10 files changed, 57 insertions, 45 deletions

diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 1e7f74acc2ec..b429b73e875e 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -857,7 +857,7 @@ static inline unsigned int params_channels(const struct snd_pcm_hw_params *p)
 }
 
 /**
- * params_channels - Get the sample rate from the hw params
+ * params_rate - Get the sample rate from the hw params
  * @p: hw params
  */
 static inline unsigned int params_rate(const struct snd_pcm_hw_params *p)
@@ -866,7 +866,7 @@ static inline unsigned int params_rate(const struct snd_pcm_hw_params *p)
 }
 
 /**
- * params_channels - Get the period size (in frames) from the hw params
+ * params_period_size - Get the period size (in frames) from the hw params
  * @p: hw params
  */
 static inline unsigned int params_period_size(const struct snd_pcm_hw_params *p)
@@ -875,7 +875,7 @@ static inline unsigned int params_period_size(const struct snd_pcm_hw_params *p)
 }
 
 /**
- * params_channels - Get the number of periods from the hw params
+ * params_periods - Get the number of periods from the hw params
  * @p: hw params
  */
 static inline unsigned int params_periods(const struct snd_pcm_hw_params *p)
@@ -884,7 +884,7 @@ static inline unsigned int params_periods(const struct snd_pcm_hw_params *p)
 }
 
 /**
- * params_channels - Get the buffer size (in frames) from the hw params
+ * params_buffer_size - Get the buffer size (in frames) from the hw params
  * @p: hw params
  */
 static inline unsigned int params_buffer_size(const struct snd_pcm_hw_params *p)
@@ -893,7 +893,7 @@ static inline unsigned int params_buffer_size(const struct snd_pcm_hw_params *p)
 }
 
 /**
- * params_channels - Get the buffer size (in bytes) from the hw params
+ * params_buffer_bytes - Get the buffer size (in bytes) from the hw params
  * @p: hw params
  */
 static inline unsigned int params_buffer_bytes(const struct snd_pcm_hw_params *p)
diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index 81fe1464d268..c0fbe1881439 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -784,8 +784,8 @@ static unsigned int bst_tlv[] = {
 static int rt5677_dsp_vad_get(struct snd_kcontrol *kcontrol,
                 struct snd_ctl_elem_value *ucontrol)
 {
-        struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-        struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec);
+        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+        struct rt5677_priv *rt5677 = snd_soc_component_get_drvdata(component);
 
         ucontrol->value.integer.value[0] = rt5677->dsp_vad_en;
 
@@ -795,8 +795,9 @@ static int rt5677_dsp_vad_get(struct snd_kcontrol *kcontrol,
 static int rt5677_dsp_vad_put(struct snd_kcontrol *kcontrol,
                 struct snd_ctl_elem_value *ucontrol)
 {
-        struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-        struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec);
+        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+        struct rt5677_priv *rt5677 = snd_soc_component_get_drvdata(component);
+        struct snd_soc_codec *codec = snd_soc_component_to_codec(component);
 
         rt5677->dsp_vad_en = !!ucontrol->value.integer.value[0];
 
diff --git a/sound/soc/dwc/designware_i2s.c b/sound/soc/dwc/designware_i2s.c
index b93168d4f648..8d18bbda661b 100644
--- a/sound/soc/dwc/designware_i2s.c
+++ b/sound/soc/dwc/designware_i2s.c
@@ -209,16 +209,9 @@ static int dw_i2s_hw_params(struct snd_pcm_substream *substream,
 
         switch (config->chan_nr) {
         case EIGHT_CHANNEL_SUPPORT:
-                ch_reg = 3;
-                break;
         case SIX_CHANNEL_SUPPORT:
-                ch_reg = 2;
-                break;
         case FOUR_CHANNEL_SUPPORT:
-                ch_reg = 1;
-                break;
         case TWO_CHANNEL_SUPPORT:
-                ch_reg = 0;
                 break;
         default:
                 dev_err(dev->dev, "channel not supported\n");
@@ -227,18 +220,22 @@ static int dw_i2s_hw_params(struct snd_pcm_substream *substream,
 
         i2s_disable_channels(dev, substream->stream);
 
-        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-                i2s_write_reg(dev->i2s_base, TCR(ch_reg), xfer_resolution);
-                i2s_write_reg(dev->i2s_base, TFCR(ch_reg), 0x02);
-                irq = i2s_read_reg(dev->i2s_base, IMR(ch_reg));
-                i2s_write_reg(dev->i2s_base, IMR(ch_reg), irq & ~0x30);
-                i2s_write_reg(dev->i2s_base, TER(ch_reg), 1);
-        } else {
-                i2s_write_reg(dev->i2s_base, RCR(ch_reg), xfer_resolution);
-                i2s_write_reg(dev->i2s_base, RFCR(ch_reg), 0x07);
-                irq = i2s_read_reg(dev->i2s_base, IMR(ch_reg));
-                i2s_write_reg(dev->i2s_base, IMR(ch_reg), irq & ~0x03);
-                i2s_write_reg(dev->i2s_base, RER(ch_reg), 1);
+        for (ch_reg = 0; ch_reg < (config->chan_nr / 2); ch_reg++) {
+                if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+                        i2s_write_reg(dev->i2s_base, TCR(ch_reg),
+                                      xfer_resolution);
+                        i2s_write_reg(dev->i2s_base, TFCR(ch_reg), 0x02);
+                        irq = i2s_read_reg(dev->i2s_base, IMR(ch_reg));
+                        i2s_write_reg(dev->i2s_base, IMR(ch_reg), irq & ~0x30);
+                        i2s_write_reg(dev->i2s_base, TER(ch_reg), 1);
+                } else {
+                        i2s_write_reg(dev->i2s_base, RCR(ch_reg),
+                                      xfer_resolution);
+                        i2s_write_reg(dev->i2s_base, RFCR(ch_reg), 0x07);
+                        irq = i2s_read_reg(dev->i2s_base, IMR(ch_reg));
+                        i2s_write_reg(dev->i2s_base, IMR(ch_reg), irq & ~0x03);
+                        i2s_write_reg(dev->i2s_base, RER(ch_reg), 1);
+                }
         }
 
         i2s_write_reg(dev->i2s_base, CCR, ccr);
@@ -263,6 +260,19 @@ static void dw_i2s_shutdown(struct snd_pcm_substream *substream,
         snd_soc_dai_set_dma_data(dai, substream, NULL);
 }
 
+static int dw_i2s_prepare(struct snd_pcm_substream *substream,
+                          struct snd_soc_dai *dai)
+{
+        struct dw_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
+
+        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+                i2s_write_reg(dev->i2s_base, TXFFR, 1);
+        else
+                i2s_write_reg(dev->i2s_base, RXFFR, 1);
+
+        return 0;
+}
+
 static int dw_i2s_trigger(struct snd_pcm_substream *substream,
                 int cmd, struct snd_soc_dai *dai)
 {
@@ -294,6 +304,7 @@ static struct snd_soc_dai_ops dw_i2s_dai_ops = {
         .startup        = dw_i2s_startup,
         .shutdown       = dw_i2s_shutdown,
         .hw_params      = dw_i2s_hw_params,
+        .prepare        = dw_i2s_prepare,
         .trigger        = dw_i2s_trigger,
 };
 
diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig
index e989ecf046c9..f86de1211b96 100644
--- a/sound/soc/intel/Kconfig
+++ b/sound/soc/intel/Kconfig
@@ -89,7 +89,7 @@ config SND_SOC_INTEL_BROADWELL_MACH
 
 config SND_SOC_INTEL_BYTCR_RT5640_MACH