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linux-zen-server/sound/isa/sb/sb_mixer.c

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Initial commit
2023-08-30 17:53:23 +02:00
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
* Routines for Sound Blaster mixer control
*/
#include <linux/io.h>
#include <linux/delay.h>
#include <linux/time.h>
#include <sound/core.h>
#include <sound/sb.h>
#include <sound/control.h>
#undef IO_DEBUG
void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data)
{
outb(reg, SBP(chip, MIXER_ADDR));
udelay(10);
outb(data, SBP(chip, MIXER_DATA));
udelay(10);
#ifdef IO_DEBUG
snd_printk(KERN_DEBUG "mixer_write 0x%x 0x%x\n", reg, data);
#endif
}
unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg)
{
unsigned char result;
outb(reg, SBP(chip, MIXER_ADDR));
udelay(10);
result = inb(SBP(chip, MIXER_DATA));
udelay(10);
#ifdef IO_DEBUG
snd_printk(KERN_DEBUG "mixer_read 0x%x 0x%x\n", reg, result);
#endif
return result;
}
/*
* Single channel mixer element
*/
static int snd_sbmixer_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
int mask = (kcontrol->private_value >> 24) & 0xff;
uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 1;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = mask;
return 0;
}
static int snd_sbmixer_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int reg = kcontrol->private_value & 0xff;
int shift = (kcontrol->private_value >> 16) & 0xff;
int mask = (kcontrol->private_value >> 24) & 0xff;
unsigned char val;
spin_lock_irqsave(&sb->mixer_lock, flags);
val = (snd_sbmixer_read(sb, reg) >> shift) & mask;
spin_unlock_irqrestore(&sb->mixer_lock, flags);
ucontrol->value.integer.value[0] = val;
return 0;
}
static int snd_sbmixer_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int reg = kcontrol->private_value & 0xff;
int shift = (kcontrol->private_value >> 16) & 0x07;
int mask = (kcontrol->private_value >> 24) & 0xff;
int change;
unsigned char val, oval;
val = (ucontrol->value.integer.value[0] & mask) << shift;
spin_lock_irqsave(&sb->mixer_lock, flags);
oval = snd_sbmixer_read(sb, reg);
val = (oval & ~(mask << shift)) | val;
change = val != oval;
if (change)
snd_sbmixer_write(sb, reg, val);
spin_unlock_irqrestore(&sb->mixer_lock, flags);
return change;
}
/*
* Double channel mixer element
*/
static int snd_sbmixer_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
int mask = (kcontrol->private_value >> 24) & 0xff;
uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = mask;
return 0;
}
static int snd_sbmixer_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int left_reg = kcontrol->private_value & 0xff;
int right_reg = (kcontrol->private_value >> 8) & 0xff;
int left_shift = (kcontrol->private_value >> 16) & 0x07;
int right_shift = (kcontrol->private_value >> 19) & 0x07;
int mask = (kcontrol->private_value >> 24) & 0xff;
unsigned char left, right;
spin_lock_irqsave(&sb->mixer_lock, flags);
left = (snd_sbmixer_read(sb, left_reg) >> left_shift) & mask;
right = (snd_sbmixer_read(sb, right_reg) >> right_shift) & mask;
spin_unlock_irqrestore(&sb->mixer_lock, flags);
ucontrol->value.integer.value[0] = left;
