
1472 | .channels_min = 1, | |
1473 | .channels_max = 2, | |
1474 | .buffer_bytes_max = (128*1024), | |
1475 | .period_bytes_min = 64, | |
1476 | .period_bytes_max = (128*1024), | |
1477 | .periods_min = 1, | |
1478 | .periods_max = 1024, | |
1479 | .fifo_size = 0, | |
1480 | }; | |
1481 | ||
d1fabd9c | 1482 | static void snd_ali_pcm_free_substream(struct snd_pcm_runtime *runtime) |
1da177e4 | 1483 | { |
d1fabd9c TI |
1484 | struct snd_ali_voice *pvoice = runtime->private_data; |
1485 | struct snd_ali *codec; | |
1da177e4 LT |
1486 | |
1487 | if (pvoice) { | |
1488 | codec = pvoice->codec; | |
1da177e4 | 1489 | snd_ali_free_voice(pvoice->codec, pvoice); |
1da177e4 LT |
1490 | } |
1491 | } | |
1492 | ||
f9ab2b1c TI |
1493 | static int snd_ali_open(struct snd_pcm_substream *substream, int rec, |
1494 | int channel, struct snd_pcm_hardware *phw) | |
1da177e4 | 1495 | { |
d1fabd9c TI |
1496 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1497 | struct snd_pcm_runtime *runtime = substream->runtime; | |
1498 | struct snd_ali_voice *pvoice; | |
1da177e4 | 1499 | |
f9ab2b1c TI |
1500 | pvoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, rec, |
1501 | channel); | |
1502 | if (!pvoice) | |
1da177e4 | 1503 | return -EAGAIN; |
1da177e4 LT |
1504 | |
1505 | pvoice->substream = substream; | |
1506 | runtime->private_data = pvoice; | |
1507 | runtime->private_free = snd_ali_pcm_free_substream; | |
1508 | ||
5cbff89c | 1509 | runtime->hw = *phw; |
1da177e4 | 1510 | snd_pcm_set_sync(substream); |
f9ab2b1c TI |
1511 | snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, |
1512 | 0, 64*1024); | |
1da177e4 LT |
1513 | return 0; |
1514 | } | |
1515 | ||
d1fabd9c | 1516 | static int snd_ali_playback_open(struct snd_pcm_substream *substream) |
5cbff89c SK |
1517 | { |
1518 | return snd_ali_open(substream, 0, -1, &snd_ali_playback); | |
1519 | } | |
1da177e4 | 1520 | |
d1fabd9c | 1521 | static int snd_ali_capture_open(struct snd_pcm_substream *substream) |
1da177e4 | 1522 | { |
5cbff89c | 1523 | return snd_ali_open(substream, 1, -1, &snd_ali_capture); |
1da177e4 LT |
1524 | } |
1525 | ||
d1fabd9c | 1526 | static int snd_ali_playback_close(struct snd_pcm_substream *substream) |
1da177e4 LT |
1527 | { |
1528 | return 0; | |
1529 | } | |
1530 | ||
d1fabd9c | 1531 | static int snd_ali_close(struct snd_pcm_substream *substream) |
1da177e4 | 1532 | { |
d1fabd9c TI |
1533 | struct snd_ali *codec = snd_pcm_substream_chip(substream); |
1534 | struct snd_ali_voice *pvoice = substream->runtime->private_data; | |
1da177e4 LT |
1535 | |
1536 | snd_ali_disable_special_channel(codec,pvoice->number); | |
1537 | ||
1538 | return 0; | |
1539 | } | |
1540 | ||
d1fabd9c | 1541 | static struct snd_pcm_ops snd_ali_playback_ops = { |
1da177e4 LT |
1542 | .open = snd_ali_playback_open, |
1543 | .close = snd_ali_playback_close, | |
f9ab2b1c | 1544 | .ioctl = snd_pcm_lib_ioctl, |
1da177e4 LT |
1545 | .hw_params = snd_ali_playback_hw_params, |
1546 | .hw_free = snd_ali_playback_hw_free, | |
1547 | .prepare = snd_ali_playback_prepare, | |
1548 | .trigger = snd_ali_trigger, | |
1549 | .pointer = snd_ali_playback_pointer, | |
1550 | }; | |
1551 | ||
d1fabd9c | 1552 | static struct snd_pcm_ops snd_ali_capture_ops = { |
1da177e4 | 1553 | .open = snd_ali_capture_open, |
5cbff89c | 1554 | .close = snd_ali_close, |
f9ab2b1c | 1555 | .ioctl = snd_pcm_lib_ioctl, |
5cbff89c SK |
1556 | .hw_params = snd_ali_hw_params, |
1557 | .hw_free = snd_ali_hw_free, | |
1558 | .prepare = snd_ali_prepare, | |
1559 | .trigger = snd_ali_trigger, | |
1560 | .pointer = snd_ali_pointer, | |
1561 | }; | |
1562 | ||
1563 | /* | |
1564 | * Modem PCM | |
1565 | */ | |
1566 | ||
d1fabd9c TI |
1567 | static int snd_ali_modem_hw_params(struct snd_pcm_substream *substream, |
1568 | struct snd_pcm_hw_params *hw_params) | |
5cbff89c | 1569 | { |
d1fabd9c | 1570 | struct snd_ali *chip = snd_pcm_substream_chip(substream); |
5cbff89c | 1571 | unsigned int modem_num = chip->num_of_codecs - 1; |
