Merge remote-tracking branches 'asoc/topic/codec-mutex', 'asoc/topic/compress' and 'asoc/topic/cq93vc' into asoc-next

include/linux/mfd/arizona/core.h

@@ -141,6 +141,7 @@ struct arizona {
 
 	uint16_t dac_comp_coeff;
 	uint8_t dac_comp_enabled;
+	struct mutex dac_comp_lock;
 };
 
 int arizona_clk32k_enable(struct arizona *arizona);

include/linux/mfd/davinci_voicecodec.h

@@ -99,12 +99,6 @@ struct davinci_vcif {
 	dma_addr_t dma_rx_addr;
 };
 
-struct cq93vc {
-	struct platform_device *pdev;
-	struct snd_soc_codec *codec;
-	u32 sysclk;
-};
-
 struct davinci_vc;
 
 struct davinci_vc {
@@ -122,7 +116,6 @@ struct davinci_vc {
 
 	/* Client devices */
 	struct davinci_vcif davinci_vcif;
-	struct cq93vc cq93vc;
 };
 
 #endif

include/sound/soc.h

@@ -785,7 +785,6 @@ struct snd_soc_codec {
 	struct device *dev;
 	const struct snd_soc_codec_driver *driver;
 
-	struct mutex mutex;
 	struct list_head list;
 	struct list_head card_list;
 

sound/soc/codecs/ab8500-codec.c

@@ -126,13 +126,13 @@ struct ab8500_codec_drvdata_dbg {
 /* Private data for AB8500 device-driver */
 struct ab8500_codec_drvdata {
 	struct regmap *regmap;
+	struct mutex ctrl_lock;
 
 	/* Sidetone */
 	long *sid_fir_values;
 	enum sid_state sid_status;
 
 	/* ANC */
-	struct mutex anc_lock;
 	long *anc_fir_values;
 	long *anc_iir_values;
 	enum anc_state anc_status;
@@ -1129,9 +1129,9 @@ static int sid_status_control_get(struct snd_kcontrol *kcontrol,
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 	struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(codec->dev);
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&drvdata->ctrl_lock);
 	ucontrol->value.integer.value[0] = drvdata->sid_status;
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&drvdata->ctrl_lock);
 
 	return 0;
 }
@@ -1154,7 +1154,7 @@ static int sid_status_control_put(struct snd_kcontrol *kcontrol,
 		return -EIO;
 	}
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&drvdata->ctrl_lock);
 
 	sidconf = snd_soc_read(codec, AB8500_SIDFIRCONF);
 	if (((sidconf & BIT(AB8500_SIDFIRCONF_FIRSIDBUSY)) != 0)) {
@@ -1185,7 +1185,7 @@ static int sid_status_control_put(struct snd_kcontrol *kcontrol,
 	drvdata->sid_status = SID_FIR_CONFIGURED;
 
 out:
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&drvdata->ctrl_lock);
 
 	dev_dbg(codec->dev, "%s: Exit\n", __func__);
 
@@ -1198,9 +1198,9 @@ static int anc_status_control_get(struct snd_kcontrol *kcontrol,
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 	struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(codec->dev);
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&drvdata->ctrl_lock);
 	ucontrol->value.integer.value[0] = drvdata->anc_status;
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&drvdata->ctrl_lock);
 
 	return 0;
 }
@@ -1217,7 +1217,7 @@ static int anc_status_control_put(struct snd_kcontrol *kcontrol,
 
 	dev_dbg(dev, "%s: Enter.\n", __func__);
 
-	mutex_lock(&drvdata->anc_lock);
+	mutex_lock(&drvdata->ctrl_lock);
 
 	req = ucontrol->value.integer.value[0];
 	if (req >= ARRAY_SIZE(enum_anc_state)) {
@@ -1244,9 +1244,7 @@ static int anc_status_control_put(struct snd_kcontrol *kcontrol,
 	}
 	snd_soc_dapm_sync(&codec->dapm);
 
