3 files changed, 54 insertions, 1 deletions

diff --git a/sound/soc/sof/ipc4-pcm.c b/sound/soc/sof/ipc4-pcm.c
index 6e19d89e2963..374dc10d10fd 100644
--- a/sound/soc/sof/ipc4-pcm.c
+++ b/sound/soc/sof/ipc4-pcm.c
@@ -56,17 +56,41 @@ sof_ipc4_sps_to_time_info(struct snd_sof_pcm_stream *sps)
 	return stream_priv->time_info;
 }
 
+static
+char *sof_ipc4_set_multi_pipeline_state_debug(struct snd_sof_dev *sdev, char *buf, size_t size,
+					      struct ipc4_pipeline_set_state_data *trigger_list)
+{
+	int i, offset = 0;
+
+	for (i = 0; i < trigger_list->count; i++) {
+		offset += snprintf(buf + offset, size - offset, " %d",
+				   trigger_list->pipeline_instance_ids[i]);
+
+		if (offset >= size - 1) {
+			buf[size - 1] = '\0';
+			break;
+		}
+	}
+	return buf;
+}
+
 static int sof_ipc4_set_multi_pipeline_state(struct snd_sof_dev *sdev, u32 state,
 					     struct ipc4_pipeline_set_state_data *trigger_list)
 {
 	struct sof_ipc4_msg msg = {{ 0 }};
 	u32 primary, ipc_size;
+	char debug_buf[32];
 
 	/* trigger a single pipeline */
 	if (trigger_list->count == 1)
 		return sof_ipc4_set_pipeline_state(sdev, trigger_list->pipeline_instance_ids[0],
 						   state);
 
+	dev_dbg(sdev->dev, "Set pipelines %s to state %d%s",
+		sof_ipc4_set_multi_pipeline_state_debug(sdev, debug_buf, sizeof(debug_buf),
+							trigger_list),
+		state, sof_ipc4_pipeline_state_str(state));
+
 	primary = state;
 	primary |= SOF_IPC4_MSG_TYPE_SET(SOF_IPC4_GLB_SET_PIPELINE_STATE);
 	primary |= SOF_IPC4_MSG_DIR(SOF_IPC4_MSG_REQUEST);
@@ -89,7 +113,8 @@ int sof_ipc4_set_pipeline_state(struct snd_sof_dev *sdev, u32 instance_id, u32 s
 	struct sof_ipc4_msg msg = {{ 0 }};
 	u32 primary;
 
-	dev_dbg(sdev->dev, "ipc4 set pipeline instance %d state %d", instance_id, state);
+	dev_dbg(sdev->dev, "Set pipeline %d to state %d%s", instance_id, state,
+		sof_ipc4_pipeline_state_str(state));
 
 	primary = state;
 	primary |= SOF_IPC4_GLB_PIPE_STATE_ID(instance_id);
diff --git a/sound/soc/sof/ipc4-priv.h b/sound/soc/sof/ipc4-priv.h
index 45e9b78432f7..a8cdf9bc750b 100644
--- a/sound/soc/sof/ipc4-priv.h
+++ b/sound/soc/sof/ipc4-priv.h
@@ -126,4 +126,7 @@ size_t sof_ipc4_find_debug_slot_offset_by_type(struct snd_sof_dev *sdev,
 
 void sof_ipc4_mic_privacy_state_change(struct snd_sof_dev *sdev, bool state);
 
+enum sof_ipc4_pipeline_state;
+const char *sof_ipc4_pipeline_state_str(enum sof_ipc4_pipeline_state state);
+
 #endif
diff --git a/sound/soc/sof/ipc4.c b/sound/soc/sof/ipc4.c
index 0ba0e8e615ae..a4a090e6724a 100644
--- a/sound/soc/sof/ipc4.c
+++ b/sound/soc/sof/ipc4.c
@@ -237,6 +237,26 @@ static void sof_ipc4_log_header(struct device *dev, u8 *text, struct sof_ipc4_ms
 				msg->extension, str);
 	}
 }
+
+const char *sof_ipc4_pipeline_state_str(enum sof_ipc4_pipeline_state state)
+{
+	switch (state) {
+	case SOF_IPC4_PIPE_INVALID_STATE:
+		return " (INVALID_STATE)";
+	case SOF_IPC4_PIPE_UNINITIALIZED:
+		return " (UNINITIALIZED)";
+	case SOF_IPC4_PIPE_RESET:
+		return " (RESET)";
+	case SOF_IPC4_PIPE_PAUSED:
+		return " (PAUSED)";
+	case SOF_IPC4_PIPE_RUNNING:
+		return " (RUNNING)";
+	case SOF_IPC4_PIPE_EOS:
+		return " (EOS)";
+	default:
+		return " (<unknown>)";
+	}
+}
 #else /* CONFIG_SND_SOC_SOF_DEBUG_VERBOSE_IPC */
 static void sof_ipc4_log_header(struct device *dev, u8 *text, struct sof_ipc4_msg *msg,
 				bool data_size_valid)
@@ -254,6 +274,11 @@ static void sof_ipc4_log_header(struct device *dev, u8 *text, struct sof_ipc4_ms
 	else
 		dev_dbg(dev, "%s: %#x|%#x\n", text, msg->primary, msg->extension);
 }
+
+const char *sof_ipc4_pipeline_state_str(enum sof_ipc4_pipeline_state state)
+{
+	return "";
+}
 #endif
 
 static void sof_ipc4_dump_payload(struct snd_sof_dev *sdev,