* [PATCH] ASoC: amd: acp: Add ACP70 ACPI flag override for LG gram 16U55U
@ 2026-11-12 20:43 suso
0 siblings, 0 replies; only message in thread
From: suso @ 2026-11-12 20:43 UTC (permalink / raw)
To: broonie, Vijendar.Mukunda; +Cc: jaehoon1744, linux-sound, linux-kernel, suso
The LG gram 16 (16U55U, AMD Ryzen AI 400 series, ACP rev 0x72) shares
the same SoundWire audio hardware (RT713 + RT1320) as the 16Z95U and
requires the same ACPI flag override.
Tested on LG gram 16U55U-G.AU85BN (PCI SSID 1854:057c).
Signed-off-by: suso <gmsuso@gmail.com>
---
sound/soc/amd/acp-config.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/sound/soc/amd/acp-config.c b/sound/soc/amd/acp-config.c
index efd664e1c34c..93c9a112240d 100644
--- a/sound/soc/amd/acp-config.c
+++ b/sound/soc/amd/acp-config.c
@@ -154,6 +154,13 @@ static const struct dmi_system_id acp70_acpi_flag_override_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "16Z95U"),
},
},
+ {
+ /* LG gram 16 16U55U (ACP 7.2) */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LG Electronics"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "16U55U"),
+ },
+ },
{}
};
--
2.56.0
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