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M7350/kernel/sound/soc/msm/msm8930.c

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M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only 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/clk.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/mfd/pm8xxx/spk.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/pcm.h>
#include <sound/jack.h>
#include <asm/mach-types.h>
#include <mach/socinfo.h>
#include "msm-pcm-routing.h"
#include "../codecs/wcd9304.h"
/* 8930 machine driver */
#define MSM8930_SPK_ON 1
#define MSM8930_SPK_OFF 0
#define BTSCO_RATE_8KHZ 8000
#define BTSCO_RATE_16KHZ 16000
#define SPK_AMP_POS 0x1
#define SPK_AMP_NEG 0x2
#define SPKR_BOOST_GPIO 15
#define LEFT_SPKR_AMPL_GPIO 15
#define DEFAULT_PMIC_SPK_GAIN 0x0D
#define SITAR_EXT_CLK_RATE 12288000
#define SITAR_MBHC_DEF_BUTTONS 8
#define SITAR_MBHC_DEF_RLOADS 5
#define GPIO_AUX_PCM_DOUT 63
#define GPIO_AUX_PCM_DIN 64
#define GPIO_AUX_PCM_SYNC 65
#define GPIO_AUX_PCM_CLK 66
static int msm8930_spk_control;
static int msm8930_slim_0_rx_ch = 1;
static int msm8930_slim_0_tx_ch = 1;
static int msm8930_pmic_spk_gain = DEFAULT_PMIC_SPK_GAIN;
static int msm8930_ext_spk_pamp;
static int msm8930_btsco_rate = BTSCO_RATE_8KHZ;
static int msm8930_btsco_ch = 1;
static int hdmi_rate_variable;
static struct clk *codec_clk;
static int clk_users;
static int msm8930_headset_gpios_configured;
static struct mutex cdc_mclk_mutex;
static struct snd_soc_jack hs_jack;
static struct snd_soc_jack button_jack;
static atomic_t auxpcm_rsc_ref;
static int msm8930_enable_codec_ext_clk(
struct snd_soc_codec *codec, int enable,
bool dapm);
static struct sitar_mbhc_config mbhc_cfg = {
.headset_jack = &hs_jack,
.button_jack = &button_jack,
.read_fw_bin = false,
.calibration = NULL,
.micbias = SITAR_MICBIAS2,
.mclk_cb_fn = msm8930_enable_codec_ext_clk,
.mclk_rate = SITAR_EXT_CLK_RATE,
.gpio = 0,
.gpio_irq = 0,
.gpio_level_insert = 1,
};
static void msm8930_ext_control(struct snd_soc_codec *codec)
{
struct snd_soc_dapm_context *dapm = &codec->dapm;
pr_debug("%s: msm8930_spk_control = %d", __func__, msm8930_spk_control);
if (msm8930_spk_control == MSM8930_SPK_ON) {
snd_soc_dapm_enable_pin(dapm, "Ext Spk Left Pos");
snd_soc_dapm_enable_pin(dapm, "Ext Spk left Neg");
} else {
snd_soc_dapm_disable_pin(dapm, "Ext Spk Left Pos");
snd_soc_dapm_disable_pin(dapm, "Ext Spk Left Neg");
}
snd_soc_dapm_sync(dapm);
}
static int msm8930_get_spk(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
pr_debug("%s: msm8930_spk_control = %d", __func__, msm8930_spk_control);
ucontrol->value.integer.value[0] = msm8930_spk_control;
return 0;
}
static int msm8930_set_spk(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
pr_debug("%s()\n", __func__);
if (msm8930_spk_control == ucontrol->value.integer.value[0])
return 0;
msm8930_spk_control = ucontrol->value.integer.value[0];
msm8930_ext_control(codec);
return 1;
}
static int msm8930_cfg_spkr_gpio(int gpio,
int enable, const char *gpio_label)
{
int ret = 0;
pr_debug("%s: Configure %s GPIO %u",
__func__, gpio_label, gpio);
ret = gpio_request(gpio, gpio_label);
if (ret)
return ret;
pr_debug("%s: Enable %s gpio %u\n",
__func__, gpio_label, gpio);
gpio_direction_output(gpio, enable);
return ret;
}
static void msm8960_ext_spk_power_amp_on(u32 spk)
{
int ret = 0;
if (spk & (SPK_AMP_POS | SPK_AMP_NEG)) {
if ((msm8930_ext_spk_pamp & SPK_AMP_POS) &&
(msm8930_ext_spk_pamp & SPK_AMP_NEG)) {
pr_debug("%s() External Bottom Speaker Ampl already "
"turned on. spk = 0x%08x\n", __func__, spk);
return;
}
msm8930_ext_spk_pamp |= spk;
if ((msm8930_ext_spk_pamp & SPK_AMP_POS) &&
(msm8930_ext_spk_pamp & SPK_AMP_NEG)) {
if (socinfo_get_pmic_model() == PMIC_MODEL_PM8917) {
ret = msm8930_cfg_spkr_gpio(
LEFT_SPKR_AMPL_GPIO,
1, "LEFT_SPKR_AMPL");
if (ret) {
pr_err("%s: Failed to config ampl gpio %u\n",
__func__, LEFT_SPKR_AMPL_GPIO);
return;
}
} else {
/*
* 8930 CDP does not have a 5V speaker boost,
* hence the GPIO enable for speaker boost is
* only required for platforms other than CDP
*/
if (!machine_is_msm8930_cdp()) {
ret = msm8930_cfg_spkr_gpio(
SPKR_BOOST_GPIO, 1, "SPKR_BOOST");
if (ret) {
pr_err("%s: Failure: spkr boost gpio %u\n",
__func__, SPKR_BOOST_GPIO);
return;
}
}
pm8xxx_spk_enable(MSM8930_SPK_ON);
