Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 422 insertions, 0 deletions

diff --git a/sound/soc/intel/boards/sof_maxim_common.c b/sound/soc/intel/boards/sof_maxim_common.c
new file mode 100644
index 000000000..628b6d5d3
--- /dev/null
+++ b/sound/soc/intel/boards/sof_maxim_common.c
@@ -0,0 +1,422 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright(c) 2020 Intel Corporation. All rights reserved.
+#include <linux/module.h>
+#include <linux/string.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-dai.h>
+#include <sound/soc-dapm.h>
+#include <uapi/sound/asound.h>
+#include "sof_maxim_common.h"
+
+/* helper function to get the number of specific codec */
+static unsigned int get_num_codecs(const char *hid)
+{
+	struct acpi_device *adev;
+	unsigned int dev_num = 0;
+
+	for_each_acpi_dev_match(adev, hid, NULL, -1)
+		dev_num++;
+
+	return dev_num;
+}
+
+#define MAX_98373_PIN_NAME 16
+
+const struct snd_soc_dapm_route max_98373_dapm_routes[] = {
+	/* speaker */
+	{ "Left Spk", NULL, "Left BE_OUT" },
+	{ "Right Spk", NULL, "Right BE_OUT" },
+};
+EXPORT_SYMBOL_NS(max_98373_dapm_routes, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+static struct snd_soc_codec_conf max_98373_codec_conf[] = {
+	{
+		.dlc = COMP_CODEC_CONF(MAX_98373_DEV0_NAME),
+		.name_prefix = "Right",
+	},
+	{
+		.dlc = COMP_CODEC_CONF(MAX_98373_DEV1_NAME),
+		.name_prefix = "Left",
+	},
+};
+
+struct snd_soc_dai_link_component max_98373_components[] = {
+	{  /* For Right */
+		.name = MAX_98373_DEV0_NAME,
+		.dai_name = MAX_98373_CODEC_DAI,
+	},
+	{  /* For Left */
+		.name = MAX_98373_DEV1_NAME,
+		.dai_name = MAX_98373_CODEC_DAI,
+	},
+};
+EXPORT_SYMBOL_NS(max_98373_components, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+static int max_98373_hw_params(struct snd_pcm_substream *substream,
+			       struct snd_pcm_hw_params *params)
+{
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai;
+	int j;
+
+	for_each_rtd_codec_dais(rtd, j, codec_dai) {
+		if (!strcmp(codec_dai->component->name, MAX_98373_DEV0_NAME)) {
+			/* DEV0 tdm slot configuration */
+			snd_soc_dai_set_tdm_slot(codec_dai, 0x03, 3, 8, 32);
+		}
+		if (!strcmp(codec_dai->component->name, MAX_98373_DEV1_NAME)) {
+			/* DEV1 tdm slot configuration */
+			snd_soc_dai_set_tdm_slot(codec_dai, 0x0C, 3, 8, 32);
+		}
+	}
+	return 0;
+}
+
+int max_98373_trigger(struct snd_pcm_substream *substream, int cmd)
+{
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai;
+	struct snd_soc_dai *cpu_dai;
+	int j;
+	int ret = 0;
+
+	/* set spk pin by playback only */
+	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+		return 0;
+
+	cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	for_each_rtd_codec_dais(rtd, j, codec_dai) {
+		struct snd_soc_dapm_context *dapm =
+				snd_soc_component_get_dapm(cpu_dai->component);
+		char pin_name[MAX_98373_PIN_NAME];
+
+		snprintf(pin_name, ARRAY_SIZE(pin_name), "%s Spk",
+			 codec_dai->component->name_prefix);
+
+		switch (cmd) {
+		case SNDRV_PCM_TRIGGER_START:
+		case SNDRV_PCM_TRIGGER_RESUME:
+		case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+			ret = snd_soc_dapm_enable_pin(dapm, pin_name);
+			if (!ret)
+				snd_soc_dapm_sync(dapm);
+			break;
+		case SNDRV_PCM_TRIGGER_STOP:
+		case SNDRV_PCM_TRIGGER_SUSPEND:
+		case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+			ret = snd_soc_dapm_disable_pin(dapm, pin_name);
+			if (!ret)
+				snd_soc_dapm_sync(dapm);
+			break;
+		default:
+			break;
+		}
+	}
+
+	return ret;
+}
+EXPORT_SYMBOL_NS(max_98373_trigger, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+struct snd_soc_ops max_98373_ops = {
+	.hw_params = max_98373_hw_params,
+	.trigger = max_98373_trigger,
+};
+EXPORT_SYMBOL_NS(max_98373_ops, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+int max_98373_spk_codec_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_card *card = rtd->card;
