[ALSA] Optimize for config without PROC_FS (pci drivers)
[linux-2.6.git] / sound / pci / emu10k1 / emumixer.c
1 /*
2  *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>,
3  *                   Takashi Iwai <tiwai@suse.de>
4  *                   Creative Labs, Inc.
5  *  Routines for control of EMU10K1 chips / mixer routines
6  *  Multichannel PCM support Copyright (c) Lee Revell <rlrevell@joe-job.com>
7  *
8  *  BUGS:
9  *    --
10  *
11  *  TODO:
12  *    --
13  *
14  *   This program is free software; you can redistribute it and/or modify
15  *   it under the terms of the GNU General Public License as published by
16  *   the Free Software Foundation; either version 2 of the License, or
17  *   (at your option) any later version.
18  *
19  *   This program is distributed in the hope that it will be useful,
20  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
21  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
22  *   GNU General Public License for more details.
23  *
24  *   You should have received a copy of the GNU General Public License
25  *   along with this program; if not, write to the Free Software
26  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
27  *
28  */
29
30 #include <sound/driver.h>
31 #include <linux/time.h>
32 #include <linux/init.h>
33 #include <sound/core.h>
34 #include <sound/emu10k1.h>
35
36 #define AC97_ID_STAC9758        0x83847658
37
38 static int snd_emu10k1_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
39 {
40         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
41         uinfo->count = 1;
42         return 0;
43 }
44
45 static int snd_emu10k1_spdif_get(struct snd_kcontrol *kcontrol,
46                                  struct snd_ctl_elem_value *ucontrol)
47 {
48         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
49         unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
50         unsigned long flags;
51
52         spin_lock_irqsave(&emu->reg_lock, flags);
53         ucontrol->value.iec958.status[0] = (emu->spdif_bits[idx] >> 0) & 0xff;
54         ucontrol->value.iec958.status[1] = (emu->spdif_bits[idx] >> 8) & 0xff;
55         ucontrol->value.iec958.status[2] = (emu->spdif_bits[idx] >> 16) & 0xff;
56         ucontrol->value.iec958.status[3] = (emu->spdif_bits[idx] >> 24) & 0xff;
57         spin_unlock_irqrestore(&emu->reg_lock, flags);
58         return 0;
59 }
60
61 static int snd_emu10k1_spdif_get_mask(struct snd_kcontrol *kcontrol,
62                                       struct snd_ctl_elem_value *ucontrol)
63 {
64         ucontrol->value.iec958.status[0] = 0xff;
65         ucontrol->value.iec958.status[1] = 0xff;
66         ucontrol->value.iec958.status[2] = 0xff;
67         ucontrol->value.iec958.status[3] = 0xff;
68         return 0;
69 }
70
71 #if 0
72 static int snd_audigy_spdif_output_rate_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
73 {
74         static char *texts[] = {"44100", "48000", "96000"};
75
76         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
77         uinfo->count = 1;
78         uinfo->value.enumerated.items = 3;
79         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
80                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
81         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
82         return 0;
83 }
84
85 static int snd_audigy_spdif_output_rate_get(struct snd_kcontrol *kcontrol,
86                                  struct snd_ctl_elem_value *ucontrol)
87 {
88         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
89         unsigned int tmp;
90         unsigned long flags;
91         
92
93         spin_lock_irqsave(&emu->reg_lock, flags);
94         tmp = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, 0);
95         switch (tmp & A_SPDIF_RATE_MASK) {
96         case A_SPDIF_44100:
97                 ucontrol->value.enumerated.item[0] = 0;
98                 break;
99         case A_SPDIF_48000:
100                 ucontrol->value.enumerated.item[0] = 1;
101                 break;
102         case A_SPDIF_96000:
103                 ucontrol->value.enumerated.item[0] = 2;
104                 break;
105         default:
106                 ucontrol->value.enumerated.item[0] = 1;
107         }
108         spin_unlock_irqrestore(&emu->reg_lock, flags);
109         return 0;
110 }
111
112 static int snd_audigy_spdif_output_rate_put(struct snd_kcontrol *kcontrol,
113                                  struct snd_ctl_elem_value *ucontrol)
114 {
115         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
116         int change;
117         unsigned int reg, val, tmp;
118         unsigned long flags;
119
120         switch(ucontrol->value.enumerated.item[0]) {
121         case 0:
122                 val = A_SPDIF_44100;
123                 break;
124         case 1:
125                 val = A_SPDIF_48000;
126                 break;
127         case 2:
128                 val = A_SPDIF_96000;
129                 break;
130         default:
131                 val = A_SPDIF_48000;
132                 break;
133         }
134
135         
136         spin_lock_irqsave(&emu->reg_lock, flags);
137         reg = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, 0);
138         tmp = reg & ~A_SPDIF_RATE_MASK;
139         tmp |= val;
140         if ((change = (tmp != reg)))
