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Inline USB management functions in the Class drivers which are standardized but currently unused, to prevent them from using up unneccesary cycles and flash in the user application.

Browse Source
pull/1469/head
Dean Camera 15 years ago
parent 6122ba93cf
commit 60e9641222
20 changed files with 119 additions and 120 deletions
Show Stats Download Patch File Download Diff File

2
LUFA/Common/Common.h
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@ -172,7 +172,7 @@
{
Temp = *Data;
*Data = *(Data + Bytes - 1);
*(Data + Bytes) = Temp;
*(Data + Bytes - 1) = Temp;
Data++;
Bytes -= 2;

5
LUFA/Drivers/USB/Class/Device/Audio.c
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@ -84,11 +84,6 @@ bool Audio_Device_ConfigureEndpoints(USB_ClassInfo_Audio_Device_t* AudioInterfac
return true;
}
void Audio_Device_USBTask(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
{
(void)AudioInterfaceInfo;
}
bool Audio_Device_IsSampleReceived(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
{
if ((USB_DeviceState != DEVICE_STATE_Configured) || !(AudioInterfaceInfo->State.InterfaceEnabled))

18
LUFA/Drivers/USB/Class/Device/Audio.h
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@ -112,13 +112,6 @@
* \param[in,out] AudioInterfaceInfo Pointer to a structure containing an Audio Class configuration and state
*/
void Audio_Device_ProcessControlRequest(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** General management task for a given Audio 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] AudioInterfaceInfo Pointer to a structure containing an Audio Class configuration and state
*/
void Audio_Device_USBTask(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Determines if the given audio interface is ready for a sample to be read from it, and selects the streaming
* OUT endpoint ready for reading.
@ -145,6 +138,17 @@
bool Audio_Device_IsReadyForNextSample(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo);
/* Inline Functions: */
/** General management task for a given Audio 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] AudioInterfaceInfo Pointer to a structure containing an Audio Class configuration and state
*/
static inline void Audio_Device_USBTask(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo);
static inline void Audio_Device_USBTask(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
{
(void)AudioInterfaceInfo;
}
/** Reads the next 8-bit audio sample from the current audio interface.
*
* \note This should be preceded immediately by a call to the USB_Audio_IsSampleReceived() function to ensure that

29
LUFA/Drivers/USB/Class/Device/HID.h
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@ -131,20 +131,6 @@
*/
void HID_Device_USBTask(USB_ClassInfo_HID_Device_t* HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Indicates that a millisecond of idle time has elapsed on the given HID interface, and the interface's idle count should be
* decremented. This should be called once per millisecond so that hardware key-repeats function correctly. It is recommended
* that this be called by the \ref EVENT_USB_Device_StartOfFrame() event, once SOF events have been enabled via
* \ref USB_Device_EnableSOFEvents();.
*
* \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class configuration and state
*/
static inline void HID_Device_MillisecondElapsed(USB_ClassInfo_HID_Device_t* HIDInterfaceInfo);
static inline void HID_Device_MillisecondElapsed(USB_ClassInfo_HID_Device_t* HIDInterfaceInfo)
{
if (HIDInterfaceInfo->State.IdleMSRemaining)
HIDInterfaceInfo->State.IdleMSRemaining--;
}
/** HID class driver callback for the user creation of a HID IN report. This callback may fire in response to either
* HID class control requests from the host, or by the normal HID endpoint polling procedure. Inside this callback the
* user is responsible for the creation of the next HID input report to be sent to the host.
@ -178,6 +164,21 @@
const void* ReportData, const uint16_t ReportSize) ATTR_NON_NULL_PTR_ARG(1)
ATTR_NON_NULL_PTR_ARG(3);
/* Inline Functions: */
/** Indicates that a millisecond of idle time has elapsed on the given HID interface, and the interface's idle count should be
* decremented. This should be called once per millisecond so that hardware key-repeats function correctly. It is recommended
* that this be called by the \ref EVENT_USB_Device_StartOfFrame() event, once SOF events have been enabled via
* \ref USB_Device_EnableSOFEvents();.
*
* \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class configuration and state
*/
static inline void HID_Device_MillisecondElapsed(USB_ClassInfo_HID_Device_t* HIDInterfaceInfo);
static inline void HID_Device_MillisecondElapsed(USB_ClassInfo_HID_Device_t* HIDInterfaceInfo)
{
if (HIDInterfaceInfo->State.IdleMSRemaining)
HIDInterfaceInfo->State.IdleMSRemaining--;
}
/* Disable C linkage for C++ Compilers: */
#if defined(__cplusplus)
}

5
LUFA/Drivers/USB/Class/Device/MIDI.c
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@ -65,11 +65,6 @@ bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* const MIDIInter
return true;
}
void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
{
(void)MIDIInterfaceInfo;
}
uint8_t MIDI_Device_SendEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event)
{
if (USB_DeviceState != DEVICE_STATE_Configured)

