[PATCH 32/32] usb: host: xhci-plat: Do not define 'struct acpi_device_id' when !CONFIG_ACPI
Lee Jones
lee.jones at linaro.org
Mon Jul 6 09:33:41 EDT 2020
Since ACPI_PTR() is used to NULLify the value when !CONFIG_ACPI,
struct usb_xhci_acpi_match becomes defined by unused.
Fixes the following W=1 kernel build warning(s):
drivers/usb/host/xhci-plat.c:457:36: warning: ‘usb_xhci_acpi_match’ defined but not used [-Wunused-const-variable=]
457 | static const struct acpi_device_id usb_xhci_acpi_match[] = {
| ^~~~~~~~~~~~~~~~~~~
Cc: Mathias Nyman <mathias.nyman at intel.com>
Cc: Andrzej Siewior <bigeasy at linutronix.de>
Signed-off-by: Lee Jones <lee.jones at linaro.org>
---
drivers/usb/host/xhci-plat.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index f6b4089bfc4a5..3e15b70a6fc99 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -454,12 +454,14 @@ static const struct dev_pm_ops xhci_plat_pm_ops = {
NULL)
};
+#ifdef CONFIG_ACPI
static const struct acpi_device_id usb_xhci_acpi_match[] = {
/* XHCI-compliant USB Controller */
{ "PNP0D10", },
{ }
};
MODULE_DEVICE_TABLE(acpi, usb_xhci_acpi_match);
+#endif
static struct platform_driver usb_xhci_driver = {
.probe = xhci_plat_probe,
--
2.25.1
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