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Added new NO_CLASS_DRIVER_AUTOFLUSH compile time option to disable automatic flushing of interfaces when the USB management tasks for each driver is called.

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The MIDI class drivers now automatically flushes the MIDI interface when the MIDI class driver's USBTask() function is called.
This commit is contained in:
Dean Camera 2010-10-27 07:23:51 +00:00
parent 08de757811
commit 710f31c540
10 changed files with 53 additions and 24 deletions
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2
LUFA/Drivers/USB/Class/Device/CDC.c
View file

@ -148,7 +148,9 @@ void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo)
if ((USB_DeviceState != DEVICE_STATE_Configured) || !(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS))
return;
#if !defined(NO_CLASS_DRIVER_AUTOFLUSH)
CDC_Device_Flush(CDCInterfaceInfo);
#endif
}
uint8_t CDC_Device_SendString(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo,

10
LUFA/Drivers/USB/Class/Device/MIDI.c
View file

@ -76,6 +76,16 @@ bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* const MIDIInter
return true;
}
void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
{
if (USB_DeviceState != DEVICE_STATE_Configured)
return;
#if !defined(NO_CLASS_DRIVER_AUTOFLUSH)
MIDI_Device_Flush(MIDIInterfaceInfo);
#endif
}
uint8_t MIDI_Device_SendEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo,
const MIDI_EventPacket_t* const Event)
{

18
LUFA/Drivers/USB/Class/Device/MIDI.h
View file

@ -120,6 +120,13 @@
*/
bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** General management task for a given MIDI class interface, required for the correct operation of the interface. This should
* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
*
* \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state.
*/
void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Sends a MIDI event packet to the host. If no host is connected, the event packet is discarded. Events are queued into the
* endpoint bank until either the endpoint bank is full, or \ref MIDI_Device_Flush() is called. This allows for multiple
* MIDI events to be packed into a single endpoint packet, increasing data throughput.
@ -160,17 +167,6 @@
MIDI_EventPacket_t* const Event) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
/* Inline Functions: */
/** General management task for a given MIDI class interface, required for the correct operation of the interface. This should
* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
*
* \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state.
*/
static inline void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
static inline void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
{
(void)MIDIInterfaceInfo;
}
/** Processes incoming control requests from the host, that are directed to the given MIDI class interface. This should be
* linked to the library \ref EVENT_USB_Device_UnhandledControlRequest() event.
*

2
LUFA/Drivers/USB/Class/Device/MassStorage.c
View file

@ -126,7 +126,7 @@ void MS_Device_USBTask(USB_ClassInfo_MS_Device_t* const MSInterfaceInfo)
Endpoint_SelectEndpoint(MSInterfaceInfo->Config.DataINEndpointNumber);
MSInterfaceInfo->State.CommandStatus.Status = CALLBACK_MS_Device_SCSICommandReceived(MSInterfaceInfo) ?
MS_SCSI_COMMAND_Pass : MS_SCSI_COMMAND_Fail;
MS_SCSI_COMMAND_Pass : MS_SCSI_COMMAND_Fail;
MSInterfaceInfo->State.CommandStatus.Signature = MS_CSW_SIGNATURE;
MSInterfaceInfo->State.CommandStatus.Tag = MSInterfaceInfo->State.CommandBlock.Tag;
MSInterfaceInfo->State.CommandStatus.DataTransferResidue = MSInterfaceInfo->State.CommandBlock.DataTransferLength;