Merge "asoc: bolero: switch clk to VA_CLK for LPI SVA"

This commit is contained in:
qctecmdr 2020-09-18 10:44:38 -07:00 • committed by Gerrit - the friendly Code Review server
commit 6a4d66fb84
4 changed files with 185 additions and 9 deletions

View file

@ -688,6 +688,7 @@ int bolero_register_macro(struct device *dev, u16 macro_id,
bolero_mclk_mux_tbl[macro_id][MCLK_MUX0];
if (macro_id == TX_MACRO) {
priv->macro_params[macro_id].reg_wake_irq = ops->reg_wake_irq;
priv->macro_params[macro_id].clk_switch = ops->clk_switch;
priv->macro_params[macro_id].reg_evt_listener =
ops->reg_evt_listener;
priv->macro_params[macro_id].clk_enable = ops->clk_enable;
@ -762,6 +763,7 @@ void bolero_unregister_macro(struct device *dev, u16 macro_id)
priv->macro_params[macro_id].dev = NULL;
if (macro_id == TX_MACRO) {
priv->macro_params[macro_id].reg_wake_irq = NULL;
priv->macro_params[macro_id].clk_switch = NULL;
priv->macro_params[macro_id].reg_evt_listener = NULL;
priv->macro_params[macro_id].clk_enable = NULL;
}
@ -1065,6 +1067,40 @@ int bolero_register_wake_irq(struct snd_soc_component *component,
}
EXPORT_SYMBOL(bolero_register_wake_irq);
/**
* bolero_tx_clk_switch - Switch tx macro clock
*
* @component: pointer to codec component instance.
*
* @clk_src: clk source
*
* Returns 0 on success or -EINVAL on error.
*/
int bolero_tx_clk_switch(struct snd_soc_component *component, int clk_src)
{
struct bolero_priv *priv = NULL;
int ret = 0;
if (!component)
return -EINVAL;
priv = snd_soc_component_get_drvdata(component);
if (!priv)
return -EINVAL;
if (!bolero_is_valid_codec_dev(priv->dev)) {
dev_err(component->dev, "%s: invalid codec\n", __func__);
return -EINVAL;
}
if (priv->macro_params[TX_MACRO].clk_switch)
ret = priv->macro_params[TX_MACRO].clk_switch(component,
clk_src);
return ret;
}
EXPORT_SYMBOL(bolero_tx_clk_switch);
/**
* bolero_tx_mclk_enable - Enable/Disable TX Macro mclk
*

View file

@ -37,6 +37,11 @@ enum {
BOLERO_ADC_MAX
};
enum {
CLK_SRC_TX_RCG = 0,
CLK_SRC_VA_RCG,
};
enum {
BOLERO_MACRO_EVT_RX_MUTE = 1, /* for RX mute/unmute */
BOLERO_MACRO_EVT_IMPED_TRUE, /* for imped true */
@ -74,6 +79,7 @@ struct macro_ops {
int (*set_port_map)(struct snd_soc_component *component, u32 uc,
u32 size, void *data);
int (*clk_div_get)(struct snd_soc_component *component);
int (*clk_switch)(struct snd_soc_component *component, int clk_src);
int (*reg_evt_listener)(struct snd_soc_component *component, bool en);
int (*clk_enable)(struct snd_soc_component *c, bool en);
char __iomem *io_base;
@ -100,6 +106,7 @@ void bolero_clear_amic_tx_hold(struct device *dev, u16 adc_n);
int bolero_runtime_resume(struct device *dev);
int bolero_runtime_suspend(struct device *dev);
int bolero_set_port_map(struct snd_soc_component *component, u32 size, void *data);
int bolero_tx_clk_switch(struct snd_soc_component *component, int clk_src);
int bolero_register_event_listener(struct snd_soc_component *component,
bool enable);
void bolero_wsa_pa_on(struct device *dev, bool adie_lb);
@ -172,6 +179,12 @@ static inline int bolero_set_port_map(struct snd_soc_component *component,
return 0;
}
static inline int bolero_tx_clk_switch(struct snd_soc_component *component,
int clk_src)
{
return 0;
}
static inline int bolero_register_event_listener(
struct snd_soc_component *component,
bool enable)