}
pr_debug("%s: sleeping 10 ms after turning on external "
" Left Speaker Ampl\n", __func__);
usleep_range(10000, 10000);
}
} else {
pr_err("%s: ERROR : Invalid External Speaker Ampl. spk = 0x%08x\n",
__func__, spk);
return;
}
}
static void msm8960_ext_spk_power_amp_off(u32 spk)
{
if (spk & (SPK_AMP_POS | SPK_AMP_NEG)) {
if (!msm8930_ext_spk_pamp)
return;
if (socinfo_get_pmic_model() == PMIC_MODEL_PM8917) {
gpio_free(LEFT_SPKR_AMPL_GPIO);
msm8930_ext_spk_pamp = 0;
return;
}
if (!machine_is_msm8930_cdp()) {
pr_debug("%s: Free speaker boost gpio %u\n",
__func__, SPKR_BOOST_GPIO);
gpio_direction_output(SPKR_BOOST_GPIO, 0);
gpio_free(SPKR_BOOST_GPIO);
}
pm8xxx_spk_enable(MSM8930_SPK_OFF);
msm8930_ext_spk_pamp = 0;
pr_debug("%s: slepping 10 ms after turning on external "
" Left Speaker Ampl\n", __func__);
usleep_range(10000, 10000);
} else {
pr_err("%s: ERROR : Invalid External Speaker Ampl. spk = 0x%08x\n",
__func__, spk);
return;
}
}
static int msm8930_spkramp_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
pr_debug("%s() %x\n", __func__, SND_SOC_DAPM_EVENT_ON(event));
if (SND_SOC_DAPM_EVENT_ON(event)) {
if (!strncmp(w->name, "Ext Spk Left Pos", 17))
msm8960_ext_spk_power_amp_on(SPK_AMP_POS);
else if (!strncmp(w->name, "Ext Spk Left Neg", 17))
msm8960_ext_spk_power_amp_on(SPK_AMP_NEG);
else {
pr_err("%s() Invalid Speaker Widget = %s\n",
__func__, w->name);
return -EINVAL;
}
} else {
if (!strncmp(w->name, "Ext Spk Left Pos", 17))
msm8960_ext_spk_power_amp_off(SPK_AMP_POS);
else if (!strncmp(w->name, "Ext Spk Left Neg", 17))
msm8960_ext_spk_power_amp_off(SPK_AMP_NEG);
else {
pr_err("%s() Invalid Speaker Widget = %s\n",
__func__, w->name);
return -EINVAL;
}
}
return 0;
}
static int msm8930_enable_codec_ext_clk(
struct snd_soc_codec *codec, int enable,
bool dapm)
{
int r = 0;
pr_debug("%s: enable = %d\n", __func__, enable);
mutex_lock(&cdc_mclk_mutex);
if (enable) {
clk_users++;
pr_debug("%s: clk_users = %d\n", __func__, clk_users);
if (clk_users == 1) {
if (codec_clk) {
clk_set_rate(codec_clk, SITAR_EXT_CLK_RATE);
clk_prepare_enable(codec_clk);
sitar_mclk_enable(codec, 1, dapm);
} else {
pr_err("%s: Error setting Sitar MCLK\n",
__func__);
clk_users--;
r = -EINVAL;
}
}
} else {
if (clk_users > 0) {
clk_users--;
pr_debug("%s: clk_users = %d\n", __func__, clk_users);
if (clk_users == 0) {
pr_debug("%s: disabling MCLK. clk_users = %d\n",
__func__, clk_users);
sitar_mclk_enable(codec, 0, dapm);
clk_disable_unprepare(codec_clk);
}
} else {
pr_err("%s: Error releasing Sitar MCLK\n", __func__);
r = -EINVAL;
}
}
mutex_unlock(&cdc_mclk_mutex);
return r;
}
static int msm8930_mclk_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
pr_debug("%s: event = %d\n", __func__, event);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
return msm8930_enable_codec_ext_clk(w->codec, 1, true);
case SND_SOC_DAPM_POST_PMD:
return msm8930_enable_codec_ext_clk(w->codec, 0, true);
}
return 0;
}
static const struct snd_soc_dapm_widget msm8930_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("MCLK", SND_SOC_NOPM, 0, 0,
msm8930_mclk_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SPK("Ext Spk Left Pos", msm8930_spkramp_event),
SND_SOC_DAPM_SPK("Ext Spk Left Neg", msm8930_spkramp_event),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
SND_SOC_DAPM_MIC("Digital Mic1", NULL),
SND_SOC_DAPM_MIC("ANCRight Headset Mic", NULL),
SND_SOC_DAPM_MIC("ANCLeft Headset Mic", NULL),
SND_SOC_DAPM_MIC("Digital Mic1", NULL),
SND_SOC_DAPM_MIC("Digital Mic2", NULL),
SND_SOC_DAPM_MIC("Digital Mic3", NULL),
SND_SOC_DAPM_MIC("Digital Mic4", NULL),
};
static const struct snd_soc_dapm_route common_audio_map[] = {
{"RX_BIAS", NULL, "MCLK"},
{"LDO_H", NULL, "MCLK"},
{"MIC BIAS1 Internal1", NULL, "MCLK"},
{"MIC BIAS2 Internal1", NULL, "MCLK"},
/* Speaker path */
{"Ext Spk Left Pos", NULL, "LINEOUT1"},
{"Ext Spk Left Neg", NULL, "LINEOUT2"},
/* Headset Mic */
{"AMIC2", NULL, "MIC BIAS2 External"},
{"MIC BIAS2 External", NULL, "Headset Mic"},
/* Microphone path */
{"AMIC1", NULL, "MIC BIAS2 External"},
{"MIC BIAS2 External", NULL, "ANCLeft Headset Mic"},
{"AMIC3", NULL, "MIC BIAS2 External"},
{"MIC BIAS2 External", NULL, "ANCRight Headset Mic"},
{"HEADPHONE", NULL, "LDO_H"},
/**
* The digital Mic routes are setup considering
* fluid as default device.
