diff --git a/sound/soc/codecs/wm5110.c b/sound/soc/codecs/wm5110.c
index c364096..dde94c4 100644
--- a/sound/soc/codecs/wm5110.c
+++ b/sound/soc/codecs/wm5110.c
@@ -2177,10 +2177,23 @@ static int wm5110_open(struct snd_compr_stream *stream)
 	return wm_adsp_compr_open(&priv->core.adsp[n_adsp], stream);
 }
 
+static irqreturn_t wm5110_adsp2_irq(int irq, void *data)
+{
+	struct wm5110_priv *florida = data;
+	int ret;
+
+	ret = wm_adsp_compr_handle_irq(&florida->core.adsp[2]);
+	if (ret == -ENODEV)
+		return IRQ_NONE;
+
+	return IRQ_HANDLED;
+}
+
 static int wm5110_codec_probe(struct snd_soc_codec *codec)
 {
 	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
 	struct wm5110_priv *priv = snd_soc_codec_get_drvdata(codec);
+	struct arizona *arizona = priv->core.arizona;
 	int i, ret;
 
 	priv->core.arizona->dapm = dapm;
@@ -2189,6 +2202,14 @@ static int wm5110_codec_probe(struct snd_soc_codec *codec)
 	arizona_init_gpio(codec);
 	arizona_init_mono(codec);
 
+	ret = arizona_request_irq(arizona, ARIZONA_IRQ_DSP_IRQ1,
+				  "ADSP2 Compressed IRQ", wm5110_adsp2_irq,
+				  priv);
+	if (ret != 0) {
+		dev_err(codec->dev, "Failed to request DSP IRQ: %d\n", ret);
+		return ret;
+	}
+
 	for (i = 0; i < WM5110_NUM_ADSP; ++i) {
 		ret = wm_adsp2_codec_probe(&priv->core.adsp[i], codec);
 		if (ret)
@@ -2209,12 +2230,15 @@ err_adsp2_codec_probe:
 	for (--i; i >= 0; --i)
 		wm_adsp2_codec_remove(&priv->core.adsp[i], codec);
 
+	arizona_free_irq(arizona, ARIZONA_IRQ_DSP_IRQ1, priv);
+
 	return ret;
 }
 
 static int wm5110_codec_remove(struct snd_soc_codec *codec)
 {
 	struct wm5110_priv *priv = snd_soc_codec_get_drvdata(codec);
+	struct arizona *arizona = priv->core.arizona;
 	int i;
 
 	for (i = 0; i < WM5110_NUM_ADSP; ++i)
@@ -2222,6 +2246,8 @@ static int wm5110_codec_remove(struct snd_soc_codec *codec)
 
 	priv->core.arizona->dapm = NULL;
 
+	arizona_free_irq(arizona, ARIZONA_IRQ_DSP_IRQ1, priv);
+
 	return 0;
 }
 
@@ -2273,6 +2299,7 @@ static struct snd_compr_ops wm5110_compr_ops = {
 	.set_params = wm_adsp_compr_set_params,
 	.get_caps = wm_adsp_compr_get_caps,
 	.trigger = wm_adsp_compr_trigger,
+	.pointer = wm_adsp_compr_pointer,
 };
 
 static struct snd_soc_platform_driver wm5110_compr_platform = {
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index ac879d1..edf96b5 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -279,6 +279,11 @@ struct wm_adsp_compr_buf {
 
 	struct wm_adsp_buffer_region *regions;
 	u32 host_buf_ptr;
+
+	u32 error;
+	u32 irq_ack;
+	int read_index;
+	int avail;
 };
 
 struct wm_adsp_compr {
@@ -287,6 +292,8 @@ struct wm_adsp_compr {
 
 	struct snd_compr_stream *stream;
 	struct snd_compressed_buffer size;
+
+	unsigned int copied_total;
 };
 
 #define WM_ADSP_DATA_WORD_SIZE         3
@@ -2436,6 +2443,11 @@ static int wm_adsp_compr_check_params(struct snd_compr_stream *stream,
 	return -EINVAL;
 }
 