ucontrol->value.integer.value[1] = right;
return 0;
}
static int snd_sbmixer_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int left_reg = kcontrol->private_value & 0xff;
int right_reg = (kcontrol->private_value >> 8) & 0xff;
int left_shift = (kcontrol->private_value >> 16) & 0x07;
int right_shift = (kcontrol->private_value >> 19) & 0x07;
int mask = (kcontrol->private_value >> 24) & 0xff;
int change;
unsigned char left, right, oleft, oright;
left = (ucontrol->value.integer.value[0] & mask) << left_shift;
right = (ucontrol->value.integer.value[1] & mask) << right_shift;
spin_lock_irqsave(&sb->mixer_lock, flags);
if (left_reg == right_reg) {
oleft = snd_sbmixer_read(sb, left_reg);
left = (oleft & ~((mask << left_shift) | (mask << right_shift))) | left | right;
change = left != oleft;
if (change)
snd_sbmixer_write(sb, left_reg, left);
} else {
oleft = snd_sbmixer_read(sb, left_reg);
oright = snd_sbmixer_read(sb, right_reg);
left = (oleft & ~(mask << left_shift)) | left;
right = (oright & ~(mask << right_shift)) | right;
change = left != oleft || right != oright;
if (change) {
snd_sbmixer_write(sb, left_reg, left);
snd_sbmixer_write(sb, right_reg, right);
}
}
spin_unlock_irqrestore(&sb->mixer_lock, flags);
return change;
}
/*
* DT-019x / ALS-007 capture/input switch
*/
static int snd_dt019x_input_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
static const char * const texts[5] = {
"CD", "Mic", "Line", "Synth", "Master"
};
return snd_ctl_enum_info(uinfo, 1, 5, texts);
}
static int snd_dt019x_input_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
unsigned char oval;
spin_lock_irqsave(&sb->mixer_lock, flags);
oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
spin_unlock_irqrestore(&sb->mixer_lock, flags);
switch (oval & 0x07) {
case SB_DT019X_CAP_CD:
ucontrol->value.enumerated.item[0] = 0;
break;
case SB_DT019X_CAP_MIC:
ucontrol->value.enumerated.item[0] = 1;
break;
case SB_DT019X_CAP_LINE:
ucontrol->value.enumerated.item[0] = 2;
break;
case SB_DT019X_CAP_MAIN:
ucontrol->value.enumerated.item[0] = 4;
break;
/* To record the synth on these cards you must record the main. */
/* Thus SB_DT019X_CAP_SYNTH == SB_DT019X_CAP_MAIN and would cause */
/* duplicate case labels if left uncommented. */
/* case SB_DT019X_CAP_SYNTH:
* ucontrol->value.enumerated.item[0] = 3;
* break;
*/
default:
ucontrol->value.enumerated.item[0] = 4;
break;
}
return 0;
}
static int snd_dt019x_input_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change;
unsigned char nval, oval;
if (ucontrol->value.enumerated.item[0] > 4)
return -EINVAL;
switch (ucontrol->value.enumerated.item[0]) {
case 0:
nval = SB_DT019X_CAP_CD;
break;
case 1:
nval = SB_DT019X_CAP_MIC;
break;
case 2:
nval = SB_DT019X_CAP_LINE;
break;
case 3:
nval = SB_DT019X_CAP_SYNTH;
break;
case 4:
nval = SB_DT019X_CAP_MAIN;
break;
default:
nval = SB_DT019X_CAP_MAIN;
}
spin_lock_irqsave(&sb->mixer_lock, flags);
oval = snd_sbmixer_read(sb, SB_DT019X_CAPTURE_SW);
change = nval != oval;
if (change)
snd_sbmixer_write(sb, SB_DT019X_CAPTURE_SW, nval);
spin_unlock_irqrestore(&sb->mixer_lock, flags);
return change;
}
/*
* ALS4000 mono recording control switch
*/