*/
/**
* Digital Mic1. Front Bottom left Mic on Fluid and MTP.
* Digital Mic GM5 on CDP mainboard.
* Conncted to DMIC1 Input on Sitar codec.
*/
{"DMIC1", NULL, "MIC BIAS1 External"},
{"MIC BIAS1 External", NULL, "Digital Mic1"},
/**
* Digital Mic2. Back top MIC on Fluid.
* Digital Mic GM6 on CDP mainboard.
* Conncted to DMIC2 Input on Sitar codec.
*/
{"DMIC2", NULL, "MIC BIAS1 External"},
{"MIC BIAS1 External", NULL, "Digital Mic2"},
/**
* Digital Mic3. Back Bottom Digital Mic on Fluid.
* Digital Mic GM1 on CDP mainboard.
* Conncted to DMIC4 Input on Sitar codec.
*/
{"DMIC3", NULL, "MIC BIAS1 External"},
{"MIC BIAS1 External", NULL, "Digital Mic3"},
/**
* Digital Mic4. Back top Digital Mic on Fluid.
* Digital Mic GM2 on CDP mainboard.
* Conncted to DMIC3 Input on Sitar codec.
*/
{"DMIC4", NULL, "MIC BIAS1 External"},
{"MIC BIAS1 External", NULL, "Digital Mic4"},
};
static const char *spk_function[] = {"Off", "On"};
static const char *slim0_rx_ch_text[] = {"One", "Two"};
static const char *slim0_tx_ch_text[] = {"One", "Two", "Three", "Four"};
static const char * const hdmi_rate[] = {"Default", "Variable"};
static const struct soc_enum msm8930_enum[] = {
SOC_ENUM_SINGLE_EXT(2, spk_function),
SOC_ENUM_SINGLE_EXT(2, slim0_rx_ch_text),
SOC_ENUM_SINGLE_EXT(4, slim0_tx_ch_text),
SOC_ENUM_SINGLE_EXT(2, hdmi_rate),
};
static const char *btsco_rate_text[] = {"8000", "16000"};
static const struct soc_enum msm8930_btsco_enum[] = {
SOC_ENUM_SINGLE_EXT(2, btsco_rate_text),
};
static int msm8930_slim_0_rx_ch_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
pr_debug("%s: msm8930_slim_0_rx_ch = %d\n", __func__,
msm8930_slim_0_rx_ch);
ucontrol->value.integer.value[0] = msm8930_slim_0_rx_ch - 1;
return 0;
}
static int msm8930_slim_0_rx_ch_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
msm8930_slim_0_rx_ch = ucontrol->value.integer.value[0] + 1;
pr_debug("%s: msm8930_slim_0_rx_ch = %d\n", __func__,
msm8930_slim_0_rx_ch);
return 1;
}
static int msm8930_slim_0_tx_ch_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
pr_debug("%s: msm8930_slim_0_tx_ch = %d\n", __func__,
msm8930_slim_0_tx_ch);
ucontrol->value.integer.value[0] = msm8930_slim_0_tx_ch - 1;
return 0;
}
static int msm8930_slim_0_tx_ch_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
msm8930_slim_0_tx_ch = ucontrol->value.integer.value[0] + 1;
pr_debug("%s: msm8930_slim_0_tx_ch = %d\n", __func__,
msm8930_slim_0_tx_ch);
return 1;
}
static int msm8930_btsco_rate_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
pr_debug("%s: msm8930_btsco_rate = %d", __func__, msm8930_btsco_rate);
ucontrol->value.integer.value[0] = msm8930_btsco_rate;
return 0;
}
static int msm8930_btsco_rate_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
switch (ucontrol->value.integer.value[0]) {
case 8000:
msm8930_btsco_rate = BTSCO_RATE_8KHZ;
break;
case 16000:
msm8930_btsco_rate = BTSCO_RATE_16KHZ;
break;
default:
msm8930_btsco_rate = BTSCO_RATE_8KHZ;
break;
}
pr_debug("%s: msm8930_btsco_rate = %d\n", __func__, msm8930_btsco_rate);
return 0;
}
static const char *pmic_spk_gain_text[] = {
"NEG_6_DB", "NEG_4_DB", "NEG_2_DB", "ZERO_DB", "POS_2_DB", "POS_4_DB",
"POS_6_DB", "POS_8_DB", "POS_10_DB", "POS_12_DB", "POS_14_DB",
"POS_16_DB", "POS_18_DB", "POS_20_DB", "POS_22_DB", "POS_24_DB"
};
static const struct soc_enum msm8960_pmic_spk_gain_enum[] = {
SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(pmic_spk_gain_text),
pmic_spk_gain_text),
};
static int msm8930_pmic_gain_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
pr_debug("%s: msm8930_pmic_spk_gain = %d\n", __func__,
msm8930_pmic_spk_gain);
ucontrol->value.integer.value[0] = msm8930_pmic_spk_gain;
return 0;
}
static int msm8930_pmic_gain_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int ret = 0;
msm8930_pmic_spk_gain = ucontrol->value.integer.value[0];
if (socinfo_get_pmic_model() != PMIC_MODEL_PM8917)
ret = pm8xxx_spk_gain(msm8930_pmic_spk_gain);
pr_debug("%s: msm8930_pmic_spk_gain = %d"
" ucontrol->value.integer.value[0] = %d\n", __func__,
msm8930_pmic_spk_gain,
(int) ucontrol->value.integer.value[0]);
return ret;
}
static int msm8930_hdmi_rate_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
