ASoC: amd: acp: Refactor acp machine select

Refactor and move acp machine select function from acp platform
driver to acp pci driver and assign platform specific acpi machines
to chip->machines.

Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@amd.com>
Link: https://patch.msgid.link/20250310183201.11979-6-venkataprasad.potturu@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/amd/acp/acp-legacy-common.c

@@ -16,6 +16,8 @@
 #include <linux/pci.h>
 #include <linux/export.h>
 
+#include "../mach-config.h"
+
 #define ACP_RENOIR_PDM_ADDR	0x02
 #define ACP_REMBRANDT_PDM_ADDR	0x03
 #define ACP63_PDM_ADDR		0x02
@@ -350,6 +352,32 @@ int acp_deinit(struct acp_chip_info *chip)
 	return 0;
 }
 EXPORT_SYMBOL_NS_GPL(acp_deinit, "SND_SOC_ACP_COMMON");
+int acp_machine_select(struct acp_chip_info *chip)
+{
+	struct snd_soc_acpi_mach *mach;
+	int size, platform;
+
+	if (chip->flag == FLAG_AMD_LEGACY_ONLY_DMIC) {
+		platform = chip->acp_rev;
+		chip->mach_dev = platform_device_register_data(chip->dev, "acp-pdm-mach",
+							       PLATFORM_DEVID_NONE, &platform,
+							       sizeof(platform));
+	} else {
+		size = sizeof(*chip->machines);
+		mach = snd_soc_acpi_find_machine(chip->machines);
+		if (!mach) {
+			dev_err(chip->dev, "warning: No matching ASoC machine driver found\n");
+			return -EINVAL;
+		}
+		mach->mach_params.subsystem_rev = chip->acp_rev;
+		chip->mach_dev = platform_device_register_data(chip->dev, mach->drv_name,
+							       PLATFORM_DEVID_NONE, mach, size);
+	}
+	if (IS_ERR(chip->mach_dev))
+		dev_warn(chip->dev, "Unable to register Machine device\n");
+	return 0;
+}
+EXPORT_SYMBOL_NS_GPL(acp_machine_select, "SND_SOC_ACP_COMMON");
 
 static void check_acp3x_config(struct acp_chip_info *chip)
 {

sound/soc/amd/acp/acp-pci.c

@@ -127,19 +127,23 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id
 	case 0x01:
 		chip->name = "acp_asoc_renoir";
 		chip->acp_hw_ops_init = acp31_hw_ops_init;
+		chip->machines = snd_soc_acpi_amd_acp_machines;
 		break;
 	case 0x6f:
 		chip->name = "acp_asoc_rembrandt";
 		chip->acp_hw_ops_init = acp6x_hw_ops_init;
+		chip->machines = snd_soc_acpi_amd_rmb_acp_machines;
 		break;
 	case 0x63:
 		chip->name = "acp_asoc_acp63";
 		chip->acp_hw_ops_init = acp63_hw_ops_init;
+		chip->machines = snd_soc_acpi_amd_acp63_acp_machines;
 		break;
 	case 0x70:
 	case 0x71:
 		chip->name = "acp_asoc_acp70";
 		chip->acp_hw_ops_init = acp70_hw_ops_init;
+		chip->machines = snd_soc_acpi_amd_acp70_acp_machines;
 		break;
 	default:
 		dev_err(dev, "Unsupported device revision:0x%x\n", pci->revision);
@@ -175,6 +179,7 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id
 	chip->chip_pdev = chip->acp_plat_dev;
 	chip->dev = &chip->acp_plat_dev->dev;
 
