1/*
2 * PMac Burgundy lowlevel functions
3 *
4 * Copyright (c) by Takashi Iwai <tiwai@suse.de>
5 * code based on dmasound.c.
6 *
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.
11 *
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.
16 *
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
20 */
21
22#include <linux/io.h>
23#include <linux/init.h>
24#include <linux/delay.h>
25#include <sound/core.h>
26#include "pmac.h"
27#include "burgundy.h"
28
29
30/* Waits for busy flag to clear */
31static inline void
32snd_pmac_burgundy_busy_wait(struct snd_pmac *chip)
33{
34	int timeout = 50;
35	while ((in_le32(&chip->awacs->codec_ctrl) & MASK_NEWECMD) && timeout--)
36		udelay(1);
37	if (timeout < 0)
38		printk(KERN_DEBUG "burgundy_busy_wait: timeout\n");
39}
40
41static inline void
42snd_pmac_burgundy_extend_wait(struct snd_pmac *chip)
43{
44	int timeout;
45	timeout = 50;
46	while (!(in_le32(&chip->awacs->codec_stat) & MASK_EXTEND) && timeout--)
47		udelay(1);
48	if (timeout < 0)
49		printk(KERN_DEBUG "burgundy_extend_wait: timeout #1\n");
50	timeout = 50;
51	while ((in_le32(&chip->awacs->codec_stat) & MASK_EXTEND) && timeout--)
52		udelay(1);
53	if (timeout < 0)
54		printk(KERN_DEBUG "burgundy_extend_wait: timeout #2\n");
55}
56
57static void
58snd_pmac_burgundy_wcw(struct snd_pmac *chip, unsigned addr, unsigned val)
59{
60	out_le32(&chip->awacs->codec_ctrl, addr + 0x200c00 + (val & 0xff));
61	snd_pmac_burgundy_busy_wait(chip);
62	out_le32(&chip->awacs->codec_ctrl, addr + 0x200d00 +((val>>8) & 0xff));
63	snd_pmac_burgundy_busy_wait(chip);
64	out_le32(&chip->awacs->codec_ctrl, addr + 0x200e00 +((val>>16) & 0xff));
65	snd_pmac_burgundy_busy_wait(chip);
66	out_le32(&chip->awacs->codec_ctrl, addr + 0x200f00 +((val>>24) & 0xff));
67	snd_pmac_burgundy_busy_wait(chip);
68}
69
70static unsigned
71snd_pmac_burgundy_rcw(struct snd_pmac *chip, unsigned addr)
72{
73	unsigned val = 0;
74	unsigned long flags;
75
76	spin_lock_irqsave(&chip->reg_lock, flags);
77
78	out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
79	snd_pmac_burgundy_busy_wait(chip);
80	snd_pmac_burgundy_extend_wait(chip);
81	val += (in_le32(&chip->awacs->codec_stat) >> 4) & 0xff;
82
83	out_le32(&chip->awacs->codec_ctrl, addr + 0x100100);
84	snd_pmac_burgundy_busy_wait(chip);
85	snd_pmac_burgundy_extend_wait(chip);
86	val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<8;
87
88	out_le32(&chip->awacs->codec_ctrl, addr + 0x100200);
89	snd_pmac_burgundy_busy_wait(chip);
90	snd_pmac_burgundy_extend_wait(chip);
91	val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<16;
92
93	out_le32(&chip->awacs->codec_ctrl, addr + 0x100300);
94	snd_pmac_burgundy_busy_wait(chip);
95	snd_pmac_burgundy_extend_wait(chip);
96	val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<24;
97
98	spin_unlock_irqrestore(&chip->reg_lock, flags);
99
100	return val;
101}
102
103static void
104snd_pmac_burgundy_wcb(struct snd_pmac *chip, unsigned int addr,
105		      unsigned int val)
106{
107	out_le32(&chip->awacs->codec_ctrl, addr + 0x300000 + (val & 0xff));
108	snd_pmac_burgundy_busy_wait(chip);
109}
110
111static unsigned
112snd_pmac_burgundy_rcb(struct snd_pmac *chip, unsigned int addr)
113{
114	unsigned val = 0;
115	unsigned long flags;
116
117	spin_lock_irqsave(&chip->reg_lock, flags);
118
119	out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
