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ASoC: rt1015: Add bclk detection and dc detection

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Add bclk detection and dc detection before playback.

Signed-off-by: Jack Yu <jack.yu@realtek.com>
Link: https://lore.kernel.org/r/20210322055053.31797-1-jack.yu@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jack Yu 2021-03-22 13:50:53 +08:00 committed by Mark Brown
parent 200d925e23
commit 9f44673b7a
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 27 additions and 1 deletions
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18
sound/soc/codecs/rt1015.c
View File

@ -669,8 +669,23 @@ static int rt1015_amp_drv_event(struct snd_soc_dapm_widget *w,
struct snd_soc_component *component =
snd_soc_dapm_to_component(w->dapm);
struct rt1015_priv *rt1015 = snd_soc_component_get_drvdata(component);
unsigned int ret, ret2;
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
ret = snd_soc_component_read(component, RT1015_CLK_DET);
ret2 = snd_soc_component_read(component, RT1015_SPK_DC_DETECT1);
if (!((ret >> 15) & 0x1)) {
snd_soc_component_update_bits(component, RT1015_CLK_DET,
RT1015_EN_BCLK_DET_MASK, RT1015_EN_BCLK_DET);
dev_dbg(component->dev, "BCLK Detection Enabled.\n");
}
if (!((ret2 >> 12) & 0x1)) {
snd_soc_component_update_bits(component, RT1015_SPK_DC_DETECT1,
RT1015_EN_CLA_D_DC_DET_MASK, RT1015_EN_CLA_D_DC_DET);
dev_dbg(component->dev, "Class-D DC Detection Enabled.\n");
}
break;
case SND_SOC_DAPM_POST_PMU:
if (rt1015->hw_config == RT1015_HW_28)
schedule_delayed_work(&rt1015->flush_work, msecs_to_jiffies(10));
@ -690,7 +705,8 @@ static const struct snd_soc_dapm_widget rt1015_dapm_widgets[] = {
r1015_dac_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_OUT_DRV_E("Amp Drv", SND_SOC_NOPM, 0, 0, NULL, 0,
rt1015_amp_drv_event, SND_SOC_DAPM_POST_PMU),
rt1015_amp_drv_event, SND_SOC_DAPM_PRE_PMU |
SND_SOC_DAPM_POST_PMU),
SND_SOC_DAPM_OUTPUT("SPO"),
};

10
sound/soc/codecs/rt1015.h
View File

@ -209,6 +209,11 @@
#define RT1015_PLL_K_MASK (RT1015_PLL_K_MAX)
#define RT1015_PLL_K_SFT 0
/* 0x0020 */
#define RT1015_EN_BCLK_DET_MASK (0x1 << 15)
#define RT1015_EN_BCLK_DET (0x1 << 15)
#define RT1015_DIS_BCLK_DET (0x0 << 15)
/* 0x007a */
#define RT1015_ID_MASK 0xff
#define RT1015_ID_VERA 0x0
@ -374,6 +379,11 @@
#define RT1015_PWR_SWR (0x1 << 12)
#define RT1015_PWR_SWR_BIT 12
/* 0x0519 */
#define RT1015_EN_CLA_D_DC_DET_MASK (0x1 << 12)
#define RT1015_EN_CLA_D_DC_DET (0x1 << 12)
#define RT1015_DIS_CLA_D_DC_DET (0x0 << 12)
/* 0x1300 */
#define RT1015_PWR_CLSD (0x1 << 12)
#define RT1015_PWR_CLSD_BIT 12