buf: move chmap to stream_params structure

chmap is a parameter common for all types of buffers, should be
accessible through sink/src api, so it needs to be kept in
sof_audio_stream_params

an API inroduced for accessing the parameter

Signed-off-by: Marcin Szkudlinski <marcin.szkudlinski@intel.com>

Author: marcinszkudlinski

src/audio/buffers/comp_buffer.c

@@ -440,7 +440,7 @@ int buffer_set_params(struct comp_buffer *buffer,
 
 	audio_stream_set_buffer_fmt(&buffer->stream, params->buffer_fmt);
 	for (i = 0; i < SOF_IPC_MAX_CHANNELS; i++)
-		buffer->chmap[i] = params->chmap[i];
+		audio_buffer_set_chmap(&buffer->audio_buffer, i, params->chmap[i]);
 
 	audio_buffer_set_hw_params_configured(&buffer->audio_buffer);
 

src/audio/copier/copier_dai.c

@@ -540,7 +540,8 @@ int copier_dai_params(struct copier_data *cd, struct comp_dev *dev,
 		return ret;
 
 	for (j = 0; j < SOF_IPC_MAX_CHANNELS; j++)
-		cd->dd[dai_index]->dma_buffer->chmap[j] = (cd->chan_map[dai_index] >> j * 4) & 0xf;
+		audio_buffer_set_chmap(&cd->dd[dai_index]->dma_buffer->audio_buffer,
+				       j, (cd->chan_map[dai_index] >> j * 4) & 0xf);
 
 	/* set channel copy func */
 	container_size = audio_stream_sample_bytes(&cd->multi_endpoint_buffer->stream);

src/audio/copier/copier_generic.c

@@ -192,7 +192,7 @@ int create_endpoint_buffer(struct comp_dev *dev,
 				    copier_cfg->base.audio_fmt.interleaving_style);
 
 	for (i = 0; i < SOF_IPC_MAX_CHANNELS; i++)
-		buffer->chmap[i] = (chan_map >> i * 4) & 0xf;
+		audio_buffer_set_chmap(&buffer->audio_buffer, i, (chan_map >> i * 4) & 0xf);
 
 	audio_buffer_set_hw_params_configured(&buffer->audio_buffer);
 

src/audio/dai-zephyr.c

@@ -426,7 +426,8 @@ dai_dma_multi_endpoint_cb(struct dai_data *dd, struct comp_dev *dev, uint32_t fr
 
 	/* copy all channels one by one */
 	for (i = 0; i < audio_stream_get_channels(&dd->dma_buffer->stream); i++) {
-		uint32_t multi_buf_channel = dd->dma_buffer->chmap[i];
+		uint32_t multi_buf_channel = audio_buffer_get_chmap(&dd->dma_buffer->audio_buffer,
+								    i);
 
 		if (dev->direction == SOF_IPC_STREAM_PLAYBACK)
 			dd->channel_copy(&multi_endpoint_buffer->stream, multi_buf_channel,

src/audio/pipeline/pipeline-params.c

@@ -121,7 +121,7 @@ static void pipeline_update_buffer_pcm_params(struct comp_buffer *buffer,
 	params->rate = audio_stream_get_rate(&buffer->stream);
 	params->channels = audio_stream_get_channels(&buffer->stream);
 	for (i = 0; i < SOF_IPC_MAX_CHANNELS; i++)
-		params->chmap[i] = buffer->chmap[i];
+		params->chmap[i] = audio_buffer_get_chmap(&buffer->audio_buffer, i);
 }
 
 /* fetch hardware stream parameters from DAI  */

src/include/ipc/stream.h

@@ -23,9 +23,6 @@
 /*
  * Stream configuration.
  */
-
-#define SOF_IPC_MAX_CHANNELS			8
-
 /* common sample rates for use in masks */
 #define SOF_RATE_8000		(1 <<  0) /**< 8000Hz  */
 #define SOF_RATE_11025		(1 <<  1) /**< 11025Hz */

src/include/module/audio/audio_stream.h

@@ -51,6 +51,8 @@ struct sof_audio_stream_params {
 
 	uint32_t buffer_fmt; /**< enum sof_ipc_buffer_format */
 
+	uint16_t chmap[SOF_IPC_MAX_CHANNELS];	/**< channel map - SOF_CHMAP_ */
+
 	bool hw_params_configured; /**< indicates whether hw params were set */
 };
 

src/include/module/ipc/stream.h

@@ -10,6 +10,8 @@
 #ifndef __MODULE_IPC_STREAM_H__
 #define __MODULE_IPC_STREAM_H__
 
+#define SOF_IPC_MAX_CHANNELS			8
+
 /* stream PCM frame format */
 enum sof_ipc_frame {
 	SOF_IPC_FRAME_S16_LE = 0,

src/include/sof/audio/audio_buffer.h

@@ -194,6 +194,17 @@ static inline void audio_buffer_reset_params(struct sof_audio_buffer *buffer)
 	buffer->audio_stream_params->hw_params_configured = false;
 }
 
+static inline uint16_t audio_buffer_get_chmap(struct sof_audio_buffer *buffer, size_t index)
+{
+	return buffer->audio_stream_params->chmap[index];
+}
+
+static inline void audio_buffer_set_chmap(struct sof_audio_buffer *buffer, size_t index,
+					  uint16_t value)
+{
+	buffer->audio_stream_params->chmap[index] = value;
+}
+
 /**
  * @brief return a handler to stream params structure
  */

src/include/sof/audio/buffer.h

@@ -141,9 +141,6 @@ struct comp_buffer {
 	/* lists */
 	struct list_item source_list;	/* list in comp buffers */
 	struct list_item sink_list;	/* list in comp buffers */
-
-	/* runtime stream params */
-	uint16_t chmap[SOF_IPC_MAX_CHANNELS];	/**< channel map - SOF_CHMAP_ */
 };
 
 /* Only to be used for synchronous same-core notifications! */