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linux_dsm_epyc7002/sound/soc/codecs/tda7419.c
Gustavo A. R. Silva 10754bfc05
ASoC: tda7419: use true and false for boolean values 
Return statements in functions returning bool should use true or false
instead of an integer value.

This code was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2018-08-06 12:35:16 +01:00

655 lines
22 KiB
C
Raw Blame History

/*
* TDA7419 audio processor driver
*
* Copyright 2018 Konsulko Group
*
* Author: Matt Porter <mporter@konsulko.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* 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.
*/
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/regmap.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/soc.h>
#include <sound/tlv.h>
#define TDA7419_MAIN_SRC_REG 0x00
#define TDA7419_LOUDNESS_REG 0x01
#define TDA7419_MUTE_CLK_REG 0x02
#define TDA7419_VOLUME_REG 0x03
#define TDA7419_TREBLE_REG 0x04
#define TDA7419_MIDDLE_REG 0x05
#define TDA7419_BASS_REG 0x06
#define TDA7419_SECOND_SRC_REG 0x07
#define TDA7419_SUB_MID_BASS_REG 0x08
#define TDA7419_MIXING_GAIN_REG 0x09
#define TDA7419_ATTENUATOR_LF_REG 0x0a
#define TDA7419_ATTENUATOR_RF_REG 0x0b
#define TDA7419_ATTENUATOR_LR_REG 0x0c
#define TDA7419_ATTENUATOR_RR_REG 0x0d
#define TDA7419_MIXING_LEVEL_REG 0x0e
#define TDA7419_ATTENUATOR_SUB_REG 0x0f
#define TDA7419_SA_CLK_AC_REG 0x10
#define TDA7419_TESTING_REG 0x11
#define TDA7419_MAIN_SRC_SEL 0
#define TDA7419_MAIN_SRC_GAIN 3
#define TDA7419_MAIN_SRC_AUTOZERO 7
#define TDA7419_LOUDNESS_ATTEN 0
#define TDA7419_LOUDNESS_CENTER_FREQ 4
#define TDA7419_LOUDNESS_BOOST 6
#define TDA7419_LOUDNESS_SOFT_STEP 7
#define TDA7419_VOLUME_SOFT_STEP 7
#define TDA7419_SOFT_MUTE 0
#define TDA7419_MUTE_INFLUENCE 1
#define TDA7419_SOFT_MUTE_TIME 2
#define TDA7419_SOFT_STEP_TIME 4
#define TDA7419_CLK_FAST_MODE 7
#define TDA7419_TREBLE_CENTER_FREQ 5
#define TDA7419_REF_OUT_SELECT 7
#define TDA7419_MIDDLE_Q_FACTOR 5
#define TDA7419_MIDDLE_SOFT_STEP 7
#define TDA7419_BASS_Q_FACTOR 5
#define TDA7419_BASS_SOFT_STEP 7
#define TDA7419_SECOND_SRC_SEL 0
#define TDA7419_SECOND_SRC_GAIN 3
#define TDA7419_REAR_SPKR_SRC 7
#define TDA7419_SUB_CUT_OFF_FREQ 0
#define TDA7419_MIDDLE_CENTER_FREQ 2
#define TDA7419_BASS_CENTER_FREQ 4
#define TDA7419_BASS_DC_MODE 6
#define TDA7419_SMOOTHING_FILTER 7
#define TDA7419_MIX_LF 0
#define TDA7419_MIX_RF 1
#define TDA7419_MIX_ENABLE 2
#define TDA7419_SUB_ENABLE 3
#define TDA7419_HPF_GAIN 4
#define TDA7419_SA_Q_FACTOR 0
#define TDA7419_RESET_MODE 1
#define TDA7419_SA_SOURCE 2
#define TDA7419_SA_RUN 3
#define TDA7419_RESET 4
#define TDA7419_CLK_SOURCE 5
#define TDA7419_COUPLING_MODE 6
struct tda7419_data {
struct regmap *regmap;
