Minor documentation improvements.

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

diff --git a/LUFA/Drivers/USB/Class/Host/MassStorageClassHost.c b/LUFA/Drivers/USB/Class/Host/MassStorageClassHost.c
index 3b09a47..c4cb21a 100644 (file)
--- a/LUFA/Drivers/USB/Class/Host/MassStorageClassHost.c
+++ b/LUFA/Drivers/USB/Class/Host/MassStorageClassHost.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2012.
+     Copyright (C) Dean Camera, 2013.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2013  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
@@ -18,7 +18,7 @@
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
-  The author disclaim all warranties with regard to this
+  The author disclaims all warranties with regard to this
   software, including all implied warranties of merchantability
   and fitness.  In no event shall the author be liable for any
   special, indirect or consequential damages or any damages
@@ -78,45 +78,19 @@ uint8_t MS_Host_ConfigurePipes(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo,
                  DataOUTEndpoint = EndpointData;
        }
 
-       for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++)
-       {
-               uint16_t Size;
-               uint8_t  Type;
-               uint8_t  Token;
-               uint8_t  EndpointAddress;
-               bool     DoubleBanked;
-
-               if (PipeNum == MSInterfaceInfo->Config.DataINPipeNumber)
-               {
-                       Size            = le16_to_cpu(DataINEndpoint->EndpointSize);
-                       EndpointAddress = DataINEndpoint->EndpointAddress;
-                       Token           = PIPE_TOKEN_IN;
-                       Type            = EP_TYPE_BULK;
-                       DoubleBanked    = MSInterfaceInfo->Config.DataINPipeDoubleBank;
-
-                       MSInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize;
-               }
-               else if (PipeNum == MSInterfaceInfo->Config.DataOUTPipeNumber)
-               {
-                       Size            = le16_to_cpu(DataOUTEndpoint->EndpointSize);
-                       EndpointAddress = DataOUTEndpoint->EndpointAddress;
-                       Token           = PIPE_TOKEN_OUT;
-                       Type            = EP_TYPE_BULK;
-                       DoubleBanked    = MSInterfaceInfo->Config.DataOUTPipeDoubleBank;
-
-                       MSInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize;
-               }
-               else
-               {
-                       continue;
-               }
-
-               if (!(Pipe_ConfigurePipe(PipeNum, Type, Token, EndpointAddress, Size,
-                                        DoubleBanked ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE)))
-               {
-                       return MS_ENUMERROR_PipeConfigurationFailed;
-               }
-       }
+       MSInterfaceInfo->Config.DataINPipe.Size  = le16_to_cpu(DataINEndpoint->EndpointSize);
+       MSInterfaceInfo->Config.DataINPipe.EndpointAddress = DataINEndpoint->EndpointAddress;
+       MSInterfaceInfo->Config.DataINPipe.Type  = EP_TYPE_BULK;
+       
+       MSInterfaceInfo->Config.DataOUTPipe.Size = le16_to_cpu(DataOUTEndpoint->EndpointSize);
+       MSInterfaceInfo->Config.DataOUTPipe.EndpointAddress = DataOUTEndpoint->EndpointAddress;
+       MSInterfaceInfo->Config.DataOUTPipe.Type = EP_TYPE_BULK;
+       
+       if (!(Pipe_ConfigurePipeTable(&MSInterfaceInfo->Config.DataINPipe, 1)))
+         return false;
+       
+       if (!(Pipe_ConfigurePipeTable(&MSInterfaceInfo->Config.DataOUTPipe, 1)))
+         return false;
 
        MSInterfaceInfo->State.InterfaceNumber = MassStorageInterface->InterfaceNumber;
        MSInterfaceInfo->State.IsActive = true;
@@ -178,7 +152,7 @@ static uint8_t MS_Host_SendCommand(USB_ClassInfo_MS_Host_t* const MSInterfaceInf
        SCSICommandBlock->Signature = CPU_TO_LE32(MS_CBW_SIGNATURE);
        SCSICommandBlock->Tag       = cpu_to_le32(MSInterfaceInfo->State.TransactionTag);
 
