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linux/sound/ppc/awacs.c
Grant Likely 71a157e8ed of: add 'of_' prefix to machine_is_compatible() 
machine is compatible is an OF-specific call.  It should have
the of_ prefix to protect the global namespace.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Michal Simek <monstr@monstr.eu>
2010-02-09 08:33:00 -07:00

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/*
* PMac AWACS lowlevel functions
*
* Copyright (c) by Takashi Iwai <tiwai@suse.de>
* code based on dmasound.c.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <asm/io.h>
#include <asm/nvram.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <sound/core.h>
#include "pmac.h"
#ifdef CONFIG_ADB_CUDA
#define PMAC_AMP_AVAIL
#endif
#ifdef PMAC_AMP_AVAIL
struct awacs_amp {
unsigned char amp_master;
unsigned char amp_vol[2][2];
unsigned char amp_tone[2];
};
#define CHECK_CUDA_AMP() (sys_ctrler == SYS_CTRLER_CUDA)
#endif /* PMAC_AMP_AVAIL */
static void snd_pmac_screamer_wait(struct snd_pmac *chip)
{
long timeout = 2000;
while (!(in_le32(&chip->awacs->codec_stat) & MASK_VALID)) {
mdelay(1);
if (! --timeout) {
snd_printd("snd_pmac_screamer_wait timeout\n");
break;
}
}
}
/*
* write AWACS register
*/
static void
snd_pmac_awacs_write(struct snd_pmac *chip, int val)
{
long timeout = 5000000;
if (chip->model == PMAC_SCREAMER)
snd_pmac_screamer_wait(chip);
out_le32(&chip->awacs->codec_ctrl, val | (chip->subframe << 22));
while (in_le32(&chip->awacs->codec_ctrl) & MASK_NEWECMD) {
if (! --timeout) {
snd_printd("snd_pmac_awacs_write timeout\n");
break;
}
}
}
static void
snd_pmac_awacs_write_reg(struct snd_pmac *chip, int reg, int val)
{
snd_pmac_awacs_write(chip, val | (reg << 12));
chip->awacs_reg[reg] = val;
}
static void
snd_pmac_awacs_write_noreg(struct snd_pmac *chip, int reg, int val)
{
snd_pmac_awacs_write(chip, val | (reg << 12));
}
#ifdef CONFIG_PM
/* Recalibrate chip */
static void screamer_recalibrate(struct snd_pmac *chip)
{
if (chip->model != PMAC_SCREAMER)
return;
/* Sorry for the horrible delays... I hope to get that improved
* by making the whole PM process asynchronous in a future version
*/
snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
if (chip->manufacturer == 0x1)
/* delay for broken crystal part */
msleep(750);
snd_pmac_awacs_write_noreg(chip, 1,
chip->awacs_reg[1] | MASK_RECALIBRATE |
MASK_CMUTE | MASK_AMUTE);
snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]);
}
#else
#define screamer_recalibrate(chip) /* NOP */
#endif
/*
* additional callback to set the pcm format
*/
static void snd_pmac_awacs_set_format(struct snd_pmac *chip)
{
chip->awacs_reg[1] &= ~MASK_SAMPLERATE;
chip->awacs_reg[1] |= chip->rate_index << 3;
snd_pmac_awacs_write_reg(chip, 1, chip->awacs_reg[1]);
}
/*
* AWACS volume callbacks
*/
/*
* volumes: 0-15 stereo
*/
static int snd_pmac_awacs_info_volume(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 15;
return 0;
}
static int snd_pmac_awacs_get_volume(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value & 0xff;
int lshift = (kcontrol->private_value >> 8) & 0xff;
int inverted = (kcontrol->private_value >> 16) & 1;
unsigned long flags;
int vol[2];
spin_lock_irqsave(&chip->reg_lock, flags);
vol[0] = (chip->awacs_reg[reg] >> lshift) & 0xf;
vol[1] = chip->awacs_reg[reg] & 0xf;
spin_unlock_irqrestore(&chip->reg_lock, flags);
if (inverted) {
vol[0] = 0x0f - vol[0];
vol[1] = 0x0f - vol[1];
}
ucontrol->value.integer.value[0] = vol[0];
ucontrol->value.integer.value[1] = vol[1];
return 0;
}
static int snd_pmac_awacs_put_volume(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value & 0xff;