static int snd_als4k_mono_capture_route_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
static const char * const texts[3] = {
"L chan only", "R chan only", "L ch/2 + R ch/2"
};
return snd_ctl_enum_info(uinfo, 1, 3, texts);
}
static int snd_als4k_mono_capture_route_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
unsigned char oval;
spin_lock_irqsave(&sb->mixer_lock, flags);
oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
spin_unlock_irqrestore(&sb->mixer_lock, flags);
oval >>= 6;
if (oval > 2)
oval = 2;
ucontrol->value.enumerated.item[0] = oval;
return 0;
}
static int snd_als4k_mono_capture_route_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change;
unsigned char nval, oval;
if (ucontrol->value.enumerated.item[0] > 2)
return -EINVAL;
spin_lock_irqsave(&sb->mixer_lock, flags);
oval = snd_sbmixer_read(sb, SB_ALS4000_MONO_IO_CTRL);
nval = (oval & ~(3 << 6))
| (ucontrol->value.enumerated.item[0] << 6);
change = nval != oval;
if (change)
snd_sbmixer_write(sb, SB_ALS4000_MONO_IO_CTRL, nval);
spin_unlock_irqrestore(&sb->mixer_lock, flags);
return change;
}
/*
* SBPRO input multiplexer
*/
static int snd_sb8mixer_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
static const char * const texts[3] = {
"Mic", "CD", "Line"
};
return snd_ctl_enum_info(uinfo, 1, 3, texts);
}
static int snd_sb8mixer_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
unsigned char oval;
spin_lock_irqsave(&sb->mixer_lock, flags);
oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
spin_unlock_irqrestore(&sb->mixer_lock, flags);
switch ((oval >> 0x01) & 0x03) {
case SB_DSP_MIXS_CD:
ucontrol->value.enumerated.item[0] = 1;
break;
case SB_DSP_MIXS_LINE:
ucontrol->value.enumerated.item[0] = 2;
break;
default:
ucontrol->value.enumerated.item[0] = 0;
break;
}
return 0;
}
static int snd_sb8mixer_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change;
unsigned char nval, oval;
if (ucontrol->value.enumerated.item[0] > 2)
return -EINVAL;
switch (ucontrol->value.enumerated.item[0]) {
case 1:
nval = SB_DSP_MIXS_CD;
break;
case 2:
nval = SB_DSP_MIXS_LINE;
break;
default:
nval = SB_DSP_MIXS_MIC;
}
nval <<= 1;
spin_lock_irqsave(&sb->mixer_lock, flags);
oval = snd_sbmixer_read(sb, SB_DSP_CAPTURE_SOURCE);
nval |= oval & ~0x06;
change = nval != oval;
if (change)
snd_sbmixer_write(sb, SB_DSP_CAPTURE_SOURCE, nval);
spin_unlock_irqrestore(&sb->mixer_lock, flags);
return change;
}
/*
* SB16 input switch
*/
static int snd_sb16mixer_info_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
uinfo->count = 4;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 1;
return 0;
}
static int snd_sb16mixer_get_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int reg1 = kcontrol->private_value & 0xff;
int reg2 = (kcontrol->private_value >> 8) & 0xff;
int left_shift = (kcontrol->private_value >> 16) & 0x0f;
int right_shift = (kcontrol->private_value >> 24) & 0x0f;
unsigned char val1, val2;
spin_lock_irqsave(&sb->mixer_lock, flags);
val1 = snd_sbmixer_read(sb, reg1);
val2 = snd_sbmixer_read(sb, reg2);
spin_unlock_irqrestore(&sb->mixer_lock, flags);
ucontrol->value.integer.value[0] = (val1 >> left_shift) & 0x01;