141                 snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, 0, tmp);
142         spin_unlock_irqrestore(&emu->reg_lock, flags);
143         return change;
144 }
145
146 static struct snd_kcontrol_new snd_audigy_spdif_output_rate =
147 {
148         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE,
149         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
150         .name =         "Audigy SPDIF Output Sample Rate",
151         .count =        1,
152         .info =         snd_audigy_spdif_output_rate_info,
153         .get =          snd_audigy_spdif_output_rate_get,
154         .put =          snd_audigy_spdif_output_rate_put
155 };
156 #endif
157
158 static int snd_emu10k1_spdif_put(struct snd_kcontrol *kcontrol,
159                                  struct snd_ctl_elem_value *ucontrol)
160 {
161         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
162         unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
163         int change;
164         unsigned int val;
165         unsigned long flags;
166
167         val = (ucontrol->value.iec958.status[0] << 0) |
168               (ucontrol->value.iec958.status[1] << 8) |
169               (ucontrol->value.iec958.status[2] << 16) |
170               (ucontrol->value.iec958.status[3] << 24);
171         spin_lock_irqsave(&emu->reg_lock, flags);
172         change = val != emu->spdif_bits[idx];
173         if (change) {
174                 snd_emu10k1_ptr_write(emu, SPCS0 + idx, 0, val);
175                 emu->spdif_bits[idx] = val;
176         }
177         spin_unlock_irqrestore(&emu->reg_lock, flags);
178         return change;
179 }
180
181 static struct snd_kcontrol_new snd_emu10k1_spdif_mask_control =
182 {
183         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
184         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
185         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
186         .count =        4,
187         .info =         snd_emu10k1_spdif_info,
188         .get =          snd_emu10k1_spdif_get_mask
189 };
190
191 static struct snd_kcontrol_new snd_emu10k1_spdif_control =
192 {
193         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
194         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
195         .count =        4,
196         .info =         snd_emu10k1_spdif_info,
197         .get =          snd_emu10k1_spdif_get,
198         .put =          snd_emu10k1_spdif_put
199 };
200
201
202 static void update_emu10k1_fxrt(struct snd_emu10k1 *emu, int voice, unsigned char *route)
203 {
204         if (emu->audigy) {
205                 snd_emu10k1_ptr_write(emu, A_FXRT1, voice,
206                                       snd_emu10k1_compose_audigy_fxrt1(route));
207                 snd_emu10k1_ptr_write(emu, A_FXRT2, voice,
208                                       snd_emu10k1_compose_audigy_fxrt2(route));
209         } else {
210                 snd_emu10k1_ptr_write(emu, FXRT, voice,
211                                       snd_emu10k1_compose_send_routing(route));
212         }
213 }
214
215 static void update_emu10k1_send_volume(struct snd_emu10k1 *emu, int voice, unsigned char *volume)
216 {
217         snd_emu10k1_ptr_write(emu, PTRX_FXSENDAMOUNT_A, voice, volume[0]);
218         snd_emu10k1_ptr_write(emu, PTRX_FXSENDAMOUNT_B, voice, volume[1]);
219         snd_emu10k1_ptr_write(emu, PSST_FXSENDAMOUNT_C, voice, volume[2]);
220         snd_emu10k1_ptr_write(emu, DSL_FXSENDAMOUNT_D, voice, volume[3]);
221         if (emu->audigy) {
222                 unsigned int val = ((unsigned int)volume[4] << 24) |
223                         ((unsigned int)volume[5] << 16) |
224                         ((unsigned int)volume[6] << 8) |
225                         (unsigned int)volume[7];
226                 snd_emu10k1_ptr_write(emu, A_SENDAMOUNTS, voice, val);
227         }
228 }
229
230 /* PCM stream controls */
231
232 static int snd_emu10k1_send_routing_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
233 {
234         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
235         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
236         uinfo->count = emu->audigy ? 3*8 : 3*4;
237         uinfo->value.integer.min = 0;
238         uinfo->value.integer.max = emu->audigy ? 0x3f : 0x0f;
239         return 0;
240 }
241
242 static int snd_emu10k1_send_routing_get(struct snd_kcontrol *kcontrol,
243                                         struct snd_ctl_elem_value *ucontrol)
244 {
245         unsigned long flags;
246         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
247         struct snd_emu10k1_pcm_mixer *mix =
248                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
249         int voice, idx;
250         int num_efx = emu->audigy ? 8 : 4;
251         int mask = emu->audigy ? 0x3f : 0x0f;
252
253         spin_lock_irqsave(&emu->reg_lock, flags);
254         for (voice = 0; voice < 3; voice++)
255                 for (idx = 0; idx < num_efx; idx++)
256                         ucontrol->value.integer.value[(voice * num_efx) + idx] = 
257                                 mix->send_routing[voice][idx] & mask;
258         spin_unlock_irqrestore(&emu->reg_lock, flags);
259         return 0;
260 }
261
262 static int snd_emu10k1_send_routing_put(struct snd_kcontrol *kcontrol,