120	snd_pmac_burgundy_busy_wait(chip);
121	snd_pmac_burgundy_extend_wait(chip);
122	val += (in_le32(&chip->awacs->codec_stat) >> 4) & 0xff;
123
124	spin_unlock_irqrestore(&chip->reg_lock, flags);
125
126	return val;
127}
128
129#define BASE2ADDR(base)	((base) << 12)
130#define ADDR2BASE(addr)	((addr) >> 12)
131
132/*
133 * Burgundy volume: 0 - 100, stereo, word reg
134 */
135static void
136snd_pmac_burgundy_write_volume(struct snd_pmac *chip, unsigned int address,
137			       long *volume, int shift)
138{
139	int hardvolume, lvolume, rvolume;
140
141	if (volume[0] < 0 || volume[0] > 100 ||
142	    volume[1] < 0 || volume[1] > 100)
143		return; /* -EINVAL */
144	lvolume = volume[0] ? volume[0] + BURGUNDY_VOLUME_OFFSET : 0;
145	rvolume = volume[1] ? volume[1] + BURGUNDY_VOLUME_OFFSET : 0;
146
147	hardvolume = lvolume + (rvolume << shift);
148	if (shift == 8)
149		hardvolume |= hardvolume << 16;
150
151	snd_pmac_burgundy_wcw(chip, address, hardvolume);
152}
153
154static void
155snd_pmac_burgundy_read_volume(struct snd_pmac *chip, unsigned int address,
156			      long *volume, int shift)
157{
158	int wvolume;
159
160	wvolume = snd_pmac_burgundy_rcw(chip, address);
161
162	volume[0] = wvolume & 0xff;
163	if (volume[0] >= BURGUNDY_VOLUME_OFFSET)
164		volume[0] -= BURGUNDY_VOLUME_OFFSET;
165	else
166		volume[0] = 0;
167	volume[1] = (wvolume >> shift) & 0xff;
168	if (volume[1] >= BURGUNDY_VOLUME_OFFSET)
169		volume[1] -= BURGUNDY_VOLUME_OFFSET;
170	else
171		volume[1] = 0;
172}
173
174static int snd_pmac_burgundy_info_volume(struct snd_kcontrol *kcontrol,
175					 struct snd_ctl_elem_info *uinfo)
176{
177	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
178	uinfo->count = 2;
179	uinfo->value.integer.min = 0;
180	uinfo->value.integer.max = 100;
181	return 0;
182}
183
184static int snd_pmac_burgundy_get_volume(struct snd_kcontrol *kcontrol,
185					struct snd_ctl_elem_value *ucontrol)
186{
187	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
188	unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
189	int shift = (kcontrol->private_value >> 8) & 0xff;
190	snd_pmac_burgundy_read_volume(chip, addr,
191				      ucontrol->value.integer.value, shift);
192	return 0;
193}
194
195static int snd_pmac_burgundy_put_volume(struct snd_kcontrol *kcontrol,
196					struct snd_ctl_elem_value *ucontrol)
197{
198	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
199	unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
200	int shift = (kcontrol->private_value >> 8) & 0xff;
201	long nvoices[2];
202
203	snd_pmac_burgundy_write_volume(chip, addr,
204				       ucontrol->value.integer.value, shift);
205	snd_pmac_burgundy_read_volume(chip, addr, nvoices, shift);
206	return (nvoices[0] != ucontrol->value.integer.value[0] ||
207		nvoices[1] != ucontrol->value.integer.value[1]);
208}
209
210#define BURGUNDY_VOLUME_W(xname, xindex, addr, shift) \
211{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
212  .info = snd_pmac_burgundy_info_volume,\
213  .get = snd_pmac_burgundy_get_volume,\
214  .put = snd_pmac_burgundy_put_volume,\
215  .private_value = ((ADDR2BASE(addr) & 0xff) | ((shift) << 8)) }
216
217/*
218 * Burgundy volume: 0 - 100, stereo, 2-byte reg
219 */
220static void
221snd_pmac_burgundy_write_volume_2b(struct snd_pmac *chip, unsigned int address,