View file

@ -179,6 +179,7 @@ struct tx_macro_priv {
int amic_sample_rate;
bool lpi_enable;
bool register_event_listener;
u16 current_clk_id;
};
static bool tx_macro_get_data(struct snd_soc_component *component,
@ -1817,11 +1818,11 @@ static const struct snd_soc_dapm_widget tx_macro_dapm_widgets_v3[] = {
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY_S("TX_SWR_CLK", 0, SND_SOC_NOPM, 0, 0,
SND_SOC_DAPM_SUPPLY_S("TX_SWR_CLK", -1, SND_SOC_NOPM, 0, 0,
tx_macro_tx_swr_clk_event,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY_S("VA_SWR_CLK", 0, SND_SOC_NOPM, 0, 0,
SND_SOC_DAPM_SUPPLY_S("VA_SWR_CLK", -1, SND_SOC_NOPM, 0, 0,
tx_macro_va_swr_clk_event,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
};
@ -2848,6 +2849,70 @@ static int tx_macro_clk_div_get(struct snd_soc_component *component)
return tx_priv->dmic_clk_div;
}
static int tx_macro_clk_switch(struct snd_soc_component *component, int clk_src)
{
struct device *tx_dev = NULL;
struct tx_macro_priv *tx_priv = NULL;
int ret = 0;
if (!component)
return -EINVAL;
tx_dev = bolero_get_device_ptr(component->dev, TX_MACRO);
if (!tx_dev) {
dev_err(component->dev,
"%s: null device for macro!\n", __func__);
return -EINVAL;
}
tx_priv = dev_get_drvdata(tx_dev);
if (!tx_priv) {
dev_err(component->dev,
"%s: priv is null for macro!\n", __func__);
return -EINVAL;
}
dev_dbg(component->dev,
"%s: va_swr_clk_cnt %d, tx_swr_clk_cnt %d, tx_clk_status %d\n",
__func__, tx_priv->va_swr_clk_cnt,
tx_priv->tx_swr_clk_cnt, tx_priv->tx_clk_status);
if (tx_priv->current_clk_id == clk_src) {
dev_dbg(component->dev,
"%s: requested clk %d is same as current\n",
__func__, clk_src);
return 0;
} else if (tx_priv->va_swr_clk_cnt != 0 && tx_priv->tx_clk_status) {
ret = bolero_clk_rsc_request_clock(tx_priv->dev,
TX_CORE_CLK,
clk_src,
true);
if (ret) {
dev_dbg(component->dev,
"%s: request clock %d enable failed\n",
__func__, clk_src);
goto ret;
}
ret = bolero_clk_rsc_request_clock(tx_priv->dev,
TX_CORE_CLK,
tx_priv->current_clk_id,
false);
if (ret) {
dev_dbg(component->dev,
"%s: request clock disable failed\n",
__func__);
bolero_clk_rsc_request_clock(tx_priv->dev,
TX_CORE_CLK,
clk_src,
false);
goto ret;
}
tx_priv->current_clk_id = clk_src;
} else {
ret = -EBUSY;
}
ret:
return ret;
}
static int tx_macro_core_vote(void *handle, bool enable)
{
struct tx_macro_priv *tx_priv = (struct tx_macro_priv *) handle;
@ -3331,6 +3396,7 @@ static void tx_macro_init_ops(struct macro_ops *ops,
ops->reg_wake_irq = tx_macro_reg_wake_irq;
ops->set_port_map = tx_macro_set_port_map;
ops->clk_div_get = tx_macro_clk_div_get;
ops->clk_switch = tx_macro_clk_switch;
ops->reg_evt_listener = tx_macro_register_event_listener;
ops->clk_enable = __tx_macro_mclk_enable;
}
@ -3429,6 +3495,7 @@ static int tx_macro_probe(struct platform_device *pdev)
tx_macro_init_ops(&ops, tx_io_base);
ops.clk_id_req = TX_CORE_CLK;
ops.default_clk_id = TX_CORE_CLK;
tx_priv->current_clk_id = TX_CORE_CLK;
ret = bolero_register_macro(&pdev->dev, TX_MACRO, &ops);
if (ret) {
dev_err(&pdev->dev,