263                                         struct snd_ctl_elem_value *ucontrol)
264 {
265         unsigned long flags;
266         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
267         struct snd_emu10k1_pcm_mixer *mix =
268                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
269         int change = 0, voice, idx, val;
270         int num_efx = emu->audigy ? 8 : 4;
271         int mask = emu->audigy ? 0x3f : 0x0f;
272
273         spin_lock_irqsave(&emu->reg_lock, flags);
274         for (voice = 0; voice < 3; voice++)
275                 for (idx = 0; idx < num_efx; idx++) {
276                         val = ucontrol->value.integer.value[(voice * num_efx) + idx] & mask;
277                         if (mix->send_routing[voice][idx] != val) {
278                                 mix->send_routing[voice][idx] = val;
279                                 change = 1;
280                         }
281                 }       
282         if (change && mix->epcm) {
283                 if (mix->epcm->voices[0] && mix->epcm->voices[1]) {
284                         update_emu10k1_fxrt(emu, mix->epcm->voices[0]->number,
285                                             &mix->send_routing[1][0]);
286                         update_emu10k1_fxrt(emu, mix->epcm->voices[1]->number,
287                                             &mix->send_routing[2][0]);
288                 } else if (mix->epcm->voices[0]) {
289                         update_emu10k1_fxrt(emu, mix->epcm->voices[0]->number,
290                                             &mix->send_routing[0][0]);
291                 }
292         }
293         spin_unlock_irqrestore(&emu->reg_lock, flags);
294         return change;
295 }
296
297 static struct snd_kcontrol_new snd_emu10k1_send_routing_control =
298 {
299         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
300         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
301         .name =         "EMU10K1 PCM Send Routing",
302         .count =        32,
303         .info =         snd_emu10k1_send_routing_info,
304         .get =          snd_emu10k1_send_routing_get,
305         .put =          snd_emu10k1_send_routing_put
306 };
307
308 static int snd_emu10k1_send_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
309 {
310         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
311         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
312         uinfo->count = emu->audigy ? 3*8 : 3*4;
313         uinfo->value.integer.min = 0;
314         uinfo->value.integer.max = 255;
315         return 0;
316 }
317
318 static int snd_emu10k1_send_volume_get(struct snd_kcontrol *kcontrol,
319                                        struct snd_ctl_elem_value *ucontrol)
320 {
321         unsigned long flags;
322         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
323         struct snd_emu10k1_pcm_mixer *mix =
324                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
325         int idx;
326         int num_efx = emu->audigy ? 8 : 4;
327
328         spin_lock_irqsave(&emu->reg_lock, flags);
329         for (idx = 0; idx < 3*num_efx; idx++)
330                 ucontrol->value.integer.value[idx] = mix->send_volume[idx/num_efx][idx%num_efx];
331         spin_unlock_irqrestore(&emu->reg_lock, flags);
332         return 0;
333 }
334
335 static int snd_emu10k1_send_volume_put(struct snd_kcontrol *kcontrol,
336                                        struct snd_ctl_elem_value *ucontrol)
337 {
338         unsigned long flags;
339         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
340         struct snd_emu10k1_pcm_mixer *mix =
341                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
342         int change = 0, idx, val;
343         int num_efx = emu->audigy ? 8 : 4;
344
345         spin_lock_irqsave(&emu->reg_lock, flags);
346         for (idx = 0; idx < 3*num_efx; idx++) {
347                 val = ucontrol->value.integer.value[idx] & 255;
348                 if (mix->send_volume[idx/num_efx][idx%num_efx] != val) {
349                         mix->send_volume[idx/num_efx][idx%num_efx] = val;
350                         change = 1;
351                 }
352         }
353         if (change && mix->epcm) {
354                 if (mix->epcm->voices[0] && mix->epcm->voices[1]) {
355                         update_emu10k1_send_volume(emu, mix->epcm->voices[0]->number,
356                                                    &mix->send_volume[1][0]);
357                         update_emu10k1_send_volume(emu, mix->epcm->voices[1]->number,
358                                                    &mix->send_volume[2][0]);
359                 } else if (mix->epcm->voices[0]) {
360                         update_emu10k1_send_volume(emu, mix->epcm->voices[0]->number,
361                                                    &mix->send_volume[0][0]);
362                 }
363         }
364         spin_unlock_irqrestore(&emu->reg_lock, flags);
365         return change;
366 }
367
368 static struct snd_kcontrol_new snd_emu10k1_send_volume_control =
369 {
370         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
371         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
372         .name =         "EMU10K1 PCM Send Volume",
373         .count =        32,