19
LUFA/Drivers/USB/Class/Device/MIDI.h
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@ -104,13 +104,6 @@
*/
void MIDI_Device_ProcessControlRequest(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.
*
* \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or
@ -137,6 +130,18 @@
bool MIDI_Device_ReceiveEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo,
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);
static inline void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
{
(void)MIDIInterfaceInfo;
}
/* Disable C linkage for C++ Compilers: */
#if defined(__cplusplus)
}

5
LUFA/Drivers/USB/Class/Host/HID.c
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@ -150,11 +150,6 @@ static uint8_t DComp_HID_Host_NextHIDInterfaceEndpoint(void* const CurrentDescri
return DESCRIPTOR_SEARCH_NotFound;
}
void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
{
(void)HIDInterfaceInfo;
}
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, const uint8_t ReportID, void* Buffer)
{

21
LUFA/Drivers/USB/Class/Host/HID.h
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@ -130,14 +130,6 @@
};
/* Function Prototypes: */
/** General management task for a given Human Interface Class host 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] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state
*/
void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Host interface configuration routine, to configure a given HID host interface instance using the Configuration
* Descriptor read from an attached USB device. This function automatically updates the given HID Host instance's
* state values and configures the pipes required to communicate with the interface if it is found within the
@ -261,6 +253,19 @@
uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
#endif
/* Inline Functions: */
/** General management task for a given Human Interface Class host 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] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state
*/
static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo);
static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
{
(void)HIDInterfaceInfo;
}
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Macros: */

5
LUFA/Drivers/USB/Class/Host/MIDI.c
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@ -122,11 +122,6 @@ static uint8_t DComp_MIDI_Host_NextMIDIStreamingDataEndpoint(void* const Current
return DESCRIPTOR_SEARCH_NotFound;
}
void MIDI_Host_USBTask(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo)
{
(void)MIDIInterfaceInfo;
}
uint8_t MIDI_Host_SendEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event)
{
if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive))

21
LUFA/Drivers/USB/Class/Host/MIDI.h
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@ -97,13 +97,6 @@
};
/* Function Prototypes: */
/** General management task for a given MIDI host 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 an MIDI Class host configuration and state
*/
void MIDI_Host_USBTask(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Host interface configuration routine, to configure a given MIDI host interface instance using the Configuration
* Descriptor read from an attached USB device. This function automatically updates the given MIDI Host instance's
* state values and configures the pipes required to communicate with the interface if it is found within the device.
@ -144,7 +137,19 @@
*/
bool MIDI_Host_ReceiveEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo,
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 host 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 an MIDI Class host configuration and state
*/
static inline void MIDI_Host_USBTask(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo);
static inline void MIDI_Host_USBTask(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo)
{
(void)MIDIInterfaceInfo;
}
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Macros: */

5
LUFA/Drivers/USB/Class/Host/MassStorage.c
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@ -127,11 +127,6 @@ static uint8_t DComp_NextMSInterfaceEndpoint(void* const CurrentDescriptor)
return DESCRIPTOR_SEARCH_NotFound;
}
void MS_Host_USBTask(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo)
{
(void)MSInterfaceInfo;
}
static uint8_t MS_Host_SendCommand(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo, MS_CommandBlockWrapper_t* const SCSICommandBlock,
void* BufferPtr)
{

21
LUFA/Drivers/USB/Class/Host/MassStorage.h
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@ -113,14 +113,6 @@
};
/* Function Prototypes: */
/** General management task for a given Mass Storage host 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] MSInterfaceInfo Pointer to a structure containing an MS Class host configuration and state
*/
void MS_Host_USBTask(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Host interface configuration routine, to configure a given Mass Storage host interface instance using the
* Configuration Descriptor read from an attached USB device. This function automatically updates the given Mass
* Storage Host instance's state values and configures the pipes required to communicate with the interface if it
@ -269,6 +261,19 @@
const uint32_t BlockAddress, const uint8_t Blocks, const uint16_t BlockSize,
void* BlockBuffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(6);
/* Inline Functions: */
/** General management task for a given Mass Storage host 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] MSInterfaceInfo Pointer to a structure containing an MS Class host configuration and state
*/
static inline void MS_Host_USBTask(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo);
static inline void MS_Host_USBTask(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo)
{
(void)MSInterfaceInfo;
}
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Macros: */

5
LUFA/Drivers/USB/Class/Host/Printer.c
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@ -122,11 +122,6 @@ static uint8_t DComp_NextPRNTInterfaceEndpoint(void* CurrentDescriptor)
return DESCRIPTOR_SEARCH_NotFound;
}
void PRNT_Host_USBTask(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo)
{
(void)PRNTInterfaceInfo;
}
uint8_t PRNT_Host_SetBidirectionalMode(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo)
{
if (PRNTInterfaceInfo->State.AlternateSetting)