ucontrol->value.integer.value[1] = (val2 >> left_shift) & 0x01;
ucontrol->value.integer.value[2] = (val1 >> right_shift) & 0x01;
ucontrol->value.integer.value[3] = (val2 >> right_shift) & 0x01;
return 0;
}
static int snd_sb16mixer_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_sb *sb = snd_kcontrol_chip(kcontrol);
unsigned long flags;
int reg1 = kcontrol->private_value & 0xff;
int reg2 = (kcontrol->private_value >> 8) & 0xff;
int left_shift = (kcontrol->private_value >> 16) & 0x0f;
int right_shift = (kcontrol->private_value >> 24) & 0x0f;
int change;
unsigned char val1, val2, oval1, oval2;
spin_lock_irqsave(&sb->mixer_lock, flags);
oval1 = snd_sbmixer_read(sb, reg1);
oval2 = snd_sbmixer_read(sb, reg2);
val1 = oval1 & ~((1 << left_shift) | (1 << right_shift));
val2 = oval2 & ~((1 << left_shift) | (1 << right_shift));
val1 |= (ucontrol->value.integer.value[0] & 1) << left_shift;
val2 |= (ucontrol->value.integer.value[1] & 1) << left_shift;
val1 |= (ucontrol->value.integer.value[2] & 1) << right_shift;
val2 |= (ucontrol->value.integer.value[3] & 1) << right_shift;
change = val1 != oval1 || val2 != oval2;
if (change) {
snd_sbmixer_write(sb, reg1, val1);
snd_sbmixer_write(sb, reg2, val2);
}
spin_unlock_irqrestore(&sb->mixer_lock, flags);
return change;
}
/*
*/
/*
*/
int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value)
{
static const struct snd_kcontrol_new newctls[] = {
[SB_MIX_SINGLE] = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.info = snd_sbmixer_info_single,
.get = snd_sbmixer_get_single,
.put = snd_sbmixer_put_single,
},
[SB_MIX_DOUBLE] = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.info = snd_sbmixer_info_double,
.get = snd_sbmixer_get_double,
.put = snd_sbmixer_put_double,
},
[SB_MIX_INPUT_SW] = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.info = snd_sb16mixer_info_input_sw,
.get = snd_sb16mixer_get_input_sw,
.put = snd_sb16mixer_put_input_sw,
},
[SB_MIX_CAPTURE_PRO] = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.info = snd_sb8mixer_info_mux,
.get = snd_sb8mixer_get_mux,
.put = snd_sb8mixer_put_mux,
},
[SB_MIX_CAPTURE_DT019X] = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.info = snd_dt019x_input_sw_info,
.get = snd_dt019x_input_sw_get,
.put = snd_dt019x_input_sw_put,
},
[SB_MIX_MONO_CAPTURE_ALS4K] = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.info = snd_als4k_mono_capture_route_info,
.get = snd_als4k_mono_capture_route_get,
.put = snd_als4k_mono_capture_route_put,
},
};
struct snd_kcontrol *ctl;
int err;
ctl = snd_ctl_new1(&newctls[type], chip);
if (! ctl)
return -ENOMEM;
strscpy(ctl->id.name, name, sizeof(ctl->id.name));
ctl->id.index = index;
ctl->private_value = value;
err = snd_ctl_add(chip->card, ctl);
if (err < 0)
return err;
return 0;
}
/*
* SB 2.0 specific mixer elements
*/
static const struct sbmix_elem snd_sb20_controls[] = {
SB_SINGLE("Master Playback Volume", SB_DSP20_MASTER_DEV, 1, 7),
SB_SINGLE("PCM Playback Volume", SB_DSP20_PCM_DEV, 1, 3),
SB_SINGLE("Synth Playback Volume", SB_DSP20_FM_DEV, 1, 7),
SB_SINGLE("CD Playback Volume", SB_DSP20_CD_DEV, 1, 7)
};
static const unsigned char snd_sb20_init_values[][2] = {
{ SB_DSP20_MASTER_DEV, 0 },