374         .info =         snd_emu10k1_send_volume_info,
375         .get =          snd_emu10k1_send_volume_get,
376         .put =          snd_emu10k1_send_volume_put
377 };
378
379 static int snd_emu10k1_attn_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
380 {
381         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
382         uinfo->count = 3;
383         uinfo->value.integer.min = 0;
384         uinfo->value.integer.max = 0xffff;
385         return 0;
386 }
387
388 static int snd_emu10k1_attn_get(struct snd_kcontrol *kcontrol,
389                                 struct snd_ctl_elem_value *ucontrol)
390 {
391         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
392         struct snd_emu10k1_pcm_mixer *mix =
393                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
394         unsigned long flags;
395         int idx;
396
397         spin_lock_irqsave(&emu->reg_lock, flags);
398         for (idx = 0; idx < 3; idx++)
399                 ucontrol->value.integer.value[idx] = mix->attn[idx];
400         spin_unlock_irqrestore(&emu->reg_lock, flags);
401         return 0;
402 }
403
404 static int snd_emu10k1_attn_put(struct snd_kcontrol *kcontrol,
405                                 struct snd_ctl_elem_value *ucontrol)
406 {
407         unsigned long flags;
408         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
409         struct snd_emu10k1_pcm_mixer *mix =
410                 &emu->pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
411         int change = 0, idx, val;
412
413         spin_lock_irqsave(&emu->reg_lock, flags);
414         for (idx = 0; idx < 3; idx++) {
415                 val = ucontrol->value.integer.value[idx] & 0xffff;
416                 if (mix->attn[idx] != val) {
417                         mix->attn[idx] = val;
418                         change = 1;
419                 }
420         }
421         if (change && mix->epcm) {
422                 if (mix->epcm->voices[0] && mix->epcm->voices[1]) {
423                         snd_emu10k1_ptr_write(emu, VTFT_VOLUMETARGET, mix->epcm->voices[0]->number, mix->attn[1]);
424                         snd_emu10k1_ptr_write(emu, VTFT_VOLUMETARGET, mix->epcm->voices[1]->number, mix->attn[2]);
425                 } else if (mix->epcm->voices[0]) {
426                         snd_emu10k1_ptr_write(emu, VTFT_VOLUMETARGET, mix->epcm->voices[0]->number, mix->attn[0]);
427                 }
428         }
429         spin_unlock_irqrestore(&emu->reg_lock, flags);
430         return change;
431 }
432
433 static struct snd_kcontrol_new snd_emu10k1_attn_control =
434 {
435         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
436         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
437         .name =         "EMU10K1 PCM Volume",
438         .count =        32,
439         .info =         snd_emu10k1_attn_info,
440         .get =          snd_emu10k1_attn_get,
441         .put =          snd_emu10k1_attn_put
442 };
443
444 /* Mutichannel PCM stream controls */
445
446 static int snd_emu10k1_efx_send_routing_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
447 {
448         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
449         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
450         uinfo->count = emu->audigy ? 8 : 4;
451         uinfo->value.integer.min = 0;
452         uinfo->value.integer.max = emu->audigy ? 0x3f : 0x0f;
453         return 0;
454 }
455
456 static int snd_emu10k1_efx_send_routing_get(struct snd_kcontrol *kcontrol,
457                                         struct snd_ctl_elem_value *ucontrol)
458 {
459         unsigned long flags;
460         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
461         struct snd_emu10k1_pcm_mixer *mix =
462                 &emu->efx_pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
463         int idx;
464         int num_efx = emu->audigy ? 8 : 4;
465         int mask = emu->audigy ? 0x3f : 0x0f;
466
467         spin_lock_irqsave(&emu->reg_lock, flags);
468         for (idx = 0; idx < num_efx; idx++)
469                 ucontrol->value.integer.value[idx] = 
470                         mix->send_routing[0][idx] & mask;
471         spin_unlock_irqrestore(&emu->reg_lock, flags);
472         return 0;
473 }
474
475 static int snd_emu10k1_efx_send_routing_put(struct snd_kcontrol *kcontrol,
476                                         struct snd_ctl_elem_value *ucontrol)
477 {
478         unsigned long flags;
479         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
480         int ch = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
481         struct snd_emu10k1_pcm_mixer *mix = &emu->efx_pcm_mixer[ch];
482         int change = 0, idx, val;
483         int num_efx = emu->audigy ? 8 : 4;
484         int mask = emu->audigy ? 0x3f : 0x0f;
485
486         spin_lock_irqsave(&emu->reg_lock, flags);
487         for (idx = 0; idx < num_efx; idx++) {
488                 val = ucontrol->value.integer.value[idx] & mask;
489                 if (mix->send_routing[0][idx] != val) {
490                         mix->send_routing[0][idx] = val;
491                         change = 1;
492                 }
493         }       
494
495         if (change && mix->epcm) {
496                 if (mix->epcm->voices[ch]) {