+	int ret;
+
+	ret = snd_soc_dapm_add_routes(&card->dapm, max_98373_dapm_routes,
+				      ARRAY_SIZE(max_98373_dapm_routes));
+	if (ret)
+		dev_err(rtd->dev, "Speaker map addition failed: %d\n", ret);
+	return ret;
+}
+EXPORT_SYMBOL_NS(max_98373_spk_codec_init, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+void max_98373_set_codec_conf(struct snd_soc_card *card)
+{
+	card->codec_conf = max_98373_codec_conf;
+	card->num_configs = ARRAY_SIZE(max_98373_codec_conf);
+}
+EXPORT_SYMBOL_NS(max_98373_set_codec_conf, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+/*
+ * Maxim MAX98390
+ */
+static const struct snd_soc_dapm_route max_98390_dapm_routes[] = {
+	/* speaker */
+	{ "Left Spk", NULL, "Left BE_OUT" },
+	{ "Right Spk", NULL, "Right BE_OUT" },
+};
+
+static const struct snd_kcontrol_new max_98390_tt_kcontrols[] = {
+	SOC_DAPM_PIN_SWITCH("TL Spk"),
+	SOC_DAPM_PIN_SWITCH("TR Spk"),
+};
+
+static const struct snd_soc_dapm_widget max_98390_tt_dapm_widgets[] = {
+	SND_SOC_DAPM_SPK("TL Spk", NULL),
+	SND_SOC_DAPM_SPK("TR Spk", NULL),
+};
+
+static const struct snd_soc_dapm_route max_98390_tt_dapm_routes[] = {
+	/* Tweeter speaker */
+	{ "TL Spk", NULL, "Tweeter Left BE_OUT" },
+	{ "TR Spk", NULL, "Tweeter Right BE_OUT" },
+};
+
+static struct snd_soc_codec_conf max_98390_codec_conf[] = {
+	{
+		.dlc = COMP_CODEC_CONF(MAX_98390_DEV0_NAME),
+		.name_prefix = "Right",
+	},
+	{
+		.dlc = COMP_CODEC_CONF(MAX_98390_DEV1_NAME),
+		.name_prefix = "Left",
+	},
+	{
+		.dlc = COMP_CODEC_CONF(MAX_98390_DEV2_NAME),
+		.name_prefix = "Tweeter Right",
+	},
+	{
+		.dlc = COMP_CODEC_CONF(MAX_98390_DEV3_NAME),
+		.name_prefix = "Tweeter Left",
+	},
+};
+
+static struct snd_soc_dai_link_component max_98390_components[] = {
+	{
+		.name = MAX_98390_DEV0_NAME,
+		.dai_name = MAX_98390_CODEC_DAI,
+	},
+	{
+		.name = MAX_98390_DEV1_NAME,
+		.dai_name = MAX_98390_CODEC_DAI,
+	},
+	{
+		.name = MAX_98390_DEV2_NAME,
+		.dai_name = MAX_98390_CODEC_DAI,
+	},
+	{
+		.name = MAX_98390_DEV3_NAME,
+		.dai_name = MAX_98390_CODEC_DAI,
+	},
+};
+
+static const struct {
+	unsigned int tx;
+	unsigned int rx;
+} max_98390_tdm_mask[] = {
+	{.tx = 0x01, .rx = 0x3},
+	{.tx = 0x02, .rx = 0x3},
+	{.tx = 0x04, .rx = 0x3},
+	{.tx = 0x08, .rx = 0x3},
+};
+
+static int max_98390_hw_params(struct snd_pcm_substream *substream,
+			       struct snd_pcm_hw_params *params)
+{
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai;
+	int i, ret;
+
+	for_each_rtd_codec_dais(rtd, i, codec_dai) {
+		if (i >= ARRAY_SIZE(max_98390_tdm_mask)) {
+			dev_err(codec_dai->dev, "invalid codec index %d\n", i);
+			return -ENODEV;
+		}
+
+		ret = snd_soc_dai_set_tdm_slot(codec_dai, max_98390_tdm_mask[i].tx,
+					       max_98390_tdm_mask[i].rx, 4,
+					       params_width(params));
+		if (ret < 0) {
+			dev_err(codec_dai->dev, "fail to set tdm slot, ret %d\n",
+				ret);
+			return ret;
+		}
+	}
+	return 0;
+}
+
+static int max_98390_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_card *card = rtd->card;
+	unsigned int num_codecs = get_num_codecs(MAX_98390_ACPI_HID);
+	int ret;
+
+	switch (num_codecs) {
+	case 4:
+		/* add widgets/controls/dapm for tweeter speakers */
+		ret = snd_soc_dapm_new_controls(&card->dapm, max_98390_tt_dapm_widgets,
+						ARRAY_SIZE(max_98390_tt_dapm_widgets));
+		if (ret) {
+			dev_err(rtd->dev, "unable to add tweeter dapm widgets, ret %d\n",
+				ret);
+			/* Don't need to add routes if widget addition failed */
+			return ret;
+		}
+
+		ret = snd_soc_add_card_controls(card, max_98390_tt_kcontrols,
+						ARRAY_SIZE(max_98390_tt_kcontrols));
+		if (ret) {
+			dev_err(rtd->dev, "unable to add tweeter controls, ret %d\n",
+				ret);
+			return ret;
+		}
+
+		ret = snd_soc_dapm_add_routes(&card->dapm, max_98390_tt_dapm_routes,