222				  long *volume, int off)
223{
224	int lvolume, rvolume;
225
226	off |= off << 2;
227	lvolume = volume[0] ? volume[0] + BURGUNDY_VOLUME_OFFSET : 0;
228	rvolume = volume[1] ? volume[1] + BURGUNDY_VOLUME_OFFSET : 0;
229
230	snd_pmac_burgundy_wcb(chip, address + off, lvolume);
231	snd_pmac_burgundy_wcb(chip, address + off + 0x500, rvolume);
232}
233
234static void
235snd_pmac_burgundy_read_volume_2b(struct snd_pmac *chip, unsigned int address,
236				 long *volume, int off)
237{
238	volume[0] = snd_pmac_burgundy_rcb(chip, address + off);
239	if (volume[0] >= BURGUNDY_VOLUME_OFFSET)
240		volume[0] -= BURGUNDY_VOLUME_OFFSET;
241	else
242		volume[0] = 0;
243	volume[1] = snd_pmac_burgundy_rcb(chip, address + off + 0x100);
244	if (volume[1] >= BURGUNDY_VOLUME_OFFSET)
245		volume[1] -= BURGUNDY_VOLUME_OFFSET;
246	else
247		volume[1] = 0;
248}
249
250static int snd_pmac_burgundy_info_volume_2b(struct snd_kcontrol *kcontrol,
251					    struct snd_ctl_elem_info *uinfo)
252{
253	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
254	uinfo->count = 2;
255	uinfo->value.integer.min = 0;
256	uinfo->value.integer.max = 100;
257	return 0;
258}
259
260static int snd_pmac_burgundy_get_volume_2b(struct snd_kcontrol *kcontrol,
261					   struct snd_ctl_elem_value *ucontrol)
262{
263	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
264	unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
265	int off = kcontrol->private_value & 0x300;
266	snd_pmac_burgundy_read_volume_2b(chip, addr,
267			ucontrol->value.integer.value, off);
268	return 0;
269}
270
271static int snd_pmac_burgundy_put_volume_2b(struct snd_kcontrol *kcontrol,
272					   struct snd_ctl_elem_value *ucontrol)
273{
274	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
275	unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
276	int off = kcontrol->private_value & 0x300;
277	long nvoices[2];
278
279	snd_pmac_burgundy_write_volume_2b(chip, addr,
280			ucontrol->value.integer.value, off);
281	snd_pmac_burgundy_read_volume_2b(chip, addr, nvoices, off);
282	return (nvoices[0] != ucontrol->value.integer.value[0] ||
283		nvoices[1] != ucontrol->value.integer.value[1]);
284}
285
286#define BURGUNDY_VOLUME_2B(xname, xindex, addr, off) \
287{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
288  .info = snd_pmac_burgundy_info_volume_2b,\
289  .get = snd_pmac_burgundy_get_volume_2b,\
290  .put = snd_pmac_burgundy_put_volume_2b,\
291  .private_value = ((ADDR2BASE(addr) & 0xff) | ((off) << 8)) }
292
293/*
294 * Burgundy gain/attenuation: 0 - 15, mono/stereo, byte reg
295 */
296static int snd_pmac_burgundy_info_gain(struct snd_kcontrol *kcontrol,
297				       struct snd_ctl_elem_info *uinfo)
298{
299	int stereo = (kcontrol->private_value >> 24) & 1;
300	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
301	uinfo->count = stereo + 1;
302	uinfo->value.integer.min = 0;
303	uinfo->value.integer.max = 15;
304	return 0;
305}
306
307static int snd_pmac_burgundy_get_gain(struct snd_kcontrol *kcontrol,
308				      struct snd_ctl_elem_value *ucontrol)
309{
310	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
311	unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
312	int stereo = (kcontrol->private_value >> 24) & 1;
313	int atten = (kcontrol->private_value >> 25) & 1;
314	int oval;
315
316	oval = snd_pmac_burgundy_rcb(chip, addr);
