From b59e53034bef27ddb25e018851914365ea23319f Mon Sep 17 00:00:00 2001
From: Daniel Baluta <daniel.baluta@nxp.com>
Date: Tue, 2 Mar 2021 20:37:05 +0200
Subject: [PATCH] codec_adapter: Introduce codec_init_process api

This function should be called before processing. It searches
for a valid header, does header decoding to get the parameters
and initializes state and configuration structures.

Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
---
 src/audio/codec_adapter/codec/generic.c       | 19 +++++++++++++++++++
 .../sof/audio/codec_adapter/codec/cadence.h   |  1 +
 .../sof/audio/codec_adapter/codec/generic.h   |  9 +++++++++
 3 files changed, 29 insertions(+)

diff --git a/src/audio/codec_adapter/codec/generic.c b/src/audio/codec_adapter/codec/generic.c
index 8c1259f88..aee53aae2 100644
--- a/src/audio/codec_adapter/codec/generic.c
+++ b/src/audio/codec_adapter/codec/generic.c
@@ -245,6 +245,25 @@ end:
 	return ret;
 }
 
+int codec_init_process(struct comp_dev *dev)
+{
+	int ret;
+	struct comp_data *cd = comp_get_drvdata(dev);
+	struct codec_data *codec = &cd->codec;
+
+	comp_dbg(dev, "codec_init_process() start");
+
+	ret = codec->ops->init_process(dev);
+	if (ret) {
+		comp_err(dev, "codec_init_process() error %x", ret);
+		goto out;
+	}
+
+	comp_dbg(dev, "codec_init_process() done");
+out:
+	return ret;
+}
+
 int codec_process(struct comp_dev *dev)
 {
 	int ret;
diff --git a/src/include/sof/audio/codec_adapter/codec/cadence.h b/src/include/sof/audio/codec_adapter/codec/cadence.h
index 6779cd94b..d8bb69754 100644
--- a/src/include/sof/audio/codec_adapter/codec/cadence.h
+++ b/src/include/sof/audio/codec_adapter/codec/cadence.h
@@ -48,6 +48,7 @@ struct cadence_codec_data {
 /*****************************************************************************/
 int cadence_codec_init(struct comp_dev *dev);
 int cadence_codec_prepare(struct comp_dev *dev);
+int cadence_codec_init_process(struct comp_dev *dev);
 int cadence_codec_process(struct comp_dev *dev);
 int cadence_codec_apply_config(struct comp_dev *dev);
 int cadence_codec_reset(struct comp_dev *dev);
diff --git a/src/include/sof/audio/codec_adapter/codec/generic.h b/src/include/sof/audio/codec_adapter/codec/generic.h
index f1afc658d..c2b48596c 100644
--- a/src/include/sof/audio/codec_adapter/codec/generic.h
+++ b/src/include/sof/audio/codec_adapter/codec/generic.h
@@ -48,6 +48,14 @@ struct codec_interface {
 	 * component preparation in .prepare()
 	 */
 	int (*prepare)(struct comp_dev *dev);
+	/**
+	 * Codec specific init processing procedure, called as a part of
+	 * codec_adapter component copy in .copy(). Typically in this
+	 * phase a processing algorithm searches for the valid header,
+	 * does header decoding to get the parameters and initializes
+	 * state and configuration structures.
+	 */
+	int (*init_process)(struct comp_dev *dev);
 	/**
 	 * Codec specific processing procedure, called as part of codec_adapter
 	 * component copy in .copy(). This procedure is responsible to consume
@@ -203,6 +211,7 @@ void *codec_allocate_memory(struct comp_dev *dev, uint32_t size,
 int codec_free_memory(struct comp_dev *dev, void *ptr);
 void codec_free_all_memory(struct comp_dev *dev);
 int codec_prepare(struct comp_dev *dev);
+int codec_init_process(struct comp_dev *dev);
 int codec_process(struct comp_dev *dev);
 int codec_apply_runtime_config(struct comp_dev *dev);
 int codec_reset(struct comp_dev *dev);