int lshift = (kcontrol->private_value >> 8) & 0xff;
int inverted = (kcontrol->private_value >> 16) & 1;
int val, oldval;
unsigned long flags;
unsigned int vol[2];
vol[0] = ucontrol->value.integer.value[0];
vol[1] = ucontrol->value.integer.value[1];
if (vol[0] > 0x0f || vol[1] > 0x0f)
return -EINVAL;
if (inverted) {
vol[0] = 0x0f - vol[0];
vol[1] = 0x0f - vol[1];
}
vol[0] &= 0x0f;
vol[1] &= 0x0f;
spin_lock_irqsave(&chip->reg_lock, flags);
oldval = chip->awacs_reg[reg];
val = oldval & ~(0xf | (0xf << lshift));
val |= vol[0] << lshift;
val |= vol[1];
if (oldval != val)
snd_pmac_awacs_write_reg(chip, reg, val);
spin_unlock_irqrestore(&chip->reg_lock, flags);
return oldval != reg;
}
#define AWACS_VOLUME(xname, xreg, xshift, xinverted) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \
.info = snd_pmac_awacs_info_volume, \
.get = snd_pmac_awacs_get_volume, \
.put = snd_pmac_awacs_put_volume, \
.private_value = (xreg) | ((xshift) << 8) | ((xinverted) << 16) }
/*
* mute master/ogain for AWACS: mono
*/
static int snd_pmac_awacs_get_switch(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value & 0xff;
int shift = (kcontrol->private_value >> 8) & 0xff;
int invert = (kcontrol->private_value >> 16) & 1;
int val;
unsigned long flags;
spin_lock_irqsave(&chip->reg_lock, flags);
val = (chip->awacs_reg[reg] >> shift) & 1;
spin_unlock_irqrestore(&chip->reg_lock, flags);
if (invert)
val = 1 - val;
ucontrol->value.integer.value[0] = val;
return 0;
}
static int snd_pmac_awacs_put_switch(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value & 0xff;
int shift = (kcontrol->private_value >> 8) & 0xff;
int invert = (kcontrol->private_value >> 16) & 1;
int mask = 1 << shift;
int val, changed;
unsigned long flags;
spin_lock_irqsave(&chip->reg_lock, flags);
val = chip->awacs_reg[reg] & ~mask;
if (ucontrol->value.integer.value[0] != invert)
val |= mask;
changed = chip->awacs_reg[reg] != val;
if (changed)
snd_pmac_awacs_write_reg(chip, reg, val);
spin_unlock_irqrestore(&chip->reg_lock, flags);
return changed;
}
#define AWACS_SWITCH(xname, xreg, xshift, xinvert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \
.info = snd_pmac_boolean_mono_info, \
.get = snd_pmac_awacs_get_switch, \
.put = snd_pmac_awacs_put_switch, \
.private_value = (xreg) | ((xshift) << 8) | ((xinvert) << 16) }
#ifdef PMAC_AMP_AVAIL
/*
* controls for perch/whisper extension cards, e.g. G3 desktop
*
* TDA7433 connected via i2c address 0x45 (= 0x8a),
* accessed through cuda
*/
static void awacs_set_cuda(int reg, int val)
{
struct adb_request req;
cuda_request(&req, NULL, 5, CUDA_PACKET, CUDA_GET_SET_IIC, 0x8a,
reg, val);
while (! req.complete)
cuda_poll();
}
/*
* level = 0 - 14, 7 = 0 dB
*/
static void awacs_amp_set_tone(struct awacs_amp *amp, int bass, int treble)
{
amp->amp_tone[0] = bass;
amp->amp_tone[1] = treble;
if (bass > 7)
bass = (14 - bass) + 8;
if (treble > 7)
treble = (14 - treble) + 8;
awacs_set_cuda(2, (bass << 4) | treble);
}
/*
* vol = 0 - 31 (attenuation), 32 = mute bit, stereo
*/
static int awacs_amp_set_vol(struct awacs_amp *amp, int index,
int lvol, int rvol, int do_check)
{
if (do_check && amp->amp_vol[index][0] == lvol &&
amp->amp_vol[index][1] == rvol)
return 0;
awacs_set_cuda(3 + index, lvol);
awacs_set_cuda(5 + index, rvol);
amp->amp_vol[index][0] = lvol;
amp->amp_vol[index][1] = rvol;
return 1;
}
/*
* 0 = -79 dB, 79 = 0 dB, 99 = +20 dB
*/
static void awacs_amp_set_master(struct awacs_amp *amp, int vol)
{
amp->amp_master = vol;
if (vol <= 79)
vol = 32 + (79 - vol);
else
vol = 32 - (vol - 79);
awacs_set_cuda(1, vol);
}
static void awacs_amp_free(struct snd_pmac *chip)