317	if (atten)
318		oval = ~oval & 0xff;
319	ucontrol->value.integer.value[0] = oval & 0xf;
320	if (stereo)
321		ucontrol->value.integer.value[1] = (oval >> 4) & 0xf;
322	return 0;
323}
324
325static int snd_pmac_burgundy_put_gain(struct snd_kcontrol *kcontrol,
326				      struct snd_ctl_elem_value *ucontrol)
327{
328	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
329	unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
330	int stereo = (kcontrol->private_value >> 24) & 1;
331	int atten = (kcontrol->private_value >> 25) & 1;
332	int oval, val;
333
334	oval = snd_pmac_burgundy_rcb(chip, addr);
335	if (atten)
336		oval = ~oval & 0xff;
337	val = ucontrol->value.integer.value[0];
338	if (stereo)
339		val |= ucontrol->value.integer.value[1] << 4;
340	else
341		val |= ucontrol->value.integer.value[0] << 4;
342	if (atten)
343		val = ~val & 0xff;
344	snd_pmac_burgundy_wcb(chip, addr, val);
345	return val != oval;
346}
347
348#define BURGUNDY_VOLUME_B(xname, xindex, addr, stereo, atten) \
349{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
350  .info = snd_pmac_burgundy_info_gain,\
351  .get = snd_pmac_burgundy_get_gain,\
352  .put = snd_pmac_burgundy_put_gain,\
353  .private_value = (ADDR2BASE(addr) | ((stereo) << 24) | ((atten) << 25)) }
354
355/*
356 * Burgundy switch: 0/1, mono/stereo, word reg
357 */
358static int snd_pmac_burgundy_info_switch_w(struct snd_kcontrol *kcontrol,
359					   struct snd_ctl_elem_info *uinfo)
360{
361	int stereo = (kcontrol->private_value >> 24) & 1;
362	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
363	uinfo->count = stereo + 1;
364	uinfo->value.integer.min = 0;
365	uinfo->value.integer.max = 1;
366	return 0;
367}
368
369static int snd_pmac_burgundy_get_switch_w(struct snd_kcontrol *kcontrol,
370					  struct snd_ctl_elem_value *ucontrol)
371{
372	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
373	unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
374	int lmask = 1 << (kcontrol->private_value & 0xff);
375	int rmask = 1 << ((kcontrol->private_value >> 8) & 0xff);
376	int stereo = (kcontrol->private_value >> 24) & 1;
377	int val = snd_pmac_burgundy_rcw(chip, addr);
378	ucontrol->value.integer.value[0] = (val & lmask) ? 1 : 0;
379	if (stereo)
380		ucontrol->value.integer.value[1] = (val & rmask) ? 1 : 0;
381	return 0;
382}
383
384static int snd_pmac_burgundy_put_switch_w(struct snd_kcontrol *kcontrol,
385					  struct snd_ctl_elem_value *ucontrol)
386{
387	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
388	unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
389	int lmask = 1 << (kcontrol->private_value & 0xff);
390	int rmask = 1 << ((kcontrol->private_value >> 8) & 0xff);
391	int stereo = (kcontrol->private_value >> 24) & 1;
392	int val, oval;
393	oval = snd_pmac_burgundy_rcw(chip, addr);
394	val = oval & ~(lmask | (stereo ? rmask : 0));
395	if (ucontrol->value.integer.value[0])
396		val |= lmask;
397	if (stereo && ucontrol->value.integer.value[1])
398		val |= rmask;
399	snd_pmac_burgundy_wcw(chip, addr, val);
400	return val != oval;
401}
402
403#define BURGUNDY_SWITCH_W(xname, xindex, addr, lbit, rbit, stereo) \
404{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
405  .info = snd_pmac_burgundy_info_switch_w,\
406  .get = snd_pmac_burgundy_get_switch_w,\
407  .put = snd_pmac_burgundy_put_switch_w,\
