[alsa-devel] [PATCH v11 3/3] ALSA: hda: add support for Huawei WMI micmute LED

Ayman Bagabas ayman.bagabas at gmail.com
Thu Dec 13 00:07:59 CET 2018


Some of Huawei laptops come with a LED in the micmute key. This patch
enables the use of micmute LED for these devices:
1. Matebook X (19e5:3200), (19e5:3201)
2. Matebook X Pro (19e5:3204)

Reviewed-by: Andy Shevchenko <andy.shevchenko at gmail.com>
Reviewed-by: Takashi Iwai <tiwai at suse.de>
Signed-off-by: Ayman Bagabas <ayman.bagabas at gmail.com>
---
 sound/pci/hda/patch_realtek.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 77ee471a67e5..9766fd249bdf 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5777,6 +5777,8 @@ static const struct hda_fixup alc269_fixups[] = {
 			{0x21, 0x04211020},
 			{ }
 		},
+		.chained = true,
+		.chain_id = ALC255_FIXUP_MIC_MUTE_LED
 	},
 	[ALC269_FIXUP_ASUS_X101_FUNC] = {
 		.type = HDA_FIXUP_FUNC,
@@ -6608,6 +6610,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x17aa, 0x511f, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
 	SND_PCI_QUIRK(0x17aa, 0x3bf8, "Quanta FL1", ALC269_FIXUP_PCM_44K),
 	SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD),
+	SND_PCI_QUIRK(0x19e5, 0x3200, "Huawei MBX", ALC255_FIXUP_MIC_MUTE_LED),
+	SND_PCI_QUIRK(0x19e5, 0x3201, "Huawei MBX", ALC255_FIXUP_MIC_MUTE_LED),
 	SND_PCI_QUIRK(0x19e5, 0x3204, "Huawei MBXP", ALC256_FIXUP_HUAWEI_MBXP_PINS),
 	SND_PCI_QUIRK(0x1b7d, 0xa831, "Ordissimo EVE2 ", ALC269VB_FIXUP_ORDISSIMO_EVE2), /* Also known as Malata PC-B1303 */
 
-- 
2.19.2



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