f9ab2b1c TI |
1572 | snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_RATE, |
1573 | params_rate(hw_params)); | |
5cbff89c SK |
1574 | snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_LEVEL, 0); |
1575 | return snd_ali_hw_params(substream, hw_params); | |
1576 | } | |
1577 | ||
d1fabd9c | 1578 | static struct snd_pcm_hardware snd_ali_modem = |
5cbff89c | 1579 | { |
f9ab2b1c TI |
1580 | .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
1581 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
1582 | SNDRV_PCM_INFO_MMAP_VALID | | |
1583 | SNDRV_PCM_INFO_RESUME | | |
1584 | SNDRV_PCM_INFO_SYNC_START), | |
1585 | .formats = SNDRV_PCM_FMTBIT_S16_LE, | |
1586 | .rates = (SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000 | | |
1587 | SNDRV_PCM_RATE_16000), | |
5cbff89c SK |
1588 | .rate_min = 8000, |
1589 | .rate_max = 16000, | |
1590 | .channels_min = 1, | |
1591 | .channels_max = 1, | |
1592 | .buffer_bytes_max = (256*1024), | |
1593 | .period_bytes_min = 64, | |
1594 | .period_bytes_max = (256*1024), | |
1595 | .periods_min = 1, | |
1596 | .periods_max = 1024, | |
1597 | .fifo_size = 0, | |
1598 | }; | |
1599 | ||
f9ab2b1c TI |
1600 | static int snd_ali_modem_open(struct snd_pcm_substream *substream, int rec, |
1601 | int channel) | |
5cbff89c | 1602 | { |
f9ab2b1c | 1603 | static unsigned int rates[] = {8000, 9600, 12000, 16000}; |
d1fabd9c | 1604 | static struct snd_pcm_hw_constraint_list hw_constraint_rates = { |
5cbff89c SK |
1605 | .count = ARRAY_SIZE(rates), |
1606 | .list = rates, | |
1607 | .mask = 0, | |
1608 | }; | |
1609 | int err = snd_ali_open(substream, rec, channel, &snd_ali_modem); | |
f9ab2b1c | 1610 | |
5cbff89c SK |
1611 | if (err) |
1612 | return err; | |
1613 | return snd_pcm_hw_constraint_list(substream->runtime, 0, | |
1614 | SNDRV_PCM_HW_PARAM_RATE, &hw_constraint_rates); | |
1615 | } | |
1616 | ||
d1fabd9c | 1617 | static int snd_ali_modem_playback_open(struct snd_pcm_substream *substream) |
5cbff89c SK |
1618 | { |
1619 | return snd_ali_modem_open(substream, 0, ALI_MODEM_OUT_CHANNEL); | |
1620 | } | |
1621 | ||
d1fabd9c | 1622 | static int snd_ali_modem_capture_open(struct snd_pcm_substream *substream) |
5cbff89c SK |
1623 | { |
1624 | return snd_ali_modem_open(substream, 1, ALI_MODEM_IN_CHANNEL); | |
1625 | } | |
1626 | ||
d1fabd9c | 1627 | static struct snd_pcm_ops snd_ali_modem_playback_ops = { |
5cbff89c SK |
1628 | .open = snd_ali_modem_playback_open, |
1629 | .close = snd_ali_close, | |
1630 | .ioctl = snd_pcm_lib_ioctl, | |
1631 | .hw_params = snd_ali_modem_hw_params, | |
1632 | .hw_free = snd_ali_hw_free, | |
1633 | .prepare = snd_ali_prepare, | |
1634 | .trigger = snd_ali_trigger, | |
1635 | .pointer = snd_ali_pointer, | |
1636 | }; | |
1637 | ||
d1fabd9c | 1638 | static struct snd_pcm_ops snd_ali_modem_capture_ops = { |
5cbff89c SK |
1639 | .open = snd_ali_modem_capture_open, |
1640 | .close = snd_ali_close, | |
1641 | .ioctl = snd_pcm_lib_ioctl, | |
1642 | .hw_params = snd_ali_modem_hw_params, | |
1643 | .hw_free = snd_ali_hw_free, | |
1644 | .prepare = snd_ali_prepare, | |
1da177e4 | 1645 | .trigger = snd_ali_trigger, |
5cbff89c SK |
1646 | .pointer = snd_ali_pointer, |
1647 | }; | |
1648 | ||
1649 | ||
1650 | struct ali_pcm_description { | |
1651 | char *name; | |
1652 | unsigned int playback_num; | |
1653 | unsigned int capture_num; | |
d1fabd9c TI |
1654 | struct snd_pcm_ops *playback_ops; |
1655 | struct snd_pcm_ops *capture_ops; | |
6632d198 | 1656 | unsigned short class; |
1da177e4 LT |
1657 | }; |
1658 | ||
1659 | ||
d1fabd9c | 1660 | static void snd_ali_pcm_free(struct snd_pcm *pcm) |
1da177e4 | 1661 | { |
d1fabd9c | 1662 | struct snd_ali *codec = pcm->private_data; |
5cbff89c | 1663 | codec->pcm[pcm->device] = NULL; |
1da177e4 LT |
1664 | } |
1665 | ||
5cbff89c | 1666 | |
e23e7a14 BP |
1667 | static int snd_ali_pcm(struct snd_ali *codec, int device, |
1668 | struct ali_pcm_description *desc) | |
1da177e4 | 1669 | { |
