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Pipe_BoundEndpointNumber() has been renamed to Pipe_GetBoundEndpointAddress(), and now returns the correct endpoint direction as part of the endpoint address.

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Add Audio_GetSetEndpointProperty() function to the Host mode Audio class driver.
This commit is contained in:
Dean Camera 2011-06-08 02:45:32 +00:00
parent 34164a5550
commit 0bf5064aec
9 changed files with 82 additions and 37 deletions
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12
LUFA/Drivers/USB/Class/Audio.h
View file

@ -29,16 +29,16 @@
*/
/** \file
* \brief Master include file for the library USB Audio Class driver.
* \brief Master include file for the library USB Audio 1.0 Class driver.
*
* Master include file for the library USB Audio Class driver, for both host and device modes, where available.
* Master include file for the library USB Audio 1.0 Class driver, for both host and device modes, where available.
*
* This file should be included in all user projects making use of this optional class driver, instead of
* including any headers in the USB/ClassDriver/Device, USB/ClassDriver/Host or USB/ClassDriver/Common subdirectories.
*/
/** \ingroup Group_USBClassDrivers
* \defgroup Group_USBClassAudio Audio Class Driver
* \defgroup Group_USBClassAudio Audio 1.0 Class Driver
*
* \section Sec_Dependencies Module Source Dependencies
* The following files must be built with any user project that uses this module:
@ -46,12 +46,12 @@
* - LUFA/Drivers/USB/Class/Host/Audio.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
*
* \section Sec_ModDescription Module Description
* Audio Class Driver module. This module contains an internal implementation of the USB Audio 1.0 Class, for both
* Device and Host USB modes. User applications can use this class driver instead of implementing the Audio class
* Audio 1.0 Class Driver module. This module contains an internal implementation of the USB Audio 1.0 Class, for both
* Device and Host USB modes. User applications can use this class driver instead of implementing the Audio 1.0 class
* manually via the low-level LUFA APIs.
*
* This module is designed to simplify the user code by exposing only the required interface needed to interface with
* Hosts or Devices using the USB Audio Class.
* Hosts or Devices using the USB Audio 1.0 Class.
*
* @{
*/

2
LUFA/Drivers/USB/Class/Device/Audio.h
View file

@ -38,7 +38,7 @@
*/
/** \ingroup Group_USBClassAudio
* \defgroup Group_USBClassAudioDevice Audio Class Device Mode Driver
* \defgroup Group_USBClassAudioDevice Audio 1.0 Class Device Mode Driver
*
* \section Sec_Dependencies Module Source Dependencies
* The following files must be built with any user project that uses this module:

34
LUFA/Drivers/USB/Class/Host/Audio.c
View file

@ -194,7 +194,7 @@ static uint8_t DComp_NextAudioInterfaceDataEndpoint(void* CurrentDescriptor)
return DESCRIPTOR_SEARCH_NotFound;
}
uint8_t AUDIO_Host_StartStopStreaming(USB_ClassInfo_Audio_Host_t* const AudioInterfaceInfo,
uint8_t Audio_Host_StartStopStreaming(USB_ClassInfo_Audio_Host_t* const AudioInterfaceInfo,
bool EnableStreaming)
{
if (!(AudioInterfaceInfo->State.IsActive))
@ -204,5 +204,37 @@ uint8_t AUDIO_Host_StartStopStreaming(USB_ClassInfo_Audio_Host_t* const AudioInt
EnableStreaming ? AudioInterfaceInfo->State.EnabledStreamingAltIndex : 0);
}
uint8_t Audio_GetSetEndpointProperty(USB_ClassInfo_Audio_Host_t* const AudioInterfaceInfo,
const uint8_t DataPipeIndex,
const uint8_t EndpointProperty,
const uint8_t EndpointControl,
uint16_t const DataLength,
uint8_t* Data)
{
uint8_t RequestType;
uint8_t EndpointAddress;
if (EndpointProperty & 0x80)
RequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE);
else
RequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE);
Pipe_SelectPipe(DataPipeIndex);
EndpointAddress = Pipe_GetBoundEndpointAddress();
USB_ControlRequest = (USB_Request_Header_t)
{
.bmRequestType = RequestType,
.bRequest = EndpointProperty,
.wValue = ((uint16_t)EndpointControl << 8),
.wIndex = EndpointAddress,
.wLength = DataLength,
};
Pipe_SelectPipe(PIPE_CONTROLPIPE);
return USB_Host_SendControlRequest(Data);
}
#endif