};
static bool tda7419_readable_reg(struct device *dev, unsigned int reg)
{
return false;
}
static const struct reg_default tda7419_regmap_defaults[] = {
{ TDA7419_MAIN_SRC_REG, 0xfe },
{ TDA7419_LOUDNESS_REG, 0xfe },
{ TDA7419_MUTE_CLK_REG, 0xfe },
{ TDA7419_VOLUME_REG, 0xfe },
{ TDA7419_TREBLE_REG, 0xfe },
{ TDA7419_MIDDLE_REG, 0xfe },
{ TDA7419_BASS_REG, 0xfe },
{ TDA7419_SECOND_SRC_REG, 0xfe },
{ TDA7419_SUB_MID_BASS_REG, 0xfe },
{ TDA7419_MIXING_GAIN_REG, 0xfe },
{ TDA7419_ATTENUATOR_LF_REG, 0xfe },
{ TDA7419_ATTENUATOR_RF_REG, 0xfe },
{ TDA7419_ATTENUATOR_LR_REG, 0xfe },
{ TDA7419_ATTENUATOR_RR_REG, 0xfe },
{ TDA7419_MIXING_LEVEL_REG, 0xfe },
{ TDA7419_ATTENUATOR_SUB_REG, 0xfe },
{ TDA7419_SA_CLK_AC_REG, 0xfe },
{ TDA7419_TESTING_REG, 0xfe },
};
static const struct regmap_config tda7419_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
.max_register = TDA7419_TESTING_REG,
.cache_type = REGCACHE_RBTREE,
.readable_reg = tda7419_readable_reg,
.reg_defaults = tda7419_regmap_defaults,
.num_reg_defaults = ARRAY_SIZE(tda7419_regmap_defaults),
};
struct tda7419_vol_control {
int min, max;
unsigned int reg, rreg, mask, thresh;
unsigned int invert:1;
};
static inline bool tda7419_vol_is_stereo(struct tda7419_vol_control *tvc)
{
if (tvc->reg == tvc->rreg)
return false;
return true;
}
static int tda7419_vol_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct tda7419_vol_control *tvc =
(struct tda7419_vol_control *)kcontrol->private_value;
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = tda7419_vol_is_stereo(tvc) ? 2 : 1;
uinfo->value.integer.min = tvc->min;
uinfo->value.integer.max = tvc->max;
return 0;
}
static inline int tda7419_vol_get_value(int val, unsigned int mask,
int min, int thresh,
unsigned int invert)
{
val &= mask;
if (val < thresh) {
if (invert)
val = 0 - val;
} else if (val > thresh) {
if (invert)
val = val - thresh;
else
val = thresh - val;
}
if (val < min)
val = min;
return val;
}
static int tda7419_vol_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
struct tda7419_vol_control *tvc =
(struct tda7419_vol_control *)kcontrol->private_value;
unsigned int reg = tvc->reg;
unsigned int rreg = tvc->rreg;
unsigned int mask = tvc->mask;
int min = tvc->min;
int thresh = tvc->thresh;
unsigned int invert = tvc->invert;
int val;
int ret;
ret = snd_soc_component_read(component, reg, &val);
if (ret < 0)
return ret;
ucontrol->value.integer.value[0] =
tda7419_vol_get_value(val, mask, min, thresh, invert);
if (tda7419_vol_is_stereo(tvc)) {
ret = snd_soc_component_read(component, rreg, &val);
if (ret < 0)
return ret;
ucontrol->value.integer.value[1] =
tda7419_vol_get_value(val, mask, min, thresh, invert);
}
return 0;
}