497                         update_emu10k1_fxrt(emu, mix->epcm->voices[ch]->number,
498                                         &mix->send_routing[0][0]);
499                 }
500         }
501         spin_unlock_irqrestore(&emu->reg_lock, flags);
502         return change;
503 }
504
505 static struct snd_kcontrol_new snd_emu10k1_efx_send_routing_control =
506 {
507         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
508         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
509         .name =         "Multichannel PCM Send Routing",
510         .count =        16,
511         .info =         snd_emu10k1_efx_send_routing_info,
512         .get =          snd_emu10k1_efx_send_routing_get,
513         .put =          snd_emu10k1_efx_send_routing_put
514 };
515
516 static int snd_emu10k1_efx_send_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
517 {
518         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
519         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
520         uinfo->count = emu->audigy ? 8 : 4;
521         uinfo->value.integer.min = 0;
522         uinfo->value.integer.max = 255;
523         return 0;
524 }
525
526 static int snd_emu10k1_efx_send_volume_get(struct snd_kcontrol *kcontrol,
527                                        struct snd_ctl_elem_value *ucontrol)
528 {
529         unsigned long flags;
530         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
531         struct snd_emu10k1_pcm_mixer *mix =
532                 &emu->efx_pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
533         int idx;
534         int num_efx = emu->audigy ? 8 : 4;
535
536         spin_lock_irqsave(&emu->reg_lock, flags);
537         for (idx = 0; idx < num_efx; idx++)
538                 ucontrol->value.integer.value[idx] = mix->send_volume[0][idx];
539         spin_unlock_irqrestore(&emu->reg_lock, flags);
540         return 0;
541 }
542
543 static int snd_emu10k1_efx_send_volume_put(struct snd_kcontrol *kcontrol,
544                                        struct snd_ctl_elem_value *ucontrol)
545 {
546         unsigned long flags;
547         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
548         int ch = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
549         struct snd_emu10k1_pcm_mixer *mix = &emu->efx_pcm_mixer[ch];
550         int change = 0, idx, val;
551         int num_efx = emu->audigy ? 8 : 4;
552
553         spin_lock_irqsave(&emu->reg_lock, flags);
554         for (idx = 0; idx < num_efx; idx++) {
555                 val = ucontrol->value.integer.value[idx] & 255;
556                 if (mix->send_volume[0][idx] != val) {
557                         mix->send_volume[0][idx] = val;
558                         change = 1;
559                 }
560         }
561         if (change && mix->epcm) {
562                 if (mix->epcm->voices[ch]) {
563                         update_emu10k1_send_volume(emu, mix->epcm->voices[ch]->number,
564                                                    &mix->send_volume[0][0]);
565                 }
566         }
567         spin_unlock_irqrestore(&emu->reg_lock, flags);
568         return change;
569 }
570
571
572 static struct snd_kcontrol_new snd_emu10k1_efx_send_volume_control =
573 {
574         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
575         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
576         .name =         "Multichannel PCM Send Volume",
577         .count =        16,
578         .info =         snd_emu10k1_efx_send_volume_info,
579         .get =          snd_emu10k1_efx_send_volume_get,
580         .put =          snd_emu10k1_efx_send_volume_put
581 };
582
583 static int snd_emu10k1_efx_attn_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
584 {
585         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
586         uinfo->count = 1;
587         uinfo->value.integer.min = 0;
588         uinfo->value.integer.max = 0xffff;
589         return 0;
590 }
591
592 static int snd_emu10k1_efx_attn_get(struct snd_kcontrol *kcontrol,
593                                 struct snd_ctl_elem_value *ucontrol)
594 {
595         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
596         struct snd_emu10k1_pcm_mixer *mix =
597                 &emu->efx_pcm_mixer[snd_ctl_get_ioffidx(kcontrol, &ucontrol->id)];
598         unsigned long flags;
599
600         spin_lock_irqsave(&emu->reg_lock, flags);
601         ucontrol->value.integer.value[0] = mix->attn[0];
602         spin_unlock_irqrestore(&emu->reg_lock, flags);
603         return 0;
604 }
605
606 static int snd_emu10k1_efx_attn_put(struct snd_kcontrol *kcontrol,
607                                 struct snd_ctl_elem_value *ucontrol)
608 {
609         unsigned long flags;
610         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
611         int ch = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
612         struct snd_emu10k1_pcm_mixer *mix = &emu->efx_pcm_mixer[ch];
613         int change = 0, val;
614
615         spin_lock_irqsave(&emu->reg_lock, flags);
616         val = ucontrol->value.integer.value[0] & 0xffff;
617         if (mix->attn[0] != val) {
618                 mix->attn[0] = val;
619                 change = 1;
620         }
621         if (change && mix->epcm) {
622                 if (mix->epcm->voices[ch]) {
