2 * PMac Burgundy lowlevel functions
4 * Copyright (c) by Takashi Iwai <tiwai@suse.de>
5 * code based on dmasound.c.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include <sound/driver.h>
24 #include <linux/init.h>
25 #include <linux/slab.h>
26 #include <linux/delay.h>
27 #include <sound/core.h>
32 /* Waits for busy flag to clear */
34 snd_pmac_burgundy_busy_wait(struct snd_pmac *chip)
37 while ((in_le32(&chip->awacs->codec_ctrl) & MASK_NEWECMD) && timeout--)
40 printk(KERN_DEBUG "burgundy_busy_wait: timeout\n");
44 snd_pmac_burgundy_extend_wait(struct snd_pmac *chip)
48 while (!(in_le32(&chip->awacs->codec_stat) & MASK_EXTEND) && timeout--)
51 printk(KERN_DEBUG "burgundy_extend_wait: timeout #1\n");
53 while ((in_le32(&chip->awacs->codec_stat) & MASK_EXTEND) && timeout--)
56 printk(KERN_DEBUG "burgundy_extend_wait: timeout #2\n");
60 snd_pmac_burgundy_wcw(struct snd_pmac *chip, unsigned addr, unsigned val)
62 out_le32(&chip->awacs->codec_ctrl, addr + 0x200c00 + (val & 0xff));
63 snd_pmac_burgundy_busy_wait(chip);
64 out_le32(&chip->awacs->codec_ctrl, addr + 0x200d00 +((val>>8) & 0xff));
65 snd_pmac_burgundy_busy_wait(chip);
66 out_le32(&chip->awacs->codec_ctrl, addr + 0x200e00 +((val>>16) & 0xff));
67 snd_pmac_burgundy_busy_wait(chip);
68 out_le32(&chip->awacs->codec_ctrl, addr + 0x200f00 +((val>>24) & 0xff));
69 snd_pmac_burgundy_busy_wait(chip);
73 snd_pmac_burgundy_rcw(struct snd_pmac *chip, unsigned addr)
78 spin_lock_irqsave(&chip->reg_lock, flags);
80 out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
81 snd_pmac_burgundy_busy_wait(chip);
82 snd_pmac_burgundy_extend_wait(chip);
83 val += (in_le32(&chip->awacs->codec_stat) >> 4) & 0xff;
85 out_le32(&chip->awacs->codec_ctrl, addr + 0x100100);
86 snd_pmac_burgundy_busy_wait(chip);
87 snd_pmac_burgundy_extend_wait(chip);
88 val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<8;
90 out_le32(&chip->awacs->codec_ctrl, addr + 0x100200);
91 snd_pmac_burgundy_busy_wait(chip);
92 snd_pmac_burgundy_extend_wait(chip);
93 val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<16;
95 out_le32(&chip->awacs->codec_ctrl, addr + 0x100300);
96 snd_pmac_burgundy_busy_wait(chip);
97 snd_pmac_burgundy_extend_wait(chip);
98 val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<24;
100 spin_unlock_irqrestore(&chip->reg_lock, flags);
106 snd_pmac_burgundy_wcb(struct snd_pmac *chip, unsigned int addr, unsigned int val)
108 out_le32(&chip->awacs->codec_ctrl, addr + 0x300000 + (val & 0xff));
109 snd_pmac_burgundy_busy_wait(chip);
113 snd_pmac_burgundy_rcb(struct snd_pmac *chip, unsigned int addr)
118 spin_lock_irqsave(&chip->reg_lock, flags);
120 out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
121 snd_pmac_burgundy_busy_wait(chip);
122 snd_pmac_burgundy_extend_wait(chip);
123 val += (in_le32(&chip->awacs->codec_stat) >> 4) & 0xff;
125 spin_unlock_irqrestore(&chip->reg_lock, flags);
131 * Burgundy volume: 0 - 100, stereo
134 snd_pmac_burgundy_write_volume(struct snd_pmac *chip, unsigned int address,
135 long *volume, int shift)
137 int hardvolume, lvolume, rvolume;
139 if (volume[0] < 0 || volume[0] > 100 ||
140 volume[1] < 0 || volume[1] > 100)
141 return; /* -EINVAL */
142 lvolume = volume[0] ? volume[0] + BURGUNDY_VOLUME_OFFSET : 0;
143 rvolume = volume[1] ? volume[1] + BURGUNDY_VOLUME_OFFSET : 0;
145 hardvolume = lvolume + (rvolume << shift);
147 hardvolume |= hardvolume << 16;
149 snd_pmac_burgundy_wcw(chip, address, hardvolume);