d1fabd9c | 1670 | struct snd_pcm *pcm; |
1da177e4 LT |
1671 | int err; |
1672 | ||
5cbff89c SK |
1673 | err = snd_pcm_new(codec->card, desc->name, device, |
1674 | desc->playback_num, desc->capture_num, &pcm); | |
1da177e4 | 1675 | if (err < 0) { |
5f1e6937 TI |
1676 | dev_err(codec->card->dev, |
1677 | "snd_ali_pcm: err called snd_pcm_new.\n"); | |
1da177e4 LT |
1678 | return err; |
1679 | } | |
1680 | pcm->private_data = codec; | |
1681 | pcm->private_free = snd_ali_pcm_free; | |
5cbff89c | 1682 | if (desc->playback_ops) |
f9ab2b1c TI |
1683 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, |
1684 | desc->playback_ops); | |
5cbff89c | 1685 | if (desc->capture_ops) |
f9ab2b1c TI |
1686 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, |
1687 | desc->capture_ops); | |
1da177e4 LT |
1688 | |
1689 | snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, | |
f9ab2b1c TI |
1690 | snd_dma_pci_data(codec->pci), |
1691 | 64*1024, 128*1024); | |
1da177e4 LT |
1692 | |
1693 | pcm->info_flags = 0; | |
6632d198 | 1694 | pcm->dev_class = desc->class; |
1da177e4 | 1695 | pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; |
5cbff89c SK |
1696 | strcpy(pcm->name, desc->name); |
1697 | codec->pcm[0] = pcm; | |
1da177e4 LT |
1698 | return 0; |
1699 | } | |
1700 | ||
a53fc188 | 1701 | static struct ali_pcm_description ali_pcms[] = { |
f9ab2b1c TI |
1702 | { .name = "ALI 5451", |
1703 | .playback_num = ALI_CHANNELS, | |
1704 | .capture_num = 1, | |
1705 | .playback_ops = &snd_ali_playback_ops, | |
1706 | .capture_ops = &snd_ali_capture_ops | |
1707 | }, | |
1708 | { .name = "ALI 5451 modem", | |
1709 | .playback_num = 1, | |
1710 | .capture_num = 1, | |
1711 | .playback_ops = &snd_ali_modem_playback_ops, | |
1712 | .capture_ops = &snd_ali_modem_capture_ops, | |
1713 | .class = SNDRV_PCM_CLASS_MODEM | |
1714 | } | |
5cbff89c SK |
1715 | }; |
1716 | ||
e23e7a14 | 1717 | static int snd_ali_build_pcms(struct snd_ali *codec) |
5cbff89c SK |
1718 | { |
1719 | int i, err; | |
f9ab2b1c TI |
1720 | for (i = 0; i < codec->num_of_codecs && i < ARRAY_SIZE(ali_pcms); i++) { |
1721 | err = snd_ali_pcm(codec, i, &ali_pcms[i]); | |
1722 | if (err < 0) | |
5cbff89c | 1723 | return err; |
f9ab2b1c | 1724 | } |
5cbff89c SK |
1725 | return 0; |
1726 | } | |
1727 | ||
1728 | ||
1da177e4 LT |
1729 | #define ALI5451_SPDIF(xname, xindex, value) \ |
1730 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\ | |
1731 | .info = snd_ali5451_spdif_info, .get = snd_ali5451_spdif_get, \ | |
1732 | .put = snd_ali5451_spdif_put, .private_value = value} | |
1733 | ||
a5ce8890 | 1734 | #define snd_ali5451_spdif_info snd_ctl_boolean_mono_info |
1da177e4 | 1735 | |
f9ab2b1c TI |
1736 | static int snd_ali5451_spdif_get(struct snd_kcontrol *kcontrol, |
1737 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 | 1738 | { |
d1fabd9c | 1739 | struct snd_ali *codec = kcontrol->private_data; |
c74056d4 | 1740 | unsigned int spdif_enable; |
1da177e4 | 1741 | |
c74056d4 | 1742 | spdif_enable = ucontrol->value.integer.value[0] ? 1 : 0; |
1da177e4 | 1743 | |
755e1371 | 1744 | spin_lock_irq(&codec->reg_lock); |
f9ab2b1c | 1745 | switch (kcontrol->private_value) { |
1da177e4 | 1746 | case 0: |
c74056d4 | 1747 | spdif_enable = (codec->spdif_mask & 0x02) ? 1 : 0; |
1da177e4 LT |
1748 | break; |
1749 | case 1: | |
c74056d4 | 1750 | spdif_enable = ((codec->spdif_mask & 0x02) && |
f9ab2b1c | 1751 | (codec->spdif_mask & 0x04)) ? 1 : 0; |
1da177e4 LT |
1752 | break; |
1753 | case 2: | |
c74056d4 | 1754 | spdif_enable = (codec->spdif_mask & 0x01) ? 1 : 0; |
1da177e4 LT |
1755 | break; |
1756 | default: | |
1757 | break; | |
1758 | } | |
c74056d4 | 1759 | ucontrol->value.integer.value[0] = spdif_enable; |
755e1371 | 1760 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1761 | return 0; |
1762 | } | |
1763 | ||
f9ab2b1c TI |
1764 | static int snd_ali5451_spdif_put(struct snd_kcontrol *kcontrol, |
1765 | struct snd_ctl_elem_value *ucontrol) | |