static inline int tda7419_vol_put_value(int val, int thresh,
unsigned int invert)
{
if (val < 0) {
if (invert)
val = abs(val);
else
val = thresh - val;
} else if ((val > 0) && invert) {
val += thresh;
}
return val;
}
static int tda7419_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component =
snd_kcontrol_chip(kcontrol);
struct tda7419_vol_control *tvc =
(struct tda7419_vol_control *)kcontrol->private_value;
unsigned int reg = tvc->reg;
unsigned int rreg = tvc->rreg;
unsigned int mask = tvc->mask;
int thresh = tvc->thresh;
unsigned int invert = tvc->invert;
int val;
int ret;
val = tda7419_vol_put_value(ucontrol->value.integer.value[0],
thresh, invert);
ret = snd_soc_component_update_bits(component, reg,
mask, val);
if (ret < 0)
return ret;
if (tda7419_vol_is_stereo(tvc)) {
val = tda7419_vol_put_value(ucontrol->value.integer.value[1],
thresh, invert);
ret = snd_soc_component_update_bits(component, rreg,
mask, val);
}
return ret;
}
#define TDA7419_SINGLE_VALUE(xreg, xmask, xmin, xmax, xthresh, xinvert) \
((unsigned long)&(struct tda7419_vol_control) \
{.reg = xreg, .rreg = xreg, .mask = xmask, .min = xmin, \
.max = xmax, .thresh = xthresh, .invert = xinvert})
#define TDA7419_DOUBLE_R_VALUE(xregl, xregr, xmask, xmin, xmax, xthresh, \
xinvert) \
((unsigned long)&(struct tda7419_vol_control) \
{.reg = xregl, .rreg = xregr, .mask = xmask, .min = xmin, \
.max = xmax, .thresh = xthresh, .invert = xinvert})
#define TDA7419_SINGLE_TLV(xname, xreg, xmask, xmin, xmax, xthresh, \
xinvert, xtlv_array) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
.name = xname, \
.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
SNDRV_CTL_ELEM_ACCESS_READWRITE, \
.tlv.p = (xtlv_array), \
.info = tda7419_vol_info, \
.get = tda7419_vol_get, \
.put = tda7419_vol_put, \
.private_value = TDA7419_SINGLE_VALUE(xreg, xmask, xmin, \
xmax, xthresh, xinvert), \
}
#define TDA7419_DOUBLE_R_TLV(xname, xregl, xregr, xmask, xmin, xmax, \
xthresh, xinvert, xtlv_array) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
.name = xname, \
.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
SNDRV_CTL_ELEM_ACCESS_READWRITE, \
.tlv.p = (xtlv_array), \
.info = tda7419_vol_info, \
.get = tda7419_vol_get, \
.put = tda7419_vol_put, \
.private_value = TDA7419_DOUBLE_R_VALUE(xregl, xregr, xmask, \
xmin, xmax, xthresh, \
xinvert), \
}
static const char * const enum_src_sel[] = {
"QD", "SE1", "SE2", "SE3", "SE", "Mute", "Mute", "Mute"};
static SOC_ENUM_SINGLE_DECL(soc_enum_main_src_sel,
TDA7419_MAIN_SRC_REG, TDA7419_MAIN_SRC_SEL, enum_src_sel);
static const struct snd_kcontrol_new soc_mux_main_src_sel =
SOC_DAPM_ENUM("Main Source Select", soc_enum_main_src_sel);
static DECLARE_TLV_DB_SCALE(tlv_src_gain, 0, 100, 0);