153 snd_pmac_burgundy_read_volume(struct snd_pmac *chip, unsigned int address,
154 long *volume, int shift)
158 wvolume = snd_pmac_burgundy_rcw(chip, address);
160 volume[0] = wvolume & 0xff;
161 if (volume[0] >= BURGUNDY_VOLUME_OFFSET)
162 volume[0] -= BURGUNDY_VOLUME_OFFSET;
165 volume[1] = (wvolume >> shift) & 0xff;
166 if (volume[1] >= BURGUNDY_VOLUME_OFFSET)
167 volume[1] -= BURGUNDY_VOLUME_OFFSET;
176 #define BASE2ADDR(base) ((base) << 12)
177 #define ADDR2BASE(addr) ((addr) >> 12)
179 static int snd_pmac_burgundy_info_volume(struct snd_kcontrol *kcontrol,
180 struct snd_ctl_elem_info *uinfo)
182 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
184 uinfo->value.integer.min = 0;
185 uinfo->value.integer.max = 100;
189 static int snd_pmac_burgundy_get_volume(struct snd_kcontrol *kcontrol,
190 struct snd_ctl_elem_value *ucontrol)
192 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
193 unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
194 int shift = (kcontrol->private_value >> 8) & 0xff;
195 snd_pmac_burgundy_read_volume(chip, addr, ucontrol->value.integer.value,
200 static int snd_pmac_burgundy_put_volume(struct snd_kcontrol *kcontrol,
201 struct snd_ctl_elem_value *ucontrol)
203 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
204 unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
205 int shift = (kcontrol->private_value >> 8) & 0xff;
208 snd_pmac_burgundy_write_volume(chip, addr, ucontrol->value.integer.value,
210 snd_pmac_burgundy_read_volume(chip, addr, nvoices, shift);
211 return (nvoices[0] != ucontrol->value.integer.value[0] ||
212 nvoices[1] != ucontrol->value.integer.value[1]);
215 #define BURGUNDY_VOLUME(xname, xindex, addr, shift) \
216 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
217 .info = snd_pmac_burgundy_info_volume,\
218 .get = snd_pmac_burgundy_get_volume,\
219 .put = snd_pmac_burgundy_put_volume,\
220 .private_value = ((ADDR2BASE(addr) & 0xff) | ((shift) << 8)) }
222 /* lineout/speaker */
224 static int snd_pmac_burgundy_info_switch_out(struct snd_kcontrol *kcontrol,
225 struct snd_ctl_elem_info *uinfo)
227 int stereo = (kcontrol->private_value >> 24) & 1;
228 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
229 uinfo->count = stereo + 1;
230 uinfo->value.integer.min = 0;
231 uinfo->value.integer.max = 1;
235 static int snd_pmac_burgundy_get_switch_out(struct snd_kcontrol *kcontrol,
236 struct snd_ctl_elem_value *ucontrol)
238 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
239 int lmask = kcontrol->private_value & 0xff;
240 int rmask = (kcontrol->private_value >> 8) & 0xff;
241 int stereo = (kcontrol->private_value >> 24) & 1;
242 int val = snd_pmac_burgundy_rcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES);
243 ucontrol->value.integer.value[0] = (val & lmask) ? 1 : 0;
245 ucontrol->value.integer.value[1] = (val & rmask) ? 1 : 0;
249 static int snd_pmac_burgundy_put_switch_out(struct snd_kcontrol *kcontrol,
250 struct snd_ctl_elem_value *ucontrol)
252 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
253 int lmask = kcontrol->private_value & 0xff;
254 int rmask = (kcontrol->private_value >> 8) & 0xff;
255 int stereo = (kcontrol->private_value >> 24) & 1;
257 oval = snd_pmac_burgundy_rcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES);
258 val = oval & ~(lmask | rmask);
259 if (ucontrol->value.integer.value[0])
261 if (stereo && ucontrol->value.integer.value[1])