+	acp_machine_select(chip);
 skip_pdev_creation:
 	dev_set_drvdata(&pci->dev, chip);
 	pm_runtime_set_autosuspend_delay(&pci->dev, 2000);
@@ -242,6 +247,8 @@ static void acp_pci_remove(struct pci_dev *pci)
 		platform_device_unregister(chip->dmic_codec_dev);
 	if (chip->acp_plat_dev)
 		platform_device_unregister(chip->acp_plat_dev);
+	if (chip->mach_dev)
+		platform_device_unregister(chip->mach_dev);
 
 	ret = acp_hw_deinit(chip);
 	if (ret)

sound/soc/amd/acp/acp-platform.c

@@ -21,7 +21,6 @@
 #include <linux/dma-mapping.h>
 
 #include "amd.h"
-#include "../mach-config.h"
 #include "acp-mach.h"
 
 #define DRV_NAME "acp_i2s_dma"
@@ -108,33 +107,6 @@ static const struct snd_pcm_hardware acp6x_pcm_hardware_capture = {
 	.periods_max = CAPTURE_MAX_NUM_PERIODS,
 };
 
-int acp_machine_select(struct acp_dev_data *adata)
-{
-	struct snd_soc_acpi_mach *mach;
-	int size, platform;
-
-	if (adata->flag == FLAG_AMD_LEGACY_ONLY_DMIC) {
-		platform = adata->acp_rev;
-		adata->mach_dev = platform_device_register_data(adata->dev, "acp-pdm-mach",
-								PLATFORM_DEVID_NONE, &platform,
-								sizeof(platform));
-	} else {
-		size = sizeof(*adata->machines);
-		mach = snd_soc_acpi_find_machine(adata->machines);
-		if (!mach) {
-			dev_err(adata->dev, "warning: No matching ASoC machine driver found\n");
-			return -EINVAL;
-		}
-		mach->mach_params.subsystem_rev = adata->acp_rev;
-		adata->mach_dev = platform_device_register_data(adata->dev, mach->drv_name,
-								PLATFORM_DEVID_NONE, mach, size);
-	}
-	if (IS_ERR(adata->mach_dev))
-		dev_warn(adata->dev, "Unable to register Machine device\n");
-	return 0;
-}
-EXPORT_SYMBOL_NS_GPL(acp_machine_select, "SND_SOC_ACP_COMMON");
-
 static irqreturn_t i2s_irq_handler(int irq, void *data)
 {
 	struct acp_dev_data *adata = data;

sound/soc/amd/acp/acp-rembrandt.c

@@ -44,36 +44,6 @@ static struct acp_resource rsrc = {
 	.sram_pte_offset = 0x03802800,
 };
 
-static struct snd_soc_acpi_codecs amp_rt1019 = {
-	.num_codecs = 1,
-	.codecs = {"10EC1019"}
-};
-
-static struct snd_soc_acpi_codecs amp_max = {
-	.num_codecs = 1,
-	.codecs = {"MX98360A"}
-};
-
-static struct snd_soc_acpi_mach snd_soc_acpi_amd_rmb_acp_machines[] = {
-	{
-		.id = "10508825",
-		.drv_name = "rmb-nau8825-max",
-		.machine_quirk = snd_soc_acpi_codec_list,
-		.quirk_data = &amp_max,
-	},
-	{
-		.id = "AMDI0007",
-		.drv_name = "rembrandt-acp",
-	},
-	{
-		.id = "RTL5682",
-		.drv_name = "rmb-rt5682s-rt1019",
-		.machine_quirk = snd_soc_acpi_codec_list,
-		.quirk_data = &amp_rt1019,
-	},
-	{},
-};
-
 static struct snd_soc_dai_driver acp_rmb_dai[] = {
 {
 	.name = "acp-i2s-sp",
@@ -230,8 +200,6 @@ static int rembrandt_audio_probe(struct platform_device *pdev)
 	adata->acp_rev = chip->acp_rev;
 	adata->flag = chip->flag;
 	adata->is_i2s_config = chip->is_i2s_config;
-	adata->machines = snd_soc_acpi_amd_rmb_acp_machines;
-	acp_machine_select(adata);
 
 	dev_set_drvdata(dev, adata);
 

sound/soc/amd/acp/acp-renoir.c

@@ -36,45 +36,6 @@ static struct acp_resource rsrc = {
 	.sram_pte_offset = 0x02052800,
 };
 
