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@joeesteves
Created December 17, 2024 14:04
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Enable Lenovo Thinkpad e16 gen 2 amd ryzen 7735u mic on linux
diff --git a/sound/soc/amd/yc/acp6x-mach.c b/sound/soc/amd/yc/acp6x-mach.c
index e38c5885dadf..5fe88af6c55c 100644
--- a/sound/soc/amd/yc/acp6x-mach.c
+++ b/sound/soc/amd/yc/acp6x-mach.c
@@ -241,6 +241,13 @@ static const struct dmi_system_id yc_acp_quirk_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "21M4"),
}
},
+ {
+ .driver_data = &acp6x_card,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "21M6"),
+ }
+ },
{
.driver_data = &acp6x_card,
.matches = {
@@ -578,14 +585,19 @@ static int acp6x_probe(struct platform_device *pdev)
handle = ACPI_HANDLE(pdev->dev.parent);
ret = acpi_evaluate_integer(handle, "_WOV", NULL, &dmic_status);
- if (!ACPI_FAILURE(ret))
+ if (!ACPI_FAILURE(ret)) {
wov_en = dmic_status;
+ if (!wov_en)
+ return -ENODEV;
+ } else {
+ /* Incase of ACPI method read failure then jump to check_dmi_entry */
+ goto check_dmi_entry;
+ }
- if (is_dmic_enable && wov_en)
+ if (is_dmic_enable)
platform_set_drvdata(pdev, &acp6x_card);
- else
- return 0;
+check_dmi_entry:
/* check for any DMI overrides */
dmi_id = dmi_first_match(yc_acp_quirk_table);
if (dmi_id)
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