hdmi_rate_variable = ucontrol->value.integer.value[0];
pr_debug("%s: hdmi_rate_variable = %d\n", __func__, hdmi_rate_variable);
return 0;
}
static int msm8930_hdmi_rate_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
ucontrol->value.integer.value[0] = hdmi_rate_variable;
return 0;
}
static const struct snd_kcontrol_new sitar_msm8930_controls[] = {
SOC_ENUM_EXT("Speaker Function", msm8930_enum[0], msm8930_get_spk,
msm8930_set_spk),
SOC_ENUM_EXT("SLIM_0_RX Channels", msm8930_enum[1],
msm8930_slim_0_rx_ch_get, msm8930_slim_0_rx_ch_put),
SOC_ENUM_EXT("SLIM_0_TX Channels", msm8930_enum[2],
msm8930_slim_0_tx_ch_get, msm8930_slim_0_tx_ch_put),
SOC_ENUM_EXT("PMIC SPK Gain", msm8960_pmic_spk_gain_enum[0],
msm8930_pmic_gain_get, msm8930_pmic_gain_put),
SOC_ENUM_EXT("Internal BTSCO SampleRate", msm8930_btsco_enum[0],
msm8930_btsco_rate_get, msm8930_btsco_rate_put),
SOC_ENUM_EXT("HDMI RX Rate", msm8930_enum[3],
msm8930_hdmi_rate_get,
msm8930_hdmi_rate_put),
};
static void *def_sitar_mbhc_cal(void)
{
void *sitar_cal;
struct sitar_mbhc_btn_detect_cfg *btn_cfg;
u16 *btn_low, *btn_high;
u8 *n_ready, *n_cic, *gain;
sitar_cal = kzalloc(SITAR_MBHC_CAL_SIZE(SITAR_MBHC_DEF_BUTTONS,
SITAR_MBHC_DEF_RLOADS),
GFP_KERNEL);
if (!sitar_cal) {
pr_err("%s: out of memory\n", __func__);
return NULL;
}
#define S(X, Y) ((SITAR_MBHC_CAL_GENERAL_PTR(sitar_cal)->X) = (Y))
S(t_ldoh, 100);
S(t_bg_fast_settle, 100);
S(t_shutdown_plug_rem, 255);
S(mbhc_nsa, 4);
S(mbhc_navg, 4);
#undef S
#define S(X, Y) ((SITAR_MBHC_CAL_PLUG_DET_PTR(sitar_cal)->X) = (Y))
S(mic_current, SITAR_PID_MIC_5_UA);
S(hph_current, SITAR_PID_MIC_5_UA);
S(t_mic_pid, 100);
S(t_ins_complete, 250);
S(t_ins_retry, 200);
#undef S
#define S(X, Y) ((SITAR_MBHC_CAL_PLUG_TYPE_PTR(sitar_cal)->X) = (Y))
S(v_no_mic, 30);
S(v_hs_max, 1650);
#undef S
#define S(X, Y) ((SITAR_MBHC_CAL_BTN_DET_PTR(sitar_cal)->X) = (Y))
S(c[0], 62);
S(c[1], 124);
S(nc, 1);
S(n_meas, 3);
S(mbhc_nsc, 11);
S(n_btn_meas, 1);
S(n_btn_con, 2);
S(num_btn, SITAR_MBHC_DEF_BUTTONS);
S(v_btn_press_delta_sta, 100);
S(v_btn_press_delta_cic, 50);
#undef S
btn_cfg = SITAR_MBHC_CAL_BTN_DET_PTR(sitar_cal);
btn_low = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_V_BTN_LOW);
btn_high = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_V_BTN_HIGH);
btn_low[0] = -50;
btn_high[0] = 10;
btn_low[1] = 11;
btn_high[1] = 38;
btn_low[2] = 39;
btn_high[2] = 64;
btn_low[3] = 65;
btn_high[3] = 91;
btn_low[4] = 92;
btn_high[4] = 115;
btn_low[5] = 116;
btn_high[5] = 141;
btn_low[6] = 142;
btn_high[6] = 163;
btn_low[7] = 164;
btn_high[7] = 250;
n_ready = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_N_READY);
n_ready[0] = 48;
n_ready[1] = 38;
n_cic = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_N_CIC);
n_cic[0] = 60;
n_cic[1] = 47;
gain = sitar_mbhc_cal_btn_det_mp(btn_cfg, SITAR_BTN_DET_GAIN);
gain[0] = 11;
gain[1] = 9;
return sitar_cal;
}
static int msm8930_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
int ret = 0;
unsigned int rx_ch[SLIM_MAX_RX_PORTS], tx_ch[SLIM_MAX_TX_PORTS];
unsigned int rx_ch_cnt = 0, tx_ch_cnt = 0;
pr_debug("%s: ch=%d\n", __func__,
msm8930_slim_0_rx_ch);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
ret = snd_soc_dai_get_channel_map(codec_dai,
&tx_ch_cnt, tx_ch, &rx_ch_cnt , rx_ch);
if (ret < 0) {
pr_err("%s: failed to get codec chan map\n", __func__);
goto end;
}
ret = snd_soc_dai_set_channel_map(cpu_dai, 0, 0,
msm8930_slim_0_rx_ch, rx_ch);
if (ret < 0) {
pr_err("%s: failed to set cpu chan map\n", __func__);
goto end;
}
} else {
ret = snd_soc_dai_get_channel_map(codec_dai,
&tx_ch_cnt, tx_ch, &rx_ch_cnt , rx_ch);
if (ret < 0) {
pr_err("%s: failed to get codec chan map\n", __func__);
goto end;
}
ret = snd_soc_dai_set_channel_map(cpu_dai,
msm8930_slim_0_tx_ch, tx_ch, 0 , 0);
if (ret < 0) {
pr_err("%s: failed to set cpu chan map\n", __func__);
goto end;
}
}
end:
return ret;
}
static int msm8930_audrx_init(struct snd_soc_pcm_runtime *rtd)
{
int err;
struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_dapm_context *dapm = &codec->dapm;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
