Merge pull request #744 from angolini/lf-6.12.20-2.0.0_up_6.12.49toradex_6.12-2.0.x-imx

Lf 6.12.20 2.0.0 up 6.12.49

1 files changed, 13 insertions, 0 deletions

diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h
index 60d3b86a4660..6293ab852c14 100644
--- a/include/sound/soc-acpi.h
+++ b/include/sound/soc-acpi.h
@@ -10,6 +10,7 @@
 #include <linux/acpi.h>
 #include <linux/mod_devicetable.h>
 #include <linux/soundwire/sdw.h>
+#include <sound/soc.h>
 
 struct snd_soc_acpi_package_context {
 	char *name;           /* package name */
@@ -189,6 +190,15 @@ struct snd_soc_acpi_link_adr {
  *  is not constant since this field may be updated at run-time
  * @sof_tplg_filename: Sound Open Firmware topology file name, if enabled
  * @tplg_quirk_mask: quirks to select different topology files dynamically
+ * @get_function_tplg_files: This is an optional callback, if specified then instead of
+ *	the single sof_tplg_filename the callback will return the list of function topology
+ *	files to be loaded.
+ *	Return value: The number of the files or negative ERRNO. 0 means that the single topology
+ *		      file should be used, no function topology split can be used on the machine.
+ *	@card: the pointer of the card
+ *	@mach: the pointer of the machine driver
+ *	@prefix: the prefix of the topology file name. Typically, it is the path.
+ *	@tplg_files: the pointer of the array of the topology file names.
  */
 /* Descriptor for SST ASoC machine driver */
 struct snd_soc_acpi_mach {
@@ -207,6 +217,9 @@ struct snd_soc_acpi_mach {
 	struct snd_soc_acpi_mach_params mach_params;
 	const char *sof_tplg_filename;
 	const u32 tplg_quirk_mask;
+	int (*get_function_tplg_files)(struct snd_soc_card *card,
+				       const struct snd_soc_acpi_mach *mach,
+				       const char *prefix, const char ***tplg_files);
 };
 
 #define SND_SOC_ACPI_MAX_CODECS 3