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ALSA: hda/realtek: enable headset mic on Latitude 5420 Rugged

PATCH Applied Jonathan Lane 2 participants 2 messages Jun 11, 2025 – Jun 13, 2025 Sound

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Jonathan Lane

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PATCH 1/1 ALSA: hda/realtek: enable headset mic on Latitude 5420 Rugged

Like many Dell laptops, the 3.5mm port by default can not detect a combined headphones+mic headset or even a pure microphone. This change enables the port's functionality.

Signed-off-by Jonathan Lane <[email protected]>
---
 sound/pci/hda/patch_realtek.c | 1 +
 1 file changed, 1 insertion(+)
sound/pci/hda/patch_realtek.c +1 -0
index cd0d7ba7320e..261ba1a60015 100644
@@ -10509,6 +10509,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x1028, 0x0871, "Dell Precision 3630", ALC255_FIXUP_DELL_HEADSET_MIC),
 	SND_PCI_QUIRK(0x1028, 0x0872, "Dell Precision 3630", ALC255_FIXUP_DELL_HEADSET_MIC),
 	SND_PCI_QUIRK(0x1028, 0x0873, "Dell Precision 3930", ALC255_FIXUP_DUMMY_LINEOUT_VERB),
+	SND_PCI_QUIRK(0x1028, 0x0879, "Dell Latitude 5420 Rugged", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE)
 	SND_PCI_QUIRK(0x1028, 0x08ad, "Dell WYSE AIO", ALC225_FIXUP_DELL_WYSE_AIO_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1028, 0x08ae, "Dell WYSE NB", ALC225_FIXUP_DELL1_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1028, 0x0935, "Dell", ALC274_FIXUP_DELL_AIO_LINEOUT_VERB),
Signature · 1 line
2.49.0
Applied
#1 lore raw
Quoted 6 lines · Jonathan Lane

Like many Dell laptops, the 3.5mm port by default can not detect a combined headphones+mic headset or even a pure microphone. This change enables the port's functionality.

Signed-off-by Jonathan Lane <[email protected]>

Thanks, applied now.

But at the next time of patch submission, please put maintainers to Cc.

Takashi