Merge branch 'asoc-5.4' into asoc-next

1 files changed, 81 insertions, 31 deletions

diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
index ae50839fddfe..c72e9a09eee1 100644
--- a/sound/soc/sof/intel/hda.c
+++ b/sound/soc/sof/intel/hda.c
@@ -19,13 +19,11 @@
 #include <sound/hda_register.h>
 
 #include <linux/module.h>
+#include <sound/intel-nhlt.h>
 #include <sound/sof.h>
 #include <sound/sof/xtensa.h>
 #include "../ops.h"
 #include "hda.h"
-#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
-#include "../../codecs/hdac_hda.h"
-#endif
 
 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
 #include <sound/soc-acpi-intel-match.h>
@@ -46,6 +44,18 @@ struct hda_dsp_msg_code {
 	const char *msg;
 };
 
+static bool hda_use_msi = IS_ENABLED(CONFIG_PCI);
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG)
+module_param_named(use_msi, hda_use_msi, bool, 0444);
+MODULE_PARM_DESC(use_msi, "SOF HDA use PCI MSI mode");
+#endif
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+static int hda_dmic_num = -1;
+module_param_named(dmic_num, hda_dmic_num, int, 0444);
+MODULE_PARM_DESC(dmic_num, "SOF HDA DMIC number");
+#endif
+
 static const struct hda_dsp_msg_code hda_dsp_rom_msg[] = {
 	{HDA_DSP_ROM_FW_MANIFEST_LOADED, "status: manifest loaded"},
 	{HDA_DSP_ROM_FW_FW_LOADED, "status: fw loaded"},
@@ -236,7 +246,6 @@ static int hda_init(struct snd_sof_dev *sdev)
 {
 	struct hda_bus *hbus;
 	struct hdac_bus *bus;
-	struct hdac_ext_bus_ops *ext_ops = NULL;
 	struct pci_dev *pci = to_pci_dev(sdev->dev);
 	int ret;
 
@@ -244,10 +253,7 @@ static int hda_init(struct snd_sof_dev *sdev)
 	bus = sof_to_bus(sdev);
 
 	/* HDA bus init */
-#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
-	ext_ops = snd_soc_hdac_hda_get_ops();
-#endif
-	sof_hda_bus_init(bus, &pci->dev, ext_ops);
+	sof_hda_bus_init(bus, &pci->dev);
 
 	/* Workaround for a communication error on CFL (bko#199007) and CNL */
 	if (IS_CFL(pci) || IS_CNL(pci))
@@ -284,8 +290,26 @@ static int hda_init(struct snd_sof_dev *sdev)
 
 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
 
+static int check_nhlt_dmic(struct snd_sof_dev *sdev)
+{
+	struct nhlt_acpi_table *nhlt;
+	int dmic_num;
+
+	nhlt = intel_nhlt_init(sdev->dev);
+	if (nhlt) {
+		dmic_num = intel_nhlt_get_dmic_geo(sdev->dev, nhlt);
+		intel_nhlt_free(nhlt);
+		if (dmic_num == 2 || dmic_num == 4)
+			return dmic_num;
+	}
+
+	return 0;
+}
+
 static const char *fixup_tplg_name(struct snd_sof_dev *sdev,
-				   const char *sof_tplg_filename)
+				   const char *sof_tplg_filename,
+				   const char *idisp_str,
+				   const char *dmic_str)
 {
 	const char *tplg_filename = NULL;
 	char *filename;
@@ -299,7 +323,8 @@ static const char *fixup_tplg_name(struct snd_sof_dev *sdev,
 	split_ext = strsep(&filename, ".");
 	if (split_ext) {
 		tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
-					       "%s-idisp.tplg", split_ext);
+					       "%s%s%s.tplg",
+					       split_ext, idisp_str, dmic_str);
 		if (!tplg_filename)
 			return NULL;
 	}
@@ -318,6 +343,9 @@ static int hda_init_caps(struct snd_sof_dev *sdev)
 	struct snd_sof_pdata *pdata = sdev->pdata;
 	struct snd_soc_acpi_mach *mach;
 	const char *tplg_filename;
+	const char *idisp_str;
+	const char *dmic_str;
+	int dmic_num;
 	int codec_num = 0;
 	int i;
 #endif
@@ -388,17 +416,39 @@ static int hda_init_caps(struct snd_sof_dev *sdev)
 			dev_info(bus->dev, "using HDA machine driver %s now\n",
 				 hda_mach->drv_name);
 
-			/* fixup topology file for HDMI only platforms */
-			if (codec_num == 1) {
-				/* use local variable for readability */
-				tplg_filename = pdata->tplg_filename;
-				tplg_filename = fixup_tplg_name(sdev, tplg_filename);
-				if (!tplg_filename) {
-					hda_codec_i915_exit(sdev);
-					return ret;
-				}
-				pdata->tplg_filename = tplg_filename;
+			if (codec_num == 1)
+				idisp_str = "-idisp";
+			else
+				idisp_str = "";
+
+			/* first check NHLT for DMICs */
+			dmic_num = check_nhlt_dmic(sdev);
+
+			/* allow for module parameter override */
+			if (hda_dmic_num != -1)
+				dmic_num = hda_dmic_num;
+
+			switch (dmic_num) {
+			case 2:
+				dmic_str = "-2ch";
+				break;
+			case 4:
+				dmic_str = "-4ch";
+				break;
+			default:
+				dmic_num = 0;
+				dmic_str = "";
+				break;
 			}
+
+			tplg_filename = pdata->tplg_filename;
+			tplg_filename = fixup_tplg_name(sdev, tplg_filename,
+							idisp_str, dmic_str);
+			if (!tplg_filename) {
+				hda_codec_i915_exit(sdev);
+				return ret;
+			}
+			pdata->tplg_filename = tplg_filename;
 		}
 	}
 
@@ -535,11 +585,18 @@ int hda_dsp_probe(struct snd_sof_dev *sdev)
 	 * register our IRQ
 	 * let's try to enable msi firstly
 	 * if it fails, use legacy interrupt mode
-	 * TODO: support interrupt mode selection with kernel parameter
-	 *       support msi multiple vectors
+	 * TODO: support msi multiple vectors
 	 */
-	ret = pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI);
-	if (ret < 0) {
+	if (hda_use_msi && pci_alloc_irq_vectors(pci, 1, 1, PCI_IRQ_MSI) > 0) {
+		dev_info(sdev->dev, "use msi interrupt mode\n");
+		hdev->irq = pci_irq_vector(pci, 0);
+		/* ipc irq number is the same of hda irq */
+		sdev->ipc_irq = hdev->irq;
+		/* initialised to "false" by kzalloc() */
+		sdev->msi_enabled = true;
+	}
+
+	if (!sdev->msi_enabled) {
 		dev_info(sdev->dev, "use legacy interrupt mode\n");
 		/*
 		 * in IO-APIC mode, hda->irq and ipc_irq are using the same
@@ -547,13 +604,6 @@ int hda_dsp_probe(struct snd_sof_dev *sdev)
 		 */
 		hdev->irq = pci->irq;
 		sdev->ipc_irq = pci->irq;
-		sdev->msi_enabled = 0;
-	} else {
-		dev_info(sdev->dev, "use msi interrupt mode\n");
-		hdev->irq = pci_irq_vector(pci, 0);
-		/* ipc irq number is the same of hda irq */
-		sdev->ipc_irq = hdev->irq;
-		sdev->msi_enabled = 1;
 	}
 
 	dev_dbg(sdev->dev, "using HDA IRQ %d\n", hdev->irq);