22
LUFA/Drivers/USB/Class/Host/Printer.h
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@ -100,15 +100,6 @@
};
/* Function Prototypes: */
/** General management task for a given Printer host 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] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state
*/
void PRNT_Host_USBTask(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Host interface configuration routine, to configure a given Printer host interface instance using the
* Configuration Descriptor read from an attached USB device. This function automatically updates the given Printer
* instance's state values and configures the pipes required to communicate with the interface if it is found within
@ -184,6 +175,19 @@
uint8_t PRNT_Host_GetDeviceID(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo, char* DeviceIDString,
uint16_t BufferSize) ATTR_NON_NULL_PTR_ARG(1);
/* Inline Functions: */
/** General management task for a given Printer host 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] PRNTInterfaceInfo Pointer to a structure containing a Printer Class host configuration and state
*/
static inline void PRNT_Host_USBTask(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo);
static inline void PRNT_Host_USBTask(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo)
{
(void)PRNTInterfaceInfo;
}
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Macros: */

5
LUFA/Drivers/USB/Class/Host/RNDIS.c
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@ -205,11 +205,6 @@ static uint8_t DComp_RNDIS_Host_NextRNDISInterfaceEndpoint(void* const CurrentDe
return DESCRIPTOR_SEARCH_NotFound;
}
void RNDIS_Host_USBTask(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo)
{
(void)RNDISInterfaceInfo;
}
static uint8_t RNDIS_SendEncapsulatedCommand(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo,
void* Buffer, uint16_t Length)
{

19
LUFA/Drivers/USB/Class/Host/RNDIS.h
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@ -120,13 +120,6 @@
#define RNDIS_COMMAND_FAILED 0xC0
/* Function Prototypes: */
/** General management task for a given RNDIS host 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] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state
*/
void RNDIS_Host_USBTask(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Host interface configuration routine, to configure a given RNDIS host interface instance using the Configuration
* Descriptor read from an attached USB device. This function automatically updates the given RNDIS Host instance's
* state values and configures the pipes required to communicate with the interface if it is found within the device.
@ -229,6 +222,18 @@
uint8_t RNDIS_Host_SendPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo, void* Buffer, uint16_t PacketLength)
ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
/* Inline Functions: */
/** General management task for a given RNDIS host 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] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state
*/
static inline void RNDIS_Host_USBTask(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo);
static inline void RNDIS_Host_USBTask(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo)
{
(void)RNDISInterfaceInfo;
}
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Macros: */

5
LUFA/Drivers/USB/Class/Host/StillImage.c
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@ -142,11 +142,6 @@ uint8_t DComp_SI_Host_NextSIInterfaceEndpoint(void* const CurrentDescriptor)
return DESCRIPTOR_SEARCH_NotFound;
}
void SImage_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
{
(void)SIInterfaceInfo;
}
uint8_t SImage_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, SI_PIMA_Container_t* const PIMAHeader)
{
uint8_t ErrorCode;

24
LUFA/Drivers/USB/Class/Host/StillImage.h
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@ -108,15 +108,6 @@
};
/* Function Prototypes: */
/** General management task for a given Still Image host 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] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
*/
void SImage_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Host interface configuration routine, to configure a given Still Image host interface instance using the
* Configuration Descriptor read from an attached USB device. This function automatically updates the given Still
* Image Host instance's state values and configures the pipes required to communicate with the interface if it is
@ -268,7 +259,20 @@
*/
uint8_t SImage_Host_ReadData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, void* Buffer,
const uint16_t Bytes) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
/* Inline Functions: */
/** General management task for a given Still Image host 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] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state
*/
static inline void SImage_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo);
static inline void SImage_Host_USBTask(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
{
(void)SIInterfaceInfo;
}
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Macros: */

1
LUFA/ManPages/ChangeLog.txt
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@ -22,6 +22,7 @@
* reset
* - Changed over the MassStorageKeyboard Class driver device demo to use Start of Frame events rather than a timer to keep track
* of elapsed milliseconds
* - Inlined currently unused (but standardized) maintenance functions in the Device and Host Class drivers to save space
*
* <b>Fixed:</b>
* - Fixed AVRISP project not able to enter programming mode when ISP protocol is used

2
LUFA/ManPages/LibraryResources.txt
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@ -10,7 +10,7 @@
* Project Homepage: http://www.fourwalledcubicle.com/LUFA.php \n
* Development Blog: http://www.fourwalledcubicle.com/blog \n
* Discussion Group: http://groups.google.com/group/myusb-support-list \n
* SVN Access, Bug Reports and Feature Requests: http://code.google.com/p/lufa-lib/ \n
* Official Releases, SVN Access, Issue Tracker: http://code.google.com/p/lufa-lib/ \n
* Git Access: http://github.com/abcminiuser/lufa-lib
* Commit RSS: http://github.com/feeds/abcminiuser/commits/lufa-lib/master
* Author's Website: http://www.fourwalledcubicle.com \n

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