static DECLARE_TLV_DB_SCALE(tlv_loudness_atten, -1500, 100, 0);
static const char * const enum_loudness_center_freq[] = {
"Flat", "400 Hz", "800 Hz", "2400 Hz"};
static SOC_ENUM_SINGLE_DECL(soc_enum_loudness_center_freq,
TDA7419_LOUDNESS_REG, TDA7419_LOUDNESS_CENTER_FREQ,
enum_loudness_center_freq);
static const char * const enum_mute_influence[] = {
"Pin and IIC", "IIC"};
static SOC_ENUM_SINGLE_DECL(soc_enum_mute_influence,
TDA7419_MUTE_CLK_REG, TDA7419_MUTE_INFLUENCE, enum_mute_influence);
static const char * const enum_soft_mute_time[] = {
"0.48 ms", "0.96 ms", "123 ms", "123 ms"};
static SOC_ENUM_SINGLE_DECL(soc_enum_soft_mute_time,
TDA7419_MUTE_CLK_REG, TDA7419_SOFT_MUTE_TIME, enum_soft_mute_time);
static const char * const enum_soft_step_time[] = {
"0.160 ms", "0.321 ms", "0.642 ms", "1.28 ms",
"2.56 ms", "5.12 ms", "10.24 ms", "20.48 ms"};
static SOC_ENUM_SINGLE_DECL(soc_enum_soft_step_time,
TDA7419_MUTE_CLK_REG, TDA7419_SOFT_STEP_TIME, enum_soft_step_time);
static DECLARE_TLV_DB_SCALE(tlv_volume, -8000, 100, 1);
static const char * const enum_treble_center_freq[] = {
"10.0 kHz", "12.5 kHz", "15.0 kHz", "17.5 kHz"};
static DECLARE_TLV_DB_SCALE(tlv_filter, -1500, 100, 0);
static SOC_ENUM_SINGLE_DECL(soc_enum_treble_center_freq,
TDA7419_TREBLE_REG, TDA7419_TREBLE_CENTER_FREQ,
enum_treble_center_freq);
static const char * const enum_ref_out_select[] = {
"External Vref (4 V)", "Internal Vref (3.3 V)"};
static SOC_ENUM_SINGLE_DECL(soc_enum_ref_out_select,
TDA7419_TREBLE_REG, TDA7419_REF_OUT_SELECT, enum_ref_out_select);
static const char * const enum_middle_q_factor[] = {
"0.5", "0.75", "1.0", "1.25"};
static SOC_ENUM_SINGLE_DECL(soc_enum_middle_q_factor,
TDA7419_MIDDLE_REG, TDA7419_MIDDLE_Q_FACTOR, enum_middle_q_factor);
static const char * const enum_bass_q_factor[] = {
"1.0", "1.25", "1.5", "2.0"};
static SOC_ENUM_SINGLE_DECL(soc_enum_bass_q_factor,
TDA7419_BASS_REG, TDA7419_BASS_Q_FACTOR, enum_bass_q_factor);
static SOC_ENUM_SINGLE_DECL(soc_enum_second_src_sel,
TDA7419_SECOND_SRC_REG, TDA7419_SECOND_SRC_SEL, enum_src_sel);
static const struct snd_kcontrol_new soc_mux_second_src_sel =
SOC_DAPM_ENUM("Second Source Select", soc_enum_second_src_sel);
static const char * const enum_rear_spkr_src[] = {
"Main", "Second"};
static SOC_ENUM_SINGLE_DECL(soc_enum_rear_spkr_src,
TDA7419_SECOND_SRC_REG, TDA7419_REAR_SPKR_SRC, enum_rear_spkr_src);
static const struct snd_kcontrol_new soc_mux_rear_spkr_src =
SOC_DAPM_ENUM("Rear Speaker Source", soc_enum_rear_spkr_src);
static const char * const enum_sub_cut_off_freq[] = {
"Flat", "80 Hz", "120 Hz", "160 Hz"};
static SOC_ENUM_SINGLE_DECL(soc_enum_sub_cut_off_freq,
TDA7419_SUB_MID_BASS_REG, TDA7419_SUB_CUT_OFF_FREQ,