{
struct awacs_amp *amp = chip->mixer_data;
if (!amp)
return;
kfree(amp);
chip->mixer_data = NULL;
chip->mixer_free = NULL;
}
/*
* mixer controls
*/
static int snd_pmac_awacs_info_volume_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 31;
return 0;
}
static int snd_pmac_awacs_get_volume_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
struct awacs_amp *amp = chip->mixer_data;
ucontrol->value.integer.value[0] = 31 - (amp->amp_vol[index][0] & 31);
ucontrol->value.integer.value[1] = 31 - (amp->amp_vol[index][1] & 31);
return 0;
}
static int snd_pmac_awacs_put_volume_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
int vol[2];
struct awacs_amp *amp = chip->mixer_data;
vol[0] = (31 - (ucontrol->value.integer.value[0] & 31))
| (amp->amp_vol[index][0] & 32);
vol[1] = (31 - (ucontrol->value.integer.value[1] & 31))
| (amp->amp_vol[index][1] & 32);
return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
}
static int snd_pmac_awacs_get_switch_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
struct awacs_amp *amp = chip->mixer_data;
ucontrol->value.integer.value[0] = (amp->amp_vol[index][0] & 32)
? 0 : 1;
ucontrol->value.integer.value[1] = (amp->amp_vol[index][1] & 32)
? 0 : 1;
return 0;
}
static int snd_pmac_awacs_put_switch_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
int vol[2];
struct awacs_amp *amp = chip->mixer_data;
vol[0] = (ucontrol->value.integer.value[0] ? 0 : 32)
| (amp->amp_vol[index][0] & 31);
vol[1] = (ucontrol->value.integer.value[1] ? 0 : 32)
| (amp->amp_vol[index][1] & 31);
return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
}
static int snd_pmac_awacs_info_tone_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 1;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 14;
return 0;
}
static int snd_pmac_awacs_get_tone_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
struct awacs_amp *amp = chip->mixer_data;
ucontrol->value.integer.value[0] = amp->amp_tone[index];
return 0;
}
static int snd_pmac_awacs_put_tone_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
struct awacs_amp *amp = chip->mixer_data;
unsigned int val;
val = ucontrol->value.integer.value[0];
if (val > 14)
return -EINVAL;
if (val != amp->amp_tone[index]) {
amp->amp_tone[index] = val;
awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]);
return 1;
}
return 0;
}
static int snd_pmac_awacs_info_master_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 1;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 99;
return 0;
}
static int snd_pmac_awacs_get_master_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
struct awacs_amp *amp = chip->mixer_data;
ucontrol->value.integer.value[0] = amp->amp_master;
return 0;
}
static int snd_pmac_awacs_put_master_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
struct awacs_amp *amp = chip->mixer_data;
unsigned int val;
val = ucontrol->value.integer.value[0];
if (val > 99)
return -EINVAL;
if (val != amp->amp_master) {
amp->amp_master = val;
awacs_amp_set_master(amp, amp->amp_master);
return 1;
}
return 0;
}
#define AMP_CH_SPK 0
#define AMP_CH_HD 1
static struct snd_kcontrol_new snd_pmac_awacs_amp_vol[] __devinitdata = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Speaker Playback Volume",
.info = snd_pmac_awacs_info_volume_amp,
.get = snd_pmac_awacs_get_volume_amp,
.put = snd_pmac_awacs_put_volume_amp,
.private_value = AMP_CH_SPK,
},
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Headphone Playback Volume",
.info = snd_pmac_awacs_info_volume_amp,
.get = snd_pmac_awacs_get_volume_amp,
.put = snd_pmac_awacs_put_volume_amp,
.private_value = AMP_CH_HD,
},
