diff --git a/src/fu-plugin-vfuncs.h b/src/fu-plugin-vfuncs.h
index ecf85c9aa..1db5e5b5d 100644
--- a/src/fu-plugin-vfuncs.h
+++ b/src/fu-plugin-vfuncs.h
@@ -9,70 +9,329 @@
 #include "fu-plugin.h"
 #include "fu-device.h"
 
+/**
+ * SECTION:fu-plugin-vfuncs
+ * @short_description: Virtual functions for plugins
+ *
+ * Optional functions that a plugin can implement.  If implemented they will
+ * be automatically called by the daemon as part of the plugin lifecycle.
+ *
+ * See also: #FuPlugin
+ */
+
+
+/**
+ * fu_plugin_init:
+ * @plugin: A #FuPlugin
+ *
+ * Initializes the plugin.
+ * Sets up any static data structures fo the plugin.
+ * Most plugins should call fu_plugin_set_build_hash in here.
+ *
+ * Since: 0.8.0
+ **/
 void		 fu_plugin_init				(FuPlugin	*plugin);
+
+/**
+ * fu_plugin_destroy:
+ * @plugin: A #FuPlugin
+ *
+ * Destroys the plugin.
+ * Any allocated memory should be freed here.
+ *
+ * Since: 0.8.0
+ **/
 void		 fu_plugin_destroy			(FuPlugin	*plugin);
+
+/**
+ * fu_plugin_startup:
+ * @plugin: A #FuPlugin
+ * @error: A #GError
+ *
+ * Tries to start the plugin.
+ * Returns: TRUE for success or FALSE for failure.
+ *
+ * Any plugins not intended for the system or that have failure communicating
+ * with the device should return FALSE.
+ * Any allocated memory should be freed here.
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_startup			(FuPlugin	*plugin,
 							 GError		**error);
+/**
+ * fu_plugin_coldplug:
+ * @plugin: A #FuPlugin
+ * @error: A #GError
+ *
+ * Probes for devices.
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_coldplug			(FuPlugin	*plugin,
 							 GError		**error);
+/**
+ * fu_plugin_coldplug_prepare:
+ * @plugin: A #FuPlugin
+ * @error: A #GError
+ *
+ * Prepares to probe for devices.
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_coldplug_prepare		(FuPlugin	*plugin,
 							 GError		**error);
+/**
+ * fu_plugin_coldplug_cleanup:
+ * @plugin: A #FuPlugin
+ * @error: A #GError
+ *
+ * Cleans up from probe for devices.
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_coldplug_cleanup		(FuPlugin	*plugin,
 							 GError		**error);
+/**
+ * fu_plugin_recoldplug:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @flags: A #FuPluginVerifyFlags
+ * @error: A #GError or NULL
+ *
+ * Re-runs the coldplug routine for devices.
+ *
+ * Since: 1.0.4
+ **/
 gboolean	 fu_plugin_recoldplug			(FuPlugin	*plugin,
 							 GError		**error);
+/**
+ * fu_plugin_update:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @blob_fw: A #GBytes
+ * @flags: A #FwupdInstallFlags
+ * @error: A #GError or NULL
+ *
+ * Updates the firmware on the device with blob_fw
+ *
+ * Since: 0.9.7
+ **/
 gboolean	 fu_plugin_update			(FuPlugin	*plugin,
 							 FuDevice	*dev,
 							 GBytes		*blob_fw,
 							 FwupdInstallFlags flags,
 							 GError		**error);
+/**
+ * fu_plugin_verify:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @flags: A #FuPluginVerifyFlags
+ * @error: A #GError or NULL
+ *
+ * Verifies the firmware on the device matches the value stored in the database
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_verify			(FuPlugin	*plugin,
 							 FuDevice	*dev,
 							 FuPluginVerifyFlags flags,
 							 GError		**error);
+/**
+ * fu_plugin_unlock:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Unlocks the device for writes.
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_unlock			(FuPlugin	*plugin,
 							 FuDevice	*dev,
 							 GError		**error);
+/**
+ * fu_plugin_activate:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Activates the new firmware on the device.
+ *
+ * This is intended for devices that it is not safe to immediately activate
+ * the firmware.  It may be called at a more convenient time instead.
+ *
+ * Since: 1.2.6
+ **/
 gboolean	 fu_plugin_activate			(FuPlugin	*plugin,
 							 FuDevice	*dev,
 							 GError		**error);
+/**
+ * fu_plugin_clear_results:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Clears stored update results for the device.