{ SB_DSP20_FM_DEV, 0 },
};
/*
* SB Pro specific mixer elements
*/
static const struct sbmix_elem snd_sbpro_controls[] = {
SB_DOUBLE("Master Playback Volume",
SB_DSP_MASTER_DEV, SB_DSP_MASTER_DEV, 5, 1, 7),
SB_DOUBLE("PCM Playback Volume",
SB_DSP_PCM_DEV, SB_DSP_PCM_DEV, 5, 1, 7),
SB_SINGLE("PCM Playback Filter", SB_DSP_PLAYBACK_FILT, 5, 1),
SB_DOUBLE("Synth Playback Volume",
SB_DSP_FM_DEV, SB_DSP_FM_DEV, 5, 1, 7),
SB_DOUBLE("CD Playback Volume", SB_DSP_CD_DEV, SB_DSP_CD_DEV, 5, 1, 7),
SB_DOUBLE("Line Playback Volume",
SB_DSP_LINE_DEV, SB_DSP_LINE_DEV, 5, 1, 7),
SB_SINGLE("Mic Playback Volume", SB_DSP_MIC_DEV, 1, 3),
{
.name = "Capture Source",
.type = SB_MIX_CAPTURE_PRO
},
SB_SINGLE("Capture Filter", SB_DSP_CAPTURE_FILT, 5, 1),
SB_SINGLE("Capture Low-Pass Filter", SB_DSP_CAPTURE_FILT, 3, 1)
};
static const unsigned char snd_sbpro_init_values[][2] = {
{ SB_DSP_MASTER_DEV, 0 },
{ SB_DSP_PCM_DEV, 0 },
{ SB_DSP_FM_DEV, 0 },
};
/*
* SB16 specific mixer elements
*/
static const struct sbmix_elem snd_sb16_controls[] = {
SB_DOUBLE("Master Playback Volume",
SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31),
SB_DOUBLE("PCM Playback Volume",
SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31),
SB16_INPUT_SW("Synth Capture Route",
SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 6, 5),
SB_DOUBLE("Synth Playback Volume",
SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31),
SB16_INPUT_SW("CD Capture Route",
SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 2, 1),
SB_DOUBLE("CD Playback Switch",
SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
SB_DOUBLE("CD Playback Volume",
SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31),
SB16_INPUT_SW("Mic Capture Route",
SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 0, 0),
SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
SB_SINGLE("Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31),
SB_SINGLE("Beep Volume", SB_DSP4_SPEAKER_DEV, 6, 3),
SB_DOUBLE("Capture Volume",
SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3),
SB_DOUBLE("Playback Volume",
SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3),
SB16_INPUT_SW("Line Capture Route",
SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT, 4, 3),
SB_DOUBLE("Line Playback Switch",
SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
SB_DOUBLE("Line Playback Volume",
SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31),
SB_SINGLE("Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1),
SB_SINGLE("3D Enhancement Switch", SB_DSP4_3DSE, 0, 1),
SB_DOUBLE("Tone Control - Bass",
SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15),
SB_DOUBLE("Tone Control - Treble",
SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15)
};
static const unsigned char snd_sb16_init_values[][2] = {
{ SB_DSP4_MASTER_DEV + 0, 0 },
{ SB_DSP4_MASTER_DEV + 1, 0 },
{ SB_DSP4_PCM_DEV + 0, 0 },
{ SB_DSP4_PCM_DEV + 1, 0 },
{ SB_DSP4_SYNTH_DEV + 0, 0 },
{ SB_DSP4_SYNTH_DEV + 1, 0 },
{ SB_DSP4_INPUT_LEFT, 0 },
{ SB_DSP4_INPUT_RIGHT, 0 },
{ SB_DSP4_OUTPUT_SW, 0 },
{ SB_DSP4_SPEAKER_DEV, 0 },
};
/*
* DT019x specific mixer elements
*/
static const struct sbmix_elem snd_dt019x_controls[] = {
