X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/fc92f9969c1fcc2f952f0bd6d09a309a9b3ce02f..f5d079462dd975b9e7ae3f39423a64b6516f5dbd:/LUFA/Drivers/USB/Class/Device/MIDI.h

diff --git a/LUFA/Drivers/USB/Class/Device/MIDI.h b/LUFA/Drivers/USB/Class/Device/MIDI.h
index 45791f1a8..20a4062bc 100644
--- a/LUFA/Drivers/USB/Class/Device/MIDI.h
+++ b/LUFA/Drivers/USB/Class/Device/MIDI.h
@@ -116,8 +116,8 @@
 			 *  endpoint bank until either the endpoint bank is full, or \ref MIDI_Device_Flush() is called. This allows for multiple
 			 *  MIDI events to be packed into a single endpoint packet, increasing data throughput.
 			 *
-			 *  \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or
-			 *        the call will fail.
+			 *  \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+			 *       call will fail.
 			 *
 			 *  \param[in,out] MIDIInterfaceInfo  Pointer to a structure containing a MIDI Class configuration and state
 			 *  \param[in]     Event              Pointer to a populated USB_MIDI_EventPacket_t structure containing the MIDI event to send
@@ -135,13 +135,13 @@
 			 *
 			 *  \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum
 			 */
-			uint8_t MIDI_Device_Flush(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo);
+			uint8_t MIDI_Device_Flush(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
 
 			/** Receives a MIDI event packet from the host. Events are unpacked from the endpoint, thus if the endpoint bank contains
 			 *  multiple MIDI events from the host in the one packet, multiple calls to this function will return each individual event.
 			 *
-			 *  \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or
-			 *        the call will fail.
+			 *  \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+			 *       call will fail.
 			 *
 			 *  \param[in,out] MIDIInterfaceInfo  Pointer to a structure containing a MIDI Class configuration and state
 			 *  \param[out]    Event              Pointer to a USB_MIDI_EventPacket_t structure where the received MIDI event is to be placed
@@ -157,7 +157,7 @@
 			 *
 			 *  \param[in,out] MIDIInterfaceInfo  Pointer to a structure containing a MIDI Class configuration and state
 			 */
-			static inline void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo);
+			static inline void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
 			static inline void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
 			{
 				(void)MIDIInterfaceInfo;