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ASoC: amd: yc: Fix for enabling DMIC on acp6x via _DSD entry

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Add condition check to register ACP PDM sound card by reading
_WOV acpi entry.

Fixes: 5426f506b5 ("ASoC: amd: Add support for enabling DMIC on acp6x via _DSD")

Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@amd.com>
Link: https://patch.msgid.link/20241127112227.227106-1-venkataprasad.potturu@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Venkata Prasad Potturu 2024-11-27 16:52:25 +05:30 committed by Mark Brown
parent cbc86dd0a4
commit 4095cf8720
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GPG Key ID: 24D68B725D5487D0
1 changed files with 17 additions and 1 deletions
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18
sound/soc/amd/yc/acp6x-mach.c
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@ -551,8 +551,14 @@ static int acp6x_probe(struct platform_device *pdev)
struct acp6x_pdm *machine = NULL;
struct snd_soc_card *card;
struct acpi_device *adev;
acpi_handle handle;
acpi_integer dmic_status;
int ret;
bool is_dmic_enable, wov_en;
/* IF WOV entry not found, enable dmic based on AcpDmicConnected entry*/
is_dmic_enable = false;
wov_en = true;
/* check the parent device's firmware node has _DSD or not */
adev = ACPI_COMPANION(pdev->dev.parent);
if (adev) {
@ -560,9 +566,19 @@ static int acp6x_probe(struct platform_device *pdev)
if (!acpi_dev_get_property(adev, "AcpDmicConnected", ACPI_TYPE_INTEGER, &obj) &&
obj->integer.value == 1)
platform_set_drvdata(pdev, &acp6x_card);
is_dmic_enable = true;
}
handle = ACPI_HANDLE(pdev->dev.parent);
ret = acpi_evaluate_integer(handle, "_WOV", NULL, &dmic_status);
if (!ACPI_FAILURE(ret))
wov_en = dmic_status;
if (is_dmic_enable && wov_en)
platform_set_drvdata(pdev, &acp6x_card);
else
return 0;
/* check for any DMI overrides */
dmi_id = dmi_first_match(yc_acp_quirk_table);
if (dmi_id)