/* Tabla SLIMBUS configuration
* RX1, RX2, RX3, RX4, RX5
* TX1, TX2, TX3, TX4, TX5
*/
unsigned int rx_ch[SITAR_RX_MAX] = {138, 139, 140, 141, 142};
unsigned int tx_ch[SITAR_TX_MAX] = {128, 129, 130, 131, 132};
pr_debug("%s()\n", __func__);
snd_soc_dapm_new_controls(dapm, msm8930_dapm_widgets,
ARRAY_SIZE(msm8930_dapm_widgets));
snd_soc_dapm_add_routes(dapm, common_audio_map,
ARRAY_SIZE(common_audio_map));
snd_soc_dapm_enable_pin(dapm, "Ext Spk Left Pos");
snd_soc_dapm_enable_pin(dapm, "Ext Spk Left Neg");
snd_soc_dapm_sync(dapm);
err = snd_soc_jack_new(codec, "Headset Jack",
(SND_JACK_HEADSET | SND_JACK_OC_HPHL | SND_JACK_OC_HPHR),
&hs_jack);
if (err) {
pr_err("failed to create new jack\n");
return err;
}
err = snd_soc_jack_new(codec, "Button Jack",
SITAR_JACK_BUTTON_MASK, &button_jack);
if (err) {
pr_err("failed to create new jack\n");
return err;
}
codec_clk = clk_get(cpu_dai->dev, "osr_clk");
snd_soc_dai_set_channel_map(codec_dai, ARRAY_SIZE(tx_ch),
tx_ch, ARRAY_SIZE(rx_ch), rx_ch);
mbhc_cfg.gpio = 37;
mbhc_cfg.gpio_irq = gpio_to_irq(mbhc_cfg.gpio);
sitar_hs_detect(codec, &mbhc_cfg);
if (socinfo_get_pmic_model() != PMIC_MODEL_PM8917) {
/* Initialize default PMIC speaker gain */
pm8xxx_spk_gain(DEFAULT_PMIC_SPK_GAIN);
}
return 0;
}
static int msm8930_slim_0_rx_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
pr_debug("%s()\n", __func__);
rate->min = rate->max = 48000;
channels->min = channels->max = msm8930_slim_0_rx_ch;
return 0;
}
static int msm8930_slim_0_tx_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
pr_debug("%s()\n", __func__);
rate->min = rate->max = 48000;
channels->min = channels->max = msm8930_slim_0_tx_ch;
return 0;
}
static int msm8930_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
pr_debug("%s()\n", __func__);
rate->min = rate->max = 48000;
return 0;
}
static int msm8930_hdmi_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
if (!hdmi_rate_variable)
rate->min = rate->max = 48000;
channels->min = channels->max = 2;
return 0;
}
static int msm8930_btsco_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
rate->min = rate->max = msm8930_btsco_rate;
channels->min = channels->max = msm8930_btsco_ch;
return 0;
}
static int msm8930_auxpcm_be_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
/* PCM only supports mono output with 8khz sample rate */
rate->min = rate->max = 8000;
channels->min = channels->max = 1;
return 0;
}
static int msm8930_proxy_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
pr_debug("%s()\n", __func__);
rate->min = rate->max = 48000;
return 0;
}
static int msm8930_aux_pcm_get_gpios(void)
{
int ret = 0;
pr_debug("%s\n", __func__);
ret = gpio_request(GPIO_AUX_PCM_DOUT, "AUX PCM DOUT");
if (ret < 0) {
pr_err("%s: Failed to request gpio(%d): AUX PCM DOUT",
__func__, GPIO_AUX_PCM_DOUT);
goto fail_dout;
}
ret = gpio_request(GPIO_AUX_PCM_DIN, "AUX PCM DIN");
if (ret < 0) {
pr_err("%s: Failed to request gpio(%d): AUX PCM DIN",
__func__, GPIO_AUX_PCM_DIN);
goto fail_din;
}
ret = gpio_request(GPIO_AUX_PCM_SYNC, "AUX PCM SYNC");
if (ret < 0) {
pr_err("%s: Failed to request gpio(%d): AUX PCM SYNC",
__func__, GPIO_AUX_PCM_SYNC);
goto fail_sync;
}
ret = gpio_request(GPIO_AUX_PCM_CLK, "AUX PCM CLK");
if (ret < 0) {
pr_err("%s: Failed to request gpio(%d): AUX PCM CLK",
__func__, GPIO_AUX_PCM_CLK);
goto fail_clk;
}
return 0;
fail_clk:
gpio_free(GPIO_AUX_PCM_SYNC);
fail_sync:
gpio_free(GPIO_AUX_PCM_DIN);
fail_din:
gpio_free(GPIO_AUX_PCM_DOUT);
fail_dout:
return ret;
}
static int msm8930_aux_pcm_free_gpios(void)
{
gpio_free(GPIO_AUX_PCM_DIN);
gpio_free(GPIO_AUX_PCM_DOUT);
gpio_free(GPIO_AUX_PCM_SYNC);
gpio_free(GPIO_AUX_PCM_CLK);
return 0;
}
static int msm8930_startup(struct snd_pcm_substream *substream)
{
pr_debug("%s(): substream = %s stream = %d\n", __func__,
substream->name, substream->stream);
return 0;
}
static int msm8930_auxpcm_startup(struct snd_pcm_substream *substream)
{
int ret = 0;
pr_debug("%s(): substream = %s, auxpcm_rsc_ref counter = %d\n",
__func__, substream->name, atomic_read(&auxpcm_rsc_ref));
if (atomic_inc_return(&auxpcm_rsc_ref) == 1)
ret = msm8930_aux_pcm_get_gpios();
if (ret < 0) {
pr_err("%s: Aux PCM GPIO request failed\n", __func__);
