ASoC: rt5677: Add DMIC ASRC detect function
The patch adds DMIC ASRC detect function to dominate whether the DMIC ASRC
enable or not.
Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index 331e638..c73105e 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -1227,6 +1227,75 @@
}
EXPORT_SYMBOL_GPL(rt5677_sel_asrc_clk_src);
+static int rt5677_dmic_use_asrc(struct snd_soc_dapm_widget *source,
+ struct snd_soc_dapm_widget *sink)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm);
+ struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec);
+ unsigned int asrc_setting;
+
+ switch (source->shift) {
+ case 11:
+ regmap_read(rt5677->regmap, RT5677_ASRC_5, &asrc_setting);
+ asrc_setting = (asrc_setting & RT5677_AD_STO1_CLK_SEL_MASK) >>
+ RT5677_AD_STO1_CLK_SEL_SFT;
+ if (asrc_setting >= RT5677_CLK_SEL_I2S1_ASRC &&
+ asrc_setting <= RT5677_CLK_SEL_I2S6_ASRC)
+ return 1;
+ break;
+
+ case 10:
+ regmap_read(rt5677->regmap, RT5677_ASRC_5, &asrc_setting);
+ asrc_setting = (asrc_setting & RT5677_AD_STO2_CLK_SEL_MASK) >>
+ RT5677_AD_STO2_CLK_SEL_SFT;
+ if (asrc_setting >= RT5677_CLK_SEL_I2S1_ASRC &&
+ asrc_setting <= RT5677_CLK_SEL_I2S6_ASRC)
+ return 1;
+ break;
+
+ case 9:
+ regmap_read(rt5677->regmap, RT5677_ASRC_5, &asrc_setting);
+ asrc_setting = (asrc_setting & RT5677_AD_STO3_CLK_SEL_MASK) >>
+ RT5677_AD_STO3_CLK_SEL_SFT;
+ if (asrc_setting >= RT5677_CLK_SEL_I2S1_ASRC &&
+ asrc_setting <= RT5677_CLK_SEL_I2S6_ASRC)
+ return 1;
+ break;
+
+ case 8:
+ regmap_read(rt5677->regmap, RT5677_ASRC_5, &asrc_setting);
+ asrc_setting = (asrc_setting & RT5677_AD_STO4_CLK_SEL_MASK) >>
+ RT5677_AD_STO4_CLK_SEL_SFT;
+ if (asrc_setting >= RT5677_CLK_SEL_I2S1_ASRC &&
+ asrc_setting <= RT5677_CLK_SEL_I2S6_ASRC)
+ return 1;
+ break;
+
+ case 7:
+ regmap_read(rt5677->regmap, RT5677_ASRC_6, &asrc_setting);
+ asrc_setting = (asrc_setting & RT5677_AD_MONOL_CLK_SEL_MASK) >>
+ RT5677_AD_MONOL_CLK_SEL_SFT;
+ if (asrc_setting >= RT5677_CLK_SEL_I2S1_ASRC &&
+ asrc_setting <= RT5677_CLK_SEL_I2S6_ASRC)
+ return 1;
+ break;
+
+ case 6:
+ regmap_read(rt5677->regmap, RT5677_ASRC_6, &asrc_setting);
+ asrc_setting = (asrc_setting & RT5677_AD_MONOR_CLK_SEL_MASK) >>
+ RT5677_AD_MONOR_CLK_SEL_SFT;
+ if (asrc_setting >= RT5677_CLK_SEL_I2S1_ASRC &&
+ asrc_setting <= RT5677_CLK_SEL_I2S6_ASRC)
+ return 1;
+ break;
+
+ default:
+ break;
+ }
+
+ return 0;
+}
+
/* Digital Mixer */
static const struct snd_kcontrol_new rt5677_sto1_adc_l_mix[] = {
SOC_DAPM_SINGLE("ADC1 Switch", RT5677_STO1_ADC_MIXER,
@@ -3084,12 +3153,12 @@
};
static const struct snd_soc_dapm_route rt5677_dapm_routes[] = {
- { "Stereo1 DMIC Mux", NULL, "DMIC STO1 ASRC", can_use_asrc },
- { "Stereo2 DMIC Mux", NULL, "DMIC STO2 ASRC", can_use_asrc },
- { "Stereo3 DMIC Mux", NULL, "DMIC STO3 ASRC", can_use_asrc },
- { "Stereo4 DMIC Mux", NULL, "DMIC STO4 ASRC", can_use_asrc },
- { "Mono DMIC L Mux", NULL, "DMIC MONO L ASRC", can_use_asrc },
- { "Mono DMIC R Mux", NULL, "DMIC MONO R ASRC", can_use_asrc },
+ { "Stereo1 DMIC Mux", NULL, "DMIC STO1 ASRC", rt5677_dmic_use_asrc },
+ { "Stereo2 DMIC Mux", NULL, "DMIC STO2 ASRC", rt5677_dmic_use_asrc },
+ { "Stereo3 DMIC Mux", NULL, "DMIC STO3 ASRC", rt5677_dmic_use_asrc },
+ { "Stereo4 DMIC Mux", NULL, "DMIC STO4 ASRC", rt5677_dmic_use_asrc },
+ { "Mono DMIC L Mux", NULL, "DMIC MONO L ASRC", rt5677_dmic_use_asrc },
+ { "Mono DMIC R Mux", NULL, "DMIC MONO R ASRC", rt5677_dmic_use_asrc },
{ "I2S1", NULL, "I2S1 ASRC", can_use_asrc},
{ "I2S2", NULL, "I2S2 ASRC", can_use_asrc},
{ "I2S3", NULL, "I2S3 ASRC", can_use_asrc},