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Tone Control - Bass",
.info = snd_pmac_awacs_info_tone_amp,
.get = snd_pmac_awacs_get_tone_amp,
.put = snd_pmac_awacs_put_tone_amp,
.private_value = 0,
},
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Tone Control - Treble",
.info = snd_pmac_awacs_info_tone_amp,
.get = snd_pmac_awacs_get_tone_amp,
.put = snd_pmac_awacs_put_tone_amp,
.private_value = 1,
},
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Amp Master Playback Volume",
.info = snd_pmac_awacs_info_master_amp,
.get = snd_pmac_awacs_get_master_amp,
.put = snd_pmac_awacs_put_master_amp,
},
};
static struct snd_kcontrol_new snd_pmac_awacs_amp_hp_sw __devinitdata = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Headphone Playback Switch",
.info = snd_pmac_boolean_stereo_info,
.get = snd_pmac_awacs_get_switch_amp,
.put = snd_pmac_awacs_put_switch_amp,
.private_value = AMP_CH_HD,
};
static struct snd_kcontrol_new snd_pmac_awacs_amp_spk_sw __devinitdata = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Speaker Playback Switch",
.info = snd_pmac_boolean_stereo_info,
.get = snd_pmac_awacs_get_switch_amp,
.put = snd_pmac_awacs_put_switch_amp,
.private_value = AMP_CH_SPK,
};
#endif /* PMAC_AMP_AVAIL */
/*
* mic boost for screamer
*/
static int snd_pmac_screamer_mic_boost_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 1;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 3;
return 0;
}
static int snd_pmac_screamer_mic_boost_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int val = 0;
unsigned long flags;
spin_lock_irqsave(&chip->reg_lock, flags);
if (chip->awacs_reg[6] & MASK_MIC_BOOST)
val |= 2;
if (chip->awacs_reg[0] & MASK_GAINLINE)
val |= 1;
spin_unlock_irqrestore(&chip->reg_lock, flags);
ucontrol->value.integer.value[0] = val;
return 0;
}
static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int changed = 0;
int val0, val6;
unsigned long flags;
spin_lock_irqsave(&chip->reg_lock, flags);
val0 = chip->awacs_reg[0] & ~MASK_GAINLINE;
val6 = chip->awacs_reg[6] & ~MASK_MIC_BOOST;
if (ucontrol->value.integer.value[0] & 1)
val0 |= MASK_GAINLINE;
if (ucontrol->value.integer.value[0] & 2)
val6 |= MASK_MIC_BOOST;
if (val0 != chip->awacs_reg[0]) {
snd_pmac_awacs_write_reg(chip, 0, val0);
changed = 1;
}
if (val6 != chip->awacs_reg[6]) {
snd_pmac_awacs_write_reg(chip, 6, val6);
changed = 1;
}
spin_unlock_irqrestore(&chip->reg_lock, flags);
return changed;
}
/*
* lists of mixer elements
*/
static struct snd_kcontrol_new snd_pmac_awacs_mixers[] __devinitdata = {
AWACS_SWITCH("Master Capture Switch", 1, SHIFT_LOOPTHRU, 0),
AWACS_VOLUME("Master Capture Volume", 0, 4, 0),
/* AWACS_SWITCH("Unknown Playback Switch", 6, SHIFT_PAROUT0, 0), */
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_beige[] __devinitdata = {
AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1),
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_LINE, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_lo[] __devinitdata = {
AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_imac[] __devinitdata = {
AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_g4agp[] __devinitdata = {
AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
AWACS_VOLUME("Master Playback Volume", 5, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac7500[] __devinitdata = {
AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac5500[] __devinitdata = {
AWACS_VOLUME("Headphone Playback Volume", 2, 6, 1),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac[] __devinitdata = {
AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
};
/* FIXME: is this correct order?