-	mutex_lock(&codec->mutex);
 	anc_configure(codec, apply_fir, apply_iir);
-	mutex_unlock(&codec->mutex);
 
 	if (apply_fir) {
 		if (drvdata->anc_status == ANC_IIR_CONFIGURED)
@@ -1265,7 +1263,7 @@ static int anc_status_control_put(struct snd_kcontrol *kcontrol,
 	snd_soc_dapm_sync(&codec->dapm);
 
 cleanup:
-	mutex_unlock(&drvdata->anc_lock);
+	mutex_unlock(&drvdata->ctrl_lock);
 
 	if (status < 0)
 		dev_err(dev, "%s: Unable to configure ANC! (status = %d)\n",
@@ -1294,14 +1292,15 @@ static int filter_control_get(struct snd_kcontrol *kcontrol,
 			struct snd_ctl_elem_value *ucontrol)
 {
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+	struct ab8500_codec_drvdata *drvdata = snd_soc_codec_get_drvdata(codec);
 	struct filter_control *fc =
 			(struct filter_control *)kcontrol->private_value;
 	unsigned int i;
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&drvdata->ctrl_lock);
 	for (i = 0; i < fc->count; i++)
 		ucontrol->value.integer.value[i] = fc->value[i];
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&drvdata->ctrl_lock);
 
 	return 0;
 }
@@ -1310,14 +1309,15 @@ static int filter_control_put(struct snd_kcontrol *kcontrol,
 		struct snd_ctl_elem_value *ucontrol)
 {
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+	struct ab8500_codec_drvdata *drvdata = snd_soc_codec_get_drvdata(codec);
 	struct filter_control *fc =
 			(struct filter_control *)kcontrol->private_value;
 	unsigned int i;
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&drvdata->ctrl_lock);
 	for (i = 0; i < fc->count; i++)
 		fc->value[i] = ucontrol->value.integer.value[i];
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&drvdata->ctrl_lock);
 
 	return 0;
 }
@@ -2545,7 +2545,7 @@ static int ab8500_codec_probe(struct snd_soc_codec *codec)
 
 	(void)snd_soc_dapm_disable_pin(&codec->dapm, "ANC Configure Input");
 
-	mutex_init(&drvdata->anc_lock);
+	mutex_init(&drvdata->ctrl_lock);
 
 	return status;
 }

sound/soc/codecs/arizona.c

@@ -1185,13 +1185,13 @@ static void arizona_wm5102_set_dac_comp(struct snd_soc_codec *codec,
 		{ 0x80, 0x0 },
 	};
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&arizona->dac_comp_lock);
 
 	dac_comp[1].def = arizona->dac_comp_coeff;
 	if (rate >= 176400)
 		dac_comp[2].def = arizona->dac_comp_enabled;
 
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&arizona->dac_comp_lock);
 
 	regmap_multi_reg_write(arizona->regmap,
 			       dac_comp,

sound/soc/codecs/cq93vc.c

@@ -62,14 +62,10 @@ static int cq93vc_mute(struct snd_soc_dai *dai, int mute)
 static int cq93vc_set_dai_sysclk(struct snd_soc_dai *codec_dai,
 				 int clk_id, unsigned int freq, int dir)
 {
-	struct snd_soc_codec *codec = codec_dai->codec;
-	struct davinci_vc *davinci_vc = codec->dev->platform_data;
-
 	switch (freq) {
 	case 22579200:
 	case 27000000:
 	case 33868800:
-		davinci_vc->cq93vc.sysclk = freq;
 		return 0;
 	}
 
@@ -126,32 +122,6 @@ static struct snd_soc_dai_driver cq93vc_dai = {
 	.ops = &cq93vc_dai_ops,
 };
 
-static int cq93vc_resume(struct snd_soc_codec *codec)
-{
-	cq93vc_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
-	return 0;
-}
-
-static int cq93vc_probe(struct snd_soc_codec *codec)
-{
-	struct davinci_vc *davinci_vc = codec->dev->platform_data;
-
-	davinci_vc->cq93vc.codec = codec;
-
-	/* Off, with power on */
-	cq93vc_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
-	return 0;
-}
-
-static int cq93vc_remove(struct snd_soc_codec *codec)
-{
-	cq93vc_set_bias_level(codec, SND_SOC_BIAS_OFF);
-
-	return 0;
-}
-
 static struct regmap *cq93vc_get_regmap(struct device *dev)
 {
 	struct davinci_vc *davinci_vc = dev->platform_data;
@@ -161,9 +131,6 @@ static struct regmap *cq93vc_get_regmap(struct device *dev)
 
 static struct snd_soc_codec_driver soc_codec_dev_cq93vc = {
 	.set_bias_level = cq93vc_set_bias_level,
-	.probe = cq93vc_probe,
-	.remove = cq93vc_remove,
-	.resume = cq93vc_resume,
 	.get_regmap = cq93vc_get_regmap,
 	.controls = cq93vc_snd_controls,
 	.num_controls = ARRAY_SIZE(cq93vc_snd_controls),

