Commit d26a9ed5 authored by Dean Camera's avatar Dean Camera
Browse files

Be doubly-certain that the incomming CDC class driver's endpoint/pipe is...

Be doubly-certain that the incomming CDC class driver's endpoint/pipe is flushed only once when the bank is empty.
parent cec699ac
......@@ -190,10 +190,17 @@ uint16_t CDC_Device_BytesReceived(USB_ClassInfo_CDC_Device_t* const CDCInterface
Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataOUTEndpointNumber);
if (Endpoint_IsOUTReceived() && !(Endpoint_BytesInEndpoint()))
Endpoint_ClearOUT();
if (Endpoint_IsOUTReceived())
{
if (!(Endpoint_BytesInEndpoint()))
Endpoint_ClearOUT();
return Endpoint_BytesInEndpoint();
return Endpoint_BytesInEndpoint();
}
else
{
return 0;
}
}
uint8_t CDC_Device_ReceiveByte(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
......
......@@ -309,13 +309,22 @@ uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo
Pipe_SetPipeToken(PIPE_TOKEN_IN);
Pipe_Unfreeze();
if (Pipe_IsINReceived() && !(Pipe_BytesInPipe()))
Pipe_ClearIN();
BytesInPipe = Pipe_BytesInPipe();
Pipe_Freeze();
return BytesInPipe;
if (Pipe_IsINReceived())
{
if (!(Pipe_BytesInPipe()))
Pipe_ClearIN();
BytesInPipe = Pipe_BytesInPipe();
Pipe_Freeze();
return BytesInPipe;
}
else
{
Pipe_Freeze();
return 0;
}
}
uint8_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
......
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