* screamer (powerbook G3 pismo) seems to have different bits...
*/
static struct snd_kcontrol_new snd_pmac_awacs_mixers2[] __devinitdata = {
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_LINE, 0),
AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_MIC, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers2[] __devinitdata = {
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_LINE, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers2_pmac5500[] __devinitdata = {
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_master_sw __devinitdata =
AWACS_SWITCH("Master Playback Switch", 1, SHIFT_HDMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_master_sw_imac __devinitdata =
AWACS_SWITCH("Line out Playback Switch", 1, SHIFT_HDMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_master_sw_pmac5500 __devinitdata =
AWACS_SWITCH("Headphone Playback Switch", 1, SHIFT_HDMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_mic_boost[] __devinitdata = {
AWACS_SWITCH("Mic Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mic_boost[] __devinitdata = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Mic Boost Capture Volume",
.info = snd_pmac_screamer_mic_boost_info,
.get = snd_pmac_screamer_mic_boost_get,
.put = snd_pmac_screamer_mic_boost_put,
},
};
static struct snd_kcontrol_new snd_pmac_awacs_mic_boost_pmac7500[] __devinitdata =
{
AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_beige[] __devinitdata =
{
AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
AWACS_SWITCH("CD Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_imac[] __devinitdata =
{
AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
AWACS_SWITCH("Mic Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_speaker_vol[] __devinitdata = {
AWACS_VOLUME("Speaker Playback Volume", 4, 6, 1),
};
static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw __devinitdata =
AWACS_SWITCH("Speaker Playback Switch", 1, SHIFT_SPKMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac1 __devinitdata =
AWACS_SWITCH("Speaker Playback Switch", 1, SHIFT_PAROUT1, 1);
static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac2 __devinitdata =
AWACS_SWITCH("Speaker Playback Switch", 1, SHIFT_PAROUT1, 0);
/*
* add new mixer elements to the card
*/
static int build_mixers(struct snd_pmac *chip, int nums,
struct snd_kcontrol_new *mixers)
{
int i, err;
for (i = 0; i < nums; i++) {
err = snd_ctl_add(chip->card, snd_ctl_new1(&mixers[i], chip));
if (err < 0)
return err;
}
return 0;
}
/*
* restore all registers
*/
static void awacs_restore_all_regs(struct snd_pmac *chip)
{
snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]);
snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
snd_pmac_awacs_write_noreg(chip, 2, chip->awacs_reg[2]);
snd_pmac_awacs_write_noreg(chip, 4, chip->awacs_reg[4]);
if (chip->model == PMAC_SCREAMER) {
snd_pmac_awacs_write_noreg(chip, 5, chip->awacs_reg[5]);
snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]);
snd_pmac_awacs_write_noreg(chip, 7, chip->awacs_reg[7]);
}
}
#ifdef CONFIG_PM
static void snd_pmac_awacs_suspend(struct snd_pmac *chip)
{
snd_pmac_awacs_write_noreg(chip, 1, (chip->awacs_reg[1]
| MASK_AMUTE | MASK_CMUTE));
}
static void snd_pmac_awacs_resume(struct snd_pmac *chip)
{
if (of_machine_is_compatible("PowerBook3,1")
|| of_machine_is_compatible("PowerBook3,2")) {
msleep(100);
snd_pmac_awacs_write_reg(chip, 1,
chip->awacs_reg[1] & ~MASK_PAROUT);
msleep(300);
}
awacs_restore_all_regs(chip);
if (chip->model == PMAC_SCREAMER) {
/* reset power bits in reg 6 */
mdelay(5);
snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]);
}
screamer_recalibrate(chip);
#ifdef PMAC_AMP_AVAIL
if (chip->mixer_data) {
struct awacs_amp *amp = chip->mixer_data;
awacs_amp_set_vol(amp, 0,
amp->amp_vol[0][0], amp->amp_vol[0][1], 0);
awacs_amp_set_vol(amp, 1,
amp->amp_vol[1][0], amp->amp_vol[1][1], 0);
awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]);
awacs_amp_set_master(amp, amp->amp_master);
}
#endif
}
#endif /* CONFIG_PM */
#define IS_PM7500 (of_machine_is_compatible("AAPL,7500") \
|| of_machine_is_compatible("AAPL,8500") \
|| of_machine_is_compatible("AAPL,9500"))
#define IS_PM5500 (of_machine_is_compatible("AAPL,e411"))
#define IS_BEIGE (of_machine_is_compatible("AAPL,Gossamer"))
#define IS_IMAC1 (of_machine_is_compatible("PowerMac2,1"))
#define IS_IMAC2 (of_machine_is_compatible("PowerMac2,2") \
|| of_machine_is_compatible("PowerMac4,1"))
#define IS_G4AGP (of_machine_is_compatible("PowerMac3,1"))
#define IS_LOMBARD (of_machine_is_compatible("PowerBook1,1"))
static int imac1, imac2;
#ifdef PMAC_SUPPORT_AUTOMUTE
/*
* auto-mute stuffs
*/
static int snd_pmac_awacs_detect_headphone(struct snd_pmac *chip)
{
return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0;
}
#ifdef PMAC_AMP_AVAIL
static int toggle_amp_mute(struct awacs_amp *amp, int index, int mute)
{
int vol[2];
vol[0] = amp->amp_vol[index][0] & 31;
vol[1] = amp->amp_vol[index][1] & 31;
if (mute) {
vol[0] |= 32;
vol[1] |= 32;
}
return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
}
#endif
static void snd_pmac_awacs_update_automute(struct snd_pmac *chip, int do_notify)
{
if (chip->auto_mute) {
#ifdef PMAC_AMP_AVAIL
if (chip->mixer_data) {
struct awacs_amp *amp = chip->mixer_data;
int changed;
if (snd_pmac_awacs_detect_headphone(chip)) {
changed = toggle_amp_mute(amp, AMP_CH_HD, 0);
changed |= toggle_amp_mute(amp, AMP_CH_SPK, 1);
} else {
changed = toggle_amp_mute(amp, AMP_CH_HD, 1);
changed |= toggle_amp_mute(amp, AMP_CH_SPK, 0);
}
if (do_notify && ! changed)
return;
} else
#endif
{
int reg = chip->awacs_reg[1]
| (MASK_HDMUTE | MASK_SPKMUTE);
if (imac1) {
reg &= ~MASK_SPKMUTE;
reg |= MASK_PAROUT1;
} else if (imac2) {
reg &= ~MASK_SPKMUTE;
reg &= ~MASK_PAROUT1;
}
if (snd_pmac_awacs_detect_headphone(chip))
reg &= ~MASK_HDMUTE;
else if (imac1)
reg &= ~MASK_PAROUT1;
else if (imac2)
reg |= MASK_PAROUT1;
else
reg &= ~MASK_SPKMUTE;
if (do_notify && reg == chip->awacs_reg[1])
return;
snd_pmac_awacs_write_reg(chip, 1, reg);
}
if (do_notify) {
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
&chip->master_sw_ctl->id);
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
&chip->speaker_sw_ctl->id);
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
&chip->hp_detect_ctl->id);
}
}
}
#endif /* PMAC_SUPPORT_AUTOMUTE */
/*
* initialize chip
*/
int __devinit
snd_pmac_awacs_init(struct snd_pmac *chip)
{
int pm7500 = IS_PM7500;
int pm5500 = IS_PM5500;
int beige = IS_BEIGE;
int g4agp = IS_G4AGP;
int lombard = IS_LOMBARD;
int imac;
int err, vol;
struct snd_kcontrol *vmaster_sw, *vmaster_vol;
struct snd_kcontrol *master_vol, *speaker_vol;
imac1 = IS_IMAC1;
imac2 = IS_IMAC2;
imac = imac1 || imac2;
/* looks like MASK_GAINLINE triggers something, so we set here
* as start-up
*/
chip->awacs_reg[0] = MASK_MUX_CD | 0xff | MASK_GAINLINE;
chip->awacs_reg[1] = MASK_CMUTE | MASK_AMUTE;
/* FIXME: Only machines with external SRS module need MASK_PAROUT */
if (chip->has_iic || chip->device_id == 0x5 ||
/* chip->_device_id == 0x8 || */
chip->device_id == 0xb)
chip->awacs_reg[1] |= MASK_PAROUT;
/* get default volume from nvram */
// vol = (~nvram_read_byte(0x1308) & 7) << 1;