sound/soc/codecs/max98095.c

@@ -16,6 +16,7 @@
 #include <linux/pm.h>
 #include <linux/i2c.h>
 #include <linux/clk.h>
+#include <linux/mutex.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -57,6 +58,7 @@ struct max98095_priv {
 	unsigned int mic2pre;
 	struct snd_soc_jack *headphone_jack;
 	struct snd_soc_jack *mic_jack;
+	struct mutex lock;
 };
 
 static const struct reg_default max98095_reg_def[] = {
@@ -1803,7 +1805,7 @@ static int max98095_put_eq_enum(struct snd_kcontrol *kcontrol,
 	regsave = snd_soc_read(codec, M98095_088_CFG_LEVEL);
 	snd_soc_update_bits(codec, M98095_088_CFG_LEVEL, regmask, 0);
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&max98095->lock);
 	snd_soc_update_bits(codec, M98095_00F_HOST_CFG, M98095_SEG, M98095_SEG);
 	m98095_eq_band(codec, channel, 0, coef_set->band1);
 	m98095_eq_band(codec, channel, 1, coef_set->band2);
@@ -1811,7 +1813,7 @@ static int max98095_put_eq_enum(struct snd_kcontrol *kcontrol,
 	m98095_eq_band(codec, channel, 3, coef_set->band4);
 	m98095_eq_band(codec, channel, 4, coef_set->band5);
 	snd_soc_update_bits(codec, M98095_00F_HOST_CFG, M98095_SEG, 0);
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&max98095->lock);
 
 	/* Restore the original on/off state */
 	snd_soc_update_bits(codec, M98095_088_CFG_LEVEL, regmask, regsave);
@@ -1957,12 +1959,12 @@ static int max98095_put_bq_enum(struct snd_kcontrol *kcontrol,
 	regsave = snd_soc_read(codec, M98095_088_CFG_LEVEL);
 	snd_soc_update_bits(codec, M98095_088_CFG_LEVEL, regmask, 0);
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&max98095->lock);
 	snd_soc_update_bits(codec, M98095_00F_HOST_CFG, M98095_SEG, M98095_SEG);
 	m98095_biquad_band(codec, channel, 0, coef_set->band1);
 	m98095_biquad_band(codec, channel, 1, coef_set->band2);
 	snd_soc_update_bits(codec, M98095_00F_HOST_CFG, M98095_SEG, 0);
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&max98095->lock);
 
 	/* Restore the original on/off state */
 	snd_soc_update_bits(codec, M98095_088_CFG_LEVEL, regmask, regsave);
@@ -2395,6 +2397,8 @@ static int max98095_i2c_probe(struct i2c_client *i2c,
 	if (max98095 == NULL)
 		return -ENOMEM;
 
+	mutex_init(&max98095->lock);
+
 	max98095->regmap = devm_regmap_init_i2c(i2c, &max98095_regmap);
 	if (IS_ERR(max98095->regmap)) {
 		ret = PTR_ERR(max98095->regmap);

sound/soc/codecs/wm5102.c

@@ -619,10 +619,10 @@ static int wm5102_out_comp_coeff_get(struct snd_kcontrol *kcontrol,
 	struct arizona *arizona = dev_get_drvdata(codec->dev->parent);
 	uint16_t data;
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&arizona->dac_comp_lock);
 	data = cpu_to_be16(arizona->dac_comp_coeff);
 	memcpy(ucontrol->value.bytes.data, &data, sizeof(data));
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&arizona->dac_comp_lock);
 
 	return 0;
 }
@@ -633,11 +633,11 @@ static int wm5102_out_comp_coeff_put(struct snd_kcontrol *kcontrol,
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 	struct arizona *arizona = dev_get_drvdata(codec->dev->parent);
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&arizona->dac_comp_lock);
 	memcpy(&arizona->dac_comp_coeff, ucontrol->value.bytes.data,
 	       sizeof(arizona->dac_comp_coeff));
 	arizona->dac_comp_coeff = be16_to_cpu(arizona->dac_comp_coeff);
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&arizona->dac_comp_lock);
 
 	return 0;
 }
@@ -648,9 +648,9 @@ static int wm5102_out_comp_switch_get(struct snd_kcontrol *kcontrol,
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 	struct arizona *arizona = dev_get_drvdata(codec->dev->parent);
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&arizona->dac_comp_lock);
 	ucontrol->value.integer.value[0] = arizona->dac_comp_enabled;
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&arizona->dac_comp_lock);
 
 	return 0;
 }
@@ -661,9 +661,9 @@ static int wm5102_out_comp_switch_put(struct snd_kcontrol *kcontrol,
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 	struct arizona *arizona = dev_get_drvdata(codec->dev->parent);
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&arizona->dac_comp_lock);
 	arizona->dac_comp_enabled = ucontrol->value.integer.value[0];
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&arizona->dac_comp_lock);
 
 	return 0;
 }
@@ -1900,6 +1900,8 @@ static int wm5102_probe(struct platform_device *pdev)
 		return -ENOMEM;
 	platform_set_drvdata(pdev, wm5102);
 