408  .private_value = ((lbit) | ((rbit) << 8)\
409		| (ADDR2BASE(addr) << 16) | ((stereo) << 24)) }
410
411/*
412 * Burgundy switch: 0/1, mono/stereo, byte reg, bit mask
413 */
414static int snd_pmac_burgundy_info_switch_b(struct snd_kcontrol *kcontrol,
415					   struct snd_ctl_elem_info *uinfo)
416{
417	int stereo = (kcontrol->private_value >> 24) & 1;
418	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
419	uinfo->count = stereo + 1;
420	uinfo->value.integer.min = 0;
421	uinfo->value.integer.max = 1;
422	return 0;
423}
424
425static int snd_pmac_burgundy_get_switch_b(struct snd_kcontrol *kcontrol,
426					  struct snd_ctl_elem_value *ucontrol)
427{
428	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
429	unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
430	int lmask = kcontrol->private_value & 0xff;
431	int rmask = (kcontrol->private_value >> 8) & 0xff;
432	int stereo = (kcontrol->private_value >> 24) & 1;
433	int val = snd_pmac_burgundy_rcb(chip, addr);
434	ucontrol->value.integer.value[0] = (val & lmask) ? 1 : 0;
435	if (stereo)
436		ucontrol->value.integer.value[1] = (val & rmask) ? 1 : 0;
437	return 0;
438}
439
440static int snd_pmac_burgundy_put_switch_b(struct snd_kcontrol *kcontrol,
441					  struct snd_ctl_elem_value *ucontrol)
442{
443	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
444	unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
445	int lmask = kcontrol->private_value & 0xff;
446	int rmask = (kcontrol->private_value >> 8) & 0xff;
447	int stereo = (kcontrol->private_value >> 24) & 1;
448	int val, oval;
449	oval = snd_pmac_burgundy_rcb(chip, addr);
450	val = oval & ~(lmask | rmask);
451	if (ucontrol->value.integer.value[0])
452		val |= lmask;
453	if (stereo && ucontrol->value.integer.value[1])
454		val |= rmask;
455	snd_pmac_burgundy_wcb(chip, addr, val);
456	return val != oval;
457}
458
459#define BURGUNDY_SWITCH_B(xname, xindex, addr, lmask, rmask, stereo) \
460{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
461  .info = snd_pmac_burgundy_info_switch_b,\
462  .get = snd_pmac_burgundy_get_switch_b,\
463  .put = snd_pmac_burgundy_put_switch_b,\
464  .private_value = ((lmask) | ((rmask) << 8)\
465		| (ADDR2BASE(addr) << 16) | ((stereo) << 24)) }
466
467/*
468 * Burgundy mixers
469 */
470static struct snd_kcontrol_new snd_pmac_burgundy_mixers[] = {
471	BURGUNDY_VOLUME_W("Master Playback Volume", 0,
472			MASK_ADDR_BURGUNDY_MASTER_VOLUME, 8),
473	BURGUNDY_VOLUME_W("CD Capture Volume", 0,
474			MASK_ADDR_BURGUNDY_VOLCD, 16),
475	BURGUNDY_VOLUME_2B("Input Capture Volume", 0,
476			MASK_ADDR_BURGUNDY_VOLMIX01, 2),
477	BURGUNDY_VOLUME_2B("Mixer Playback Volume", 0,
478			MASK_ADDR_BURGUNDY_VOLMIX23, 0),
479	BURGUNDY_VOLUME_B("CD Gain Capture Volume", 0,
480			MASK_ADDR_BURGUNDY_GAINCD, 1, 0),
481	BURGUNDY_SWITCH_W("Master Capture Switch", 0,
482			MASK_ADDR_BURGUNDY_OUTPUTENABLES, 24, 0, 0),
483	BURGUNDY_SWITCH_W("CD Capture Switch", 0,
484			MASK_ADDR_BURGUNDY_CAPTURESELECTS, 0, 16, 1),
485	BURGUNDY_SWITCH_W("CD Playback Switch", 0,
486			MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 0, 16, 1),
487/*	BURGUNDY_SWITCH_W("Loop Capture Switch", 0,
488 *		MASK_ADDR_BURGUNDY_CAPTURESELECTS, 8, 24, 1),
489 *	BURGUNDY_SWITCH_B("Mixer out Capture Switch", 0,
490 *		MASK_ADDR_BURGUNDY_HOSTIFAD, 0x02, 0, 0),