enum_sub_cut_off_freq);
static const char * const enum_middle_center_freq[] = {
"500 Hz", "1000 Hz", "1500 Hz", "2500 Hz"};
static SOC_ENUM_SINGLE_DECL(soc_enum_middle_center_freq,
TDA7419_SUB_MID_BASS_REG, TDA7419_MIDDLE_CENTER_FREQ,
enum_middle_center_freq);
static const char * const enum_bass_center_freq[] = {
"60 Hz", "80 Hz", "100 Hz", "200 Hz"};
static SOC_ENUM_SINGLE_DECL(soc_enum_bass_center_freq,
TDA7419_SUB_MID_BASS_REG, TDA7419_BASS_CENTER_FREQ,
enum_bass_center_freq);
static const char * const enum_sa_q_factor[] = {
"3.5", "1.75" };
static SOC_ENUM_SINGLE_DECL(soc_enum_sa_q_factor,
TDA7419_SA_CLK_AC_REG, TDA7419_SA_Q_FACTOR, enum_sa_q_factor);
static const char * const enum_reset_mode[] = {
"IIC", "Auto" };
static SOC_ENUM_SINGLE_DECL(soc_enum_reset_mode,
TDA7419_SA_CLK_AC_REG, TDA7419_RESET_MODE, enum_reset_mode);
static const char * const enum_sa_src[] = {
"Bass", "In Gain" };
static SOC_ENUM_SINGLE_DECL(soc_enum_sa_src,
TDA7419_SA_CLK_AC_REG, TDA7419_SA_SOURCE, enum_sa_src);
static const char * const enum_clk_src[] = {
"Internal", "External" };
static SOC_ENUM_SINGLE_DECL(soc_enum_clk_src,
TDA7419_SA_CLK_AC_REG, TDA7419_CLK_SOURCE, enum_clk_src);
static const char * const enum_coupling_mode[] = {
"DC Coupling (without HPF)", "AC Coupling after In Gain",
"DC Coupling (with HPF)", "AC Coupling after Bass" };
static SOC_ENUM_SINGLE_DECL(soc_enum_coupling_mode,
TDA7419_SA_CLK_AC_REG, TDA7419_COUPLING_MODE, enum_coupling_mode);
/* ASoC Controls */
static struct snd_kcontrol_new tda7419_controls[] = {
SOC_SINGLE_TLV("Main Source Capture Volume", TDA7419_MAIN_SRC_REG,
TDA7419_MAIN_SRC_GAIN, 15, 0, tlv_src_gain),
SOC_SINGLE("Main Source AutoZero Switch", TDA7419_MAIN_SRC_REG,
TDA7419_MAIN_SRC_AUTOZERO, 1, 1),
SOC_SINGLE_TLV("Loudness Playback Volume", TDA7419_LOUDNESS_REG,
TDA7419_LOUDNESS_ATTEN, 15, 1, tlv_loudness_atten),
SOC_ENUM("Loudness Center Frequency", soc_enum_loudness_center_freq),
SOC_SINGLE("Loudness High Boost Switch", TDA7419_LOUDNESS_REG,
TDA7419_LOUDNESS_BOOST, 1, 1),
SOC_SINGLE("Loudness Soft Step Switch", TDA7419_LOUDNESS_REG,
TDA7419_LOUDNESS_SOFT_STEP, 1, 1),
SOC_SINGLE("Soft Mute Switch", TDA7419_MUTE_CLK_REG, TDA7419_SOFT_MUTE, 1, 1),
SOC_ENUM("Mute Influence", soc_enum_mute_influence),
SOC_ENUM("Soft Mute Time", soc_enum_soft_mute_time),
SOC_ENUM("Soft Step Time", soc_enum_soft_step_time),
SOC_SINGLE("Clock Fast Mode Switch", TDA7419_MUTE_CLK_REG,
TDA7419_CLK_FAST_MODE, 1, 1),
TDA7419_SINGLE_TLV("Master Playback Volume", TDA7419_VOLUME_REG,
0x7f, -80, 15, 0x10, 0, tlv_volume),
SOC_SINGLE("Volume Soft Step Switch", TDA7419_VOLUME_REG,
TDA7419_VOLUME_SOFT_STEP, 1, 1),
TDA7419_SINGLE_TLV("Treble Playback Volume", TDA7419_TREBLE_REG,
