ASoC: SOF: ipc4/ipc4-loader: Add SOF_CODEC_INFO (id = 35) to fw_config_params

SOF_CODEC_INFO tuple holds information about the supported codecs for
decode/encode.

If present in the fw_config payload, make a copy of it and store it
sof_ipc4_fw_data->codec_info to be used by the compressed code.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>

Author: ujfalusi

include/sound/sof/ipc4/header.h

@@ -433,12 +433,10 @@ enum sof_ipc4_fw_config_params {
 	SOF_IPC4_FW_CFG_RESERVED,
 	SOF_IPC4_FW_CFG_POWER_GATING_POLICY,
 	SOF_IPC4_FW_CFG_ASSERT_MODE,
-	SOF_IPC4_FW_RESERVED1,
-	SOF_IPC4_FW_RESERVED2,
-	SOF_IPC4_FW_RESERVED3,
-	SOF_IPC4_FW_RESERVED4,
-	SOF_IPC4_FW_RESERVED5,
-	SOF_IPC4_FW_CONTEXT_SAVE
+	/* Reserved: 24 - 28 */
+	SOF_IPC4_FW_CONTEXT_SAVE = 29,
+	/* Reserved: 30 - 34 */
+	SOF_IPC4_FW_CFG_SOF_CODEC_INFO = 35,
 };
 
 struct sof_ipc4_fw_version {

sound/soc/sof/ipc4-loader.c

@@ -492,6 +492,14 @@ int sof_ipc4_query_fw_configuration(struct snd_sof_dev *sdev)
 			 */
 			ipc4_data->libraries_restored = ipc4_data->fw_context_save;
 			break;
+		case SOF_IPC4_FW_CFG_SOF_CODEC_INFO:
+			ipc4_data->codec_info = devm_kmemdup(sdev->dev, tuple->value,
+							     tuple->size, GFP_KERNEL);
+			if (!ipc4_data->codec_info) {
+				ret = -ENOMEM;
+				goto out;
+			}
+			break;
 		default:
 			break;
 		}

sound/soc/sof/ipc4-priv.h

@@ -75,6 +75,8 @@ struct sof_ipc4_fw_library {
  * @fw_context_save: Firmware supports full context save and restore
  * @libraries_restored: The libraries have been retained during firmware boot
  *
+ * @codec_info: Information about the available codecs in booted firmware. The
+ *		data is to be used by the code for compressed support.
  * @load_library: Callback function for platform dependent library loading
  * @pipeline_state_mutex: Mutex to protect pipeline triggers, ref counts, states and deletion
  */
@@ -91,6 +93,8 @@ struct sof_ipc4_fw_data {
 	bool fw_context_save;
 	bool libraries_restored;
 
+	void *codec_info;
+
 	int (*load_library)(struct snd_sof_dev *sdev,
 			    struct sof_ipc4_fw_library *fw_lib, bool reload);
 	void (*intel_configure_mic_privacy)(struct snd_sof_dev *sdev,