623                         snd_emu10k1_ptr_write(emu, VTFT_VOLUMETARGET, mix->epcm->voices[ch]->number, mix->attn[0]);
624                 }
625         }
626         spin_unlock_irqrestore(&emu->reg_lock, flags);
627         return change;
628 }
629
630 static struct snd_kcontrol_new snd_emu10k1_efx_attn_control =
631 {
632         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
633         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
634         .name =         "Multichannel PCM Volume",
635         .count =        16,
636         .info =         snd_emu10k1_efx_attn_info,
637         .get =          snd_emu10k1_efx_attn_get,
638         .put =          snd_emu10k1_efx_attn_put
639 };
640
641 static int snd_emu10k1_shared_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
642 {
643         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
644         uinfo->count = 1;
645         uinfo->value.integer.min = 0;
646         uinfo->value.integer.max = 1;
647         return 0;
648 }
649
650 static int snd_emu10k1_shared_spdif_get(struct snd_kcontrol *kcontrol,
651                                         struct snd_ctl_elem_value *ucontrol)
652 {
653         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
654
655         if (emu->audigy)
656                 ucontrol->value.integer.value[0] = inl(emu->port + A_IOCFG) & A_IOCFG_GPOUT0 ? 1 : 0;
657         else
658                 ucontrol->value.integer.value[0] = inl(emu->port + HCFG) & HCFG_GPOUT0 ? 1 : 0;
659         return 0;
660 }
661
662 static int snd_emu10k1_shared_spdif_put(struct snd_kcontrol *kcontrol,
663                                         struct snd_ctl_elem_value *ucontrol)
664 {
665         unsigned long flags;
666         struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
667         unsigned int reg, val;
668         int change = 0;
669
670         spin_lock_irqsave(&emu->reg_lock, flags);
671         if (emu->audigy) {
672                 reg = inl(emu->port + A_IOCFG);
673                 val = ucontrol->value.integer.value[0] ? A_IOCFG_GPOUT0 : 0;
674                 change = (reg & A_IOCFG_GPOUT0) != val;
675                 if (change) {
676                         reg &= ~A_IOCFG_GPOUT0;
677                         reg |= val;
678                         outl(reg | val, emu->port + A_IOCFG);
679                 }
680         }
681         reg = inl(emu->port + HCFG);
682         val = ucontrol->value.integer.value[0] ? HCFG_GPOUT0 : 0;
683         change |= (reg & HCFG_GPOUT0) != val;
684         if (change) {
685                 reg &= ~HCFG_GPOUT0;
686                 reg |= val;
687                 outl(reg | val, emu->port + HCFG);
688         }
689         spin_unlock_irqrestore(&emu->reg_lock, flags);
690         return change;
691 }
692
693 static struct snd_kcontrol_new snd_emu10k1_shared_spdif __devinitdata =
694 {
695         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
696         .name =         "SB Live Analog/Digital Output Jack",
697         .info =         snd_emu10k1_shared_spdif_info,
698         .get =          snd_emu10k1_shared_spdif_get,
699         .put =          snd_emu10k1_shared_spdif_put
700 };
701
702 static struct snd_kcontrol_new snd_audigy_shared_spdif __devinitdata =
703 {
704         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
705         .name =         "Audigy Analog/Digital Output Jack",
706         .info =         snd_emu10k1_shared_spdif_info,
707         .get =          snd_emu10k1_shared_spdif_get,
708         .put =          snd_emu10k1_shared_spdif_put
709 };
710
711 /*
712  */
713 static void snd_emu10k1_mixer_free_ac97(struct snd_ac97 *ac97)
714 {
715         struct snd_emu10k1 *emu = ac97->private_data;
716         emu->ac97 = NULL;
717 }
718
719 /*
720  */
721 static int remove_ctl(struct snd_card *card, const char *name)
722 {
723         struct snd_ctl_elem_id id;
724         memset(&id, 0, sizeof(id));
725         strcpy(id.name, name);
726         id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
727         return snd_ctl_remove_id(card, &id);
728 }
729
730 static struct snd_kcontrol *ctl_find(struct snd_card *card, const char *name)
731 {
732         struct snd_ctl_elem_id sid;
733         memset(&sid, 0, sizeof(sid));
734         strcpy(sid.name, name);
735         sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
736         return snd_ctl_find_id(card, &sid);
737 }
738
739 static int rename_ctl(struct snd_card *card, const char *src, const char *dst)
740 {
741         struct snd_kcontrol *kctl = ctl_find(card, src);
742         if (kctl) {
743                 strcpy(kctl->id.name, dst);
744                 return 0;
745         }
746         return -ENOENT;
747 }
748
749 int __devinit snd_emu10k1_mixer(struct snd_emu10k1 *emu,
750                                 int pcm_device, int multi_device)
751 {
752         int err, pcm;
753         struct snd_kcontrol *kctl;
754         struct snd_card *card = emu->card;
755         char **c;
756         static char *emu10k1_remove_ctls[] = {
757                 /* no AC97 mono, surround, center/lfe */
758                 "Master Mono Playback Switch",
759                 "Master Mono Playback Volume",
760                 "PCM Out Path & Mute",
761                 "Mono Output Select",
762                 "Surround Playback Switch",