263 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES, val);
267 #define BURGUNDY_OUTPUT_SWITCH(xname, xindex, lmask, rmask, stereo) \
268 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
269 .info = snd_pmac_burgundy_info_switch_out,\
270 .get = snd_pmac_burgundy_get_switch_out,\
271 .put = snd_pmac_burgundy_put_switch_out,\
272 .private_value = ((lmask) | ((rmask) << 8) | ((stereo) << 24)) }
274 /* line/speaker output volume */
275 static int snd_pmac_burgundy_info_volume_out(struct snd_kcontrol *kcontrol,
276 struct snd_ctl_elem_info *uinfo)
278 int stereo = (kcontrol->private_value >> 24) & 1;
279 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
280 uinfo->count = stereo + 1;
281 uinfo->value.integer.min = 0;
282 uinfo->value.integer.max = 15;
286 static int snd_pmac_burgundy_get_volume_out(struct snd_kcontrol *kcontrol,
287 struct snd_ctl_elem_value *ucontrol)
289 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
290 unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
291 int stereo = (kcontrol->private_value >> 24) & 1;
294 oval = ~snd_pmac_burgundy_rcb(chip, addr) & 0xff;
295 ucontrol->value.integer.value[0] = oval & 0xf;
297 ucontrol->value.integer.value[1] = (oval >> 4) & 0xf;
301 static int snd_pmac_burgundy_put_volume_out(struct snd_kcontrol *kcontrol,
302 struct snd_ctl_elem_value *ucontrol)
304 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
305 unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
306 int stereo = (kcontrol->private_value >> 24) & 1;
307 unsigned int oval, val;
309 oval = ~snd_pmac_burgundy_rcb(chip, addr) & 0xff;
310 val = ucontrol->value.integer.value[0] & 15;
312 val |= (ucontrol->value.integer.value[1] & 15) << 4;
316 snd_pmac_burgundy_wcb(chip, addr, val);
320 #define BURGUNDY_OUTPUT_VOLUME(xname, xindex, addr, stereo) \
321 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
322 .info = snd_pmac_burgundy_info_volume_out,\
323 .get = snd_pmac_burgundy_get_volume_out,\
324 .put = snd_pmac_burgundy_put_volume_out,\
325 .private_value = (ADDR2BASE(addr) | ((stereo) << 24)) }
327 static struct snd_kcontrol_new snd_pmac_burgundy_mixers[] __initdata = {
328 BURGUNDY_VOLUME("Master Playback Volume", 0, MASK_ADDR_BURGUNDY_MASTER_VOLUME, 8),
329 BURGUNDY_VOLUME("Line Playback Volume", 0, MASK_ADDR_BURGUNDY_VOLLINE, 16),
330 BURGUNDY_VOLUME("CD Playback Volume", 0, MASK_ADDR_BURGUNDY_VOLCD, 16),
331 BURGUNDY_VOLUME("Mic Playback Volume", 0, MASK_ADDR_BURGUNDY_VOLMIC, 16),
332 BURGUNDY_OUTPUT_VOLUME("PC Speaker Playback Volume", 0, MASK_ADDR_BURGUNDY_ATTENHP, 0),
333 /*BURGUNDY_OUTPUT_VOLUME("PCM Playback Volume", 0, MASK_ADDR_BURGUNDY_ATTENLINEOUT, 1),*/
334 BURGUNDY_OUTPUT_VOLUME("Headphone Playback Volume", 0, MASK_ADDR_BURGUNDY_ATTENSPEAKER, 1),
336 static struct snd_kcontrol_new snd_pmac_burgundy_master_sw __initdata =
337 BURGUNDY_OUTPUT_SWITCH("Headphone Playback Switch", 0, BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
338 static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw __initdata =
339 BURGUNDY_OUTPUT_SWITCH("PC Speaker Playback Switch", 0, BURGUNDY_OUTPUT_INTERN, 0, 0);
342 #ifdef PMAC_SUPPORT_AUTOMUTE
346 static int snd_pmac_burgundy_detect_headphone(struct snd_pmac *chip)
348 return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0;
351 static void snd_pmac_burgundy_update_automute(struct snd_pmac *chip, int do_notify)
353 if (chip->auto_mute) {