1da177e4 | 1766 | { |
d1fabd9c | 1767 | struct snd_ali *codec = kcontrol->private_data; |
c74056d4 | 1768 | unsigned int change = 0, spdif_enable = 0; |
1da177e4 | 1769 | |
c74056d4 | 1770 | spdif_enable = ucontrol->value.integer.value[0] ? 1 : 0; |
1da177e4 | 1771 | |
755e1371 | 1772 | spin_lock_irq(&codec->reg_lock); |
1da177e4 LT |
1773 | switch (kcontrol->private_value) { |
1774 | case 0: | |
1775 | change = (codec->spdif_mask & 0x02) ? 1 : 0; | |
c74056d4 | 1776 | change = change ^ spdif_enable; |
1da177e4 | 1777 | if (change) { |
c74056d4 | 1778 | if (spdif_enable) { |
1da177e4 LT |
1779 | codec->spdif_mask |= 0x02; |
1780 | snd_ali_enable_spdif_out(codec); | |
1781 | } else { | |
1782 | codec->spdif_mask &= ~(0x02); | |
1783 | codec->spdif_mask &= ~(0x04); | |
1784 | snd_ali_disable_spdif_out(codec); | |
1785 | } | |
1786 | } | |
1787 | break; | |
1788 | case 1: | |
1789 | change = (codec->spdif_mask & 0x04) ? 1 : 0; | |
c74056d4 | 1790 | change = change ^ spdif_enable; |
1da177e4 | 1791 | if (change && (codec->spdif_mask & 0x02)) { |
c74056d4 | 1792 | if (spdif_enable) { |
1da177e4 LT |
1793 | codec->spdif_mask |= 0x04; |
1794 | snd_ali_enable_spdif_chnout(codec); | |
1795 | } else { | |
1796 | codec->spdif_mask &= ~(0x04); | |
1797 | snd_ali_disable_spdif_chnout(codec); | |
1798 | } | |
1799 | } | |
1800 | break; | |
1801 | case 2: | |
1802 | change = (codec->spdif_mask & 0x01) ? 1 : 0; | |
c74056d4 | 1803 | change = change ^ spdif_enable; |
1da177e4 | 1804 | if (change) { |
c74056d4 | 1805 | if (spdif_enable) { |
1da177e4 LT |
1806 | codec->spdif_mask |= 0x01; |
1807 | snd_ali_enable_spdif_in(codec); | |
1808 | } else { | |
1809 | codec->spdif_mask &= ~(0x01); | |
1810 | snd_ali_disable_spdif_in(codec); | |
1811 | } | |
1812 | } | |
1813 | break; | |
1814 | default: | |
1815 | break; | |
1816 | } | |
755e1371 | 1817 | spin_unlock_irq(&codec->reg_lock); |
1da177e4 LT |
1818 | |
1819 | return change; | |
1820 | } | |
1821 | ||
e23e7a14 | 1822 | static struct snd_kcontrol_new snd_ali5451_mixer_spdif[] = { |
1da177e4 LT |
1823 | /* spdif aplayback switch */ |
1824 | /* FIXME: "IEC958 Playback Switch" may conflict with one on ac97_codec */ | |
10e8d78a | 1825 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH), 0, 0), |
1da177e4 | 1826 | /* spdif out to spdif channel */ |
10e8d78a | 1827 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("Channel Output ",NONE,SWITCH), 0, 1), |
1da177e4 LT |
1828 | /* spdif in from spdif channel */ |
1829 | ALI5451_SPDIF(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, 2) | |
1830 | }; | |
1831 | ||
e23e7a14 | 1832 | static int snd_ali_mixer(struct snd_ali *codec) |
1da177e4 | 1833 | { |
d1fabd9c | 1834 | struct snd_ac97_template ac97; |
1da177e4 | 1835 | unsigned int idx; |
5cbff89c | 1836 | int i, err; |
d1fabd9c | 1837 | static struct snd_ac97_bus_ops ops = { |
1da177e4 LT |
1838 | .write = snd_ali_codec_write, |
1839 | .read = snd_ali_codec_read, | |
1840 | }; | |
1841 | ||
f9ab2b1c TI |
1842 | err = snd_ac97_bus(codec->card, 0, &ops, codec, &codec->ac97_bus); |
1843 | if (err < 0) | |
1da177e4 | 1844 | return err; |
1da177e4 LT |
1845 | |
1846 | memset(&ac97, 0, sizeof(ac97)); | |
1847 | ac97.private_data = codec; | |
5cbff89c | 1848 | |
f9ab2b1c | 1849 | for (i = 0; i < codec->num_of_codecs; i++) { |
5cbff89c | 1850 | ac97.num = i; |
f9ab2b1c TI |
1851 | err = snd_ac97_mixer(codec->ac97_bus, &ac97, &codec->ac97[i]); |
1852 | if (err < 0) { | |
5f1e6937 | 1853 | dev_err(codec->card->dev, |
f9ab2b1c TI |
1854 | "ali mixer %d creating error.\n", i); |
1855 | if (i == 0) | |
4d060fd1 TI |
1856 | return err; |
1857 | codec->num_of_codecs = 1; | |
1858 | break; | |
1859 | } | |
5cbff89c SK |
1860 | } |
1861 | ||
1da177e4 | 1862 | if (codec->spdif_support) { |
f9ab2b1c TI |
1863 | for (idx = 0; idx < ARRAY_SIZE(snd_ali5451_mixer_spdif); idx++) { |
1864 | err = snd_ctl_add(codec->card, | |
1865 | snd_ctl_new1(&snd_ali5451_mixer_spdif[idx], codec)); | |