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_clear_results		(FuPlugin	*plugin,
 							 FuDevice	*dev,
 							 GError		**error);
+/**
+ * fu_plugin_get_results:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Obtains historical update results for the device.
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_get_results			(FuPlugin	*plugin,
 							 FuDevice	*dev,
 							 GError		**error);
+/**
+ * fu_plugin_update_attach:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Swaps the device from bootloader mode to runtime mode.
+ *
+ * Since: 1.0.2
+ **/
 gboolean	 fu_plugin_update_attach		(FuPlugin	*plugin,
 							 FuDevice	*dev,
 							 GError		**error);
+/**
+ * fu_plugin_update_detach:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Swaps the device from runtime mode to bootloader mode.
+ *
+ * Since: 1.0.2
+ **/
 gboolean	 fu_plugin_update_detach		(FuPlugin	*plugin,
 							 FuDevice	*dev,
 							 GError		**error);
+/**
+ * fu_plugin_update_prepare:
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Prepares the device to receive an update.
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_update_prepare		(FuPlugin	*plugin,
 							 FwupdInstallFlags flags,
 							 FuDevice	*dev,
 							 GError		**error);
+/**
+ * fu_plugin_update_cleanup
+ * @plugin: A #FuPlugin
+ * @dev: A #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Cleans up the device after receiving an update.
+ *
+ * Since: 0.8.0
+ **/
 gboolean	 fu_plugin_update_cleanup		(FuPlugin	*plugin,
 							 FwupdInstallFlags flags,
 							 FuDevice	*dev,
 							 GError		**error);
+/**
+ * fu_plugin_composite_prepare
+ * @plugin: A #FuPlugin
+ * @devices: A #GPtrArray of #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Function run before updating group of composite devices.
+ *
+ * Since: 1.0.9
+ **/
 gboolean	 fu_plugin_composite_prepare		(FuPlugin	*plugin,
 							 GPtrArray	*devices,
 							 GError		**error);
+/**
+ * fu_plugin_composite_cleanup
+ * @plugin: A #FuPlugin
+ * @devices: A #GPtrArray of #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Function run after updating group of composite devices.
+ *
+ * Since: 1.0.9
+ **/
 gboolean	 fu_plugin_composite_cleanup		(FuPlugin	*plugin,
 							 GPtrArray	*devices,
 							 GError		**error);
+/**
+ * fu_plugin_usb_device_added
+ * @plugin: A #FuPlugin
+ * @device: A #FuUsbDevice
+ * @error: A #GError or NULL
+ *
+ * Function run after USB device added to daemon.
+ *
+ * Since: 1.0.2
+ **/
 gboolean	 fu_plugin_usb_device_added		(FuPlugin	*plugin,
 							 FuUsbDevice	*device,
 							 GError		**error);
+/**
+ * fu_plugin_udev_device_added
+ * @plugin: A #FuPlugin
+ * @device: A #FuUdevDevice
+ * @error: A #GError or NULL
+ *
+ * Function run after Udev device added to daemon.
+ *
+ * Since: 1.1.2
+ **/
 gboolean	 fu_plugin_udev_device_added		(FuPlugin	*plugin,
 							 FuUdevDevice	*device,
 							 GError		**error);
+/**
+ * fu_plugin_udev_device_changed
+ * @plugin: A #FuPlugin
+ * @device: A #FuUdevDevice
+ * @error: A #GError or NULL
+ *
+ * Function run when Udev device changed.
+ *
+ * Since: 1.1.2
+ **/
 gboolean	 fu_plugin_udev_device_changed		(FuPlugin	*plugin,
 							 FuUdevDevice	*device,
 							 GError		**error);
+/**
+ * fu_plugin_device_removed
+ * @plugin: A #FuPlugin
+ * @device: A #FuDevice
+ * @error: A #GError or NULL
+ *
+ * Function run when device removed.
+ *
+ * Since: 1.1.2
+ **/
 gboolean	 fu_plugin_device_removed		(FuPlugin	*plugin,
 							 FuDevice	*device,
 							 GError		**error);
+/**
+ * fu_plugin_device_removed
+ * @plugin: A #FuPlugin
+ * @device: A #FuDevice
+ *
+ * Function run when device registered from another plugin.
+ *
+ * Since: 0.9.7
+ **/
 void		 fu_plugin_device_registered		(FuPlugin	*plugin,
 							 FuDevice	*dev);