763                 "Surround Playback Volume",
764                 "Center Playback Switch",
765                 "Center Playback Volume",
766                 "LFE Playback Switch",
767                 "LFE Playback Volume",
768                 NULL
769         };
770         static char *emu10k1_rename_ctls[] = {
771                 "Surround Digital Playback Volume", "Surround Playback Volume",
772                 "Center Digital Playback Volume", "Center Playback Volume",
773                 "LFE Digital Playback Volume", "LFE Playback Volume",
774                 NULL
775         };
776         static char *audigy_remove_ctls[] = {
777                 /* Master/PCM controls on ac97 of Audigy has no effect */
778                 "PCM Playback Switch",
779                 "PCM Playback Volume",
780                 "Master Mono Playback Switch",
781                 "Master Mono Playback Volume",
782                 "Master Playback Switch",
783                 "Master Playback Volume",
784                 "PCM Out Path & Mute",
785                 "Mono Output Select",
786                 /* remove unused AC97 capture controls */
787                 "Capture Source",
788                 "Capture Switch",
789                 "Capture Volume",
790                 "Mic Select",
791                 "Video Playback Switch",
792                 "Video Playback Volume",
793                 "Mic Playback Switch",
794                 "Mic Playback Volume",
795                 NULL
796         };
797         static char *audigy_rename_ctls[] = {
798                 /* use conventional names */
799                 "Wave Playback Volume", "PCM Playback Volume",
800                 /* "Wave Capture Volume", "PCM Capture Volume", */
801                 "Wave Master Playback Volume", "Master Playback Volume",
802                 "AMic Playback Volume", "Mic Playback Volume",
803                 NULL
804         };
805
806         if (emu->card_capabilities->ac97_chip) {
807                 struct snd_ac97_bus *pbus;
808                 struct snd_ac97_template ac97;
809                 static struct snd_ac97_bus_ops ops = {
810                         .write = snd_emu10k1_ac97_write,
811                         .read = snd_emu10k1_ac97_read,
812                 };
813
814                 if ((err = snd_ac97_bus(emu->card, 0, &ops, NULL, &pbus)) < 0)
815                         return err;
816                 pbus->no_vra = 1; /* we don't need VRA */
817                 
818                 memset(&ac97, 0, sizeof(ac97));
819                 ac97.private_data = emu;
820                 ac97.private_free = snd_emu10k1_mixer_free_ac97;
821                 ac97.scaps = AC97_SCAP_NO_SPDIF;
822                 if ((err = snd_ac97_mixer(pbus, &ac97, &emu->ac97)) < 0) {
823                         if (emu->card_capabilities->ac97_chip == 1)
824                                 return err;
825                         snd_printd(KERN_INFO "emu10k1: AC97 is optional on this board\n");
826                         snd_printd(KERN_INFO"          Proceeding without ac97 mixers...\n");
827                         snd_device_free(emu->card, pbus);
828                         goto no_ac97; /* FIXME: get rid of ugly gotos.. */
829                 }
830                 if (emu->audigy) {
831                         /* set master volume to 0 dB */
832                         snd_ac97_write(emu->ac97, AC97_MASTER, 0x0000);
833                         /* set capture source to mic */
834                         snd_ac97_write(emu->ac97, AC97_REC_SEL, 0x0000);
835                         c = audigy_remove_ctls;
836                 } else {
837                         /*
838                          * Credits for cards based on STAC9758:
839                          *   James Courtier-Dutton <James@superbug.demon.co.uk>
840                          *   Voluspa <voluspa@comhem.se>
841                          */
842                         if (emu->ac97->id == AC97_ID_STAC9758) {
843                                 emu->rear_ac97 = 1;
844                                 snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_CNTR|AC97SLOT_LFE|AC97SLOT_REAR_LEFT|AC97SLOT_REAR_RIGHT);
845                         }
846                         /* remove unused AC97 controls */
847                         snd_ac97_write(emu->ac97, AC97_SURROUND_MASTER, 0x0202);
848                         snd_ac97_write(emu->ac97, AC97_CENTER_LFE_MASTER, 0x0202);
849                         c = emu10k1_remove_ctls;
850                 }
851                 for (; *c; c++)
852                         remove_ctl(card, *c);
853         } else {
854         no_ac97:
855                 if (emu->card_capabilities->ecard)
856                         strcpy(emu->card->mixername, "EMU APS");
857                 else if (emu->audigy)
858                         strcpy(emu->card->mixername, "SB Audigy");
859                 else
860                         strcpy(emu->card->mixername, "Emu10k1");
861         }
862
863         if (emu->audigy)
864                 c = audigy_rename_ctls;
865         else
866                 c = emu10k1_rename_ctls;
867         for (; *c; c += 2)
868                 rename_ctl(card, c[0], c[1]);
869
870         if ((kctl = emu->ctl_send_routing = snd_ctl_new1(&snd_emu10k1_send_routing_control, emu)) == NULL)