0x1f, -15, 15, 0x10, 1, tlv_filter),
SOC_ENUM("Treble Center Frequency", soc_enum_treble_center_freq),
SOC_ENUM("Reference Output Select", soc_enum_ref_out_select),
TDA7419_SINGLE_TLV("Middle Playback Volume", TDA7419_MIDDLE_REG,
0x1f, -15, 15, 0x10, 1, tlv_filter),
SOC_ENUM("Middle Q Factor", soc_enum_middle_q_factor),
SOC_SINGLE("Middle Soft Step Switch", TDA7419_MIDDLE_REG,
TDA7419_MIDDLE_SOFT_STEP, 1, 1),
TDA7419_SINGLE_TLV("Bass Playback Volume", TDA7419_BASS_REG,
0x1f, -15, 15, 0x10, 1, tlv_filter),
SOC_ENUM("Bass Q Factor", soc_enum_bass_q_factor),
SOC_SINGLE("Bass Soft Step Switch", TDA7419_BASS_REG,
TDA7419_BASS_SOFT_STEP, 1, 1),
SOC_SINGLE_TLV("Second Source Capture Volume", TDA7419_SECOND_SRC_REG,
TDA7419_SECOND_SRC_GAIN, 15, 0, tlv_src_gain),
SOC_ENUM("Subwoofer Cut-off Frequency", soc_enum_sub_cut_off_freq),
SOC_ENUM("Middle Center Frequency", soc_enum_middle_center_freq),
SOC_ENUM("Bass Center Frequency", soc_enum_bass_center_freq),
SOC_SINGLE("Bass DC Mode Switch", TDA7419_SUB_MID_BASS_REG,
TDA7419_BASS_DC_MODE, 1, 1),
SOC_SINGLE("Smoothing Filter Switch", TDA7419_SUB_MID_BASS_REG,
TDA7419_SMOOTHING_FILTER, 1, 1),
TDA7419_DOUBLE_R_TLV("Front Speaker Playback Volume", TDA7419_ATTENUATOR_LF_REG,
TDA7419_ATTENUATOR_RF_REG, 0x7f, -80, 15, 0x10, 0,
tlv_volume),
SOC_SINGLE("Left Front Soft Step Switch", TDA7419_ATTENUATOR_LF_REG,
TDA7419_VOLUME_SOFT_STEP, 1, 1),
SOC_SINGLE("Right Front Soft Step Switch", TDA7419_ATTENUATOR_RF_REG,
TDA7419_VOLUME_SOFT_STEP, 1, 1),
TDA7419_DOUBLE_R_TLV("Rear Speaker Playback Volume", TDA7419_ATTENUATOR_LR_REG,
TDA7419_ATTENUATOR_RR_REG, 0x7f, -80, 15, 0x10, 0,
tlv_volume),
SOC_SINGLE("Left Rear Soft Step Switch", TDA7419_ATTENUATOR_LR_REG,
TDA7419_VOLUME_SOFT_STEP, 1, 1),
SOC_SINGLE("Right Rear Soft Step Switch", TDA7419_ATTENUATOR_RR_REG,
TDA7419_VOLUME_SOFT_STEP, 1, 1),
TDA7419_SINGLE_TLV("Mixing Capture Volume", TDA7419_MIXING_LEVEL_REG,
0x7f, -80, 15, 0x10, 0, tlv_volume),
SOC_SINGLE("Mixing Level Soft Step Switch", TDA7419_MIXING_LEVEL_REG,
TDA7419_VOLUME_SOFT_STEP, 1, 1),
TDA7419_SINGLE_TLV("Subwoofer Playback Volume", TDA7419_ATTENUATOR_SUB_REG,
0x7f, -80, 15, 0x10, 0, tlv_volume),
SOC_SINGLE("Subwoofer Soft Step Switch", TDA7419_ATTENUATOR_SUB_REG,
TDA7419_VOLUME_SOFT_STEP, 1, 1),
SOC_ENUM("Spectrum Analyzer Q Factor", soc_enum_sa_q_factor),
SOC_ENUM("Spectrum Analyzer Reset Mode", soc_enum_reset_mode),
SOC_ENUM("Spectrum Analyzer Source", soc_enum_sa_src),
SOC_SINGLE("Spectrum Analyzer Run Switch", TDA7419_SA_CLK_AC_REG,
TDA7419_SA_RUN, 1, 1),
SOC_SINGLE("Spectrum Analyzer Reset Switch", TDA7419_SA_CLK_AC_REG,
TDA7419_RESET, 1, 1),
SOC_ENUM("Clock Source", soc_enum_clk_src),
SOC_ENUM("Coupling Mode", soc_enum_coupling_mode),