/* ALS4000 below has some parts which we might be lacking,
* e.g. snd_als4000_ctl_mono_playback_switch - check it! */
SB_DOUBLE("Master Playback Volume",
SB_DT019X_MASTER_DEV, SB_DT019X_MASTER_DEV, 4, 0, 15),
SB_DOUBLE("PCM Playback Switch",
SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
SB_DOUBLE("PCM Playback Volume",
SB_DT019X_PCM_DEV, SB_DT019X_PCM_DEV, 4, 0, 15),
SB_DOUBLE("Synth Playback Switch",
SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
SB_DOUBLE("Synth Playback Volume",
SB_DT019X_SYNTH_DEV, SB_DT019X_SYNTH_DEV, 4, 0, 15),
SB_DOUBLE("CD Playback Switch",
SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1),
SB_DOUBLE("CD Playback Volume",
SB_DT019X_CD_DEV, SB_DT019X_CD_DEV, 4, 0, 15),
SB_SINGLE("Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1),
SB_SINGLE("Mic Playback Volume", SB_DT019X_MIC_DEV, 4, 7),
SB_SINGLE("Beep Volume", SB_DT019X_SPKR_DEV, 0, 7),
SB_DOUBLE("Line Playback Switch",
SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1),
SB_DOUBLE("Line Playback Volume",
SB_DT019X_LINE_DEV, SB_DT019X_LINE_DEV, 4, 0, 15),
{
.name = "Capture Source",
.type = SB_MIX_CAPTURE_DT019X
}
};
static const unsigned char snd_dt019x_init_values[][2] = {
{ SB_DT019X_MASTER_DEV, 0 },
{ SB_DT019X_PCM_DEV, 0 },
{ SB_DT019X_SYNTH_DEV, 0 },
{ SB_DT019X_CD_DEV, 0 },
{ SB_DT019X_MIC_DEV, 0 }, /* Includes PC-speaker in high nibble */
{ SB_DT019X_LINE_DEV, 0 },
{ SB_DSP4_OUTPUT_SW, 0 },
{ SB_DT019X_OUTPUT_SW2, 0 },
{ SB_DT019X_CAPTURE_SW, 0x06 },
};
/*
* ALS4000 specific mixer elements
*/
static const struct sbmix_elem snd_als4000_controls[] = {
SB_DOUBLE("PCM Playback Switch",
SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 2, 1, 1),
SB_DOUBLE("Synth Playback Switch",
SB_DT019X_OUTPUT_SW2, SB_DT019X_OUTPUT_SW2, 4, 3, 1),
SB_SINGLE("Mic Boost (+20dB)", SB_ALS4000_MIC_IN_GAIN, 0, 0x03),
SB_SINGLE("Master Mono Playback Switch", SB_ALS4000_MONO_IO_CTRL, 5, 1),
{
.name = "Master Mono Capture Route",
.type = SB_MIX_MONO_CAPTURE_ALS4K
},
SB_SINGLE("Mono Playback Switch", SB_DT019X_OUTPUT_SW2, 0, 1),
SB_SINGLE("Analog Loopback Switch", SB_ALS4000_MIC_IN_GAIN, 7, 0x01),
SB_SINGLE("3D Control - Switch", SB_ALS4000_3D_SND_FX, 6, 0x01),
SB_SINGLE("Digital Loopback Switch",
SB_ALS4000_CR3_CONFIGURATION, 7, 0x01),
/* FIXME: functionality of 3D controls might be swapped, I didn't find
* a description of how to identify what is supposed to be what */
SB_SINGLE("3D Control - Level", SB_ALS4000_3D_SND_FX, 0, 0x07),
/* FIXME: maybe there's actually some standard 3D ctrl name for it?? */
SB_SINGLE("3D Control - Freq", SB_ALS4000_3D_SND_FX, 4, 0x03),
/* FIXME: ALS4000a.pdf mentions BBD (Bucket Brigade Device) time delay,
* but what ALSA 3D attribute is that actually? "Center", "Depth",
* "Wide" or "Space" or even "Level"? Assuming "Wide" for now... */
SB_SINGLE("3D Control - Wide", SB_ALS4000_3D_TIME_DELAY, 0, 0x0f),
SB_SINGLE("3D PowerOff Switch", SB_ALS4000_3D_TIME_DELAY, 4, 0x01),
SB_SINGLE("Master Playback 8kHz / 20kHz LPF Switch",
SB_ALS4000_FMDAC, 5, 0x01),
#ifdef NOT_AVAILABLE
SB_SINGLE("FMDAC Switch (Option ?)", SB_ALS4000_FMDAC, 0, 0x01),