View file

@ -393,12 +393,64 @@ static int va_macro_swr_pwr_event_v2(struct snd_soc_dapm_widget *w,
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
if (va_priv->default_clk_id != VA_CORE_CLK) {
ret = bolero_clk_rsc_request_clock(va_priv->dev,
va_priv->default_clk_id,
VA_CORE_CLK,
true);
if (ret) {
dev_dbg(component->dev,
"%s: request clock VA_CLK enable failed\n",
__func__);
break;
}
ret = bolero_clk_rsc_request_clock(va_priv->dev,
va_priv->default_clk_id,
TX_CORE_CLK,
false);
if (ret) {
dev_dbg(component->dev,
"%s: request clock TX_CLK enable failed\n",
__func__);
bolero_clk_rsc_request_clock(va_priv->dev,
va_priv->default_clk_id,
VA_CORE_CLK,
false);
break;
}
}
msm_cdc_pinctrl_set_wakeup_capable(
va_priv->va_swr_gpio_p, false);
break;
case SND_SOC_DAPM_POST_PMD:
msm_cdc_pinctrl_set_wakeup_capable(
va_priv->va_swr_gpio_p, true);
if (va_priv->default_clk_id == TX_CORE_CLK) {
ret = bolero_clk_rsc_request_clock(va_priv->dev,
va_priv->default_clk_id,
TX_CORE_CLK,
true);
if (ret) {
dev_dbg(component->dev,
"%s: request clock TX_CLK disable failed\n",
__func__);
break;
}
ret = bolero_clk_rsc_request_clock(va_priv->dev,
va_priv->default_clk_id,
VA_CORE_CLK,
false);
if (ret) {
dev_dbg(component->dev,
"%s: request clock VA_CLK disable failed\n",
__func__);
bolero_clk_rsc_request_clock(va_priv->dev,
TX_CORE_CLK,
TX_CORE_CLK,
false);
break;
}
}
break;
default:
dev_err(va_priv->dev,
@ -436,8 +488,13 @@ static int va_macro_swr_pwr_event(struct snd_soc_dapm_widget *w,
"%s: lpass audio hw enable failed\n",
__func__);
}
if (!ret) {
if (bolero_tx_clk_switch(component, VA_CORE_CLK))
dev_dbg(va_dev, "%s: clock switch failed\n",
__func__);
}
if (va_priv->lpi_enable &&
!va_priv->disable_afe_wakeup_event_listener) {
!va_priv->disable_afe_wakeup_event_listener) {
bolero_register_event_listener(component, true);
va_priv->register_event_listener = true;
}
@ -447,6 +504,8 @@ static int va_macro_swr_pwr_event(struct snd_soc_dapm_widget *w,
va_priv->register_event_listener = false;
bolero_register_event_listener(component, false);
}
if (bolero_tx_clk_switch(component, TX_CORE_CLK))
dev_dbg(va_dev, "%s: clock switch failed\n",__func__);
if (va_priv->lpass_audio_hw_vote)
digital_cdc_rsc_mgr_hw_vote_disable(
va_priv->lpass_audio_hw_vote);
@ -506,10 +565,11 @@ static int va_macro_mclk_event(struct snd_soc_dapm_widget *w,
ret = bolero_tx_mclk_enable(component, 1);
break;
case SND_SOC_DAPM_POST_PMD:
if (va_priv->lpi_enable)
if (va_priv->lpi_enable) {
va_macro_mclk_enable(va_priv, 0, true);
else
} else {
bolero_tx_mclk_enable(component, 0);
}
if (va_priv->tx_clk_status > 0) {
bolero_clk_rsc_request_clock(va_priv->dev,
@ -1903,15 +1963,15 @@ static const struct snd_soc_dapm_widget va_macro_dapm_widgets_v2[] = {
VA_MACRO_AIF3_CAP, 0,
va_aif3_cap_mixer_v2, ARRAY_SIZE(va_aif3_cap_mixer_v2)),
SND_SOC_DAPM_SUPPLY_S("VA_SWR_PWR", -1, SND_SOC_NOPM, 0, 0,
SND_SOC_DAPM_SUPPLY_S("VA_SWR_PWR", 0, SND_SOC_NOPM, 0, 0,
va_macro_swr_pwr_event_v2,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY_S("VA_TX_SWR_CLK", 0, SND_SOC_NOPM, 0, 0,
SND_SOC_DAPM_SUPPLY_S("VA_TX_SWR_CLK", -1, SND_SOC_NOPM, 0, 0,
va_macro_tx_swr_clk_event_v2,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY_S("VA_SWR_CLK", 0, SND_SOC_NOPM, 0, 0,
SND_SOC_DAPM_SUPPLY_S("VA_SWR_CLK", -1, SND_SOC_NOPM, 0, 0,
va_macro_swr_clk_event_v2,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
};
@ -1945,7 +2005,7 @@ static const struct snd_soc_dapm_widget va_macro_dapm_widgets_v3[] = {
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY_S("VA_SWR_PWR", -1, SND_SOC_NOPM, 0, 0,
SND_SOC_DAPM_SUPPLY_S("VA_SWR_PWR", 0, SND_SOC_NOPM, 0, 0,
va_macro_swr_pwr_event,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
};