1866 | if (err < 0) | |
1867 | return err; | |
1da177e4 LT |
1868 | } |
1869 | } | |
1870 | return 0; | |
1871 | } | |
1872 | ||
c7561cd8 | 1873 | #ifdef CONFIG_PM_SLEEP |
68cb2b55 | 1874 | static int ali_suspend(struct device *dev) |
1da177e4 | 1875 | { |
68cb2b55 | 1876 | struct snd_card *card = dev_get_drvdata(dev); |
bf53c3b3 | 1877 | struct snd_ali *chip = card->private_data; |
d1fabd9c | 1878 | struct snd_ali_image *im; |
1da177e4 LT |
1879 | int i, j; |
1880 | ||
1881 | im = chip->image; | |
f9ab2b1c | 1882 | if (!im) |
1da177e4 LT |
1883 | return 0; |
1884 | ||
bf53c3b3 | 1885 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); |
f9ab2b1c | 1886 | for (i = 0; i < chip->num_of_codecs; i++) { |
bf53c3b3 TI |
1887 | snd_pcm_suspend_all(chip->pcm[i]); |
1888 | snd_ac97_suspend(chip->ac97[i]); | |
5cbff89c | 1889 | } |
1da177e4 LT |
1890 | |
1891 | spin_lock_irq(&chip->reg_lock); | |
1892 | ||
1893 | im->regs[ALI_MISCINT >> 2] = inl(ALI_REG(chip, ALI_MISCINT)); | |
f9ab2b1c | 1894 | /* im->regs[ALI_START >> 2] = inl(ALI_REG(chip, ALI_START)); */ |
1da177e4 LT |
1895 | im->regs[ALI_STOP >> 2] = inl(ALI_REG(chip, ALI_STOP)); |
1896 | ||
f9ab2b1c | 1897 | /* disable all IRQ bits */ |
1da177e4 LT |
1898 | outl(0, ALI_REG(chip, ALI_MISCINT)); |
1899 | ||
1900 | for (i = 0; i < ALI_GLOBAL_REGS; i++) { | |
1901 | if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP)) | |
1902 | continue; | |
1903 | im->regs[i] = inl(ALI_REG(chip, i*4)); | |
1904 | } | |
1905 | ||
1906 | for (i = 0; i < ALI_CHANNELS; i++) { | |
1907 | outb(i, ALI_REG(chip, ALI_GC_CIR)); | |
1908 | for (j = 0; j < ALI_CHANNEL_REGS; j++) | |
1909 | im->channel_regs[i][j] = inl(ALI_REG(chip, j*4 + 0xe0)); | |
1910 | } | |
1911 | ||
f9ab2b1c | 1912 | /* stop all HW channel */ |
1da177e4 LT |
1913 | outl(0xffffffff, ALI_REG(chip, ALI_STOP)); |
1914 | ||
1915 | spin_unlock_irq(&chip->reg_lock); | |
1da177e4 LT |
1916 | return 0; |
1917 | } | |
1918 | ||
68cb2b55 | 1919 | static int ali_resume(struct device *dev) |
1da177e4 | 1920 | { |
68cb2b55 | 1921 | struct snd_card *card = dev_get_drvdata(dev); |
bf53c3b3 | 1922 | struct snd_ali *chip = card->private_data; |
d1fabd9c | 1923 | struct snd_ali_image *im; |
1da177e4 LT |
1924 | int i, j; |
1925 | ||
1926 | im = chip->image; | |
f9ab2b1c | 1927 | if (!im) |
1da177e4 LT |
1928 | return 0; |
1929 | ||
1da177e4 LT |
1930 | spin_lock_irq(&chip->reg_lock); |
1931 | ||
1932 | for (i = 0; i < ALI_CHANNELS; i++) { | |
1933 | outb(i, ALI_REG(chip, ALI_GC_CIR)); | |
1934 | for (j = 0; j < ALI_CHANNEL_REGS; j++) | |
1935 | outl(im->channel_regs[i][j], ALI_REG(chip, j*4 + 0xe0)); | |
1936 | } | |
1937 | ||
1938 | for (i = 0; i < ALI_GLOBAL_REGS; i++) { | |
f9ab2b1c TI |
1939 | if ((i*4 == ALI_MISCINT) || (i*4 == ALI_STOP) || |
1940 | (i*4 == ALI_START)) | |
1da177e4 LT |
1941 | continue; |
1942 | outl(im->regs[i], ALI_REG(chip, i*4)); | |
1943 | } | |
1944 | ||
f9ab2b1c | 1945 | /* start HW channel */ |
1da177e4 | 1946 | outl(im->regs[ALI_START >> 2], ALI_REG(chip, ALI_START)); |
f9ab2b1c | 1947 | /* restore IRQ enable bits */ |
1da177e4 LT |
1948 | outl(im->regs[ALI_MISCINT >> 2], ALI_REG(chip, ALI_MISCINT)); |
1949 | ||
1950 | spin_unlock_irq(&chip->reg_lock); | |
1951 | ||
f9ab2b1c | 1952 | for (i = 0 ; i < chip->num_of_codecs; i++) |
bf53c3b3 | 1953 | snd_ac97_resume(chip->ac97[i]); |
1da177e4 | 1954 | |
bf53c3b3 | 1955 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); |
1da177e4 LT |
1956 | return 0; |
1957 | } | |
68cb2b55 TI |
1958 | |
1959 | static SIMPLE_DEV_PM_OPS(ali_pm, ali_suspend, ali_resume); | |
1960 | #define ALI_PM_OPS &ali_pm | |
1961 | #else | |
1962 | #define ALI_PM_OPS NULL | |
c7561cd8 | 1963 | #endif /* CONFIG_PM_SLEEP */ |
1da177e4 | 1964 | |
d1fabd9c | 1965 | static int snd_ali_free(struct snd_ali * codec) |
1da177e4 LT |
1966 | { |
1967 | if (codec->hw_initialized) | |
1968 | snd_ali_disable_address_interrupt(codec); | |
f000fd80 | 1969 | if (codec->irq >= 0) |
