Since ACPI_PTR() is used to NULLify the value when !CONFIG_ACPI, 'struct amd_gpio_acpi_match' becomes defined but unused. Fixes the following W=1 kernel build warning(s): drivers/pinctrl/pinctrl-amd.c:959:36: warning: ‘amd_gpio_acpi_match’ defined but not used [-Wunused-const-variable=] 959 | static const struct acpi_device_id amd_gpio_acpi_match[] = { Cc: Ken Xue <Ken.Xue@xxxxxxx> Cc: "Wu, Jeff" <Jeff.Wu@xxxxxxx> Cc: Nehal Shah <Nehal-bakulchandra.Shah@xxxxxxx> Cc: Sundar S K <Shyam-sundar.S-k@xxxxxxx> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx> --- drivers/pinctrl/pinctrl-amd.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index c34e6a950b3f6..ccf6120311193 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -956,12 +956,14 @@ static int amd_gpio_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_ACPI static const struct acpi_device_id amd_gpio_acpi_match[] = { { "AMD0030", 0 }, { "AMDI0030", 0}, { }, }; MODULE_DEVICE_TABLE(acpi, amd_gpio_acpi_match); +#endif static struct platform_driver amd_gpio_driver = { .driver = { -- 2.25.1