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

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Added new *_ENUMERROR_PipeConfigurationFailed error codes for the *_Host_ConfigurePipes() routines.
This commit is contained in:
Dean Camera 2010-12-02 01:56:06 +00:00
parent 1c74525d2f
commit ed9d77aeee
19 changed files with 240 additions and 64 deletions
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48
LUFA/Drivers/USB/Class/Host/CDC.c
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@ -100,31 +100,59 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo
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 == CDCInterfaceInfo->Config.DataINPipeNumber)
{
Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_IN,
DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize,
CDCInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
Size = DataINEndpoint->EndpointSize;
EndpointAddress = DataINEndpoint->EndpointAddress;
Token = PIPE_TOKEN_IN;
Type = EP_TYPE_BULK;
DoubleBanked = CDCInterfaceInfo->Config.DataINPipeDoubleBank;
InterruptPeriod = 0;
CDCInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize;
}
else if (PipeNum == CDCInterfaceInfo->Config.DataOUTPipeNumber)
{
Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_OUT,
DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize,
CDCInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
Size = DataOUTEndpoint->EndpointSize;
EndpointAddress = DataOUTEndpoint->EndpointAddress;
Token = PIPE_TOKEN_OUT;
Type = EP_TYPE_BULK;
DoubleBanked = CDCInterfaceInfo->Config.DataOUTPipeDoubleBank;
InterruptPeriod = 0;
CDCInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize;
}
else if (PipeNum == CDCInterfaceInfo->Config.NotificationPipeNumber)
{
Pipe_ConfigurePipe(PipeNum, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
NotificationEndpoint->EndpointAddress, NotificationEndpoint->EndpointSize,
CDCInterfaceInfo->Config.NotificationPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
Pipe_SetInterruptPeriod(NotificationEndpoint->PollingIntervalMS);
Size = NotificationEndpoint->EndpointSize;
EndpointAddress = NotificationEndpoint->EndpointAddress;
Token = PIPE_TOKEN_IN;
Type = EP_TYPE_INTERRUPT;
DoubleBanked = CDCInterfaceInfo->Config.NotificationPipeDoubleBank;
InterruptPeriod = NotificationEndpoint->PollingIntervalMS;
CDCInterfaceInfo->State.NotificationPipeSize = NotificationEndpoint->EndpointSize;
}
else
{
continue;
}
if (!(Pipe_ConfigurePipe(PipeNum, Type, Token, EndpointAddress, Size,
DoubleBanked ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE)))
{
return CDC_ENUMERROR_PipeConfigurationFailed;
}
if (InterruptPeriod)
Pipe_SetInterruptPeriod(InterruptPeriod);
}
CDCInterfaceInfo->State.ControlInterfaceNumber = CDCControlInterface->InterfaceNumber;