[PATCH v4 10/10] ALSA: hda/realtek: Add CS35L41 support for Thinkpad laptops

[Lucas Tanure]

From: Stefan Binding <sbinding at opensource.cirrus.com>

Add support for two CS35L41 using I2C bus and the component
binding method

Signed-off-by: Stefan Binding <sbinding at opensource.cirrus.com>
Signed-off-by: Lucas Tanure <tanureal at opensource.cirrus.com>
---
 sound/pci/hda/patch_realtek.c | 37 +++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index c7afabfae574..56c2ce3121fd 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6555,6 +6555,35 @@ void comp_generic_playback_hook(struct hda_pcm_stream *hinfo, struct hda_codec *
 	}
 }
 
+static void cs35l41_generic_fixup(struct hda_codec *codec, int action, const char *bus,
+				  const char *hid, int count)
+{
+	struct device *dev = hda_codec_dev(codec);
+	struct alc_spec *spec = codec->spec;
+	char *name;
+	int ret, i;
+
+	switch (action) {
+	case HDA_FIXUP_ACT_PRE_PROBE:
+		for (i = 0; i < count; i++) {
+			name = devm_kasprintf(dev, GFP_KERNEL,
+					      "%s-%s:00-cs35l41-hda.%d", bus, hid, i);
+			component_match_add(dev, &spec->match, comp_match_dev_name, name);
+		}
+		ret = component_master_add_with_match(dev, &comp_master_ops, spec->match);
+		if (ret)
+			codec_err(codec, "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 *codec, const struct hda_fixup *fix, int action)
+{
+	cs35l41_generic_fixup(codec, action, "i2c", "CSC3551", 2);
+}
+
 void alc287_legion_16achg6_playback_hook(struct hda_pcm_stream *hinfo, struct hda_codec *codec,
 					 struct snd_pcm_substream *sub, int action)
 {
@@ -6871,6 +6900,7 @@ enum {
 	ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE,
 	ALC233_FIXUP_NO_AUDIO_JACK,
 	ALC287_FIXUP_LEGION_16ACHG6,
+	ALC287_FIXUP_CS35L41_I2C_2,
 };
 
 static const struct hda_fixup alc269_fixups[] = {
@@ -8599,6 +8629,10 @@ static const struct hda_fixup alc269_fixups[] = {
 		.type = HDA_FIXUP_FUNC,
 		.v.func = alc287_fixup_legion_16achg6_speakers,
 	},
+	[ALC287_FIXUP_CS35L41_I2C_2] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = cs35l41_fixup_i2c_two,
+	},
 };
 
 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -9009,6 +9043,9 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x17aa, 0x3843, "Yoga 9i", ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP),
 	SND_PCI_QUIRK(0x17aa, 0x3813, "Legion 7i 15IMHG05", ALC287_FIXUP_LEGION_15IMHG05_SPEAKERS),
 	SND_PCI_QUIRK(0x17aa, 0x3847, "Legion 7 16ACHG6", ALC287_FIXUP_LEGION_16ACHG6),
+	SND_PCI_QUIRK(0x17aa, 0x22F1, "Thinkpad", ALC287_FIXUP_CS35L41_I2C_2),
+	SND_PCI_QUIRK(0x17aa, 0x22F2, "Thinkpad", ALC287_FIXUP_CS35L41_I2C_2),
+	SND_PCI_QUIRK(0x17aa, 0x22F3, "Thinkpad", ALC287_FIXUP_CS35L41_I2C_2),
 	SND_PCI_QUIRK(0x17aa, 0x3852, "Lenovo Yoga 7 14ITL5", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS),
 	SND_PCI_QUIRK(0x17aa, 0x3853, "Lenovo Yoga 7 15ITL5", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS),
 	SND_PCI_QUIRK(0x17aa, 0x3819, "Lenovo 13s Gen2 ITL", ALC287_FIXUP_13S_GEN2_SPEAKERS),
-- 
2.34.1