[PATCH AUTOSEL 6.18] ASoC: amd: yc: Add DMI quirk for ASUS EXPERTBOOK BM1403CDA

From: Sasha Levin

Date: Mon Apr 20 2026 - 10:44:20 EST


From: Vee Satayamas <vsatayamas@xxxxxxxxx>

[ Upstream commit f200b2f9a810c440c6750b56fc647b73337749a1 ]

Add a DMI quirk for the Asus Expertbook BM1403CDA to resolve the issue of the
internal microphone not being detected.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=221236
Signed-off-by: Vee Satayamas <vsatayamas@xxxxxxxxx>
Reviewed-by: Zhang Heng <zhangheng@xxxxxxxxxx>
Link: https://patch.msgid.link/20260315142511.66029-2-vsatayamas@xxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---

LLM Generated explanations, may be completely bogus:

Error: Failed to generate final synthesis

sound/soc/amd/yc/acp6x-mach.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/sound/soc/amd/yc/acp6x-mach.c b/sound/soc/amd/yc/acp6x-mach.c
index 1324543b42d72..c536de1bb94ad 100644
--- a/sound/soc/amd/yc/acp6x-mach.c
+++ b/sound/soc/amd/yc/acp6x-mach.c
@@ -717,6 +717,13 @@ static const struct dmi_system_id yc_acp_quirk_table[] = {
DMI_MATCH(DMI_BOARD_NAME, "PM1503CDA"),
}
},
+ {
+ .driver_data = &acp6x_card,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_BOARD_NAME, "BM1403CDA"),
+ }
+ },
{}
};

--
2.53.0