diff --git a/src/audio/dai-zephyr.c b/src/audio/dai-zephyr.c
index ced4df6f397c..bcbfd91dd2ad 100644
--- a/src/audio/dai-zephyr.c
+++ b/src/audio/dai-zephyr.c
@@ -259,7 +259,6 @@ dai_dma_cb(struct dai_data *dd, struct comp_dev *dev, uint32_t bytes,
 	if (dev->direction == SOF_IPC_STREAM_PLAYBACK) {
 		ret = dma_buffer_copy_to(local_buf, dma_buf,
 					 dd->process, bytes);
-		buffer_release(local_buf);
 	} else {
 		struct list_item *sink_list;
 
@@ -269,7 +268,6 @@ dai_dma_cb(struct dai_data *dd, struct comp_dev *dev, uint32_t bytes,
 		 * so no need to check the return value of dma_buffer_copy_from_no_consume().
 		 */
 		ret = dma_buffer_copy_from_no_consume(dma_buf, local_buf, dd->process, bytes);
-		buffer_release(local_buf);
 #if CONFIG_IPC_MAJOR_4
 		/* Skip in case of endpoint DAI devices created by the copier */
 		if (converter) {
@@ -318,7 +316,6 @@ dai_dma_cb(struct dai_data *dd, struct comp_dev *dev, uint32_t bytes,
 		audio_stream_consume(&dma_buf->stream, bytes);
 	}
 
-	local_buf = buffer_acquire(dd->local_buffer);
 	/* assert dma_buffer_copy succeed */
 	if (ret < 0) {
 		struct comp_buffer __sparse_cache *source_c, *sink_c;
@@ -997,9 +994,12 @@ int dai_common_params(struct dai_data *dd, struct comp_dev *dev,
 		buffer_c = buffer_acquire(dd->dma_buffer);
 		buffer_set_params(buffer_c, &hw_params,
 				  BUFFER_UPDATE_FORCE);
+		dd->sampling = get_sample_bytes(hw_params.frame_fmt);
 		buffer_release(buffer_c);
 	}
 
+	dd->fast_mode = dd->ipc_config.feature_mask & BIT(IPC4_COPIER_FAST_MODE);
+
 	return dev->direction == SOF_IPC_STREAM_PLAYBACK ?
 		dai_playback_params(dd, dev, period_bytes, period_count) :
 		dai_capture_params(dd, dev, period_bytes, period_count);
@@ -1507,8 +1507,7 @@ static void set_new_local_buffer(struct dai_data *dd, struct comp_dev *dev)
 /* copy and process stream data from source to sink buffers */
 int dai_common_copy(struct dai_data *dd, struct comp_dev *dev, pcm_converter_func *converter)
 {
-	uint32_t dma_fmt;
-	uint32_t sampling;
+	uint32_t sampling = dd->sampling;
 	struct comp_buffer __sparse_cache *buf_c;
 	struct dma_status stat;
 	uint32_t avail_bytes;
@@ -1540,13 +1539,6 @@ int dai_common_copy(struct dai_data *dd, struct comp_dev *dev, pcm_converter_fun
 	avail_bytes = stat.pending_length;
 	free_bytes = stat.free;
 
-	buf_c = buffer_acquire(dd->dma_buffer);
-
-	dma_fmt = audio_stream_get_frm_fmt(&buf_c->stream);
-	sampling = get_sample_bytes(dma_fmt);
-
-	buffer_release(buf_c);
-
 	/* handle module runtime unbind */
 	if (!dd->local_buffer) {
 		set_new_local_buffer(dd, dev);
@@ -1608,7 +1600,7 @@ int dai_common_copy(struct dai_data *dd, struct comp_dev *dev, pcm_converter_fun
 	 * in order to avoid high load spike
 	 * if FAST_MODE is enabled, then one period limitation is omitted
 	 */
-	if (!(dd->ipc_config.feature_mask & BIT(IPC4_COPIER_FAST_MODE)))
+	if (!dd->fast_mode)
 		samples = MIN(samples, dd->period_bytes / sampling);
 
 	copy_bytes = samples * sampling;
diff --git a/src/audio/host-legacy.c b/src/audio/host-legacy.c
index b32ba947f650..b9a112583586 100644
--- a/src/audio/host-legacy.c
+++ b/src/audio/host-legacy.c
@@ -970,12 +970,6 @@ static int host_reset(struct comp_dev *dev)
 	return 0;
 }
 
