ASoC: SOF: Intel: hda: refactoring topology name fixup for HDA mach

Move I2S mach's topology name fixup code to the end of machine driver
enumeration flow so HDA mach could also use same code to fixup its
topology file name as well. No functional change in this commit.

Signed-off-by: Brent Lu <brent.lu@intel.com>

Author: brentlu

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

@@ -13,7 +13,8 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_hda_machines[] = {
 	{
 		/* .id is not used in this file */
 		.drv_name = "skl_hda_dsp_generic",
-		.sof_tplg_filename = "sof-hda-generic.tplg",
+		.sof_tplg_filename = "sof-hda-generic", /* the tplg suffix is added at run time */
+		.tplg_quirk_mask = SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER,
 	},
 	{},
 };

sound/soc/sof/intel/hda.c

@@ -558,7 +558,7 @@ static int check_nhlt_ssp_mclk_mask(struct snd_sof_dev *sdev, int ssp_num)
 	return intel_nhlt_ssp_mclk_mask(nhlt, ssp_num);
 }
 
-#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC) || IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
 
 static const char *fixup_tplg_name(struct snd_sof_dev *sdev,
 				   const char *sof_tplg_filename,
@@ -1043,10 +1043,7 @@ static void hda_generic_machine_select(struct snd_sof_dev *sdev,
 	struct snd_soc_acpi_mach *hda_mach;
 	struct snd_sof_pdata *pdata = sdev->pdata;
 	const char *tplg_filename;
-	const char *idisp_str;
-	int dmic_num = 0;
 	int codec_num = 0;
-	int ret;
 	int i;
 
 	/* codec detection */
@@ -1069,33 +1066,30 @@ static void hda_generic_machine_select(struct snd_sof_dev *sdev,
 		 *  - one external HDAudio codec
 		 */
 		if (!*mach && codec_num <= 2) {
-			bool tplg_fixup;
+			bool tplg_fixup = false;
 
 			hda_mach = snd_soc_acpi_intel_hda_machines;
 
 			dev_info(bus->dev, "using HDA machine driver %s now\n",
 				 hda_mach->drv_name);
 
-			if (codec_num == 1 && HDA_IDISP_CODEC(bus->codec_mask))
-				idisp_str = "-idisp";
-			else
-				idisp_str = "";
-
-			/* topology: use the info from hda_machines */
-			if (pdata->tplg_filename) {
-				tplg_fixup = false;
-				tplg_filename = pdata->tplg_filename;
-			} else {
+			/*
+			 * topology: use the info from hda_machines since tplg file name
+			 * is not overwritten
+			 */
+			if (!pdata->tplg_filename)
 				tplg_fixup = true;
-				tplg_filename = hda_mach->sof_tplg_filename;
-			}
-			ret = dmic_detect_topology_fixup(sdev, &tplg_filename, idisp_str, &dmic_num,
-							 tplg_fixup);
-			if (ret < 0)
-				return;
 
-			hda_mach->mach_params.dmic_num = dmic_num;
-			pdata->tplg_filename = tplg_filename;
+			if (tplg_fixup &&
+			    codec_num == 1 && HDA_IDISP_CODEC(bus->codec_mask)) {
+				tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
+							       "%s-idisp",
+							       hda_mach->sof_tplg_filename);
+				if (!tplg_filename)
+					return;
+
+				hda_mach->sof_tplg_filename = tplg_filename;
+			}
 
 			if (codec_num == 2 ||
 			    (codec_num == 1 && !HDA_IDISP_CODEC(bus->codec_mask))) {
@@ -1309,11 +1303,35 @@ struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev)
 	const char *tplg_filename;
 	const char *tplg_suffix;
 	bool amp_name_valid;
+	bool i2s_mach_found = false;
 
 	/* Try I2S or DMIC if it is supported */
-	if (interface_mask & (BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC)))
+	if (interface_mask & (BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC))) {
 		mach = snd_soc_acpi_find_machine(desc->machines);
+		if (mach)
+			i2s_mach_found = true;
+	}
+
+	/*
+	 * If I2S fails and no external HDaudio codec is detected,
+	 * try SoundWire if it is supported
+	 */
+	if (!mach && !HDA_EXT_CODEC(bus->codec_mask) &&
+	    (interface_mask & BIT(SOF_DAI_INTEL_ALH)))
+		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, &mach);
+	if (!mach)
+		dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n");
+
+	/*
+	 * Fixup tplg file name by appending dmic num, ssp num, codec/amplifier
+	 * name string if quirk flag is set.
+	 */
 	if (mach) {
 		bool add_extension = false;
 		bool tplg_fixup = false;
@@ -1347,7 +1365,7 @@ struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev)
 			tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
 						       "%s%s%d%s",
 						       sof_pdata->tplg_filename,
-						       "-dmic",
+						       i2s_mach_found ? "-dmic" : "-",
 						       mach->mach_params.dmic_num,
 						       "ch");
 			if (!tplg_filename)
@@ -1477,22 +1495,6 @@ struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev)
 		}
 	}
 
-	/*
-	 * If I2S fails and no external HDaudio codec is detected,
-	 * try SoundWire if it is supported
-	 */
-	if (!mach && !HDA_EXT_CODEC(bus->codec_mask) &&
-	    (interface_mask & BIT(SOF_DAI_INTEL_ALH)))
-		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, &mach);
-	if (!mach)
-		dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n");
-
 	return mach;
 }