--- sound/pci/hda/patch_realtek.c.orig	2024-03-04 00:02:52.000000000 +0300
+++ sound/pci/hda/patch_realtek.c	2024-03-07 17:32:48.434464018 +0300
@@ -7204,6 +7204,32 @@
 	}
 }
 
+static void alc245_fixup_hp_spectre_x360_eu0xxx(struct hda_codec *codec,
+					  const struct hda_fixup *fix, int action)
+{
+	/*
+	 * Prefer both bass (0x14) and treble speakers (0x17) connected to DAC 0x02.
+	 * Headphones (0x21) are connected to DAC 0x03.
+	 */
+	static const hda_nid_t preferred_pairs[] = {
+		0x14, 0x02,
+		0x17, 0x02,
+		0x21, 0x03,
+		0
+	};
+	struct alc_spec *spec = codec->spec;
+
+	switch (action) {
+	case HDA_FIXUP_ACT_PRE_PROBE:
+		spec->gen.preferred_dacs = preferred_pairs;
+		break;
+	}
+
+	cs35l41_fixup_i2c_two(codec, fix, action);
+	alc245_fixup_hp_mute_led_coefbit(codec, fix, action);
+	alc245_fixup_hp_gpio_led(codec, fix, action);
+}
+
 
 enum {
 	ALC269_FIXUP_GPIO2,
@@ -7478,6 +7504,7 @@
 	ALC2XX_FIXUP_HEADSET_MIC,
 	ALC289_FIXUP_DELL_CS35L41_SPI_2,
 	ALC294_FIXUP_CS35L41_I2C_2,
+	ALC245_FIXUP_HP_SPECTRE_X360_EU0XXX,
 };
 
 /* A special fixup for Lenovo C940 and Yoga Duet 7;
@@ -9655,6 +9682,10 @@
 		.type = HDA_FIXUP_FUNC,
 		.v.func = cs35l41_fixup_i2c_two,
 	},
+	[ALC245_FIXUP_HP_SPECTRE_X360_EU0XXX] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = alc245_fixup_hp_spectre_x360_eu0xxx,
+	},
 };
 
 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -9989,6 +10020,7 @@
 	SND_PCI_QUIRK(0x103c, 0x8b96, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
 	SND_PCI_QUIRK(0x103c, 0x8b97, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
 	SND_PCI_QUIRK(0x103c, 0x8bf0, "HP", ALC236_FIXUP_HP_GPIO_LED),
+	SND_PCI_QUIRK(0x103c, 0x8c15, "HP Spectre x360 2-in-1 Laptop 14-eu0xxx", ALC245_FIXUP_HP_SPECTRE_X360_EU0XXX),
 	SND_PCI_QUIRK(0x103c, 0x8c46, "HP EliteBook 830 G11", ALC245_FIXUP_CS35L41_SPI_2_HP_GPIO_LED),
 	SND_PCI_QUIRK(0x103c, 0x8c47, "HP EliteBook 840 G11", ALC245_FIXUP_CS35L41_SPI_2_HP_GPIO_LED),
 	SND_PCI_QUIRK(0x103c, 0x8c48, "HP EliteBook 860 G11", ALC245_FIXUP_CS35L41_SPI_2_HP_GPIO_LED),