return -EINVAL;
}
return 0;
}
static void msm8930_auxpcm_shutdown(struct snd_pcm_substream *substream)
{
pr_debug("%s(): substream = %s, auxpcm_rsc_ref counter = %d\n",
__func__, substream->name, atomic_read(&auxpcm_rsc_ref));
if (atomic_dec_return(&auxpcm_rsc_ref) == 0)
msm8930_aux_pcm_free_gpios();
}
static void msm8930_shutdown(struct snd_pcm_substream *substream)
{
pr_debug("%s(): substream = %s stream = %d\n", __func__,
substream->name, substream->stream);
}
static struct snd_soc_ops msm8930_be_ops = {
.startup = msm8930_startup,
.hw_params = msm8930_hw_params,
.shutdown = msm8930_shutdown,
};
static struct snd_soc_ops msm8930_auxpcm_be_ops = {
.startup = msm8930_auxpcm_startup,
.shutdown = msm8930_auxpcm_shutdown,
};
/* Digital audio interface glue - connects codec <---> CPU */
static struct snd_soc_dai_link msm8930_dai[] = {
/* FrontEnd DAI Links */
{
.name = "MSM8930 Media1",
.stream_name = "MultiMedia1",
.cpu_dai_name = "MultiMedia1",
.platform_name = "msm-pcm-dsp",
.dynamic = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
.be_id = MSM_FRONTEND_DAI_MULTIMEDIA1
},
{
.name = "MSM8930 Media2",
.stream_name = "MultiMedia2",
.cpu_dai_name = "MultiMedia2",
.platform_name = "msm-multi-ch-pcm-dsp",
.dynamic = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
.be_id = MSM_FRONTEND_DAI_MULTIMEDIA2,
},
{
.name = "Circuit-Switch Voice",
.stream_name = "CS-Voice",
.cpu_dai_name = "CS-VOICE",
.platform_name = "msm-pcm-voice",
.dynamic = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.be_id = MSM_FRONTEND_DAI_CS_VOICE,
.no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
},
{
.name = "MSM VoIP",
.stream_name = "VoIP",
.cpu_dai_name = "VoIP",
.platform_name = "msm-voip-dsp",
.dynamic = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
.be_id = MSM_FRONTEND_DAI_VOIP,
},
{
.name = "MSM8930 LPA",
.stream_name = "LPA",
.cpu_dai_name = "MultiMedia3",
.platform_name = "msm-pcm-lpa",
.dynamic = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
.be_id = MSM_FRONTEND_DAI_MULTIMEDIA3,
},
/* Hostless PMC purpose */
{
.name = "SLIMBUS_0 Hostless",
.stream_name = "SLIMBUS_0 Hostless",
.cpu_dai_name = "SLIMBUS0_HOSTLESS",
.platform_name = "msm-pcm-hostless",
.dynamic = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
/* .be_id = do not care */
},
{
.name = "INT_FM Hostless",
.stream_name = "INT_FM Hostless",
.cpu_dai_name = "INT_FM_HOSTLESS",
.platform_name = "msm-pcm-hostless",
.dynamic = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
/* .be_id = do not care */
},
{
.name = "MSM AFE-PCM RX",
.stream_name = "AFE-PROXY RX",
.cpu_dai_name = "msm-dai-q6.241",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-rx",
.platform_name = "msm-pcm-afe",
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
},
{
.name = "MSM AFE-PCM TX",
.stream_name = "AFE-PROXY TX",
.cpu_dai_name = "msm-dai-q6.240",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-tx",
.platform_name = "msm-pcm-afe",
.ignore_suspend = 1,
},
{
.name = "MSM8930 Compr",
.stream_name = "COMPR",
.cpu_dai_name = "MultiMedia4",
.platform_name = "msm-compr-dsp",
.dynamic = 1,
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
.be_id = MSM_FRONTEND_DAI_MULTIMEDIA4,
},
{
.name = "AUXPCM Hostless",
.stream_name = "AUXPCM Hostless",
.cpu_dai_name = "AUXPCM_HOSTLESS",
.platform_name = "msm-pcm-hostless",
.dynamic = 1,
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
},
/* HDMI Hostless */
{
.name = "HDMI_RX_HOSTLESS",
.stream_name = "HDMI_RX_HOSTLESS",
.cpu_dai_name = "HDMI_HOSTLESS",
.platform_name = "msm-pcm-hostless",
.dynamic = 1,
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
.no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
.ignore_suspend = 1,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
},
{
.name = "VoLTE",
.stream_name = "VoLTE",
.cpu_dai_name = "VoLTE",
.platform_name = "msm-pcm-voice",
.dynamic = 1,
.trigger = {SND_SOC_DPCM_TRIGGER_POST,
SND_SOC_DPCM_TRIGGER_POST},
.no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
.ignore_suspend = 1,
/* this dainlink has playback support */
.ignore_pmdown_time = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.be_id = MSM_FRONTEND_DAI_VOLTE,
