};
 
 enum greybus_class_type {
-       GREYBUS_FUNCTION_CONTROL        = 0x00,
-       GREYBUS_FUNCTION_USB            = 0x01,
-       GREYBUS_FUNCTION_GPIO           = 0x02,
-       GREYBUS_FUNCTION_SPI            = 0x03,
-       GREYBUS_FUNCTION_UART           = 0x04,
-       GREYBUS_FUNCTION_PWM            = 0x05,
-       GREYBUS_FUNCTION_I2S            = 0x06,
-       GREYBUS_FUNCTION_I2C            = 0x07,
-       GREYBUS_FUNCTION_SDIO           = 0x08,
-       GREYBUS_FUNCTION_HID            = 0x09,
-       GREYBUS_FUNCTION_DISPLAY        = 0x0a,
-       GREYBUS_FUNCTION_CAMERA         = 0x0b,
-       GREYBUS_FUNCTION_SENSOR         = 0x0c,
-       GREYBUS_FUNCTION_VENDOR         = 0xff,
+       GREYBUS_CLASS_CONTROL           = 0x00,
+       GREYBUS_CLASS_USB               = 0x01,
+       GREYBUS_CLASS_GPIO              = 0x02,
+       GREYBUS_CLASS_SPI               = 0x03,
+       GREYBUS_CLASS_UART              = 0x04,
+       GREYBUS_CLASS_PWM               = 0x05,
+       GREYBUS_CLASS_I2S               = 0x06,
+       GREYBUS_CLASS_I2C               = 0x07,
+       GREYBUS_CLASS_SDIO              = 0x08,
+       GREYBUS_CLASS_HID               = 0x09,
+       GREYBUS_CLASS_DISPLAY           = 0x0a,
+       GREYBUS_CLASS_CAMERA            = 0x0b,
+       GREYBUS_CLASS_SENSOR            = 0x0c,
+       GREYBUS_CLASS_VENDOR            = 0xff,
 };
 
 /*