-/* copy and process stream data from source to sink buffers */
-int host_common_copy(struct host_data *hd, struct comp_dev *dev, copy_callback_t cb)
-{
-	return hd->copy(hd, dev, cb);
-}
-
 static int host_copy(struct comp_dev *dev)
 {
 	struct host_data *hd = comp_get_drvdata(dev);
diff --git a/src/audio/host-zephyr.c b/src/audio/host-zephyr.c
index a1faeea8e152..f34f27350d9f 100644
--- a/src/audio/host-zephyr.c
+++ b/src/audio/host-zephyr.c
@@ -1077,12 +1077,6 @@ static int host_reset(struct comp_dev *dev)
 	return 0;
 }
 
-/* copy and process stream data from source to sink buffers */
-int host_common_copy(struct host_data *hd, struct comp_dev *dev, copy_callback_t cb)
-{
-	return hd->copy(hd, dev, cb);
-}
-
 static int host_copy(struct comp_dev *dev)
 {
 	struct host_data *hd = comp_get_drvdata(dev);
diff --git a/src/audio/module_adapter/module_adapter.c b/src/audio/module_adapter/module_adapter.c
index 47bba5590475..e28541560403 100644
--- a/src/audio/module_adapter/module_adapter.c
+++ b/src/audio/module_adapter/module_adapter.c
@@ -880,7 +880,11 @@ static int module_adapter_audio_stream_type_copy(struct comp_dev *dev)
 
 	/* handle special case of HOST/DAI type components */
 	if (dev->ipc_config.type == SOF_COMP_HOST || dev->ipc_config.type == SOF_COMP_DAI)
+#if CONFIG_IPC_MAJOR_3
 		return module_process_legacy(mod, NULL, 0, NULL, 0);
+#else
+		return module_process_stream(mod, NULL, 0, NULL, 0);
+#endif
 
 	if (mod->stream_copy_single_to_single)
 		return module_adapter_audio_stream_copy_1to1(dev);
diff --git a/src/include/sof/audio/host_copier.h b/src/include/sof/audio/host_copier.h
index 20cb760e4b79..60f0dccfdb90 100644
--- a/src/include/sof/audio/host_copier.h
+++ b/src/include/sof/audio/host_copier.h
@@ -112,7 +112,11 @@ void host_common_reset(struct host_data *hd, uint16_t state);
 int host_common_trigger(struct host_data *hd, struct comp_dev *dev, int cmd);
 int host_common_params(struct host_data *hd, struct comp_dev *dev,
 		       struct sof_ipc_stream_params *params, notifier_callback_t cb);
-int host_common_copy(struct host_data *hd, struct comp_dev *dev, copy_callback_t cb);
+/* copy and process stream data from source to sink buffers */
+static inline int host_common_copy(struct host_data *hd, struct comp_dev *dev, copy_callback_t cb)
+{
+	return hd->copy(hd, dev, cb);
+}
 void host_common_update(struct host_data *hd, struct comp_dev *dev, uint32_t bytes);
 void host_common_one_shot(struct host_data *hd, uint32_t bytes);
 int copier_host_create(struct comp_dev *dev, struct copier_data *cd,
diff --git a/src/include/sof/audio/module_adapter/module/generic.h b/src/include/sof/audio/module_adapter/module/generic.h
index 86badf8b6851..28f5c0765d0c 100644
--- a/src/include/sof/audio/module_adapter/module/generic.h
+++ b/src/include/sof/audio/module_adapter/module/generic.h
@@ -356,4 +356,16 @@ int find_module_source_index(struct module_source_info __sparse_cache *msi,
 	return -EINVAL;
 }
 
+static inline int module_process_stream(struct processing_module *mod,
+					struct input_stream_buffer *input_buffers,
+					int num_input_buffers,
+					struct output_stream_buffer *output_buffers,
+					int num_output_buffers)
+{
+	struct module_data *md = &mod->priv;
+
+	return md->ops->process_audio_stream(mod, input_buffers, num_input_buffers,
+					     output_buffers, num_output_buffers);
+}
+
 #endif /* __SOF_AUDIO_MODULE_GENERIC__ */
diff --git a/src/include/sof/lib/dai-zephyr.h b/src/include/sof/lib/dai-zephyr.h
index 412fe12e1cc7..49fbd2e02aa8 100644
--- a/src/include/sof/lib/dai-zephyr.h
+++ b/src/include/sof/lib/dai-zephyr.h
@@ -168,6 +168,10 @@ struct dai_data {
 
 	/* llp slot info in memory windows */
 	struct llp_slot_info slot_info;
+	/* save current sampling for current dai device */
+	uint32_t sampling;
+	/* fast mode, use one byte memory to save repreated cycles */
+	bool fast_mode;
 };
 
 /* these 3 are here to satisfy clk.c and ssp.h interconnection, will be removed leter */