+static inline unsigned int wm_adsp_compr_frag_words(struct wm_adsp_compr *compr)
+{
+	return compr->size.fragment_size / WM_ADSP_DATA_WORD_SIZE;
+}
+
 int wm_adsp_compr_set_params(struct snd_compr_stream *stream,
 			     struct snd_compr_params *params)
 {
@@ -2622,6 +2634,8 @@ static int wm_adsp_buffer_init(struct wm_adsp *dsp)
 		return -ENOMEM;
 
 	buf->dsp = dsp;
+	buf->read_index = -1;
+	buf->irq_ack = 0xFFFFFFFF;
 
 	ret = wm_adsp_buffer_locate(buf);
 	if (ret < 0) {
@@ -2705,6 +2719,16 @@ int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd)
 				 ret);
 			break;
 		}
+
+		/* Trigger the IRQ at one fragment of data */
+		ret = wm_adsp_buffer_write(compr->buf,
+					   HOST_BUFFER_FIELD(high_water_mark),
+					   wm_adsp_compr_frag_words(compr));
+		if (ret < 0) {
+			adsp_err(dsp, "Failed to set high water mark: %d\n",
+				 ret);
+			break;
+		}
 		break;
 	case SNDRV_PCM_TRIGGER_STOP:
 		break;
@@ -2719,4 +2743,172 @@ int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd)
 }
 EXPORT_SYMBOL_GPL(wm_adsp_compr_trigger);
 
