Adding upstream version 6.1.76.upstream/6.1.76

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

1 files changed, 182 insertions, 0 deletions

diff --git a/sound/soc/intel/boards/sof_sdw_rt711.c b/sound/soc/intel/boards/sof_sdw_rt711.c
new file mode 100644
index 000000000..8291967f2
--- /dev/null
+++ b/sound/soc/intel/boards/sof_sdw_rt711.c
@@ -0,0 +1,182 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// Copyright (c) 2020 Intel Corporation
+
+/*
+ *  sof_sdw_rt711 - Helpers to handle RT711 from generic machine driver
+ */
+
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/input.h>
+#include <linux/soundwire/sdw.h>
+#include <linux/soundwire/sdw_type.h>
+#include <sound/control.h>
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-dapm.h>
+#include <sound/jack.h>
+#include "sof_sdw_common.h"
+
+/*
+ * Note this MUST be called before snd_soc_register_card(), so that the props
+ * are in place before the codec component driver's probe function parses them.
+ */
+static int rt711_add_codec_device_props(struct device *sdw_dev)
+{
+	struct property_entry props[MAX_NO_PROPS] = {};
+	struct fwnode_handle *fwnode;
+	int ret;
+
+	if (!SOF_RT711_JDSRC(sof_sdw_quirk))
+		return 0;
+	props[0] = PROPERTY_ENTRY_U32("realtek,jd-src", SOF_RT711_JDSRC(sof_sdw_quirk));
+
+	fwnode = fwnode_create_software_node(props, NULL);
+	if (IS_ERR(fwnode))
+		return PTR_ERR(fwnode);
+
+	ret = device_add_software_node(sdw_dev, to_software_node(fwnode));
+
+	fwnode_handle_put(fwnode);
+
+	return ret;
+}
+
+static const struct snd_soc_dapm_widget rt711_widgets[] = {
+	SND_SOC_DAPM_HP("Headphone", NULL),
+	SND_SOC_DAPM_MIC("Headset Mic", NULL),
+};
+
+static const struct snd_soc_dapm_route rt711_map[] = {
+	/* Headphones */
+	{ "Headphone", NULL, "rt711 HP" },
+	{ "rt711 MIC2", NULL, "Headset Mic" },
+};
+
+static const struct snd_kcontrol_new rt711_controls[] = {
+	SOC_DAPM_PIN_SWITCH("Headphone"),
+	SOC_DAPM_PIN_SWITCH("Headset Mic"),
+};
+
+static struct snd_soc_jack_pin rt711_jack_pins[] = {
+	{
+		.pin    = "Headphone",
+		.mask   = SND_JACK_HEADPHONE,
+	},
+	{
+		.pin    = "Headset Mic",
+		.mask   = SND_JACK_MICROPHONE,
+	},
+};
+
+static int rt711_rtd_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_card *card = rtd->card;
+	struct mc_private *ctx = snd_soc_card_get_drvdata(card);
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+	struct snd_soc_component *component = codec_dai->component;
+	struct snd_soc_jack *jack;
+	int ret;
+
+	card->components = devm_kasprintf(card->dev, GFP_KERNEL,
+					  "%s hs:rt711",
+					  card->components);
+	if (!card->components)
+		return -ENOMEM;
+
+	ret = snd_soc_add_card_controls(card, rt711_controls,
+					ARRAY_SIZE(rt711_controls));
+	if (ret) {
+		dev_err(card->dev, "rt711 controls addition failed: %d\n", ret);
+		return ret;
+	}
+
+	ret = snd_soc_dapm_new_controls(&card->dapm, rt711_widgets,
+					ARRAY_SIZE(rt711_widgets));
+	if (ret) {
+		dev_err(card->dev, "rt711 widgets addition failed: %d\n", ret);
+		return ret;
+	}
+
+	ret = snd_soc_dapm_add_routes(&card->dapm, rt711_map,
+				      ARRAY_SIZE(rt711_map));
+
+	if (ret) {
+		dev_err(card->dev, "rt711 map addition failed: %d\n", ret);
+		return ret;
+	}
+
+	ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
+					 SND_JACK_HEADSET | SND_JACK_BTN_0 |
+					 SND_JACK_BTN_1 | SND_JACK_BTN_2 |
+					 SND_JACK_BTN_3,
+					 &ctx->sdw_headset,
+					 rt711_jack_pins,
+					 ARRAY_SIZE(rt711_jack_pins));
+	if (ret) {
+		dev_err(rtd->card->dev, "Headset Jack creation failed: %d\n",
+			ret);
+		return ret;
+	}
+
+	jack = &ctx->sdw_headset;
+
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
+
+	ret = snd_soc_component_set_jack(component, jack, NULL);
+
+	if (ret)
+		dev_err(rtd->card->dev, "Headset Jack call-back failed: %d\n",
+			ret);
+
+	return ret;
+}
+
+int sof_sdw_rt711_exit(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link)
+{
+	struct mc_private *ctx = snd_soc_card_get_drvdata(card);
+
+	if (!ctx->headset_codec_dev)
+		return 0;
+
+	device_remove_software_node(ctx->headset_codec_dev);
+	put_device(ctx->headset_codec_dev);
+
+	return 0;
+}
+
+int sof_sdw_rt711_init(struct snd_soc_card *card,
+		       const struct snd_soc_acpi_link_adr *link,
+		       struct snd_soc_dai_link *dai_links,
+		       struct sof_sdw_codec_info *info,
+		       bool playback)
+{
+	struct mc_private *ctx = snd_soc_card_get_drvdata(card);
+	struct device *sdw_dev;
+	int ret;
+
+	/*
+	 * headset should be initialized once.
+	 * Do it with dai link for playback.
+	 */
+	if (!playback)
+		return 0;
+
+	sdw_dev = bus_find_device_by_name(&sdw_bus_type, NULL, dai_links->codecs[0].name);
+	if (!sdw_dev)
+		return -EPROBE_DEFER;
+
+	ret = rt711_add_codec_device_props(sdw_dev);
+	if (ret < 0) {
+		put_device(sdw_dev);
+		return ret;
+	}
+	ctx->headset_codec_dev = sdw_dev;
+
+	dai_links->init = rt711_rtd_init;
+
+	return 0;
+}