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Message-Id: <20230527223553.10353-1-13916275206@139.com>
Date:   Sun, 28 May 2023 06:35:53 +0800
From:   Shenghao Ding <13916275206@....com>
To:     broonie@...nel.org, devicetree@...r.kernel.org,
        krzysztof.kozlowski+dt@...aro.org, robh+dt@...nel.org,
        lgirdwood@...il.com, perex@...ex.cz,
        pierre-louis.bossart@...ux.intel.com
Cc:     kevin-lu@...com, shenghao-ding@...com, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org, x1077012@...com, peeyush@...com,
        navada@...com, gentuser@...il.com, Ryan_Chu@...tron.com,
        Sam_Wu@...tron.com, tiwai@...e.de,
        Shenghao Ding <13916275206@....com>
Subject: [PATCH v4 4/6] ALSA: hda/tas2781: Add tas2781 HDA driver

Add tas2781 configs for Lenovo Laptops. All of the tas2781s in the laptop
will be aggregated as one codec.

Signed-off-by: Shenghao Ding <13916275206@....com>

---
Changes in v4:
 - Add tiwai@...e.de into Cc list
 - remove useless index
 - combine ALC287_FIXUP_TAS2781_I2C_2 and ALC287_FIXUP_TAS2781_I2C_4 together as
    ALC287_FIXUP_TAS2781_I2C, The code view all the tas2781s in the laptop as one instance.
 Changes to be committed:
	modified:   sound/pci/hda/patch_realtek.c
---
 sound/pci/hda/patch_realtek.c | 98 +++++++++++++++++++++++++++++++++--
 1 file changed, 95 insertions(+), 3 deletions(-)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 7b5f194513c7..7a333443296f 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6705,7 +6705,7 @@ static void comp_generic_playback_hook(struct hda_pcm_stream *hinfo, struct hda_
 	}
 }
 
-struct cs35l41_dev_name {
+struct scodec_dev_name {
 	const char *bus;
 	const char *hid;
 	int index;
@@ -6714,7 +6714,7 @@ struct cs35l41_dev_name {
 /* match the device name in a slightly relaxed manner */
 static int comp_match_cs35l41_dev_name(struct device *dev, void *data)
 {
-	struct cs35l41_dev_name *p = data;
+	struct scodec_dev_name *p = data;
 	const char *d = dev_name(dev);
 	int n = strlen(p->bus);
 	char tmp[32];
@@ -6730,12 +6730,32 @@ static int comp_match_cs35l41_dev_name(struct device *dev, void *data)
 	return !strcmp(d + n, tmp);
 }
 
+static int comp_match_tas2781_dev_name(struct device *dev,
+	void *data)
+{
+	struct scodec_dev_name *p = data;
+	const char *d = dev_name(dev);
+	int n = strlen(p->bus);
+	char tmp[32];
+
+	/* check the bus name */
+	if (strncmp(d, p->bus, n))
+		return 0;
+	/* skip the bus number */
+	if (isdigit(d[n]))
+		n++;
+	/* the rest must be exact matching */
+	snprintf(tmp, sizeof(tmp), "-%s:00", p->hid);
+
+	return !strcmp(d + n, tmp);
+}
+
 static void cs35l41_generic_fixup(struct hda_codec *cdc, int action, const char *bus,
 				  const char *hid, int count)
 {
 	struct device *dev = hda_codec_dev(cdc);
 	struct alc_spec *spec = cdc->spec;
-	struct cs35l41_dev_name *rec;
+	struct scodec_dev_name *rec;
 	int ret, i;
 
 	switch (action) {
@@ -6760,6 +6780,38 @@ static void cs35l41_generic_fixup(struct hda_codec *cdc, int action, const char
 	}
 }
 
