1 files changed, 29 insertions, 31 deletions

diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
index dabbd5d908f6..21100d2e6644 100644
--- a/sound/soc/sof/intel/hda.c
+++ b/sound/soc/sof/intel/hda.c
@@ -1105,7 +1105,8 @@ int hda_dsp_remove(struct snd_sof_dev *sdev)
 }
 
 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
-static int hda_generic_machine_select(struct snd_sof_dev *sdev)
+static void hda_generic_machine_select(struct snd_sof_dev *sdev,
+				       struct snd_soc_acpi_mach **mach)
 {
 	struct hdac_bus *bus = sof_to_bus(sdev);
 	struct snd_soc_acpi_mach_params *mach_params;
@@ -1137,7 +1138,7 @@ static int hda_generic_machine_select(struct snd_sof_dev *sdev)
 		 *  - one HDMI codec, and/or
 		 *  - one external HDAudio codec
 		 */
-		if (!pdata->machine && codec_num <= 2) {
+		if (!*mach && codec_num <= 2) {
 			hda_mach = snd_soc_acpi_intel_hda_machines;
 
 			dev_info(bus->dev, "using HDA machine driver %s now\n",
@@ -1152,10 +1153,9 @@ static int hda_generic_machine_select(struct snd_sof_dev *sdev)
 			tplg_filename = hda_mach->sof_tplg_filename;
 			ret = dmic_topology_fixup(sdev, &tplg_filename, idisp_str, &dmic_num);
 			if (ret < 0)
-				return ret;
+				return;
 
 			hda_mach->mach_params.dmic_num = dmic_num;
-			pdata->machine = hda_mach;
 			pdata->tplg_filename = tplg_filename;
 
 			if (codec_num == 2) {
@@ -1165,23 +1165,22 @@ static int hda_generic_machine_select(struct snd_sof_dev *sdev)
 				 */
 				hda_mach->mach_params.link_mask = 0;
 			}
+
+			*mach = hda_mach;
 		}
 	}
 
 	/* used by hda machine driver to create dai links */
-	if (pdata->machine) {
-		mach_params = (struct snd_soc_acpi_mach_params *)
-			&pdata->machine->mach_params;
+	if (*mach) {
+		mach_params = &(*mach)->mach_params;
 		mach_params->codec_mask = bus->codec_mask;
 		mach_params->common_hdmi_codec_drv = hda_codec_use_common_hdmi;
 	}
-
-	return 0;
 }
 #else
-static int hda_generic_machine_select(struct snd_sof_dev *sdev)
+static void hda_generic_machine_select(struct snd_sof_dev *sdev,
+				       struct snd_soc_acpi_mach **mach)
 {
-	return 0;
 }
 #endif
 
@@ -1264,7 +1263,7 @@ static bool link_slaves_found(struct snd_sof_dev *sdev,
 	return true;
 }
 
-static int hda_sdw_machine_select(struct snd_sof_dev *sdev)
+static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev)
 {
 	struct snd_sof_pdata *pdata = sdev->pdata;
 	const struct snd_soc_acpi_link_adr *link;
@@ -1282,7 +1281,7 @@ static int hda_sdw_machine_select(struct snd_sof_dev *sdev)
 	 * machines, for mixed cases with I2C/I2S the detection relies
 	 * on the HID list.
 	 */
-	if (link_mask && !pdata->machine) {
+	if (link_mask) {
 		for (mach = pdata->desc->alt_machines;
 		     mach && mach->link_mask; mach++) {
 			/*
@@ -1317,7 +1316,6 @@ static int hda_sdw_machine_select(struct snd_sof_dev *sdev)
 		if (mach && mach->link_mask) {
 			int dmic_num = 0;
 
-			pdata->machine = mach;
 			mach->mach_params.links = mach->links;
 			mach->mach_params.link_mask = mach->link_mask;
 			mach->mach_params.platform = dev_name(sdev->dev);
@@ -1339,9 +1337,8 @@ static int hda_sdw_machine_select(struct snd_sof_dev *sdev)
 				int ret;
 
 				ret = dmic_topology_fixup(sdev, &tplg_filename, "", &dmic_num);
-
 				if (ret < 0)
-					return ret;
+					return NULL;
 
 				pdata->tplg_filename = tplg_filename;
 			}
@@ -1351,35 +1348,36 @@ static int hda_sdw_machine_select(struct snd_sof_dev *sdev)
 				"SoundWire machine driver %s topology %s\n",
 				mach->drv_name,
 				pdata->tplg_filename);
-		} else {
-			dev_info(sdev->dev,
-				 "No SoundWire machine driver found\n");
+
+			return mach;
 		}
+
+		dev_info(sdev->dev, "No SoundWire machine driver found\n");
 	}
 
-	return 0;
+	return NULL;
 }
 #else
-static int hda_sdw_machine_select(struct snd_sof_dev *sdev)
+static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev)
 {
-	return 0;
+	return NULL;
 }
 #endif
 
-void hda_set_mach_params(const struct snd_soc_acpi_mach *mach,
+void hda_set_mach_params(struct snd_soc_acpi_mach *mach,
 			 struct snd_sof_dev *sdev)
 {
 	struct snd_sof_pdata *pdata = sdev->pdata;
 	const struct sof_dev_desc *desc = pdata->desc;
 	struct snd_soc_acpi_mach_params *mach_params;
 
-	mach_params = (struct snd_soc_acpi_mach_params *)&mach->mach_params;
+	mach_params = &mach->mach_params;
 	mach_params->platform = dev_name(sdev->dev);
 	mach_params->num_dai_drivers = desc->ops->num_drv;
 	mach_params->dai_drivers = desc->ops->drv;
 }
 
-void hda_machine_select(struct snd_sof_dev *sdev)
+struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev)
 {
 	struct snd_sof_pdata *sof_pdata = sdev->pdata;
 	const struct sof_dev_desc *desc = sof_pdata->desc;
@@ -1394,8 +1392,6 @@ void hda_machine_select(struct snd_sof_dev *sdev)
 		if (!sof_pdata->tplg_filename)
 			sof_pdata->tplg_filename = mach->sof_tplg_filename;
 
-		sof_pdata->machine = mach;
-
 		if (mach->link_mask) {
 			mach->mach_params.links = mach->links;
 			mach->mach_params.link_mask = mach->link_mask;
@@ -1405,16 +1401,18 @@ void hda_machine_select(struct snd_sof_dev *sdev)
 	/*
 	 * If I2S fails, try SoundWire
 	 */
-	hda_sdw_machine_select(sdev);
+	if (!mach)
+		mach = hda_sdw_machine_select(sdev);
 
 	/*
 	 * Choose HDA generic machine driver if mach is NULL.
 	 * Otherwise, set certain mach params.
 	 */
-	hda_generic_machine_select(sdev);
-
-	if (!sof_pdata->machine)
+	hda_generic_machine_select(sdev, &mach);
+	if (!mach)
 		dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n");
+
+	return mach;
 }
 
 int hda_pci_intel_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)