load topology for each device

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 */
@@ -193,6 +194,15 @@ 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 {
@@ -212,6 +222,9 @@ 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

sound/soc/intel/common/Makefile

@@ -12,7 +12,7 @@ snd-soc-acpi-intel-match-y := soc-acpi-intel-byt-match.o soc-acpi-intel-cht-matc
 	soc-acpi-intel-lnl-match.o \
 	soc-acpi-intel-ptl-match.o \
 	soc-acpi-intel-hda-match.o \
-	soc-acpi-intel-sdw-mockup-match.o
+	soc-acpi-intel-sdw-mockup-match.o sof-function-topology-lib.o
 
 snd-soc-acpi-intel-match-y += soc-acpi-intel-ssp-common.o
 

sound/soc/intel/common/soc-acpi-intel-arl-match.c

@@ -8,6 +8,7 @@
 #include <sound/soc-acpi.h>
 #include <sound/soc-acpi-intel-match.h>
 #include <sound/soc-acpi-intel-ssp-common.h>
+#include "sof-function-topology-lib.h"
 
 static const struct snd_soc_acpi_endpoint single_endpoint = {
 	.num = 0,
@@ -436,42 +437,49 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_arl_sdw_machines[] = {
 		.links = arl_cs42l43_l0_cs35l56_l23,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-arl-cs42l43-l0-cs35l56-l23.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0) | BIT(2) | BIT(3),
 		.links = arl_cs42l43_l0_cs35l56_2_l23,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-arl-cs42l43-l0-cs35l56-l23.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0) | BIT(2) | BIT(3),
 		.links = arl_cs42l43_l0_cs35l56_3_l23,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-arl-cs42l43-l0-cs35l56-l23.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0) | BIT(2),
 		.links = arl_cs42l43_l0_cs35l56_l2,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-arl-cs42l43-l0-cs35l56-l2.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0),
 		.links = arl_cs42l43_l0,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-arl-cs42l43-l0.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(2),
 		.links = arl_cs42l43_l2,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-arl-cs42l43-l2.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(2) | BIT(3),
 		.links = arl_cs42l43_l2_cs35l56_l3,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-arl-cs42l43-l2-cs35l56-l3.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = 0x1, /* link0 required */
@@ -490,6 +498,7 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_arl_sdw_machines[] = {
 		.links = arl_rt722_l0_rt1320_l2,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-arl-rt722-l0_rt1320-l2.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{},
 };

sound/soc/intel/common/soc-acpi-intel-lnl-match.c

@@ -8,6 +8,7 @@
 
 #include <sound/soc-acpi.h>
 #include <sound/soc-acpi-intel-match.h>
+#include "sof-function-topology-lib.h"
 #include "soc-acpi-intel-sdca-quirks.h"
 #include "soc-acpi-intel-sdw-mockup-match.h"
 
@@ -575,6 +576,7 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_lnl_sdw_machines[] = {
 		.links = lnl_cs42l43_l0,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-lnl-cs42l43-l0.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0),
@@ -593,6 +595,7 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_lnl_sdw_machines[] = {
 		.links = lnl_rt722_only,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-lnl-rt722-l0.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = GENMASK(2, 0),
@@ -611,14 +614,16 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_lnl_sdw_machines[] = {
 		.links = lnl_sdw_rt712_vb_l2_rt1320_l1,
 		.drv_name = "sof_sdw",
 		.machine_check = snd_soc_acpi_intel_sdca_is_device_rt712_vb,
-		.sof_tplg_filename = "sof-lnl-rt712-l2-rt1320-l1.tplg"
+		.sof_tplg_filename = "sof-lnl-rt712-l2-rt1320-l1.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(1) | BIT(2) | BIT(3),
 		.links = lnl_sdw_rt713_vb_l2_rt1320_l13,
 		.drv_name = "sof_sdw",
 		.machine_check = snd_soc_acpi_intel_sdca_is_device_rt712_vb,
-		.sof_tplg_filename = "sof-lnl-rt713-l2-rt1320-l13.tplg"
+		.sof_tplg_filename = "sof-lnl-rt713-l2-rt1320-l13.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{},
 };

sound/soc/intel/common/soc-acpi-intel-mtl-match.c

@@ -11,6 +11,7 @@
 #include <sound/soc-acpi.h>
 #include <sound/soc-acpi-intel-match.h>
 #include <sound/soc-acpi-intel-ssp-common.h>
+#include "sof-function-topology-lib.h"
 #include "soc-acpi-intel-sdca-quirks.h"
 #include "soc-acpi-intel-sdw-mockup-match.h"
 