// vol = ((pmac_xpram_read( 8 ) & 7 ) << 1 );
vol = 0x0f; /* no, on alsa, muted as default */
vol = vol + (vol << 6);
chip->awacs_reg[2] = vol;
chip->awacs_reg[4] = vol;
if (chip->model == PMAC_SCREAMER) {
/* FIXME: screamer has loopthru vol control */
chip->awacs_reg[5] = vol;
/* FIXME: maybe should be vol << 3 for PCMCIA speaker */
chip->awacs_reg[6] = MASK_MIC_BOOST;
chip->awacs_reg[7] = 0;
}
awacs_restore_all_regs(chip);
chip->manufacturer = (in_le32(&chip->awacs->codec_stat) >> 8) & 0xf;
screamer_recalibrate(chip);
chip->revision = (in_le32(&chip->awacs->codec_stat) >> 12) & 0xf;
#ifdef PMAC_AMP_AVAIL
if (chip->revision == 3 && chip->has_iic && CHECK_CUDA_AMP()) {
struct awacs_amp *amp = kzalloc(sizeof(*amp), GFP_KERNEL);
if (! amp)
return -ENOMEM;
chip->mixer_data = amp;
chip->mixer_free = awacs_amp_free;
/* mute and zero vol */
awacs_amp_set_vol(amp, 0, 63, 63, 0);
awacs_amp_set_vol(amp, 1, 63, 63, 0);
awacs_amp_set_tone(amp, 7, 7); /* 0 dB */
awacs_amp_set_master(amp, 79); /* 0 dB */
}
#endif /* PMAC_AMP_AVAIL */
if (chip->hp_stat_mask == 0) {
/* set headphone-jack detection bit */
switch (chip->model) {
case PMAC_AWACS:
chip->hp_stat_mask = pm7500 || pm5500 ? MASK_HDPCONN
: MASK_LOCONN;
break;
case PMAC_SCREAMER:
switch (chip->device_id) {
case 0x08:
case 0x0B:
chip->hp_stat_mask = imac
? MASK_LOCONN_IMAC |
MASK_HDPLCONN_IMAC |
MASK_HDPRCONN_IMAC
: MASK_HDPCONN;
break;
case 0x00:
case 0x05:
chip->hp_stat_mask = MASK_LOCONN;
break;
default:
chip->hp_stat_mask = MASK_HDPCONN;
break;
}
break;
default:
snd_BUG();
break;
}
}
/*
* build mixers
*/
strcpy(chip->card->mixername, "PowerMac AWACS");
err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers),
snd_pmac_awacs_mixers);
if (err < 0)
return err;
if (beige || g4agp)
;
else if (chip->model == PMAC_SCREAMER || pm5500)
err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mixers2),
snd_pmac_screamer_mixers2);
else if (!pm7500)
err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers2),
snd_pmac_awacs_mixers2);
if (err < 0)
return err;
if (pm5500) {
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_awacs_mixers2_pmac5500),
snd_pmac_awacs_mixers2_pmac5500);
if (err < 0)
return err;
}
if (pm7500)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_awacs_mixers_pmac7500),
snd_pmac_awacs_mixers_pmac7500);
else if (pm5500)
err = snd_ctl_add(chip->card,
(master_vol = snd_ctl_new1(snd_pmac_awacs_mixers_pmac5500,
chip)));
else if (beige)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_screamer_mixers_beige),
snd_pmac_screamer_mixers_beige);
else if (imac || lombard) {
err = snd_ctl_add(chip->card,
(master_vol = snd_ctl_new1(snd_pmac_screamer_mixers_lo,
chip)));
if (err < 0)
return err;
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_screamer_mixers_imac),
snd_pmac_screamer_mixers_imac);
} else if (g4agp)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_screamer_mixers_g4agp),
snd_pmac_screamer_mixers_g4agp);
else
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_awacs_mixers_pmac),
snd_pmac_awacs_mixers_pmac);
if (err < 0)
return err;
chip->master_sw_ctl = snd_ctl_new1((pm7500 || imac || g4agp || lombard)
? &snd_pmac_awacs_master_sw_imac
: pm5500
? &snd_pmac_awacs_master_sw_pmac5500
: &snd_pmac_awacs_master_sw, chip);
err = snd_ctl_add(chip->card, chip->master_sw_ctl);
if (err < 0)
return err;
#ifdef PMAC_AMP_AVAIL
if (chip->mixer_data) {
/* use amplifier. the signal is connected from route A
* to the amp. the amp has its headphone and speaker
* volumes and mute switches, so we use them instead of
* screamer registers.