491 *	BURGUNDY_SWITCH_B("Mixer Capture Switch", 0,
492 *		MASK_ADDR_BURGUNDY_HOSTIFAD, 0x01, 0, 0),
493 *	BURGUNDY_SWITCH_B("PCM out Capture Switch", 0,
494 *		MASK_ADDR_BURGUNDY_HOSTIFEH, 0x02, 0, 0),
495 */	BURGUNDY_SWITCH_B("PCM Capture Switch", 0,
496			MASK_ADDR_BURGUNDY_HOSTIFEH, 0x01, 0, 0)
497};
498static struct snd_kcontrol_new snd_pmac_burgundy_mixers_imac[] = {
499	BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
500			MASK_ADDR_BURGUNDY_VOLLINE, 16),
501	BURGUNDY_VOLUME_W("Mic Capture Volume", 0,
502			MASK_ADDR_BURGUNDY_VOLMIC, 16),
503	BURGUNDY_VOLUME_B("Line in Gain Capture Volume", 0,
504			MASK_ADDR_BURGUNDY_GAINLINE, 1, 0),
505	BURGUNDY_VOLUME_B("Mic Gain Capture Volume", 0,
506			MASK_ADDR_BURGUNDY_GAINMIC, 1, 0),
507	BURGUNDY_VOLUME_B("Speaker Playback Volume", 0,
508			MASK_ADDR_BURGUNDY_ATTENSPEAKER, 1, 1),
509	BURGUNDY_VOLUME_B("Line out Playback Volume", 0,
510			MASK_ADDR_BURGUNDY_ATTENLINEOUT, 1, 1),
511	BURGUNDY_VOLUME_B("Headphone Playback Volume", 0,
512			MASK_ADDR_BURGUNDY_ATTENHP, 1, 1),
513	BURGUNDY_SWITCH_W("Line in Capture Switch", 0,
514			MASK_ADDR_BURGUNDY_CAPTURESELECTS, 1, 17, 1),
515	BURGUNDY_SWITCH_W("Mic Capture Switch", 0,
516			MASK_ADDR_BURGUNDY_CAPTURESELECTS, 2, 18, 1),
517	BURGUNDY_SWITCH_W("Line in Playback Switch", 0,
518			MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 1, 17, 1),
519	BURGUNDY_SWITCH_W("Mic Playback Switch", 0,
520			MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 2, 18, 1),
521	BURGUNDY_SWITCH_B("Mic Boost Capture Switch", 0,
522			MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1)
523};
524static struct snd_kcontrol_new snd_pmac_burgundy_mixers_pmac[] = {
525	BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
526			MASK_ADDR_BURGUNDY_VOLMIC, 16),
527	BURGUNDY_VOLUME_B("Line in Gain Capture Volume", 0,
528			MASK_ADDR_BURGUNDY_GAINMIC, 1, 0),
529	BURGUNDY_VOLUME_B("Speaker Playback Volume", 0,
530			MASK_ADDR_BURGUNDY_ATTENMONO, 0, 1),
531	BURGUNDY_VOLUME_B("Line out Playback Volume", 0,
532			MASK_ADDR_BURGUNDY_ATTENSPEAKER, 1, 1),
533	BURGUNDY_SWITCH_W("Line in Capture Switch", 0,
534			MASK_ADDR_BURGUNDY_CAPTURESELECTS, 2, 18, 1),
535	BURGUNDY_SWITCH_W("Line in Playback Switch", 0,
536			MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 2, 18, 1),
537/*	BURGUNDY_SWITCH_B("Line in Boost Capture Switch", 0,
538 *		MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1) */
539};
540static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_imac =
541BURGUNDY_SWITCH_B("Master Playback Switch", 0,
542	MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
543	BURGUNDY_OUTPUT_LEFT | BURGUNDY_LINEOUT_LEFT | BURGUNDY_HP_LEFT,
544	BURGUNDY_OUTPUT_RIGHT | BURGUNDY_LINEOUT_RIGHT | BURGUNDY_HP_RIGHT, 1);
545static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_pmac =
546BURGUNDY_SWITCH_B("Master Playback Switch", 0,
547	MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
548	BURGUNDY_OUTPUT_INTERN
549	| BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
550static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_imac =
551BURGUNDY_SWITCH_B("Speaker Playback Switch", 0,
552	MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
553	BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
554static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_pmac =
