X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/eb2e883fd35b5332a7425488105a7adb500ce3fe..9ffeac6992774224ebc279e346f99d5ed725bcd9:/LUFA/Drivers/USB/Class/Device/HIDClassDevice.c

diff --git a/LUFA/Drivers/USB/Class/Device/HIDClassDevice.c b/LUFA/Drivers/USB/Class/Device/HIDClassDevice.c
index 9b5a7dd35..5c8d878e7 100644
--- a/LUFA/Drivers/USB/Class/Device/HIDClassDevice.c
+++ b/LUFA/Drivers/USB/Class/Device/HIDClassDevice.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2011.
+     Copyright (C) Dean Camera, 2012.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2012  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
@@ -64,7 +64,7 @@ void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInter
 					memcpy(HIDInterfaceInfo->Config.PrevReportINBuffer, ReportData,
 					       HIDInterfaceInfo->Config.PrevReportINBufferSize);
 				}
-				
+
 				Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
 
 				Endpoint_ClearSETUP();
@@ -84,7 +84,7 @@ void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInter
 				Endpoint_ClearSETUP();
 				Endpoint_Read_Control_Stream_LE(ReportData, ReportSize);
 				Endpoint_ClearIN();
-				
+
 				CALLBACK_HID_Device_ProcessHIDReport(HIDInterfaceInfo, ReportID, ReportType,
 				                                     &ReportData[ReportID ? 1 : 0], ReportSize - (ReportID ? 1 : 0));
 			}
@@ -156,6 +156,9 @@ void HID_Device_USBTask(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)
 	if (USB_DeviceState != DEVICE_STATE_Configured)
 	  return;
 
+	if (HIDInterfaceInfo->State.PrevFrameNum == USB_Device_GetFrameNumber())
+	  return;
+	  
 	Endpoint_SelectEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber);
 
 	if (Endpoint_IsReadWriteAllowed())
@@ -190,6 +193,8 @@ void HID_Device_USBTask(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)
 
 			Endpoint_ClearIN();
 		}
+		
+		HIDInterfaceInfo->State.PrevFrameNum = USB_Device_GetFrameNumber();
 	}
 }