-static struct snd_soc_acpi_codecs amp_rt1019 = {
-	.num_codecs = 1,
-	.codecs = {"10EC1019"}
-};
-
-static struct snd_soc_acpi_codecs amp_max = {
-	.num_codecs = 1,
-	.codecs = {"MX98360A"}
-};
-
-static struct snd_soc_acpi_mach snd_soc_acpi_amd_acp_machines[] = {
-	{
-		.id = "10EC5682",
-		.drv_name = "acp3xalc56821019",
-		.machine_quirk = snd_soc_acpi_codec_list,
-		.quirk_data = &amp_rt1019,
-	},
-	{
-		.id = "RTL5682",
-		.drv_name = "acp3xalc5682sm98360",
-		.machine_quirk = snd_soc_acpi_codec_list,
-		.quirk_data = &amp_max,
-	},
-	{
-		.id = "RTL5682",
-		.drv_name = "acp3xalc5682s1019",
-		.machine_quirk = snd_soc_acpi_codec_list,
-		.quirk_data = &amp_rt1019,
-	},
-	{
-		.id = "AMDI1019",
-		.drv_name = "renoir-acp",
-	},
-	{
-		.id = "ESSX8336",
-		.drv_name = "acp3x-es83xx",
-	},
-	{},
-};
 
 static struct snd_soc_dai_driver acp_renoir_dai[] = {
 {
@@ -188,9 +149,6 @@ static int renoir_audio_probe(struct platform_device *pdev)
 	adata->acp_rev = chip->acp_rev;
 	adata->flag = chip->flag;
 
-	adata->machines = snd_soc_acpi_amd_acp_machines;
-	acp_machine_select(adata);
-
 	dev_set_drvdata(dev, adata);
 	acp_enable_interrupts(adata);
 	acp_platform_register(dev);

sound/soc/amd/acp/acp63.c

@@ -62,14 +62,6 @@ static struct acp_resource rsrc = {
 	.sram_pte_offset = 0x03802800,
 };
 
-static struct snd_soc_acpi_mach snd_soc_acpi_amd_acp63_acp_machines[] = {
-	{
-		.id = "AMDI0052",
-		.drv_name = "acp63-acp",
-	},
-	{},
-};
-
 static struct snd_soc_dai_driver acp63_dai[] = {
 {
 	.name = "acp-i2s-sp",
@@ -259,8 +251,6 @@ static int acp63_audio_probe(struct platform_device *pdev)
 	adata->acp_rev = chip->acp_rev;
 	adata->flag = chip->flag;
 	adata->is_i2s_config = chip->is_i2s_config;
-	adata->machines = snd_soc_acpi_amd_acp63_acp_machines;
-	acp_machine_select(adata);
 	dev_set_drvdata(dev, adata);
 
 	if (chip->is_i2s_config && rsrc.soc_mclk) {

sound/soc/amd/acp/acp70.c

@@ -40,14 +40,6 @@ static struct acp_resource rsrc = {
 	.sram_pte_offset = 0x03800000,
 };
 
-static struct snd_soc_acpi_mach snd_soc_acpi_amd_acp70_acp_machines[] = {
-	{
-		.id = "AMDI0029",
-		.drv_name = "acp70-acp",
-	},
-	{},
-};
-
 static struct snd_soc_dai_driver acp70_dai[] = {
 {
 	.name = "acp-i2s-sp",
@@ -187,10 +179,8 @@ static int acp_acp70_audio_probe(struct platform_device *pdev)
 	adata->dai_driver = acp70_dai;
 	adata->num_dai = ARRAY_SIZE(acp70_dai);
 	adata->rsrc = &rsrc;
-	adata->machines = snd_soc_acpi_amd_acp70_acp_machines;
 	adata->acp_rev = chip->acp_rev;
 	adata->flag = chip->flag;
-	acp_machine_select(adata);
 