SB_SINGLE("QSound Mode", SB_ALS4000_QSOUND, 1, 0x1f),
#endif
};
static const unsigned char snd_als4000_init_values[][2] = {
{ SB_DSP4_MASTER_DEV + 0, 0 },
{ SB_DSP4_MASTER_DEV + 1, 0 },
{ SB_DSP4_PCM_DEV + 0, 0 },
{ SB_DSP4_PCM_DEV + 1, 0 },
{ SB_DSP4_SYNTH_DEV + 0, 0 },
{ SB_DSP4_SYNTH_DEV + 1, 0 },
{ SB_DSP4_SPEAKER_DEV, 0 },
{ SB_DSP4_OUTPUT_SW, 0 },
{ SB_DSP4_INPUT_LEFT, 0 },
{ SB_DSP4_INPUT_RIGHT, 0 },
{ SB_DT019X_OUTPUT_SW2, 0 },
{ SB_ALS4000_MIC_IN_GAIN, 0 },
};
/*
*/
static int snd_sbmixer_init(struct snd_sb *chip,
const struct sbmix_elem *controls,
int controls_count,
const unsigned char map[][2],
int map_count,
char *name)
{
unsigned long flags;
struct snd_card *card = chip->card;
int idx, err;
/* mixer reset */
spin_lock_irqsave(&chip->mixer_lock, flags);
snd_sbmixer_write(chip, 0x00, 0x00);
spin_unlock_irqrestore(&chip->mixer_lock, flags);
/* mute and zero volume channels */
for (idx = 0; idx < map_count; idx++) {
spin_lock_irqsave(&chip->mixer_lock, flags);
snd_sbmixer_write(chip, map[idx][0], map[idx][1]);
spin_unlock_irqrestore(&chip->mixer_lock, flags);
}
for (idx = 0; idx < controls_count; idx++) {
err = snd_sbmixer_add_ctl_elem(chip, &controls[idx]);
if (err < 0)
return err;
}
snd_component_add(card, name);
strcpy(card->mixername, name);
return 0;
}
int snd_sbmixer_new(struct snd_sb *chip)
{
struct snd_card *card;
int err;
if (snd_BUG_ON(!chip || !chip->card))
return -EINVAL;
card = chip->card;
switch (chip->hardware) {
case SB_HW_10:
return 0; /* no mixer chip on SB1.x */
case SB_HW_20:
case SB_HW_201:
err = snd_sbmixer_init(chip,
snd_sb20_controls,
ARRAY_SIZE(snd_sb20_controls),
snd_sb20_init_values,
ARRAY_SIZE(snd_sb20_init_values),
"CTL1335");
if (err < 0)
return err;
break;
case SB_HW_PRO:
case SB_HW_JAZZ16:
err = snd_sbmixer_init(chip,
snd_sbpro_controls,
ARRAY_SIZE(snd_sbpro_controls),
snd_sbpro_init_values,
ARRAY_SIZE(snd_sbpro_init_values),
"CTL1345");
if (err < 0)
return err;
break;
case SB_HW_16:
case SB_HW_ALS100:
case SB_HW_CS5530:
err = snd_sbmixer_init(chip,
snd_sb16_controls,
ARRAY_SIZE(snd_sb16_controls),
snd_sb16_init_values,
ARRAY_SIZE(snd_sb16_init_values),
"CTL1745");
if (err < 0)
return err;
break;
case SB_HW_ALS4000:
/* use only the first 16 controls from SB16 */
err = snd_sbmixer_init(chip,
snd_sb16_controls,
16,
snd_sb16_init_values,
ARRAY_SIZE(snd_sb16_init_values),
"ALS4000");
if (err < 0)
return err;
err = snd_sbmixer_init(chip,
snd_als4000_controls,
ARRAY_SIZE(snd_als4000_controls),
snd_als4000_init_values,
ARRAY_SIZE(snd_als4000_init_values),
"ALS4000");
if (err < 0)
return err;
break;
case SB_HW_DT019X:
err = snd_sbmixer_init(chip,
snd_dt019x_controls,
ARRAY_SIZE(snd_dt019x_controls),
snd_dt019x_init_values,
ARRAY_SIZE(snd_dt019x_init_values),
"DT019X");
if (err < 0)
return err;
break;
default:
strcpy(card->mixername, "???");
}
return 0;
}
#ifdef CONFIG_PM
static const unsigned char sb20_saved_regs[] = {
SB_DSP20_MASTER_DEV,
SB_DSP20_PCM_DEV,
SB_DSP20_FM_DEV,
SB_DSP20_CD_DEV,
};
static const unsigned char sbpro_saved_regs[] = {
SB_DSP_MASTER_DEV,
SB_DSP_PCM_DEV,
SB_DSP_PLAYBACK_FILT,
SB_DSP_FM_DEV,
SB_DSP_CD_DEV,
SB_DSP_LINE_DEV,
SB_DSP_MIC_DEV,
SB_DSP_CAPTURE_SOURCE,
