6.12-stable review patch. If anyone has any objections, please let me know.
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From: Venkata Prasad Potturu venkataprasad.potturu@amd.com
[ Upstream commit 02e1cf7a352a3ba5f768849f2b4fcaaaa19f89e3 ]
Add condition check to register ACP PDM sound card by reading _WOV acpi entry.
Fixes: 09068d624c49 ("ASoC: amd: acp: fix for acp platform device creation failure")
Signed-off-by: Venkata Prasad Potturu venkataprasad.potturu@amd.com Link: https://patch.msgid.link/20250310183201.11979-15-venkataprasad.potturu@amd.c... Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/amd/acp/acp-legacy-common.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/sound/soc/amd/acp/acp-legacy-common.c b/sound/soc/amd/acp/acp-legacy-common.c index be01b178172e8..e4af2640feeb1 100644 --- a/sound/soc/amd/acp/acp-legacy-common.c +++ b/sound/soc/amd/acp/acp-legacy-common.c @@ -13,6 +13,7 @@ */
#include "amd.h" +#include <linux/acpi.h> #include <linux/pci.h> #include <linux/export.h>
@@ -445,7 +446,9 @@ void check_acp_config(struct pci_dev *pci, struct acp_chip_info *chip) { struct acpi_device *pdm_dev; const union acpi_object *obj; - u32 pdm_addr; + acpi_handle handle; + acpi_integer dmic_status; + u32 pdm_addr, ret;
switch (chip->acp_rev) { case ACP3X_DEV: @@ -477,6 +480,11 @@ void check_acp_config(struct pci_dev *pci, struct acp_chip_info *chip) obj->integer.value == pdm_addr) chip->is_pdm_dev = true; } + + handle = ACPI_HANDLE(&pci->dev); + ret = acpi_evaluate_integer(handle, "_WOV", NULL, &dmic_status); + if (!ACPI_FAILURE(ret)) + chip->is_pdm_dev = dmic_status; } } EXPORT_SYMBOL_NS_GPL(check_acp_config, SND_SOC_ACP_COMMON);