437a5a46 | 1970 | free_irq(codec->irq, codec); |
1da177e4 LT |
1971 | if (codec->port) |
1972 | pci_release_regions(codec->pci); | |
1973 | pci_disable_device(codec->pci); | |
c7561cd8 | 1974 | #ifdef CONFIG_PM_SLEEP |
1da177e4 LT |
1975 | kfree(codec->image); |
1976 | #endif | |
0dd119f7 JS |
1977 | pci_dev_put(codec->pci_m1533); |
1978 | pci_dev_put(codec->pci_m7101); | |
1da177e4 LT |
1979 | kfree(codec); |
1980 | return 0; | |
1981 | } | |
1982 | ||
d1fabd9c | 1983 | static int snd_ali_chip_init(struct snd_ali *codec) |
1da177e4 LT |
1984 | { |
1985 | unsigned int legacy; | |
1986 | unsigned char temp; | |
f9ab2b1c | 1987 | struct pci_dev *pci_dev; |
1da177e4 | 1988 | |
5f1e6937 | 1989 | dev_dbg(codec->card->dev, "chip initializing ...\n"); |
1da177e4 LT |
1990 | |
1991 | if (snd_ali_reset_5451(codec)) { | |
5f1e6937 | 1992 | dev_err(codec->card->dev, "ali_chip_init: reset 5451 error.\n"); |
1da177e4 LT |
1993 | return -1; |
1994 | } | |
1995 | ||
1996 | if (codec->revision == ALI_5451_V02) { | |
1997 | pci_dev = codec->pci_m1533; | |
1998 | pci_read_config_byte(pci_dev, 0x59, &temp); | |
1999 | temp |= 0x80; | |
2000 | pci_write_config_byte(pci_dev, 0x59, temp); | |
2001 | ||
2002 | pci_dev = codec->pci_m7101; | |
2003 | pci_read_config_byte(pci_dev, 0xb8, &temp); | |
2004 | temp |= 0x20; | |
2005 | pci_write_config_byte(pci_dev, 0xB8, temp); | |
2006 | } | |
2007 | ||
2008 | pci_read_config_dword(codec->pci, 0x44, &legacy); | |
2009 | legacy &= 0xff00ff00; | |
2010 | legacy |= 0x000800aa; | |
2011 | pci_write_config_dword(codec->pci, 0x44, legacy); | |
2012 | ||
2013 | outl(0x80000001, ALI_REG(codec, ALI_GLOBAL_CONTROL)); | |
2014 | outl(0x00000000, ALI_REG(codec, ALI_AINTEN)); | |
2015 | outl(0xffffffff, ALI_REG(codec, ALI_AINT)); | |
2016 | outl(0x00000000, ALI_REG(codec, ALI_VOLUME)); | |
2017 | outb(0x10, ALI_REG(codec, ALI_MPUR2)); | |
2018 | ||
2019 | codec->ac97_ext_id = snd_ali_codec_peek(codec, 0, AC97_EXTENDED_ID); | |
f9ab2b1c TI |
2020 | codec->ac97_ext_status = snd_ali_codec_peek(codec, 0, |
2021 | AC97_EXTENDED_STATUS); | |
1da177e4 LT |
2022 | if (codec->spdif_support) { |
2023 | snd_ali_enable_spdif_out(codec); | |
2024 | codec->spdif_mask = 0x00000002; | |
2025 | } | |
2026 | ||
5cbff89c SK |
2027 | codec->num_of_codecs = 1; |
2028 | ||
2029 | /* secondary codec - modem */ | |
2030 | if (inl(ALI_REG(codec, ALI_SCTRL)) & ALI_SCTRL_CODEC2_READY) { | |
2031 | codec->num_of_codecs++; | |
2032 | outl(inl(ALI_REG(codec, ALI_SCTRL)) | | |
f9ab2b1c TI |
2033 | (ALI_SCTRL_LINE_IN2 | ALI_SCTRL_GPIO_IN2 | |
2034 | ALI_SCTRL_LINE_OUT_EN), | |
2035 | ALI_REG(codec, ALI_SCTRL)); | |
5cbff89c SK |
2036 | } |
2037 | ||
5f1e6937 | 2038 | dev_dbg(codec->card->dev, "chip initialize succeed.\n"); |
1da177e4 LT |
2039 | return 0; |
2040 | ||
2041 | } | |
2042 | ||
5cbff89c | 2043 | /* proc for register dump */ |
f9ab2b1c TI |
2044 | static void snd_ali_proc_read(struct snd_info_entry *entry, |
2045 | struct snd_info_buffer *buf) | |
5cbff89c | 2046 | { |
d1fabd9c | 2047 | struct snd_ali *codec = entry->private_data; |
5cbff89c | 2048 | int i; |
f9ab2b1c | 2049 | for (i = 0; i < 256 ; i+= 4) |
5cbff89c SK |
2050 | snd_iprintf(buf, "%02x: %08x\n", i, inl(ALI_REG(codec, i))); |
2051 | } | |
2052 | ||
e23e7a14 | 2053 | static void snd_ali_proc_init(struct snd_ali *codec) |
5cbff89c | 2054 | { |
d1fabd9c | 2055 | struct snd_info_entry *entry; |
f9ab2b1c | 2056 | if (!snd_card_proc_new(codec->card, "ali5451", &entry)) |
bf850204 | 2057 | snd_info_set_text_ops(entry, codec, snd_ali_proc_read); |
5cbff89c SK |
2058 | } |
2059 | ||
e23e7a14 | 2060 | static int snd_ali_resources(struct snd_ali *codec) |
1da177e4 LT |
2061 | { |
2062 | int err; | |
2063 | ||
5f1e6937 | 2064 | dev_dbg(codec->card->dev, "resources allocation ...\n"); |
f9ab2b1c TI |
2065 | err = pci_request_regions(codec->pci, "ALI 5451"); |
2066 | if (err < 0) | |
1da177e4 LT |
2067 | return err; |
2068 | codec->port = pci_resource_start(codec->pci, 0); | |