+	mutex_init(&arizona->dac_comp_lock);
+
 	wm5102->core.arizona = arizona;
 	wm5102->core.num_inputs = 6;
 

sound/soc/codecs/wm8731.c

@@ -24,6 +24,7 @@
 #include <linux/regulator/consumer.h>
 #include <linux/spi/spi.h>
 #include <linux/of_device.h>
+#include <linux/mutex.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -50,6 +51,8 @@ struct wm8731_priv {
 	int sysclk_type;
 	int playback_fs;
 	bool deemph;
+
+	struct mutex lock;
 };
 
 
@@ -138,7 +141,7 @@ static int wm8731_put_deemph(struct snd_kcontrol *kcontrol,
 	if (deemph > 1)
 		return -EINVAL;
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&wm8731->lock);
 	if (wm8731->deemph != deemph) {
 		wm8731->deemph = deemph;
 
@@ -146,7 +149,7 @@ static int wm8731_put_deemph(struct snd_kcontrol *kcontrol,
 
 		ret = 1;
 	}
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&wm8731->lock);
 
 	return ret;
 }
@@ -685,6 +688,8 @@ static int wm8731_spi_probe(struct spi_device *spi)
 	if (wm8731 == NULL)
 		return -ENOMEM;
 
+	mutex_init(&wm8731->lock);
+
 	wm8731->regmap = devm_regmap_init_spi(spi, &wm8731_regmap);
 	if (IS_ERR(wm8731->regmap)) {
 		ret = PTR_ERR(wm8731->regmap);

sound/soc/codecs/wm8903.c

@@ -26,6 +26,7 @@
 #include <linux/regmap.h>
 #include <linux/slab.h>
 #include <linux/irq.h>
+#include <linux/mutex.h>
 #include <sound/core.h>
 #include <sound/jack.h>
 #include <sound/pcm.h>
@@ -123,6 +124,7 @@ struct wm8903_priv {
 	int sysclk;
 	int irq;
 
+	struct mutex lock;
 	int fs;
 	int deemph;
 
@@ -457,7 +459,7 @@ static int wm8903_put_deemph(struct snd_kcontrol *kcontrol,
 	if (deemph > 1)
 		return -EINVAL;
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&wm8903->lock);
 	if (wm8903->deemph != deemph) {
 		wm8903->deemph = deemph;
 
@@ -465,7 +467,7 @@ static int wm8903_put_deemph(struct snd_kcontrol *kcontrol,
 
 		ret = 1;
 	}
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&wm8903->lock);
 
 	return ret;
 }
@@ -2023,6 +2025,8 @@ static int wm8903_i2c_probe(struct i2c_client *i2c,
 			      GFP_KERNEL);
 	if (wm8903 == NULL)
 		return -ENOMEM;
+
+	mutex_init(&wm8903->lock);
 	wm8903->dev = &i2c->dev;
 
 	wm8903->regmap = devm_regmap_init_i2c(i2c, &wm8903_regmap);

sound/soc/codecs/wm8958-dsp2.c

@@ -867,9 +867,9 @@ static void wm8958_enh_eq_loaded(const struct firmware *fw, void *context)
 	struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 
 	if (fw && (wm8958_dsp2_fw(codec, "ENH_EQ", fw, true) == 0)) {
-		mutex_lock(&codec->mutex);
+		mutex_lock(&wm8994->fw_lock);
 		wm8994->enh_eq = fw;
-		mutex_unlock(&codec->mutex);
+		mutex_unlock(&wm8994->fw_lock);
 	}
 }
 
@@ -879,9 +879,9 @@ static void wm8958_mbc_vss_loaded(const struct firmware *fw, void *context)
 	struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 
 	if (fw && (wm8958_dsp2_fw(codec, "MBC+VSS", fw, true) == 0)) {
-		mutex_lock(&codec->mutex);
+		mutex_lock(&wm8994->fw_lock);
 		wm8994->mbc_vss = fw;
-		mutex_unlock(&codec->mutex);
+		mutex_unlock(&wm8994->fw_lock);
 	}
 }
 
