Merge remote-tracking branches 'asoc/topic/wm9090', 'asoc/topic/wm9712',...

Merge remote-tracking branches 'asoc/topic/wm9090', 'asoc/topic/wm9712', 'asoc/topic/wm9713' and 'asoc/topic/wm_adsp' into asoc-next

sound/soc/codecs/wm9712.c

@@ -226,7 +226,7 @@ static int wm9712_hp_mixer_put(struct snd_kcontrol *kcontrol,
 	struct soc_mixer_control *mc =
 		(struct soc_mixer_control *)kcontrol->private_value;
 	unsigned int mixer, mask, shift, old;
-	struct snd_soc_dapm_update update = { 0 };
+	struct snd_soc_dapm_update update = {};
 	bool change;
 
 	mixer = mc->shift >> 8;

sound/soc/codecs/wm9713.c

@@ -235,7 +235,7 @@ static int wm9713_hp_mixer_put(struct snd_kcontrol *kcontrol,
 	struct soc_mixer_control *mc =
 		(struct soc_mixer_control *)kcontrol->private_value;
 	unsigned int mixer, mask, shift, old;
-	struct snd_soc_dapm_update update = { 0 };
+	struct snd_soc_dapm_update update = {};
 	bool change;
 
 	mixer = mc->shift >> 8;

sound/soc/codecs/wm_adsp.c

@@ -1239,9 +1239,16 @@ static int wm_coeff_init_control_caches(struct wm_adsp *dsp)
 		if (ctl->flags & WMFW_CTL_FLAG_VOLATILE)
 			continue;
 
-		ret = wm_coeff_read_control(ctl, ctl->cache, ctl->len);
-		if (ret < 0)
-			return ret;
+		/*
+		 * For readable controls populate the cache from the DSP memory.
+		 * For non-readable controls the cache was zero-filled when
+		 * created so we don't need to do anything.
+		 */
+		if (!ctl->flags || (ctl->flags & WMFW_CTL_FLAG_READABLE)) {
+			ret = wm_coeff_read_control(ctl, ctl->cache, ctl->len);
+			if (ret < 0)
+				return ret;
+		}
 	}
 
 	return 0;
@@ -3253,6 +3260,13 @@ static int wm_adsp_buffer_populate(struct wm_adsp_compr_buf *buf)
 	return 0;
 }
 
+static void wm_adsp_buffer_clear(struct wm_adsp_compr_buf *buf)
+{
+	buf->irq_count = 0xFFFFFFFF;
+	buf->read_index = -1;
+	buf->avail = 0;
+}
+
 static int wm_adsp_buffer_init(struct wm_adsp *dsp)
 {
 	struct wm_adsp_compr_buf *buf;
@@ -3263,8 +3277,8 @@ static int wm_adsp_buffer_init(struct wm_adsp *dsp)
 		return -ENOMEM;
 
 	buf->dsp = dsp;
-	buf->read_index = -1;
-	buf->irq_count = 0xFFFFFFFF;
+
+	wm_adsp_buffer_clear(buf);
 
 	ret = wm_adsp_buffer_locate(buf);
 	if (ret < 0) {
@@ -3322,16 +3336,17 @@ int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd)
 
 	switch (cmd) {
 	case SNDRV_PCM_TRIGGER_START:
-		if (wm_adsp_compr_attached(compr))
-			break;
-
-		ret = wm_adsp_compr_attach(compr);
-		if (ret < 0) {
-			adsp_err(dsp, "Failed to link buffer and stream: %d\n",
-				 ret);
-			break;
+		if (!wm_adsp_compr_attached(compr)) {
+			ret = wm_adsp_compr_attach(compr);
+			if (ret < 0) {
+				adsp_err(dsp, "Failed to link buffer and stream: %d\n",
+					 ret);
+				break;
+			}
 		}
 
+		wm_adsp_buffer_clear(compr->buf);
+
 		/* Trigger the IRQ at one fragment of data */
 		ret = wm_adsp_buffer_write(compr->buf,
 					   HOST_BUFFER_FIELD(high_water_mark),

sound/soc/codecs/wm_adsp.h

@@ -64,10 +64,10 @@ struct wm_adsp {
 	struct regmap *regmap;
 	struct snd_soc_component *component;
 
-	int base;
-	int sysclk_reg;
-	int sysclk_mask;
-	int sysclk_shift;
+	unsigned int base;
+	unsigned int sysclk_reg;
+	unsigned int sysclk_mask;
+	unsigned int sysclk_shift;
 
 	struct list_head alg_regions;