* in this case, it seems the route C is not used.
*/
err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_amp_vol),
snd_pmac_awacs_amp_vol);
if (err < 0)
return err;
/* overwrite */
chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_hp_sw,
chip);
err = snd_ctl_add(chip->card, chip->master_sw_ctl);
if (err < 0)
return err;
chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_spk_sw,
chip);
err = snd_ctl_add(chip->card, chip->speaker_sw_ctl);
if (err < 0)
return err;
} else
#endif /* PMAC_AMP_AVAIL */
{
/* route A = headphone, route C = speaker */
err = snd_ctl_add(chip->card,
(speaker_vol = snd_ctl_new1(snd_pmac_awacs_speaker_vol,
chip)));
if (err < 0)
return err;
chip->speaker_sw_ctl = snd_ctl_new1(imac1
? &snd_pmac_awacs_speaker_sw_imac1
: imac2
? &snd_pmac_awacs_speaker_sw_imac2
: &snd_pmac_awacs_speaker_sw, chip);
err = snd_ctl_add(chip->card, chip->speaker_sw_ctl);
if (err < 0)
return err;
}
if (pm5500 || imac || lombard) {
vmaster_sw = snd_ctl_make_virtual_master(
"Master Playback Switch", (unsigned int *) NULL);
err = snd_ctl_add_slave_uncached(vmaster_sw,
chip->master_sw_ctl);
if (err < 0)
return err;
err = snd_ctl_add_slave_uncached(vmaster_sw,
chip->speaker_sw_ctl);
if (err < 0)
return err;
err = snd_ctl_add(chip->card, vmaster_sw);
if (err < 0)
return err;
vmaster_vol = snd_ctl_make_virtual_master(
"Master Playback Volume", (unsigned int *) NULL);
err = snd_ctl_add_slave(vmaster_vol, master_vol);
if (err < 0)
return err;
err = snd_ctl_add_slave(vmaster_vol, speaker_vol);
if (err < 0)
return err;
err = snd_ctl_add(chip->card, vmaster_vol);
if (err < 0)
return err;
}
if (beige || g4agp)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_screamer_mic_boost_beige),
snd_pmac_screamer_mic_boost_beige);
else if (imac)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_screamer_mic_boost_imac),
snd_pmac_screamer_mic_boost_imac);
else if (chip->model == PMAC_SCREAMER)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_screamer_mic_boost),
snd_pmac_screamer_mic_boost);
else if (pm7500)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_awacs_mic_boost_pmac7500),
snd_pmac_awacs_mic_boost_pmac7500);
else
err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost),
snd_pmac_awacs_mic_boost);
if (err < 0)
return err;
/*
* set lowlevel callbacks
*/
chip->set_format = snd_pmac_awacs_set_format;
#ifdef CONFIG_PM
chip->suspend = snd_pmac_awacs_suspend;
chip->resume = snd_pmac_awacs_resume;
#endif
#ifdef PMAC_SUPPORT_AUTOMUTE
err = snd_pmac_add_automute(chip);
if (err < 0)
return err;
chip->detect_headphone = snd_pmac_awacs_detect_headphone;
chip->update_automute = snd_pmac_awacs_update_automute;
snd_pmac_awacs_update_automute(chip, 0); /* update the status only */
#endif
if (chip->model == PMAC_SCREAMER) {
snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]);
snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]);
}
return 0;
}
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