555BURGUNDY_SWITCH_B("Speaker Playback Switch", 0,
556	MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
557	BURGUNDY_OUTPUT_INTERN, 0, 0);
558static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_imac =
559BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
560	MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
561	BURGUNDY_LINEOUT_LEFT, BURGUNDY_LINEOUT_RIGHT, 1);
562static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_pmac =
563BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
564	MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
565	BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
566static struct snd_kcontrol_new snd_pmac_burgundy_hp_sw_imac =
567BURGUNDY_SWITCH_B("Headphone Playback Switch", 0,
568	MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
569	BURGUNDY_HP_LEFT, BURGUNDY_HP_RIGHT, 1);
570
571
572#ifdef PMAC_SUPPORT_AUTOMUTE
573/*
574 * auto-mute stuffs
575 */
576static int snd_pmac_burgundy_detect_headphone(struct snd_pmac *chip)
577{
578	return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0;
579}
580
581static void snd_pmac_burgundy_update_automute(struct snd_pmac *chip, int do_notify)
582{
583	if (chip->auto_mute) {
584		int imac = of_machine_is_compatible("iMac");
585		int reg, oreg;
586		reg = oreg = snd_pmac_burgundy_rcb(chip,
587				MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES);
588		reg &= imac ? ~(BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT
589				| BURGUNDY_HP_LEFT | BURGUNDY_HP_RIGHT)
590			: ~(BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT
591				| BURGUNDY_OUTPUT_INTERN);
592		if (snd_pmac_burgundy_detect_headphone(chip))
593			reg |= imac ? (BURGUNDY_HP_LEFT | BURGUNDY_HP_RIGHT)
594				: (BURGUNDY_OUTPUT_LEFT
595					| BURGUNDY_OUTPUT_RIGHT);
596		else
597			reg |= imac ? (BURGUNDY_OUTPUT_LEFT
598					| BURGUNDY_OUTPUT_RIGHT)
599				: (BURGUNDY_OUTPUT_INTERN);
600		if (do_notify && reg == oreg)
601			return;
602		snd_pmac_burgundy_wcb(chip,
603				MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES, reg);
604		if (do_notify) {
605			snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
606				       &chip->master_sw_ctl->id);
607			snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
608				       &chip->speaker_sw_ctl->id);
609			snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
610				       &chip->hp_detect_ctl->id);
611		}
612	}
613}
614#endif /* PMAC_SUPPORT_AUTOMUTE */
615
616
617/*
618 * initialize burgundy
619 */
620int snd_pmac_burgundy_init(struct snd_pmac *chip)
621{
622	int imac = of_machine_is_compatible("iMac");
623	int i, err;
624
625	/* Checks to see the chip is alive and kicking */
626	if ((in_le32(&chip->awacs->codec_ctrl) & MASK_ERRCODE) == 0xf0000) {
627		printk(KERN_WARNING "pmac burgundy: disabled by MacOS :-(\n");
628		return 1;
629	}
630
631	snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_OUTPUTENABLES,
632			   DEF_BURGUNDY_OUTPUTENABLES);
633	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
634			   DEF_BURGUNDY_MORE_OUTPUTENABLES);
635	snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_OUTPUTSELECTS,
636			   DEF_BURGUNDY_OUTPUTSELECTS);
637
638	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL21,
639			   DEF_BURGUNDY_INPSEL21);
640	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL3,
