Refactored Host mode Class Driver *_Host_ConfigurePipes() routines to be more space...

[pub/USBasp.git] / LUFA / Drivers / USB / Class / Host / HID.c

diff --git a/LUFA/Drivers/USB/Class/Host/HID.c b/LUFA/Drivers/USB/Class/Host/HID.c
index bb10ee2..e6c575e 100644 (file)
--- a/LUFA/Drivers/USB/Class/Host/HID.c
+++ b/LUFA/Drivers/USB/Class/Host/HID.c
@@ -95,25 +95,49 @@ uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo
 
        for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++)
        {
+               uint16_t Size;
+               uint8_t  Type;
+               uint8_t  Token;
+               uint8_t  EndpointAddress;
+               uint8_t  InterruptPeriod;
+               bool     DoubleBanked;
+
                if (PipeNum == HIDInterfaceInfo->Config.DataINPipeNumber)
                {
-                       Pipe_ConfigurePipe(PipeNum, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
-                                          DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize,
-                                          HIDInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
-                       Pipe_SetInterruptPeriod(DataINEndpoint->PollingIntervalMS);
-
-                       HIDInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize;
+                       Size            = DataINEndpoint->EndpointSize;
+                       EndpointAddress = DataINEndpoint->EndpointAddress;
+                       Token           = PIPE_TOKEN_IN;
+                       Type            = EP_TYPE_INTERRUPT;
+                       DoubleBanked    = HIDInterfaceInfo->Config.DataINPipeDoubleBank;
+                       InterruptPeriod = DataINEndpoint->PollingIntervalMS;
+
+                       HIDInterfaceInfo->State.DataINPipeSize   = DataINEndpoint->EndpointSize;
                }
                else if (PipeNum == HIDInterfaceInfo->Config.DataOUTPipeNumber)
                {
-                       Pipe_ConfigurePipe(PipeNum, EP_TYPE_INTERRUPT, PIPE_TOKEN_OUT,
-                                          DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize,
-                                          HIDInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
-                       Pipe_SetInterruptPeriod(DataOUTEndpoint->PollingIntervalMS);
-
-                       HIDInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize;
+                       Size            = DataOUTEndpoint->EndpointSize;
+                       EndpointAddress = DataOUTEndpoint->EndpointAddress;
+                       Token           = PIPE_TOKEN_OUT;
+                       Type            = EP_TYPE_INTERRUPT;
+                       DoubleBanked    = HIDInterfaceInfo->Config.DataOUTPipeDoubleBank;
+                       InterruptPeriod = DataOUTEndpoint->PollingIntervalMS;
+
+                       HIDInterfaceInfo->State.DataOUTPipeSize   = DataOUTEndpoint->EndpointSize;
                        HIDInterfaceInfo->State.DeviceUsesOUTPipe = true;
                }
+               else
+               {
+                       continue;
+               }
+
+               if (!(Pipe_ConfigurePipe(PipeNum, Type, Token, EndpointAddress, Size,
+                                        DoubleBanked ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE)))
+               {
+                       return HID_ENUMERROR_PipeConfigurationFailed;
+               }
+               
+               if (InterruptPeriod)
+                 Pipe_SetInterruptPeriod(InterruptPeriod);
        }
 
        HIDInterfaceInfo->State.InterfaceNumber      = HIDInterface->InterfaceNumber;