};
static const struct snd_kcontrol_new soc_mixer_lf_output_controls[] = {
SOC_DAPM_SINGLE("Mix to LF Speaker Switch",
TDA7419_MIXING_GAIN_REG,
TDA7419_MIX_LF, 1, 1),
};
static const struct snd_kcontrol_new soc_mixer_rf_output_controls[] = {
SOC_DAPM_SINGLE("Mix to RF Speaker Switch",
TDA7419_MIXING_GAIN_REG,
TDA7419_MIX_RF, 1, 1),
};
static const struct snd_kcontrol_new soc_mix_enable_switch_controls[] = {
SOC_DAPM_SINGLE("Switch", TDA7419_MIXING_GAIN_REG,
TDA7419_MIX_ENABLE, 1, 1),
};
static const struct snd_kcontrol_new soc_sub_enable_switch_controls[] = {
SOC_DAPM_SINGLE("Switch", TDA7419_MIXING_GAIN_REG,
TDA7419_MIX_ENABLE, 1, 1),
};
static const struct snd_soc_dapm_widget tda7419_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("SE3L"),
SND_SOC_DAPM_INPUT("SE3R"),
SND_SOC_DAPM_INPUT("SE2L"),
SND_SOC_DAPM_INPUT("SE2R"),
SND_SOC_DAPM_INPUT("SE1L"),
SND_SOC_DAPM_INPUT("SE1R"),
SND_SOC_DAPM_INPUT("DIFFL"),
SND_SOC_DAPM_INPUT("DIFFR"),
SND_SOC_DAPM_INPUT("MIX"),
SND_SOC_DAPM_MUX("Main Source Select", SND_SOC_NOPM,
0, 0, &soc_mux_main_src_sel),
SND_SOC_DAPM_MUX("Second Source Select", SND_SOC_NOPM,
0, 0, &soc_mux_second_src_sel),
SND_SOC_DAPM_MUX("Rear Speaker Source", SND_SOC_NOPM,
0, 0, &soc_mux_rear_spkr_src),
SND_SOC_DAPM_SWITCH("Mix Enable", SND_SOC_NOPM,
0, 0, &soc_mix_enable_switch_controls[0]),
SND_SOC_DAPM_MIXER_NAMED_CTL("LF Output Mixer", SND_SOC_NOPM,
0, 0, &soc_mixer_lf_output_controls[0],
ARRAY_SIZE(soc_mixer_lf_output_controls)),
SND_SOC_DAPM_MIXER_NAMED_CTL("RF Output Mixer", SND_SOC_NOPM,
0, 0, &soc_mixer_rf_output_controls[0],
ARRAY_SIZE(soc_mixer_rf_output_controls)),
SND_SOC_DAPM_SWITCH("Subwoofer Enable",
SND_SOC_NOPM, 0, 0,
&soc_sub_enable_switch_controls[0]),
SND_SOC_DAPM_OUTPUT("OUTLF"),
SND_SOC_DAPM_OUTPUT("OUTRF"),
SND_SOC_DAPM_OUTPUT("OUTLR"),
SND_SOC_DAPM_OUTPUT("OUTRR"),
SND_SOC_DAPM_OUTPUT("OUTSW"),
};
static const struct snd_soc_dapm_route tda7419_dapm_routes[] = {
{"Main Source Select", "SE3", "SE3L"},
{"Main Source Select", "SE3", "SE3R"},
{"Main Source Select", "SE2", "SE2L"},
{"Main Source Select", "SE2", "SE2R"},
{"Main Source Select", "SE1", "SE1L"},
{"Main Source Select", "SE1", "SE1R"},
{"Main Source Select", "SE", "DIFFL"},
{"Main Source Select", "SE", "DIFFR"},
{"Main Source Select", "QD", "DIFFL"},
{"Main Source Select", "QD", "DIFFR"},
{"Second Source Select", "SE3", "SE3L"},
{"Second Source Select", "SE3", "SE3R"},
{"Second Source Select", "SE2", "SE2L"},
{"Second Source Select", "SE2", "SE2R"},
{"Second Source Select", "SE1", "SE1L"},
{"Second Source Select", "SE1", "SE1R"},
{"Second Source Select", "SE", "DIFFL"},
{"Second Source Select", "SE", "DIFFR"},
{"Second Source Select", "QD", "DIFFL"},