-       Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber);
+       Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address);
        Pipe_Unfreeze();
 
        if ((ErrorCode = Pipe_Write_Stream_LE(SCSICommandBlock, sizeof(MS_CommandBlockWrapper_t),
@@ -212,7 +186,7 @@ static uint8_t MS_Host_WaitForDataReceived(USB_ClassInfo_MS_Host_t* const MSInte
        uint16_t TimeoutMSRem        = MS_COMMAND_DATA_TIMEOUT_MS;
        uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber();
 
-       Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
+       Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address);
        Pipe_Unfreeze();
 
        while (!(Pipe_IsINReceived()))
@@ -228,7 +202,7 @@ static uint8_t MS_Host_WaitForDataReceived(USB_ClassInfo_MS_Host_t* const MSInte
                }
 
                Pipe_Freeze();
-               Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber);
+               Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address);
                Pipe_Unfreeze();
 
                if (Pipe_IsStalled())
@@ -238,7 +212,7 @@ static uint8_t MS_Host_WaitForDataReceived(USB_ClassInfo_MS_Host_t* const MSInte
                }
 
                Pipe_Freeze();
-               Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
+               Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address);
                Pipe_Unfreeze();
 
                if (Pipe_IsStalled())
@@ -251,10 +225,10 @@ static uint8_t MS_Host_WaitForDataReceived(USB_ClassInfo_MS_Host_t* const MSInte
                  return PIPE_RWSTREAM_DeviceDisconnected;
        };
 
-       Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
+       Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address);
        Pipe_Freeze();
 
-       Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber);
+       Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address);
        Pipe_Freeze();
 
        return PIPE_RWSTREAM_NoError;
@@ -275,7 +249,7 @@ static uint8_t MS_Host_SendReceiveData(USB_ClassInfo_MS_Host_t* const MSInterfac
                        return ErrorCode;
                }
 
-               Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
+               Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address);
                Pipe_Unfreeze();
 
                if ((ErrorCode = Pipe_Read_Stream_LE(BufferPtr, BytesRem, NULL)) != PIPE_RWSTREAM_NoError)
@@ -285,7 +259,7 @@ static uint8_t MS_Host_SendReceiveData(USB_ClassInfo_MS_Host_t* const MSInterfac
        }
        else
        {
-               Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber);
+               Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address);
                Pipe_Unfreeze();
 
                if ((ErrorCode = Pipe_Write_Stream_LE(BufferPtr, BytesRem, NULL)) != PIPE_RWSTREAM_NoError)
@@ -313,7 +287,7 @@ static uint8_t MS_Host_GetReturnedStatus(USB_ClassInfo_MS_Host_t* const MSInterf
        if ((ErrorCode = MS_Host_WaitForDataReceived(MSInterfaceInfo)) != PIPE_RWSTREAM_NoError)
          return ErrorCode;
 
-       Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
+       Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address);
        Pipe_Unfreeze();
 
        if ((ErrorCode = Pipe_Read_Stream_LE(SCSICommandStatus, sizeof(MS_CommandStatusWrapper_t),
@@ -349,12 +323,12 @@ uint8_t MS_Host_ResetMSInterface(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo)
        if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
          return ErrorCode;
 
-       Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipeNumber);
+       Pipe_SelectPipe(MSInterfaceInfo->Config.DataINPipe.Address);
 
        if ((ErrorCode = USB_Host_ClearEndpointStall(Pipe_GetBoundEndpointAddress())) != HOST_SENDCONTROL_Successful)
          return ErrorCode;
 
-       Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipeNumber);
+       Pipe_SelectPipe(MSInterfaceInfo->Config.DataOUTPipe.Address);
 
        if ((ErrorCode = USB_Host_ClearEndpointStall(Pipe_GetBoundEndpointAddress())) != HOST_SENDCONTROL_Successful)
          return ErrorCode;