@@ -891,9 +891,9 @@ static void wm8958_mbc_loaded(const struct firmware *fw, void *context)
 	struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 
 	if (fw && (wm8958_dsp2_fw(codec, "MBC", fw, true) == 0)) {
-		mutex_lock(&codec->mutex);
+		mutex_lock(&wm8994->fw_lock);
 		wm8994->mbc = fw;
-		mutex_unlock(&codec->mutex);
+		mutex_unlock(&wm8994->fw_lock);
 	}
 }
 

sound/soc/codecs/wm8962.c

@@ -26,6 +26,7 @@
 #include <linux/regulator/consumer.h>
 #include <linux/slab.h>
 #include <linux/workqueue.h>
+#include <linux/mutex.h>
 #include <sound/core.h>
 #include <sound/jack.h>
 #include <sound/pcm.h>
@@ -67,6 +68,7 @@ struct wm8962_priv {
 	int fll_fref;
 	int fll_fout;
 
+	struct mutex dsp2_ena_lock;
 	u16 dsp2_ena;
 
 	struct delayed_work mic_work;
@@ -1570,7 +1572,7 @@ static int wm8962_dsp2_ena_put(struct snd_kcontrol *kcontrol,
 	int dsp2_running = snd_soc_read(codec, WM8962_DSP2_POWER_MANAGEMENT) &
 		WM8962_DSP2_ENA;
 
-	mutex_lock(&codec->mutex);
+	mutex_lock(&wm8962->dsp2_ena_lock);
 
 	if (ucontrol->value.integer.value[0])
 		wm8962->dsp2_ena |= 1 << shift;
@@ -1590,7 +1592,7 @@ static int wm8962_dsp2_ena_put(struct snd_kcontrol *kcontrol,
 	}
 
 out:
-	mutex_unlock(&codec->mutex);
+	mutex_unlock(&wm8962->dsp2_ena_lock);
 
 	return ret;
 }
@@ -3557,6 +3559,8 @@ static int wm8962_i2c_probe(struct i2c_client *i2c,
 	if (wm8962 == NULL)
 		return -ENOMEM;
 
+	mutex_init(&wm8962->dsp2_ena_lock);
+
 	i2c_set_clientdata(i2c, wm8962);
 
 	INIT_DELAYED_WORK(&wm8962->mic_work, wm8962_mic_work);

sound/soc/codecs/wm8994.c

@@ -4457,6 +4457,8 @@ static int wm8994_probe(struct platform_device *pdev)
 		return -ENOMEM;
 	platform_set_drvdata(pdev, wm8994);
 
+	mutex_init(&wm8994->fw_lock);
+
 	wm8994->wm8994 = dev_get_drvdata(pdev->dev.parent);
 
 	pm_runtime_enable(&pdev->dev);

sound/soc/codecs/wm8994.h

@@ -13,6 +13,7 @@
 #include <linux/firmware.h>
 #include <linux/completion.h>
 #include <linux/workqueue.h>
+#include <linux/mutex.h>
 
 #include "wm_hubs.h"
 
@@ -156,6 +157,7 @@ struct wm8994_priv {
 	unsigned int aif1clk_disable:1;
 	unsigned int aif2clk_disable:1;
 
+	struct mutex fw_lock;
 	int dsp_active;
 	const struct firmware *cur_fw;
 	const struct firmware *mbc;

sound/soc/soc-compress.c

@@ -258,10 +258,7 @@ static int soc_compr_free_fe(struct snd_compr_stream *cstream)
 	list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be)
 		dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE;
 
-	if (stream == SNDRV_PCM_STREAM_PLAYBACK)
-		dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_STOP);
-	else
-		dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_STOP);
+	dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_STOP);
 
 	fe->dpcm[stream].state = SND_SOC_DPCM_STATE_CLOSE;
 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO;
@@ -456,11 +453,7 @@ static int soc_compr_set_params_fe(struct snd_compr_stream *cstream,
 	if (ret < 0)
 		goto out;
 
-	if (stream == SNDRV_PCM_STREAM_PLAYBACK)
-		dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_START);
-	else
-		dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_START);
-
+	dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_START);
 	fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE;
 
 out:

sound/soc/soc-core.c

@@ -3009,7 +3009,6 @@ int snd_soc_register_codec(struct device *dev,
 	codec->dev = dev;
 	codec->driver = codec_drv;
 	codec->component.val_bytes = codec_drv->reg_word_size;
-	mutex_init(&codec->mutex);
 
 #ifdef CONFIG_DEBUG_FS
 	codec->component.init_debugfs = soc_init_codec_debugfs;