641			   imac ? DEF_BURGUNDY_INPSEL3_IMAC
642			   : DEF_BURGUNDY_INPSEL3_PMAC);
643	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINCD,
644			   DEF_BURGUNDY_GAINCD);
645	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINLINE,
646			   DEF_BURGUNDY_GAINLINE);
647	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINMIC,
648			   DEF_BURGUNDY_GAINMIC);
649	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINMODEM,
650			   DEF_BURGUNDY_GAINMODEM);
651
652	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENSPEAKER,
653			   DEF_BURGUNDY_ATTENSPEAKER);
654	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENLINEOUT,
655			   DEF_BURGUNDY_ATTENLINEOUT);
656	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENHP,
657			   DEF_BURGUNDY_ATTENHP);
658
659	snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_MASTER_VOLUME,
660			   DEF_BURGUNDY_MASTER_VOLUME);
661	snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLCD,
662			   DEF_BURGUNDY_VOLCD);
663	snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLLINE,
664			   DEF_BURGUNDY_VOLLINE);
665	snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLMIC,
666			   DEF_BURGUNDY_VOLMIC);
667
668	if (chip->hp_stat_mask == 0) {
669		/* set headphone-jack detection bit */
670		if (imac)
671			chip->hp_stat_mask = BURGUNDY_HPDETECT_IMAC_UPPER
672				| BURGUNDY_HPDETECT_IMAC_LOWER
673				| BURGUNDY_HPDETECT_IMAC_SIDE;
674		else
675			chip->hp_stat_mask = BURGUNDY_HPDETECT_PMAC_BACK;
676	}
677	/*
678	 * build burgundy mixers
679	 */
680	strcpy(chip->card->mixername, "PowerMac Burgundy");
681
682	for (i = 0; i < ARRAY_SIZE(snd_pmac_burgundy_mixers); i++) {
683		err = snd_ctl_add(chip->card,
684		    snd_ctl_new1(&snd_pmac_burgundy_mixers[i], chip));
685		if (err < 0)
686			return err;
687	}
688	for (i = 0; i < (imac ? ARRAY_SIZE(snd_pmac_burgundy_mixers_imac)
689			: ARRAY_SIZE(snd_pmac_burgundy_mixers_pmac)); i++) {
690		err = snd_ctl_add(chip->card,
691		    snd_ctl_new1(imac ? &snd_pmac_burgundy_mixers_imac[i]
692		    : &snd_pmac_burgundy_mixers_pmac[i], chip));
693		if (err < 0)
694			return err;
695	}
696	chip->master_sw_ctl = snd_ctl_new1(imac
697			? &snd_pmac_burgundy_master_sw_imac
698			: &snd_pmac_burgundy_master_sw_pmac, chip);
699	err = snd_ctl_add(chip->card, chip->master_sw_ctl);
700	if (err < 0)
701		return err;
702	chip->master_sw_ctl = snd_ctl_new1(imac
703			? &snd_pmac_burgundy_line_sw_imac
704			: &snd_pmac_burgundy_line_sw_pmac, chip);
705	err = snd_ctl_add(chip->card, chip->master_sw_ctl);
706	if (err < 0)
707		return err;
708	if (imac) {
709		chip->master_sw_ctl = snd_ctl_new1(
710				&snd_pmac_burgundy_hp_sw_imac, chip);
711		err = snd_ctl_add(chip->card, chip->master_sw_ctl);
712		if (err < 0)
713			return err;
714	}
715	chip->speaker_sw_ctl = snd_ctl_new1(imac
716			? &snd_pmac_burgundy_speaker_sw_imac
717			: &snd_pmac_burgundy_speaker_sw_pmac, chip);
718	err = snd_ctl_add(chip->card, chip->speaker_sw_ctl);
719	if (err < 0)
720		return err;
721#ifdef PMAC_SUPPORT_AUTOMUTE
722	err = snd_pmac_add_automute(chip);
723	if (err < 0)
724		return err;
725
726	chip->detect_headphone = snd_pmac_burgundy_detect_headphone;
727	chip->update_automute = snd_pmac_burgundy_update_automute;
728	snd_pmac_burgundy_update_automute(chip, 0); /* update the status only */
729#endif
730
731	return 0;
732}
733