SB_DSP_CAPTURE_FILT,
};
static const unsigned char sb16_saved_regs[] = {
SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
SB_DSP4_3DSE,
SB_DSP4_BASS_DEV, SB_DSP4_BASS_DEV + 1,
SB_DSP4_TREBLE_DEV, SB_DSP4_TREBLE_DEV + 1,
SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
SB_DSP4_OUTPUT_SW,
SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
SB_DSP4_LINE_DEV, SB_DSP4_LINE_DEV + 1,
SB_DSP4_MIC_DEV,
SB_DSP4_SPEAKER_DEV,
SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
SB_DSP4_MIC_AGC
};
static const unsigned char dt019x_saved_regs[] = {
SB_DT019X_MASTER_DEV,
SB_DT019X_PCM_DEV,
SB_DT019X_SYNTH_DEV,
SB_DT019X_CD_DEV,
SB_DT019X_MIC_DEV,
SB_DT019X_SPKR_DEV,
SB_DT019X_LINE_DEV,
SB_DSP4_OUTPUT_SW,
SB_DT019X_OUTPUT_SW2,
SB_DT019X_CAPTURE_SW,
};
static const unsigned char als4000_saved_regs[] = {
/* please verify in dsheet whether regs to be added
are actually real H/W or just dummy */
SB_DSP4_MASTER_DEV, SB_DSP4_MASTER_DEV + 1,
SB_DSP4_OUTPUT_SW,
SB_DSP4_PCM_DEV, SB_DSP4_PCM_DEV + 1,
SB_DSP4_INPUT_LEFT, SB_DSP4_INPUT_RIGHT,
SB_DSP4_SYNTH_DEV, SB_DSP4_SYNTH_DEV + 1,
SB_DSP4_CD_DEV, SB_DSP4_CD_DEV + 1,
SB_DSP4_MIC_DEV,
SB_DSP4_SPEAKER_DEV,
SB_DSP4_IGAIN_DEV, SB_DSP4_IGAIN_DEV + 1,
SB_DSP4_OGAIN_DEV, SB_DSP4_OGAIN_DEV + 1,
SB_DT019X_OUTPUT_SW2,
SB_ALS4000_MONO_IO_CTRL,
SB_ALS4000_MIC_IN_GAIN,
SB_ALS4000_FMDAC,
SB_ALS4000_3D_SND_FX,
SB_ALS4000_3D_TIME_DELAY,
SB_ALS4000_CR3_CONFIGURATION,
};
static void save_mixer(struct snd_sb *chip, const unsigned char *regs, int num_regs)
{
unsigned char *val = chip->saved_regs;
if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
return;
for (; num_regs; num_regs--)
*val++ = snd_sbmixer_read(chip, *regs++);
}
static void restore_mixer(struct snd_sb *chip, const unsigned char *regs, int num_regs)
{
unsigned char *val = chip->saved_regs;
if (snd_BUG_ON(num_regs > ARRAY_SIZE(chip->saved_regs)))
return;
for (; num_regs; num_regs--)
snd_sbmixer_write(chip, *regs++, *val++);
}
void snd_sbmixer_suspend(struct snd_sb *chip)
{
switch (chip->hardware) {
case SB_HW_20:
case SB_HW_201:
save_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
break;
case SB_HW_PRO:
case SB_HW_JAZZ16:
save_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
break;
case SB_HW_16:
case SB_HW_ALS100:
case SB_HW_CS5530:
save_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
break;
case SB_HW_ALS4000:
save_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
break;
case SB_HW_DT019X:
save_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
break;
default:
break;
}
}
void snd_sbmixer_resume(struct snd_sb *chip)
{
switch (chip->hardware) {
case SB_HW_20:
case SB_HW_201:
restore_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
break;
case SB_HW_PRO:
case SB_HW_JAZZ16:
restore_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
break;
case SB_HW_16:
case SB_HW_ALS100:
case SB_HW_CS5530:
restore_mixer(chip, sb16_saved_regs, ARRAY_SIZE(sb16_saved_regs));
break;
case SB_HW_ALS4000:
restore_mixer(chip, als4000_saved_regs, ARRAY_SIZE(als4000_saved_regs));
break;
case SB_HW_DT019X:
restore_mixer(chip, dt019x_saved_regs, ARRAY_SIZE(dt019x_saved_regs));
break;
default:
break;
}
}
#endif