 	dev_set_drvdata(dev, adata);
 

sound/soc/amd/acp/amd.h

@@ -149,6 +149,8 @@ struct acp_chip_info {
 	struct platform_device *chip_pdev;
 	struct platform_device *dmic_codec_dev;
 	struct platform_device *acp_plat_dev;
+	struct platform_device *mach_dev;
+	struct snd_soc_acpi_mach *machines;
 	u32 addr;
 	unsigned int flag;	/* Distinguish b/w Legacy or Only PDM */
 	bool is_pdm_dev;	/* flag set to true when ACP PDM controller exists */
@@ -195,7 +197,6 @@ struct acp_dev_data {
 	struct list_head stream_list;
 	spinlock_t acp_lock;
 
-	struct snd_soc_acpi_mach *machines;
 	struct platform_device *mach_dev;
 
 	u32 bclk_div;
@@ -245,13 +246,89 @@ enum acp_config {
 	ACP_CONFIG_20,
 };
 
+struct snd_soc_acpi_codecs amp_rt1019 = {
+	.num_codecs = 1,
+	.codecs = {"10EC1019"}
+};
+
+struct snd_soc_acpi_codecs amp_max = {
+	.num_codecs = 1,
+	.codecs = {"MX98360A"}
+};
+
+struct snd_soc_acpi_mach snd_soc_acpi_amd_acp_machines[] = {
+	{
+		.id = "10EC5682",
+		.drv_name = "acp3xalc56821019",
+		.machine_quirk = snd_soc_acpi_codec_list,
+		.quirk_data = &amp_rt1019,
+	},
+	{
+		.id = "RTL5682",
+		.drv_name = "acp3xalc5682sm98360",
+		.machine_quirk = snd_soc_acpi_codec_list,
+		.quirk_data = &amp_max,
+	},
+	{
+		.id = "RTL5682",
+		.drv_name = "acp3xalc5682s1019",
+		.machine_quirk = snd_soc_acpi_codec_list,
+		.quirk_data = &amp_rt1019,
+	},
+	{
+		.id = "AMDI1019",
+		.drv_name = "renoir-acp",
+	},
+	{
+		.id = "ESSX8336",
+		.drv_name = "acp3x-es83xx",
+	},
+	{},
+};
+
+struct snd_soc_acpi_mach snd_soc_acpi_amd_rmb_acp_machines[] = {
+	{
+		.id = "10508825",
+		.drv_name = "rmb-nau8825-max",
+		.machine_quirk = snd_soc_acpi_codec_list,
+		.quirk_data = &amp_max,
+	},
+	{
+		.id = "AMDI0007",
+		.drv_name = "rembrandt-acp",
+	},
+	{
+		.id = "RTL5682",
+		.drv_name = "rmb-rt5682s-rt1019",
+		.machine_quirk = snd_soc_acpi_codec_list,
+		.quirk_data = &amp_rt1019,
+	},
+	{},
+};
+
+struct snd_soc_acpi_mach snd_soc_acpi_amd_acp63_acp_machines[] = {
+	{
+		.id = "AMDI0052",
+		.drv_name = "acp63-acp",
+	},
+	{},
+};
+
+struct snd_soc_acpi_mach snd_soc_acpi_amd_acp70_acp_machines[] = {
+	{
+		.id = "AMDI0029",
+		.drv_name = "acp70-acp",
+	},
+	{},
+};
+
 extern const struct snd_soc_dai_ops asoc_acp_cpu_dai_ops;
 extern const struct snd_soc_dai_ops acp_dmic_dai_ops;
 
 int acp_platform_register(struct device *dev);
 int acp_platform_unregister(struct device *dev);
 
-int acp_machine_select(struct acp_dev_data *adata);
+int acp_machine_select(struct acp_chip_info *chip);
 
 int acp_init(struct acp_chip_info *chip);
 int acp_deinit(struct acp_chip_info *chip);