355 reg = oreg = snd_pmac_burgundy_rcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES);
356 reg &= ~(BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT | BURGUNDY_OUTPUT_INTERN);
357 if (snd_pmac_burgundy_detect_headphone(chip))
358 reg |= BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT;
360 reg |= BURGUNDY_OUTPUT_INTERN;
361 if (do_notify && reg == oreg)
363 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES, reg);
365 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
366 &chip->master_sw_ctl->id);
367 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
368 &chip->speaker_sw_ctl->id);
369 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
370 &chip->hp_detect_ctl->id);
374 #endif /* PMAC_SUPPORT_AUTOMUTE */
378 * initialize burgundy
380 int __init snd_pmac_burgundy_init(struct snd_pmac *chip)
384 /* Checks to see the chip is alive and kicking */
385 if ((in_le32(&chip->awacs->codec_ctrl) & MASK_ERRCODE) == 0xf0000) {
386 printk(KERN_WARNING "pmac burgundy: disabled by MacOS :-(\n");
390 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_OUTPUTENABLES,
391 DEF_BURGUNDY_OUTPUTENABLES);
392 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
393 DEF_BURGUNDY_MORE_OUTPUTENABLES);
394 snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_OUTPUTSELECTS,
395 DEF_BURGUNDY_OUTPUTSELECTS);
397 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL21,
398 DEF_BURGUNDY_INPSEL21);
399 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL3,
400 DEF_BURGUNDY_INPSEL3);
401 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINCD,
402 DEF_BURGUNDY_GAINCD);
403 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINLINE,
404 DEF_BURGUNDY_GAINLINE);
405 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINMIC,
406 DEF_BURGUNDY_GAINMIC);
407 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINMODEM,
408 DEF_BURGUNDY_GAINMODEM);
410 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENSPEAKER,
411 DEF_BURGUNDY_ATTENSPEAKER);
412 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENLINEOUT,
413 DEF_BURGUNDY_ATTENLINEOUT);
414 snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENHP,
415 DEF_BURGUNDY_ATTENHP);
417 snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_MASTER_VOLUME,
418 DEF_BURGUNDY_MASTER_VOLUME);
419 snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLCD,
421 snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLLINE,
422 DEF_BURGUNDY_VOLLINE);
423 snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLMIC,
424 DEF_BURGUNDY_VOLMIC);
426 if (chip->hp_stat_mask == 0)
427 /* set headphone-jack detection bit */
428 chip->hp_stat_mask = 0x04;
431 * build burgundy mixers
433 strcpy(chip->card->mixername, "PowerMac Burgundy");
435 for (i = 0; i < ARRAY_SIZE(snd_pmac_burgundy_mixers); i++) {
436 if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_pmac_burgundy_mixers[i], chip))) < 0)
439 chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_burgundy_master_sw, chip);
440 if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0)
442 chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_burgundy_speaker_sw, chip);
443 if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0)
445 #ifdef PMAC_SUPPORT_AUTOMUTE
446 if ((err = snd_pmac_add_automute(chip)) < 0)
449 chip->detect_headphone = snd_pmac_burgundy_detect_headphone;
450 chip->update_automute = snd_pmac_burgundy_update_automute;
451 snd_pmac_burgundy_update_automute(chip, 0); /* update the status only */