2069 | ||
437a5a46 | 2070 | if (request_irq(codec->pci->irq, snd_ali_card_interrupt, |
934c2b6d | 2071 | IRQF_SHARED, KBUILD_MODNAME, codec)) { |
5f1e6937 | 2072 | dev_err(codec->card->dev, "Unable to request irq.\n"); |
1da177e4 LT |
2073 | return -EBUSY; |
2074 | } | |
2075 | codec->irq = codec->pci->irq; | |
5f1e6937 | 2076 | dev_dbg(codec->card->dev, "resources allocated.\n"); |
1da177e4 LT |
2077 | return 0; |
2078 | } | |
f9ab2b1c | 2079 | static int snd_ali_dev_free(struct snd_device *device) |
1da177e4 | 2080 | { |
f9ab2b1c | 2081 | struct snd_ali *codec = device->device_data; |
1da177e4 LT |
2082 | snd_ali_free(codec); |
2083 | return 0; | |
2084 | } | |
2085 | ||
e23e7a14 BP |
2086 | static int snd_ali_create(struct snd_card *card, |
2087 | struct pci_dev *pci, | |
2088 | int pcm_streams, | |
2089 | int spdif_support, | |
2090 | struct snd_ali **r_ali) | |
1da177e4 | 2091 | { |
d1fabd9c | 2092 | struct snd_ali *codec; |
1da177e4 | 2093 | int i, err; |
bf53c3b3 TI |
2094 | unsigned short cmdw; |
2095 | static struct snd_device_ops ops = { | |
d1fabd9c | 2096 | .dev_free = snd_ali_dev_free, |
1da177e4 LT |
2097 | }; |
2098 | ||
2099 | *r_ali = NULL; | |
2100 | ||
5f1e6937 | 2101 | dev_dbg(card->dev, "creating ...\n"); |
1da177e4 LT |
2102 | |
2103 | /* enable PCI device */ | |
f9ab2b1c TI |
2104 | err = pci_enable_device(pci); |
2105 | if (err < 0) | |
1da177e4 LT |
2106 | return err; |
2107 | /* check, if we can restrict PCI DMA transfers to 31 bits */ | |
412b979c QL |
2108 | if (dma_set_mask(&pci->dev, DMA_BIT_MASK(31)) < 0 || |
2109 | dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(31)) < 0) { | |
5f1e6937 TI |
2110 | dev_err(card->dev, |
2111 | "architecture does not support 31bit PCI busmaster DMA\n"); | |
1da177e4 LT |
2112 | pci_disable_device(pci); |
2113 | return -ENXIO; | |
2114 | } | |
2115 | ||
f9ab2b1c TI |
2116 | codec = kzalloc(sizeof(*codec), GFP_KERNEL); |
2117 | if (!codec) { | |
1da177e4 LT |
2118 | pci_disable_device(pci); |
2119 | return -ENOMEM; | |
2120 | } | |
2121 | ||
2122 | spin_lock_init(&codec->reg_lock); | |
2123 | spin_lock_init(&codec->voice_alloc); | |
2124 | ||
2125 | codec->card = card; | |
2126 | codec->pci = pci; | |
2127 | codec->irq = -1; | |
44c10138 | 2128 | codec->revision = pci->revision; |
1da177e4 LT |
2129 | codec->spdif_support = spdif_support; |
2130 | ||
2131 | if (pcm_streams < 1) | |
2132 | pcm_streams = 1; | |
2133 | if (pcm_streams > 32) | |
2134 | pcm_streams = 32; | |
2135 | ||
2136 | pci_set_master(pci); | |
2137 | pci_read_config_word(pci, PCI_COMMAND, &cmdw); | |
2138 | if ((cmdw & PCI_COMMAND_IO) != PCI_COMMAND_IO) { | |
2139 | cmdw |= PCI_COMMAND_IO; | |
2140 | pci_write_config_word(pci, PCI_COMMAND, cmdw); | |
2141 | } | |
2142 | pci_set_master(pci); | |
2143 | ||
2144 | if (snd_ali_resources(codec)) { | |
2145 | snd_ali_free(codec); | |
2146 | return -EBUSY; | |
2147 | } | |
2148 | ||
2149 | synchronize_irq(pci->irq); | |
2150 | ||
2151 | codec->synth.chmap = 0; | |
2152 | codec->synth.chcnt = 0; | |
2153 | codec->spdif_mask = 0; | |
2154 | codec->synth.synthcount = 0; | |
2155 | ||
2156 | if (codec->revision == ALI_5451_V02) | |
2157 | codec->chregs.regs.ac97read = ALI_AC97_WRITE; | |
2158 | else | |
2159 | codec->chregs.regs.ac97read = ALI_AC97_READ; | |
2160 | codec->chregs.regs.ac97write = ALI_AC97_WRITE; | |
2161 | ||
2162 | codec->chregs.regs.start = ALI_START; | |
2163 | codec->chregs.regs.stop = ALI_STOP; | |
2164 | codec->chregs.regs.aint = ALI_AINT; | |
2165 | codec->chregs.regs.ainten = ALI_AINTEN; | |
2166 | ||
2167 | codec->chregs.data.start = 0x00; | |
2168 | codec->chregs.data.stop = 0x00; | |
2169 | codec->chregs.data.aint = 0x00; | |
2170 | codec->chregs.data.ainten = 0x00; | |
2171 | ||
2172 | /* M1533: southbridge */ | |
bf53c3b3 | 2173 | codec->pci_m1533 = pci_get_device(0x10b9, 0x1533, NULL); |
f9ab2b1c | 2174 | if (!codec->pci_m1533) { |
5f1e6937 | 2175 | dev_err(card->dev, "cannot find ALi 1533 chip.\n"); |