+					      ARRAY_SIZE(max_98390_tt_dapm_routes));
+		if (ret) {
+			dev_err(rtd->dev, "unable to add tweeter dapm routes, ret %d\n",
+				ret);
+			return ret;
+		}
+
+		fallthrough;
+	case 2:
+		/* add regular speakers dapm route */
+		ret = snd_soc_dapm_add_routes(&card->dapm, max_98390_dapm_routes,
+					      ARRAY_SIZE(max_98390_dapm_routes));
+		if (ret) {
+			dev_err(rtd->dev, "unable to add dapm routes, ret %d\n",
+				ret);
+			return ret;
+		}
+		break;
+	default:
+		dev_err(rtd->dev, "invalid codec number %d\n", num_codecs);
+		return -EINVAL;
+	}
+
+	return ret;
+}
+
+static const struct snd_soc_ops max_98390_ops = {
+	.hw_params = max_98390_hw_params,
+};
+
+void max_98390_dai_link(struct device *dev, struct snd_soc_dai_link *link)
+{
+	unsigned int num_codecs = get_num_codecs(MAX_98390_ACPI_HID);
+
+	link->codecs = max_98390_components;
+
+	switch (num_codecs) {
+	case 2:
+	case 4:
+		link->num_codecs = num_codecs;
+		break;
+	default:
+		dev_err(dev, "invalid codec number %d for %s\n", num_codecs,
+			MAX_98390_ACPI_HID);
+		break;
+	}
+
+	link->init = max_98390_init;
+	link->ops = &max_98390_ops;
+}
+EXPORT_SYMBOL_NS(max_98390_dai_link, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+void max_98390_set_codec_conf(struct device *dev, struct snd_soc_card *card)
+{
+	unsigned int num_codecs = get_num_codecs(MAX_98390_ACPI_HID);
+
+	card->codec_conf = max_98390_codec_conf;
+
+	switch (num_codecs) {
+	case 2:
+	case 4:
+		card->num_configs = num_codecs;
+		break;
+	default:
+		dev_err(dev, "invalid codec number %d for %s\n", num_codecs,
+			MAX_98390_ACPI_HID);
+		break;
+	}
+}
+EXPORT_SYMBOL_NS(max_98390_set_codec_conf, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+/*
+ * Maxim MAX98357A/MAX98360A
+ */
+static const struct snd_kcontrol_new max_98357a_kcontrols[] = {
+	SOC_DAPM_PIN_SWITCH("Spk"),
+};
+
+static const struct snd_soc_dapm_widget max_98357a_dapm_widgets[] = {
+	SND_SOC_DAPM_SPK("Spk", NULL),
+};
+
+static const struct snd_soc_dapm_route max_98357a_dapm_routes[] = {
+	/* speaker */
+	{"Spk", NULL, "Speaker"},
+};
+
+static struct snd_soc_dai_link_component max_98357a_components[] = {
+	{
+		.name = MAX_98357A_DEV0_NAME,
+		.dai_name = MAX_98357A_CODEC_DAI,
+	}
+};
+
+static struct snd_soc_dai_link_component max_98360a_components[] = {
+	{
+		.name = MAX_98360A_DEV0_NAME,
+		.dai_name = MAX_98357A_CODEC_DAI,
+	}
+};
+
+static int max_98357a_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_card *card = rtd->card;
+	int ret;
+
+	ret = snd_soc_dapm_new_controls(&card->dapm, max_98357a_dapm_widgets,
+					ARRAY_SIZE(max_98357a_dapm_widgets));
+	if (ret) {
+		dev_err(rtd->dev, "unable to add dapm controls, ret %d\n", ret);
+		/* Don't need to add routes if widget addition failed */
+		return ret;
+	}
+
+	ret = snd_soc_add_card_controls(card, max_98357a_kcontrols,
+					ARRAY_SIZE(max_98357a_kcontrols));
+	if (ret) {
+		dev_err(rtd->dev, "unable to add card controls, ret %d\n", ret);
+		return ret;
+	}
+
+	ret = snd_soc_dapm_add_routes(&card->dapm, max_98357a_dapm_routes,
+				      ARRAY_SIZE(max_98357a_dapm_routes));
+
+	if (ret)
+		dev_err(rtd->dev, "unable to add dapm routes, ret %d\n", ret);
+
+	return ret;
+}
+
+void max_98357a_dai_link(struct snd_soc_dai_link *link)
+{
+	link->codecs = max_98357a_components;
+	link->num_codecs = ARRAY_SIZE(max_98357a_components);
+	link->init = max_98357a_init;
+}
+EXPORT_SYMBOL_NS(max_98357a_dai_link, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+void max_98360a_dai_link(struct snd_soc_dai_link *link)
+{
+	link->codecs = max_98360a_components;
+	link->num_codecs = ARRAY_SIZE(max_98360a_components);
+	link->init = max_98357a_init;
+}
+EXPORT_SYMBOL_NS(max_98360a_dai_link, SND_SOC_INTEL_SOF_MAXIM_COMMON);
+
+MODULE_DESCRIPTION("ASoC Intel SOF Maxim helpers");
+MODULE_LICENSE("GPL");