871                 return -ENOMEM;
872         kctl->id.device = pcm_device;
873         if ((err = snd_ctl_add(card, kctl)))
874                 return err;
875         if ((kctl = emu->ctl_send_volume = snd_ctl_new1(&snd_emu10k1_send_volume_control, emu)) == NULL)
876                 return -ENOMEM;
877         kctl->id.device = pcm_device;
878         if ((err = snd_ctl_add(card, kctl)))
879                 return err;
880         if ((kctl = emu->ctl_attn = snd_ctl_new1(&snd_emu10k1_attn_control, emu)) == NULL)
881                 return -ENOMEM;
882         kctl->id.device = pcm_device;
883         if ((err = snd_ctl_add(card, kctl)))
884                 return err;
885
886         if ((kctl = emu->ctl_efx_send_routing = snd_ctl_new1(&snd_emu10k1_efx_send_routing_control, emu)) == NULL)
887                 return -ENOMEM;
888         kctl->id.device = multi_device;
889         if ((err = snd_ctl_add(card, kctl)))
890                 return err;
891         
892         if ((kctl = emu->ctl_efx_send_volume = snd_ctl_new1(&snd_emu10k1_efx_send_volume_control, emu)) == NULL)
893                 return -ENOMEM;
894         kctl->id.device = multi_device;
895         if ((err = snd_ctl_add(card, kctl)))
896                 return err;
897         
898         if ((kctl = emu->ctl_efx_attn = snd_ctl_new1(&snd_emu10k1_efx_attn_control, emu)) == NULL)
899                 return -ENOMEM;
900         kctl->id.device = multi_device;
901         if ((err = snd_ctl_add(card, kctl)))
902                 return err;
903
904         /* initialize the routing and volume table for each pcm playback stream */
905         for (pcm = 0; pcm < 32; pcm++) {
906                 struct snd_emu10k1_pcm_mixer *mix;
907                 int v;
908                 
909                 mix = &emu->pcm_mixer[pcm];
910                 mix->epcm = NULL;
911
912                 for (v = 0; v < 4; v++)
913                         mix->send_routing[0][v] = 
914                                 mix->send_routing[1][v] = 
915                                 mix->send_routing[2][v] = v;
916                 
917                 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
918                 mix->send_volume[0][0] = mix->send_volume[0][1] =
919                 mix->send_volume[1][0] = mix->send_volume[2][1] = 255;
920                 
921                 mix->attn[0] = mix->attn[1] = mix->attn[2] = 0xffff;
922         }
923         
924         /* initialize the routing and volume table for the multichannel playback stream */
925         for (pcm = 0; pcm < NUM_EFX_PLAYBACK; pcm++) {
926                 struct snd_emu10k1_pcm_mixer *mix;
927                 int v;
928                 
929                 mix = &emu->efx_pcm_mixer[pcm];
930                 mix->epcm = NULL;
931
932                 mix->send_routing[0][0] = pcm;
933                 mix->send_routing[0][1] = (pcm == 0) ? 1 : 0;
934                 for (v = 0; v < 2; v++)
935                         mix->send_routing[0][2+v] = 13+v;
936                 if (emu->audigy)
937                         for (v = 0; v < 4; v++)
938                                 mix->send_routing[0][4+v] = 60+v;
939                 
940                 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
941                 mix->send_volume[0][0]  = 255;
942                 
943                 mix->attn[0] = 0xffff;
944         }
945         
946         if (! emu->card_capabilities->ecard) { /* FIXME: APS has these controls? */
947                 /* sb live! and audigy */
948                 if ((kctl = snd_ctl_new1(&snd_emu10k1_spdif_mask_control, emu)) == NULL)
949                         return -ENOMEM;
950                 if (!emu->audigy)
951                         kctl->id.device = emu->pcm_efx->device;
952                 if ((err = snd_ctl_add(card, kctl)))
953                         return err;
954                 if ((kctl = snd_ctl_new1(&snd_emu10k1_spdif_control, emu)) == NULL)
955                         return -ENOMEM;
956                 if (!emu->audigy)
957                         kctl->id.device = emu->pcm_efx->device;
958                 if ((err = snd_ctl_add(card, kctl)))
959                         return err;
960         }
961
962         if (emu->audigy) {
963                 if ((kctl = snd_ctl_new1(&snd_audigy_shared_spdif, emu)) == NULL)
964                         return -ENOMEM;
965                 if ((err = snd_ctl_add(card, kctl)))
966                         return err;
967 #if 0
968                 if ((kctl = snd_ctl_new1(&snd_audigy_spdif_output_rate, emu)) == NULL)
969                         return -ENOMEM;
970                 if ((err = snd_ctl_add(card, kctl)))
971                         return err;
972 #endif
973         } else if (! emu->card_capabilities->ecard) {
974                 /* sb live! */
975                 if ((kctl = snd_ctl_new1(&snd_emu10k1_shared_spdif, emu)) == NULL)
976                         return -ENOMEM;
977                 if ((err = snd_ctl_add(card, kctl)))
978                         return err;
979         }
980         if (emu->card_capabilities->ca0151_chip) { /* P16V */
981                 if ((err = snd_p16v_mixer(emu)))
982                         return err;
983         }
984                 
985         return 0;
986 }