--- zzzz-none-000/linux-5.4.213/include/linux/gpio/consumer.h	2022-09-15 10:04:56.000000000 +0000
+++ miami-7690-761/linux-5.4.213/include/linux/gpio/consumer.h	2024-05-29 11:20:02.000000000 +0000
@@ -112,6 +112,13 @@
 int gpiod_direction_output(struct gpio_desc *desc, int value);
 int gpiod_direction_output_raw(struct gpio_desc *desc, int value);
 
+#ifdef CONFIG_GPIOLIB_AVM_EXTENSION
+int gpiod_set_gpio_function(struct gpio_desc *desc, unsigned int value);
+int _gpiod_set_gpio_function_raw(struct gpio_desc *desc, unsigned int value);
+int gpiod_get_gpio_function(struct gpio_desc *desc);
+int _gpiod_get_gpio_function_raw(struct gpio_desc *desc);
+#endif
+
 /* Value get/set from non-sleeping context */
 int gpiod_get_value(const struct gpio_desc *desc);
 int gpiod_get_array_value(unsigned int array_size,