{"Second Source Select", "QD", "DIFFR"},
{"Rear Speaker Source", "Main", "Main Source Select"},
{"Rear Speaker Source", "Second", "Second Source Select"},
{"Subwoofer Enable", "Switch", "Main Source Select"},
{"Mix Enable", "Switch", "MIX"},
{"LF Output Mixer", NULL, "Main Source Select"},
{"LF Output Mixer", "Mix to LF Speaker Switch", "Mix Enable"},
{"RF Output Mixer", NULL, "Main Source Select"},
{"RF Output Mixer", "Mix to RF Speaker Switch", "Mix Enable"},
{"OUTLF", NULL, "LF Output Mixer"},
{"OUTRF", NULL, "RF Output Mixer"},
{"OUTLR", NULL, "Rear Speaker Source"},
{"OUTRR", NULL, "Rear Speaker Source"},
{"OUTSW", NULL, "Subwoofer Enable"},
};
static const struct snd_soc_component_driver tda7419_component_driver = {
.name = "tda7419",
.controls = tda7419_controls,
.num_controls = ARRAY_SIZE(tda7419_controls),
.dapm_widgets = tda7419_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(tda7419_dapm_widgets),
.dapm_routes = tda7419_dapm_routes,
.num_dapm_routes = ARRAY_SIZE(tda7419_dapm_routes),
};
static int tda7419_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct tda7419_data *tda7419;
int i, ret;
tda7419 = devm_kzalloc(&i2c->dev,
sizeof(struct tda7419_data),
GFP_KERNEL);
if (tda7419 == NULL)
return -ENOMEM;
i2c_set_clientdata(i2c, tda7419);
tda7419->regmap = devm_regmap_init_i2c(i2c, &tda7419_regmap_config);
if (IS_ERR(tda7419->regmap)) {
ret = PTR_ERR(tda7419->regmap);
dev_err(&i2c->dev, "error initializing regmap: %d\n",
ret);
return ret;
}
/*
* Reset registers to power-on defaults. The part does not provide a
* soft-reset function and the registers are not readable. This ensures
* that the cache matches register contents even if the registers have
* been previously initialized and not power cycled before probe.
*/
for (i = 0; i < ARRAY_SIZE(tda7419_regmap_defaults); i++)
regmap_write(tda7419->regmap,
tda7419_regmap_defaults[i].reg,
tda7419_regmap_defaults[i].def);
ret = devm_snd_soc_register_component(&i2c->dev,
&tda7419_component_driver, NULL, 0);
if (ret < 0) {
dev_err(&i2c->dev, "error registering component: %d\n",
ret);
}
return ret;
}
static const struct i2c_device_id tda7419_i2c_id[] = {
{ "tda7419", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, tda7419_i2c_id);
static const struct of_device_id tda7419_of_match[] = {
{ .compatible = "st,tda7419" },
{ },
};
static struct i2c_driver tda7419_driver = {
.driver = {
.name = "tda7419",
.of_match_table = tda7419_of_match,
},
.probe = tda7419_probe,
.id_table = tda7419_i2c_id,
};
module_i2c_driver(tda7419_driver);
MODULE_AUTHOR("Matt Porter <mporter@konsulko.com>");
MODULE_DESCRIPTION("TDA7419 audio processor driver");
MODULE_LICENSE("GPL");
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