+static inline int wm_adsp_buffer_size(struct wm_adsp_compr_buf *buf)
+{
+	int last_region = wm_adsp_fw[buf->dsp->fw].caps->num_regions - 1;
+
+	return buf->regions[last_region].cumulative_size;
+}
+
+static int wm_adsp_buffer_update_avail(struct wm_adsp_compr_buf *buf)
+{
+	u32 next_read_index, next_write_index;
+	int write_index, read_index, avail;
+	int ret;
+
+	/* Only sync read index if we haven't already read a valid index */
+	if (buf->read_index < 0) {
+		ret = wm_adsp_buffer_read(buf,
+				HOST_BUFFER_FIELD(next_read_index),
+				&next_read_index);
+		if (ret < 0)
+			return ret;
+
+		read_index = sign_extend32(next_read_index, 23);
+
+		if (read_index < 0) {
+			adsp_dbg(buf->dsp, "Avail check on unstarted stream\n");
+			return 0;
+		}
+
+		buf->read_index = read_index;
+	}
+
+	ret = wm_adsp_buffer_read(buf, HOST_BUFFER_FIELD(next_write_index),
+			&next_write_index);
+	if (ret < 0)
+		return ret;
+
+	write_index = sign_extend32(next_write_index, 23);
+
+	avail = write_index - buf->read_index;
+	if (avail < 0)
+		avail += wm_adsp_buffer_size(buf);
+
+	adsp_dbg(buf->dsp, "readindex=0x%x, writeindex=0x%x, avail=%d\n",
+		 buf->read_index, write_index, avail);
+
+	buf->avail = avail;
+
+	return 0;
+}
+
+int wm_adsp_compr_handle_irq(struct wm_adsp *dsp)
+{
+	struct wm_adsp_compr_buf *buf = dsp->buffer;
+	int ret = 0;
+
+	mutex_lock(&dsp->pwr_lock);
+
+	if (!buf) {
+		adsp_err(dsp, "Spurious buffer IRQ\n");
+		ret = -ENODEV;
+		goto out;
+	}
+
+	adsp_dbg(dsp, "Handling buffer IRQ\n");
+
+	ret = wm_adsp_buffer_read(buf, HOST_BUFFER_FIELD(error), &buf->error);
+	if (ret < 0) {
+		adsp_err(dsp, "Failed to check buffer error: %d\n", ret);
+		goto out;
+	}
+	if (buf->error != 0) {
+		adsp_err(dsp, "Buffer error occurred: %d\n", buf->error);
+		ret = -EIO;
+		goto out;
+	}
+
+	ret = wm_adsp_buffer_read(buf, HOST_BUFFER_FIELD(irq_count),
+				  &buf->irq_ack);
+	if (ret < 0) {
+		adsp_err(dsp, "Failed to get irq_count: %d\n", ret);
+		goto out;
+	}
+
+	ret = wm_adsp_buffer_update_avail(buf);
+	if (ret < 0) {
+		adsp_err(dsp, "Error reading avail: %d\n", ret);
+		goto out;
+	}
+
+out:
+	mutex_unlock(&dsp->pwr_lock);
+
+	return ret;
+}
+EXPORT_SYMBOL_GPL(wm_adsp_compr_handle_irq);
+
+/*
+ * We only need to ack the IRQ on the firmware end when we wish to receive
+ * another, as such we do this in response to running out of data in the
+ * buffer, rather than in direct response to the IRQ itself.
+ */
+static int wm_adsp_buffer_ack_irq(struct wm_adsp_compr_buf *buf)
+{
+	if (buf->irq_ack & 0x01)
+		return 0;
+
+	adsp_dbg(buf->dsp, "Acking buffer IRQ(0x%x)\n", buf->irq_ack);
+
+	buf->irq_ack |= 0x01;
+
+	return wm_adsp_buffer_write(buf, HOST_BUFFER_FIELD(irq_ack),
+				    buf->irq_ack);
+}
+
+int wm_adsp_compr_pointer(struct snd_compr_stream *stream,
+			  struct snd_compr_tstamp *tstamp)
+{
+	struct wm_adsp_compr *compr = stream->runtime->private_data;
+	struct wm_adsp_compr_buf *buf = compr->buf;
+	struct wm_adsp *dsp = compr->dsp;
+	int ret = 0;
+
+	adsp_dbg(dsp, "Pointer request\n");
+
+	mutex_lock(&dsp->pwr_lock);
+
+	if (!compr->buf) {
+		ret = -ENXIO;
+		goto out;
+	}
+
+	if (compr->buf->error) {
+		ret = -EIO;
+		goto out;
+	}
+
+	if (buf->avail < wm_adsp_compr_frag_words(compr)) {
+		ret = wm_adsp_buffer_update_avail(buf);
+		if (ret < 0) {
+			adsp_err(dsp, "Error reading avail: %d\n", ret);
+			goto out;
+		}
+
+		/*
+		 * If we really have less than 1 fragment available ack the
+		 * last DSP IRQ and rely on the IRQ to inform us once a whole
+		 * fragment is available.
+		 */
+		if (buf->avail < wm_adsp_compr_frag_words(compr)) {
+			ret = wm_adsp_buffer_ack_irq(buf);
+			if (ret < 0) {
+				adsp_err(dsp, "Failed to ack buffer IRQ: %d\n",
+					 ret);
+				goto out;
+			}
+		}
+	}
+
+	tstamp->copied_total = compr->copied_total;
+	tstamp->copied_total += buf->avail * WM_ADSP_DATA_WORD_SIZE;
+
+out:
+	mutex_unlock(&dsp->pwr_lock);
+
+	return ret;
+}
+EXPORT_SYMBOL_GPL(wm_adsp_compr_pointer);
+
 MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/codecs/wm_adsp.h b/sound/soc/codecs/wm_adsp.h
index 43af093..522fa1a 100644
--- a/sound/soc/codecs/wm_adsp.h
+++ b/sound/soc/codecs/wm_adsp.h
@@ -112,5 +112,8 @@ extern int wm_adsp_compr_set_params(struct snd_compr_stream *stream,
 extern int wm_adsp_compr_get_caps(struct snd_compr_stream *stream,
 				  struct snd_compr_caps *caps);
 extern int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd);
+extern int wm_adsp_compr_handle_irq(struct wm_adsp *dsp);
+extern int wm_adsp_compr_pointer(struct snd_compr_stream *stream,
+				 struct snd_compr_tstamp *tstamp);
 
 #endif
