ASoC: SOF: Add placeholder for platform IPC type and path overrides

Add a struct sof_loadable_file_profile which can be filled by platforms
(sof-acpi-dev.c, sof-of-dev.c and sof-acpi-dev.c) to be able to use common,
generic code to handle path customization.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20231129125327.23708-4-peter.ujfalusi@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

include/sound/sof.h

@@ -57,6 +57,18 @@ enum sof_ipc_type {
 	SOF_IPC_TYPE_COUNT
 };
 
+struct sof_loadable_file_profile {
+	enum sof_ipc_type ipc_type;
+
+	const char *fw_path;
+	const char *fw_path_postfix;
+	const char *fw_name;
+	const char *fw_lib_path;
+	const char *fw_lib_path_postfix;
+	const char *tplg_path;
+	const char *tplg_name;
+};
+
 /*
  * SOF Platform data.
  */
@@ -86,6 +98,9 @@ struct snd_sof_pdata {
 	/* descriptor */
 	const struct sof_dev_desc *desc;
 
+	/* platform's preferred IPC type and path overrides */
+	struct sof_loadable_file_profile ipc_file_profile_base;
+
 	/* firmware and topology filenames */
 	const char *fw_filename_prefix;
 	const char *fw_filename;