patch for linux kernel - enable SPDIF for Hades Canyon

gistfile1.txt

--- linux-6.9.1-gentoo/sound/pci/hda/patch_realtek.c	2024-05-23 17:29:07.122754646 +0200
+++ linux-6.9.1-gentoo-hadescanyon-audio/sound/pci/hda/patch_realtek.c	2024-05-23 17:30:34.768957600 +0200
@@ -4885,6 +4885,12 @@
 	}
 }
 
+static void alc700_fixup_nuc_spdif(struct hda_codec *codec,
+				const struct hda_fixup *fix, int action)
+{
+	snd_hda_override_wcaps(codec, 0x6, 0x611);
+}
+
 /* Line2 = mic mute hotkey
  * GPIO2 = mic mute LED
  */
@@ -7363,6 +7369,7 @@
 	ALC225_FIXUP_DELL_WYSE_MIC_NO_PRESENCE,
 	ALC225_FIXUP_S3_POP_NOISE,
 	ALC700_FIXUP_INTEL_REFERENCE,
+	ALC700_FIXUP_NUC_SPDIF,
 	ALC274_FIXUP_DELL_BIND_DACS,
 	ALC274_FIXUP_DELL_AIO_LINEOUT_VERB,
 	ALC298_FIXUP_TPT470_DOCK_FIX,
@@ -7813,6 +7820,12 @@
 		.chained = true,
 		.chain_id = ALC269_FIXUP_THINKPAD_ACPI,
 	},
+	[ALC700_FIXUP_NUC_SPDIF] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = alc700_fixup_nuc_spdif,
+		.chained = true,
+		.chain_id = ALC269_FIXUP_DELL1_MIC_NO_PRESENCE,
+	},
 	[ALC269_FIXUP_DELL1_MIC_NO_PRESENCE] = {
 		.type = HDA_FIXUP_PINS,
 		.v.pins = (const struct hda_pintbl[]) {
@@ -10313,6 +10326,7 @@
 	SND_PCI_QUIRK(0x10cf, 0x1757, "Lifebook E752", ALC269_FIXUP_LIFEBOOK_HP_PIN),
 	SND_PCI_QUIRK(0x10cf, 0x1845, "Lifebook U904", ALC269_FIXUP_LIFEBOOK_EXTMIC),
 	SND_PCI_QUIRK(0x10ec, 0x10f2, "Intel Reference board", ALC700_FIXUP_INTEL_REFERENCE),
+	SND_PCI_QUIRK(0x10ec, 0x2073, "Intel NUC8 Hades Canyon", ALC700_FIXUP_NUC_SPDIF),
 	SND_PCI_QUIRK(0x10ec, 0x118c, "Medion EE4254 MD62100", ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE),
 	SND_PCI_QUIRK(0x10ec, 0x1230, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
 	SND_PCI_QUIRK(0x10ec, 0x124c, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
@@ -10673,6 +10687,7 @@
 	{.id = ALC298_FIXUP_TPT470_DOCK, .name = "tpt470-dock"},
 	{.id = ALC233_FIXUP_LENOVO_MULTI_CODECS, .name = "dual-codecs"},
 	{.id = ALC700_FIXUP_INTEL_REFERENCE, .name = "alc700-ref"},
+	{.id = ALC700_FIXUP_NUC_SPDIF, .name = "nuc-hc"},
 	{.id = ALC269_FIXUP_SONY_VAIO, .name = "vaio"},
 	{.id = ALC269_FIXUP_DELL_M101Z, .name = "dell-m101z"},
 	{.id = ALC269_FIXUP_ASUS_G73JW, .name = "asus-g73jw"},

Hi your code look quite good. But is there a file to directly put in a folder or so .. or a modified driver to put in sbin ?
-for the hades vk..
thanks in advance

No, kernel drivers are not executables. Google "patching the kernel sources" for further instructions.