1da177e4 LT |
2176 | snd_ali_free(codec); |
2177 | return -ENODEV; | |
2178 | } | |
2179 | /* M7101: power management */ | |
bf53c3b3 | 2180 | codec->pci_m7101 = pci_get_device(0x10b9, 0x7101, NULL); |
f9ab2b1c | 2181 | if (!codec->pci_m7101 && codec->revision == ALI_5451_V02) { |
5f1e6937 | 2182 | dev_err(card->dev, "cannot find ALi 7101 chip.\n"); |
1da177e4 LT |
2183 | snd_ali_free(codec); |
2184 | return -ENODEV; | |
2185 | } | |
2186 | ||
5f1e6937 | 2187 | dev_dbg(card->dev, "snd_device_new is called.\n"); |
f9ab2b1c TI |
2188 | err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, codec, &ops); |
2189 | if (err < 0) { | |
1da177e4 LT |
2190 | snd_ali_free(codec); |
2191 | return err; | |
2192 | } | |
2193 | ||
2194 | /* initialise synth voices*/ | |
f9ab2b1c | 2195 | for (i = 0; i < ALI_CHANNELS; i++) |
1da177e4 | 2196 | codec->synth.voices[i].number = i; |
1da177e4 | 2197 | |
f9ab2b1c TI |
2198 | err = snd_ali_chip_init(codec); |
2199 | if (err < 0) { | |
5f1e6937 | 2200 | dev_err(card->dev, "ali create: chip init error.\n"); |
1da177e4 LT |
2201 | return err; |
2202 | } | |
2203 | ||
c7561cd8 | 2204 | #ifdef CONFIG_PM_SLEEP |
1da177e4 | 2205 | codec->image = kmalloc(sizeof(*codec->image), GFP_KERNEL); |
f9ab2b1c | 2206 | if (!codec->image) |
5f1e6937 | 2207 | dev_warn(card->dev, "can't allocate apm buffer\n"); |
1da177e4 LT |
2208 | #endif |
2209 | ||
2210 | snd_ali_enable_address_interrupt(codec); | |
2211 | codec->hw_initialized = 1; | |
2212 | ||
2213 | *r_ali = codec; | |
5f1e6937 | 2214 | dev_dbg(card->dev, "created.\n"); |
1da177e4 LT |
2215 | return 0; |
2216 | } | |
2217 | ||
e23e7a14 BP |
2218 | static int snd_ali_probe(struct pci_dev *pci, |
2219 | const struct pci_device_id *pci_id) | |
1da177e4 | 2220 | { |
d1fabd9c TI |
2221 | struct snd_card *card; |
2222 | struct snd_ali *codec; | |
1da177e4 LT |
2223 | int err; |
2224 | ||
5f1e6937 | 2225 | dev_dbg(&pci->dev, "probe ...\n"); |
1da177e4 | 2226 | |
60c5772b | 2227 | err = snd_card_new(&pci->dev, index, id, THIS_MODULE, 0, &card); |
e58de7ba TI |
2228 | if (err < 0) |
2229 | return err; | |
1da177e4 | 2230 | |
f9ab2b1c TI |
2231 | err = snd_ali_create(card, pci, pcm_channels, spdif, &codec); |
2232 | if (err < 0) | |
2233 | goto error; | |
bf53c3b3 | 2234 | card->private_data = codec; |
1da177e4 | 2235 | |
5f1e6937 | 2236 | dev_dbg(&pci->dev, "mixer building ...\n"); |
f9ab2b1c TI |
2237 | err = snd_ali_mixer(codec); |
2238 | if (err < 0) | |
2239 | goto error; | |
1da177e4 | 2240 | |
5f1e6937 | 2241 | dev_dbg(&pci->dev, "pcm building ...\n"); |
f9ab2b1c TI |
2242 | err = snd_ali_build_pcms(codec); |
2243 | if (err < 0) | |
2244 | goto error; | |
1da177e4 | 2245 | |
5cbff89c SK |
2246 | snd_ali_proc_init(codec); |
2247 | ||
1da177e4 LT |
2248 | strcpy(card->driver, "ALI5451"); |
2249 | strcpy(card->shortname, "ALI 5451"); | |
2250 | ||
ba8c3c37 | 2251 | sprintf(card->longname, "%s at 0x%lx, irq %i", |
1da177e4 LT |
2252 | card->shortname, codec->port, codec->irq); |
2253 | ||
5f1e6937 | 2254 | dev_dbg(&pci->dev, "register card.\n"); |
f9ab2b1c TI |
2255 | err = snd_card_register(card); |
2256 | if (err < 0) | |
2257 | goto error; | |
2258 | ||
1da177e4 | 2259 | pci_set_drvdata(pci, card); |
1da177e4 | 2260 | return 0; |
f9ab2b1c TI |
2261 | |
2262 | error: | |
2263 | snd_card_free(card); | |
2264 | return err; | |
1da177e4 LT |
2265 | } |
2266 | ||
e23e7a14 | 2267 | static void snd_ali_remove(struct pci_dev *pci) |
1da177e4 LT |
2268 | { |
2269 | snd_card_free(pci_get_drvdata(pci)); | |
1da177e4 LT |
2270 | } |
2271 | ||
e9f66d9b | 2272 | static struct pci_driver ali5451_driver = { |
3733e424 | 2273 | .name = KBUILD_MODNAME, |
1da177e4 LT |
2274 | .id_table = snd_ali_ids, |
2275 | .probe = snd_ali_probe, | |
e23e7a14 | 2276 | .remove = snd_ali_remove, |
68cb2b55 TI |
2277 | .driver = { |
2278 | .pm = ALI_PM_OPS, | |
2279 | }, | |
1da177e4 LT |
2280 | }; |
2281 | ||
e9f66d9b | 2282 | module_pci_driver(ali5451_driver); |