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-rw-r--r--src/arch/x86/acpi_device.c4
-rw-r--r--src/arch/x86/include/arch/acpi_device.h4
2 files changed, 4 insertions, 4 deletions
diff --git a/src/arch/x86/acpi_device.c b/src/arch/x86/acpi_device.c
index 2c461558a2..1dc471c54f 100644
--- a/src/arch/x86/acpi_device.c
+++ b/src/arch/x86/acpi_device.c
@@ -95,7 +95,7 @@ const char *acpi_device_hid(const struct device *dev)
* Generate unique ID based on the ACPI path.
* Collisions on the same _HID are possible but very unlikely.
*/
-uint32_t acpi_device_uid(struct device *dev)
+uint32_t acpi_device_uid(const struct device *dev)
{
const char *path = acpi_device_path(dev);
if (!path)
@@ -200,7 +200,7 @@ int acpi_device_status(const struct device *dev)
/* Write the unique _UID based on ACPI device path. */
-void acpi_device_write_uid(struct device *dev)
+void acpi_device_write_uid(const struct device *dev)
{
acpigen_write_name_integer("_UID", acpi_device_uid(dev));
}
diff --git a/src/arch/x86/include/arch/acpi_device.h b/src/arch/x86/include/arch/acpi_device.h
index 362efc4a62..80dab0b1ba 100644
--- a/src/arch/x86/include/arch/acpi_device.h
+++ b/src/arch/x86/include/arch/acpi_device.h
@@ -52,12 +52,12 @@ struct acpi_dp {
struct device;
const char *acpi_device_name(const struct device *dev);
const char *acpi_device_hid(const struct device *dev);
-uint32_t acpi_device_uid(struct device *dev);
+uint32_t acpi_device_uid(const struct device *dev);
const char *acpi_device_path(const struct device *dev);
const char *acpi_device_scope(const struct device *dev);
const char *acpi_device_path_join(const struct device *dev, const char *name);
int acpi_device_status(const struct device *dev);
-void acpi_device_write_uid(struct device *dev);
+void acpi_device_write_uid(const struct device *dev);
/*
* ACPI Descriptor for extended Interrupt()