},
{
.name = "Voice2",
.stream_name = "Voice2",
.cpu_dai_name = "Voice2",
.platform_name = "msm-pcm-voice",
.dynamic = 1,
.trigger = {SND_SOC_DPCM_TRIGGER_POST,
SND_SOC_DPCM_TRIGGER_POST},
.no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
.ignore_suspend = 1,
/* this dainlink has playback support */
.ignore_pmdown_time = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.be_id = MSM_FRONTEND_DAI_VOICE2,
},
{
.name = "MSM8960 LowLatency",
.stream_name = "MultiMedia5",
.cpu_dai_name = "MultiMedia5",
.platform_name = "msm-lowlatency-pcm-dsp",
.dynamic = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.trigger = {SND_SOC_DPCM_TRIGGER_POST,
SND_SOC_DPCM_TRIGGER_POST},
.ignore_suspend = 1,
/* this dainlink has playback support */
.ignore_pmdown_time = 1,
.be_id = MSM_FRONTEND_DAI_MULTIMEDIA5,
},
{
.name = "MSM8960 FM",
.stream_name = "MultiMedia6",
.cpu_dai_name = "MultiMedia6",
.platform_name = "msm-pcm-loopback",
.dynamic = 1,
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.trigger = {SND_SOC_DPCM_TRIGGER_POST,
SND_SOC_DPCM_TRIGGER_POST},
.ignore_suspend = 1,
.no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
/* this dainlink has playback support */
.ignore_pmdown_time = 1,
.be_id = MSM_FRONTEND_DAI_MULTIMEDIA6,
},
/* Backend DAI Links */
{
.name = LPASS_BE_SLIMBUS_0_RX,
.stream_name = "Slimbus Playback",
.cpu_dai_name = "msm-dai-q6.16384",
.platform_name = "msm-pcm-routing",
.codec_name = "sitar_codec",
.codec_dai_name = "sitar_rx1",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_SLIMBUS_0_RX,
.init = &msm8930_audrx_init,
.be_hw_params_fixup = msm8930_slim_0_rx_be_hw_params_fixup,
.ops = &msm8930_be_ops,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
},
{
.name = LPASS_BE_SLIMBUS_0_TX,
.stream_name = "Slimbus Capture",
.cpu_dai_name = "msm-dai-q6.16385",
.platform_name = "msm-pcm-routing",
.codec_name = "sitar_codec",
.codec_dai_name = "sitar_tx1",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_SLIMBUS_0_TX,
.be_hw_params_fixup = msm8930_slim_0_tx_be_hw_params_fixup,
.ops = &msm8930_be_ops,
},
/* Backend BT/FM DAI Links */
{
.name = LPASS_BE_INT_BT_SCO_RX,
.stream_name = "Internal BT-SCO Playback",
.cpu_dai_name = "msm-dai-q6.12288",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-rx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_INT_BT_SCO_RX,
.be_hw_params_fixup = msm8930_btsco_be_hw_params_fixup,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
},
{
.name = LPASS_BE_INT_BT_SCO_TX,
.stream_name = "Internal BT-SCO Capture",
.cpu_dai_name = "msm-dai-q6.12289",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-tx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_INT_BT_SCO_TX,
.be_hw_params_fixup = msm8930_btsco_be_hw_params_fixup,
},
{
.name = LPASS_BE_INT_FM_RX,
.stream_name = "Internal FM Playback",
.cpu_dai_name = "msm-dai-q6.12292",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-rx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_INT_FM_RX,
.be_hw_params_fixup = msm8930_be_hw_params_fixup,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
},
{
.name = LPASS_BE_INT_FM_TX,
.stream_name = "Internal FM Capture",
.cpu_dai_name = "msm-dai-q6.12293",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-tx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_INT_FM_TX,
.be_hw_params_fixup = msm8930_be_hw_params_fixup,
},
/* HDMI BACK END DAI Link */
{
.name = LPASS_BE_HDMI,
.stream_name = "HDMI Playback",
.cpu_dai_name = "msm-dai-q6-hdmi.8",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-rx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_HDMI_RX,
.be_hw_params_fixup = msm8930_hdmi_be_hw_params_fixup,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
},
/* Backend AFE DAI Links */
{
.name = LPASS_BE_AFE_PCM_RX,
.stream_name = "AFE Playback",
.cpu_dai_name = "msm-dai-q6.224",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-rx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_AFE_PCM_RX,
.be_hw_params_fixup = msm8930_proxy_be_hw_params_fixup,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
},
{
.name = LPASS_BE_AFE_PCM_TX,
