X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/7f9f97c792dee6875fbca9806422bdd7d6c5a657..d11ed10c5314c44dc01c06954d1d73d4894cbff8:/LUFA/Drivers/USB/Class/Host/HID.h

diff --git a/LUFA/Drivers/USB/Class/Host/HID.h b/LUFA/Drivers/USB/Class/Host/HID.h
index 01174c536..3aaf809fd 100644
--- a/LUFA/Drivers/USB/Class/Host/HID.h
+++ b/LUFA/Drivers/USB/Class/Host/HID.h
@@ -130,14 +130,6 @@
 			};
 	
 		/* Function Prototypes: */
-			/** General management task for a given Human Interface Class host class interface, required for the correct operation of
-			 *  the interface. This should be called frequently in the main program loop, before the master USB management task
-			 *  \ref USB_USBTask().
-			 *
-			 *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state
-			 */
-			void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
 			/** Host interface configuration routine, to configure a given HID host interface instance using the Configuration
 			 *  Descriptor read from an attached USB device. This function automatically updates the given HID Host instance's
 			 *  state values and configures the pipes required to communicate with the interface if it is found within the
@@ -159,6 +151,9 @@
 
 			/** Receives a HID IN report from the attached HID device, when a report has been received on the HID IN Data pipe.
 			 *  
+			 *  \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+			 *        call will fail.
+			 *
 			 *  \note The destination buffer should be large enough to accommodate the largest report that the attached device
 			 *        can generate.
 			 *
@@ -173,6 +168,9 @@
 			#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
 			/** Receives a HID IN report from the attached device, by the report ID.
 			 *
+			 *  \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+			 *        call will fail.
+			 *
 			 *  \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method is unavailable.
 			 *
 			 *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state
@@ -188,6 +186,9 @@
 			/** Sends an OUT report to the currently attached HID device, using the device's OUT pipe if available or the device's
 			 *  Control pipe if not.
 			 *
+			 *  \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+			 *        call will fail.
+			 *
 			 *  \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, the ReportID parameter is removed
 			 *        from the parameter list of this function.
 			 *
@@ -212,6 +213,9 @@
 
 			/** Determines if a HID IN report has been received from the attached device on the data IN pipe.
 			 *
+			 *  \note 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] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state
 			 *
 			 *  \return Boolean true if a report has been received, false otherwise
@@ -249,6 +253,19 @@
 			uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
 			#endif
 			
+		/* Inline Functions: */
+			/** General management task for a given Human Interface Class host class interface, required for the correct operation of
+			 *  the interface. This should be called frequently in the main program loop, before the master USB management task
+			 *  \ref USB_USBTask().
+			 *
+			 *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state
+			 */
+			static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo);
+			static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
+			{
+				(void)HIDInterfaceInfo;
+			}		
+
 	/* Private Interface - For use in library only: */
 	#if !defined(__DOXYGEN__)
 		/* Macros: */