@@ -1083,12 +1084,14 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_mtl_sdw_machines[] = {
 		.drv_name = "sof_sdw",
 		.machine_check = snd_soc_acpi_intel_sdca_is_device_rt712_vb,
 		.sof_tplg_filename = "sof-mtl-rt712-vb-l0.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0),
 		.links = mtl_712_l0,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-mtl-rt712-l0.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = GENMASK(2, 0),
@@ -1101,30 +1104,35 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_mtl_sdw_machines[] = {
 		.links = cs42l43_link0_cs35l56_link2_link3,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-mtl-cs42l43-l0-cs35l56-l23.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0) | BIT(1) | BIT(3),
 		.links = cs42l43_link3_cs35l56_x4_link0_link1_spkagg,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-mtl-cs42l43-l3-cs35l56-l01-spkagg.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = GENMASK(2, 0),
 		.links = mtl_cs42l43_cs35l56,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-mtl-cs42l43-l0-cs35l56-l12.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0) | BIT(1),
 		.links = mtl_cs35l56_x8_link0_link1_fb,
 		.drv_name = "sof_sdw",
-		.sof_tplg_filename = "sof-mtl-cs35l56-l01-fb8.tplg"
+		.sof_tplg_filename = "sof-mtl-cs35l56-l01-fb8.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0),
 		.links = mtl_cs42l43_l0,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-mtl-cs42l43-l0.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = GENMASK(3, 0),
@@ -1143,6 +1151,7 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_mtl_sdw_machines[] = {
 		.links = mtl_rt722_only,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-mtl-rt722-l0.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0),

sound/soc/intel/common/soc-acpi-intel-ptl-match.c

@@ -8,6 +8,7 @@
 
 #include <sound/soc-acpi.h>
 #include <sound/soc-acpi-intel-match.h>
+#include "sof-function-topology-lib.h"
 #include "soc-acpi-intel-sdca-quirks.h"
 #include "soc-acpi-intel-sdw-mockup-match.h"
 #include <sound/soc-acpi-intel-ssp-common.h>
@@ -316,38 +317,44 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_ptl_sdw_machines[] = {
 		.links = ptl_rt721_l3,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-ptl-rt721.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(0),
 		.links = ptl_rt722_only,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-ptl-rt722.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(1),
 		.links = ptl_rt722_l1,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-ptl-rt722.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(3),
 		.links = ptl_rt722_l3,
 		.drv_name = "sof_sdw",
 		.sof_tplg_filename = "sof-ptl-rt722.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(1) | BIT(2),
 		.links = ptl_sdw_rt712_vb_l2_rt1320_l1,
 		.drv_name = "sof_sdw",
 		.machine_check = snd_soc_acpi_intel_sdca_is_device_rt712_vb,
-		.sof_tplg_filename = "sof-ptl-rt712-l2-rt1320-l1.tplg"
+		.sof_tplg_filename = "sof-ptl-rt712-l2-rt1320-l1.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{
 		.link_mask = BIT(1) | BIT(2) | BIT(3),
 		.links = ptl_sdw_rt713_vb_l2_rt1320_l13,
 		.drv_name = "sof_sdw",
 		.machine_check = snd_soc_acpi_intel_sdca_is_device_rt712_vb,
-		.sof_tplg_filename = "sof-ptl-rt713-l2-rt1320-l13.tplg"
+		.sof_tplg_filename = "sof-ptl-rt713-l2-rt1320-l13.tplg",
+		.get_function_tplg_files = sof_sdw_get_tplg_files,
 	},
 	{},
 };