.stream_name = "AFE Capture",
.cpu_dai_name = "msm-dai-q6.225",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-tx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_AFE_PCM_TX,
.be_hw_params_fixup = msm8930_proxy_be_hw_params_fixup,
},
/* AUX PCM Backend DAI Links */
{
.name = LPASS_BE_AUXPCM_RX,
.stream_name = "AUX PCM Playback",
.cpu_dai_name = "msm-dai-q6.2",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-rx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_AUXPCM_RX,
.be_hw_params_fixup = msm8930_auxpcm_be_params_fixup,
.ops = &msm8930_auxpcm_be_ops,
},
{
.name = LPASS_BE_AUXPCM_TX,
.stream_name = "AUX PCM Capture",
.cpu_dai_name = "msm-dai-q6.3",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-tx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_AUXPCM_TX,
.be_hw_params_fixup = msm8930_auxpcm_be_params_fixup,
.ops = &msm8930_auxpcm_be_ops,
},
/* Incall Music BACK END DAI Link */
{
.name = LPASS_BE_VOICE_PLAYBACK_TX,
.stream_name = "Voice Farend Playback",
.cpu_dai_name = "msm-dai-q6.32773",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-rx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_VOICE_PLAYBACK_TX,
.be_hw_params_fixup = msm8930_be_hw_params_fixup,
},
/* Incall Record Uplink BACK END DAI Link */
{
.name = LPASS_BE_INCALL_RECORD_TX,
.stream_name = "Voice Uplink Capture",
.cpu_dai_name = "msm-dai-q6.32772",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-tx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_INCALL_RECORD_TX,
.be_hw_params_fixup = msm8930_be_hw_params_fixup,
},
/* Incall Record Downlink BACK END DAI Link */
{
.name = LPASS_BE_INCALL_RECORD_RX,
.stream_name = "Voice Downlink Capture",
.cpu_dai_name = "msm-dai-q6.32771",
.platform_name = "msm-pcm-routing",
.codec_name = "msm-stub-codec.1",
.codec_dai_name = "msm-stub-tx",
.no_pcm = 1,
.be_id = MSM_BACKEND_DAI_INCALL_RECORD_RX,
.be_hw_params_fixup = msm8930_be_hw_params_fixup,
.ignore_pmdown_time = 1, /* this dainlink has playback support */
},
};
struct snd_soc_card snd_soc_card_msm8930 = {
.name = "msm8930-sitar-snd-card",
.dai_link = msm8930_dai,
.num_links = ARRAY_SIZE(msm8930_dai),
.controls = sitar_msm8930_controls,
.num_controls = ARRAY_SIZE(sitar_msm8930_controls),
};
static struct platform_device *msm8930_snd_device;
static int msm8930_configure_headset_mic_gpios(void)
{
int ret;
ret = gpio_request(80, "US_EURO_SWITCH");
if (ret) {
pr_err("%s: Failed to request gpio 80\n", __func__);
return ret;
}
ret = gpio_direction_output(80, 0);
if (ret) {
pr_err("%s: Unable to set direction\n", __func__);
gpio_free(80);
}
msm8930_headset_gpios_configured = 0;
return 0;
}
static void msm8930_free_headset_mic_gpios(void)
{
if (msm8930_headset_gpios_configured)
gpio_free(80);
}
static int __init msm8930_audio_init(void)
{
int ret;
if (!soc_class_is_msm8930()) {
pr_err("%s: Not the right machine type\n", __func__);
return -ENODEV ;
}
mbhc_cfg.calibration = def_sitar_mbhc_cal();
if (!mbhc_cfg.calibration) {
pr_err("Calibration data allocation failed\n");
return -ENOMEM;
}
msm8930_snd_device = platform_device_alloc("soc-audio", 0);
if (!msm8930_snd_device) {
pr_err("Platform device allocation failed\n");
kfree(mbhc_cfg.calibration);
return -ENOMEM;
}
platform_set_drvdata(msm8930_snd_device, &snd_soc_card_msm8930);
ret = platform_device_add(msm8930_snd_device);
if (ret) {
platform_device_put(msm8930_snd_device);
kfree(mbhc_cfg.calibration);
return ret;
}
if (msm8930_configure_headset_mic_gpios()) {
pr_err("%s Fail to configure headset mic gpios\n", __func__);
msm8930_headset_gpios_configured = 0;
} else
msm8930_headset_gpios_configured = 1;
atomic_set(&auxpcm_rsc_ref, 0);
mutex_init(&cdc_mclk_mutex);
return ret;
}
module_init(msm8930_audio_init);
static void __exit msm8930_audio_exit(void)
{
if (!soc_class_is_msm8930()) {
pr_err("%s: Not the right machine type\n", __func__);
return ;
}
msm8930_free_headset_mic_gpios();
platform_device_unregister(msm8930_snd_device);
kfree(mbhc_cfg.calibration);
mutex_destroy(&cdc_mclk_mutex);
}
module_exit(msm8930_audio_exit);
MODULE_DESCRIPTION("ALSA SoC MSM8930");
MODULE_LICENSE("GPL v2");
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