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asoc: bolero: add support for native playback

Browse source 
On bolero rx macro, add support to switch
mclk frequency based on native usecase active.

Change-Id: I2f915475dcfdadf1027507b7ed83a4a852ece1c7
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>
This commit is contained in:
Laxminath Kasam 2018-09-06 12:53:26 +05:30
commit ac396d5734
1 changed files with 37 additions and 39 deletions
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76
asoc/codecs/bolero/rx-macro.c
View file

@ -44,6 +44,11 @@
SNDRV_PCM_FMTBIT_S24_LE |\
SNDRV_PCM_FMTBIT_S24_3LE)
#define SAMPLING_RATE_44P1KHZ 44100
#define SAMPLING_RATE_88P2KHZ 88200
#define SAMPLING_RATE_176P4KHZ 176400
#define SAMPLING_RATE_352P8KHZ 352800
#define RX_MACRO_MAX_OFFSET 0x1000
#define RX_MACRO_MAX_DMA_CH_PER_PORT 2
@ -312,10 +317,6 @@ static const char *const rx_macro_mux_text[] = {
"ZERO", "AIF1_PB", "AIF2_PB", "AIF3_PB", "AIF4_PB"
};
static const char *const rx_macro_native_text[] = {"OFF", "ON"};
static const struct soc_enum rx_macro_native_enum =
SOC_ENUM_SINGLE_EXT(2, rx_macro_native_text);
static const char *const rx_macro_ear_mode_text[] = {"OFF", "ON"};
static const struct soc_enum rx_macro_ear_mode_enum =
SOC_ENUM_SINGLE_EXT(2, rx_macro_ear_mode_text);
@ -642,16 +643,40 @@ static int rx_macro_set_mix_interpolator_rate(struct snd_soc_dai *dai,
return 0;
}
static bool rx_macro_is_fractional_sample_rate(u32 sample_rate)
{
switch (sample_rate) {
case SAMPLING_RATE_44P1KHZ:
case SAMPLING_RATE_88P2KHZ:
case SAMPLING_RATE_176P4KHZ:
case SAMPLING_RATE_352P8KHZ:
return true;
default:
return false;
}
return false;
}
static int rx_macro_set_interpolator_rate(struct snd_soc_dai *dai,
u32 sample_rate)
{
struct snd_soc_codec *codec = dai->codec;
int rate_val = 0;
int i = 0, ret = 0;
struct device *rx_dev = NULL;
struct rx_macro_priv *rx_priv = NULL;
if (!rx_macro_get_data(codec, &rx_dev, &rx_priv, __func__))
return -EINVAL;
for (i = 0; i < ARRAY_SIZE(sr_val_tbl); i++) {
if (sample_rate == sr_val_tbl[i].sample_rate) {
rate_val = sr_val_tbl[i].rate_val;
if (rx_macro_is_fractional_sample_rate(sample_rate))
rx_priv->is_native_on = true;
else
rx_priv->is_native_on = false;
break;
}
}
@ -748,7 +773,7 @@ static int rx_macro_mclk_enable(struct rx_macro_priv *rx_priv,
dev_dbg(rx_priv->dev, "%s: mclk_enable = %u, dapm = %d clk_users= %d\n",
__func__, mclk_enable, dapm, rx_priv->rx_mclk_users);
if(rx_priv->is_native_on)
if (rx_priv->is_native_on)
mclk_mux = MCLK_MUX1;
mutex_lock(&rx_priv->mclk_lock);
if (mclk_enable) {
@ -809,6 +834,7 @@ static int rx_macro_mclk_event(struct snd_soc_dapm_widget *w,
int ret = 0;
struct device *rx_dev = NULL;
struct rx_macro_priv *rx_priv = NULL;
int mclk_freq = MCLK_FREQ;
if (!rx_macro_get_data(codec, &rx_dev, &rx_priv, __func__))
return -EINVAL;
@ -820,13 +846,18 @@ static int rx_macro_mclk_event(struct snd_soc_dapm_widget *w,
if (rx_priv->swr_clk_users > 0) {
if ((rx_priv->mclk_mux == MCLK_MUX0 &&
rx_priv->is_native_on) ||
(rx_priv->mclk_mux == MCLK_MUX1 &&
(rx_priv->mclk_mux == MCLK_MUX1 &&
!rx_priv->is_native_on)) {
swrm_wcd_notify(
rx_priv->swr_ctrl_data[0].rx_swr_pdev,
SWR_DEVICE_DOWN, NULL);
}
}
if (rx_priv->is_native_on)
mclk_freq = MCLK_FREQ_NATIVE;
swrm_wcd_notify(
rx_priv->swr_ctrl_data[0].rx_swr_pdev,
SWR_CLK_FREQ, &mclk_freq);
ret = rx_macro_mclk_enable(rx_priv, 1, true);
break;
case SND_SOC_DAPM_POST_PMD:
@ -1331,36 +1362,6 @@ err:
return -EINVAL;
}
static int rx_macro_get_native(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
struct device *rx_dev = NULL;
struct rx_macro_priv *rx_priv = NULL;
if (!rx_macro_get_data(codec, &rx_dev, &rx_priv, __func__))
return -EINVAL;
ucontrol->value.integer.value[0] =
(rx_priv->is_native_on == true ? 1 : 0);
return 0;
}
static int rx_macro_put_native(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
struct device *rx_dev = NULL;
struct rx_macro_priv *rx_priv = NULL;
if (!rx_macro_get_data(codec, &rx_dev, &rx_priv, __func__))
return -EINVAL;
rx_priv->is_native_on =
(!ucontrol->value.integer.value[0] ? false : true);
return 0;
}
static int rx_macro_get_ear_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
@ -1877,9 +1878,6 @@ static const struct snd_kcontrol_new rx_macro_snd_controls[] = {
SOC_SINGLE_EXT("RX_COMP2 Switch", SND_SOC_NOPM, RX_MACRO_COMP2, 1, 0,
rx_macro_get_compander, rx_macro_set_compander),
SOC_ENUM_EXT("RX_Native", rx_macro_native_enum, rx_macro_get_native,
rx_macro_put_native),
SOC_ENUM_EXT("RX_EAR Mode", rx_macro_ear_mode_enum,
rx_macro_get_ear_mode, rx_macro_put_ear_mode),