+static void tas2781_generic_fixup(struct hda_codec *cdc, int action,
+	const char *bus, const char *hid)
+{
+	struct device *dev = hda_codec_dev(cdc);
+	struct alc_spec *spec = cdc->spec;
+	struct scodec_dev_name *rec;
+	int ret;
+
+	switch (action) {
+	case HDA_FIXUP_ACT_PRE_PROBE:
+		rec = devm_kmalloc(dev, sizeof(*rec), GFP_KERNEL);
+		if (!rec)
+			return;
+		rec->bus = bus;
+		rec->hid = hid;
+		rec->index = 0;
+		spec->comps[0].codec = cdc;
+		component_match_add(dev, &spec->match,
+			comp_match_tas2781_dev_name, rec);
+		ret = component_master_add_with_match(dev, &comp_master_ops,
+			spec->match);
+		if (ret)
+			codec_err(cdc,
+				"Fail to register component aggregator %d\n",
+				ret);
+		else
+			spec->gen.pcm_playback_hook =
+				comp_generic_playback_hook;
+		break;
+	}
+}
+
 static void cs35l41_fixup_i2c_two(struct hda_codec *cdc, const struct hda_fixup *fix, int action)
 {
 	cs35l41_generic_fixup(cdc, action, "i2c", "CSC3551", 2);
@@ -6787,6 +6839,12 @@ static void alc287_fixup_legion_16ithg6_speakers(struct hda_codec *cdc, const st
 	cs35l41_generic_fixup(cdc, action, "i2c", "CLSA0101", 2);
 }
 
+static void tas2781_fixup_i2c(struct hda_codec *cdc,
+	const struct hda_fixup *fix, int action)
+{
+	 tas2781_generic_fixup(cdc, action, "i2c", "TIAS2781");
+}
+
 /* for alc295_fixup_hp_top_speakers */
 #include "hp_x360_helper.c"
 
@@ -7203,6 +7261,7 @@ enum {
 	ALC287_FIXUP_YOGA9_14IAP7_BASS_SPK_PIN,
 	ALC295_FIXUP_DELL_INSPIRON_TOP_SPEAKERS,
 	ALC236_FIXUP_DELL_DUAL_CODECS,
+	ALC287_FIXUP_TAS2781_I2C,
 };
 
 /* A special fixup for Lenovo C940 and Yoga Duet 7;
@@ -9207,6 +9266,12 @@ static const struct hda_fixup alc269_fixups[] = {
 		.chained = true,
 		.chain_id = ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
 	},
+	[ALC287_FIXUP_TAS2781_I2C] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = tas2781_fixup_i2c,
+		.chained = true,
+		.chain_id = ALC269_FIXUP_THINKPAD_ACPI,
+	},
 };
 
 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -9754,6 +9819,33 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x17aa, 0x3853, "Lenovo Yoga 7 15ITL5", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS),
 	SND_PCI_QUIRK(0x17aa, 0x3855, "Legion 7 16ITHG6", ALC287_FIXUP_LEGION_16ITHG6),
 	SND_PCI_QUIRK(0x17aa, 0x3869, "Lenovo Yoga7 14IAL7", ALC287_FIXUP_YOGA9_14IAP7_BASS_SPK_PIN),
+	SND_PCI_QUIRK(0x17aa, 0x387d, "Yoga S780-16 pro Quad AAC",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x387e, "Yoga S780-16 pro Quad YC",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x3881, "YB9 dual powe mode2 YC",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x3884, "Y780 YG DUAL",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x3886, "Y780 VECO DUAL",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x38a7, "Y780P AMD YG dual",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x38a8, "Y780P AMD VECO dual",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x38ba, "Yoga S780-14.5 Air AMD quad YC",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x38bb, "Yoga S780-14.5 Air AMD quad AAC",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x38be, "Yoga S980-14.5 proX YC Dual",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x38bf, "Yoga S980-14.5 proX LX Dual",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x38c3, "Y980 DUAL", ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x38cb, "Y790 YG DUAL",
+		ALC287_FIXUP_TAS2781_I2C),
+	SND_PCI_QUIRK(0x17aa, 0x38cd, "Y790 VECO DUAL",
+		ALC287_FIXUP_TAS2781_I2C),
 	SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
 	SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
 	SND_PCI_QUIRK(0x17aa, 0x3978, "Lenovo B50-70", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
-- 
2.34.1


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