31
LUFA/Drivers/USB/Class/Host/Audio.h
View file

@ -29,23 +29,23 @@
*/
/** \file
* \brief Host mode driver for the library USB Audio Class driver.
* \brief Host mode driver for the library USB Audio 1.0 Class driver.
*
* Host mode driver for the library USB Audio Class driver.
* Host mode driver for the library USB Audio 1.0 Class driver.
*
* \note This file should not be included directly. It is automatically included as needed by the USB module driver
* dispatch header located in LUFA/Drivers/USB.h.
*/
/** \ingroup Group_USBClassAudio
* \defgroup Group_USBClassAudioHost Audio Class Host Mode Driver
* \defgroup Group_USBClassAudioHost Audio 1.0 Class Host Mode Driver
*
* \section Sec_Dependencies Module Source Dependencies
* The following files must be built with any user project that uses this module:
* - LUFA/Drivers/USB/Class/Host/Audio.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
*
* \section Sec_ModDescription Module Description
* Host Mode USB Class driver framework interface, for the Audio USB Class driver.
* Host Mode USB Class driver framework interface, for the Audio 1.0 USB Class driver.
*
* @{
*/
@ -138,9 +138,30 @@
*
* \return A value from the \ref USB_Host_SendControlErrorCodes_t enum.
*/
uint8_t AUDIO_Host_StartStopStreaming(USB_ClassInfo_Audio_Host_t* const AudioInterfaceInfo,
uint8_t Audio_Host_StartStopStreaming(USB_ClassInfo_Audio_Host_t* const AudioInterfaceInfo,
bool EnableStreaming);
/** Gets or sets the specified property of a streaming audio class endpoint that is bound to a pipe in the given
* class instance.
*
* \param[in,out] AudioInterfaceInfo Pointer to a structure containing an Audio Class host configuration and state.
* \param[in] DataPipeIndex Index of the data pipe whose bound endpoint is to be altered.
* \param[in] EndpointProperty Property of the endpoint to get or set, a value from \ref Audio_ClassRequests_t.
* \param[in] EndpointControl Parameter of the endpoint to get or set, a value from \ref Audio_EndpointControls_t.
* \param[in,out] DataLength For SET operations, the length of the parameter data to set. For GET operations, the maximum
* length of the retrieved data.
* \param[in,out] Data Pointer to a location where the parameter data is stored for SET operations, or where
* the retrieved data is to be stored for GET operations.
*
* \return A value from the \ref USB_Host_SendControlErrorCodes_t enum.
*/
uint8_t Audio_GetSetEndpointProperty(USB_ClassInfo_Audio_Host_t* const AudioInterfaceInfo,
const uint8_t DataPipeIndex,
const uint8_t EndpointProperty,
const uint8_t EndpointControl,
uint16_t* const DataLength,
uint8_t* Data);
/* Inline Functions: */
/** General management task for a given Audio 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

8
LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c
View file

@ -137,13 +137,7 @@ bool Pipe_IsEndpointBound(const uint8_t EndpointAddress)
if (!(Pipe_IsConfigured()))
continue;
uint8_t PipeToken = Pipe_GetPipeToken();
bool PipeTokenCorrect = true;
if (PipeToken != PIPE_TOKEN_SETUP)
PipeTokenCorrect = (PipeToken == ((EndpointAddress & PIPE_EPDIR_MASK) ? PIPE_TOKEN_IN : PIPE_TOKEN_OUT));
if (PipeTokenCorrect && (Pipe_BoundEndpointNumber() == (EndpointAddress & PIPE_EPNUM_MASK)))
if (Pipe_GetBoundEndpointAddress() == EndpointAddress)
return true;
}

11
LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.h
View file

@ -321,15 +321,16 @@
return ((UPSTAX & (1 << CFGOK)) ? true : false);
}
/** Retrieves the endpoint number of the endpoint within the attached device that the currently selected
/** Retrieves the endpoint address of the endpoint within the attached device that the currently selected
* pipe is bound to.
*
* \return Endpoint number the currently selected pipe is bound to.
* \return Endpoint address the currently selected pipe is bound to.
*/
static inline uint8_t Pipe_BoundEndpointNumber(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
static inline uint8_t Pipe_BoundEndpointNumber(void)
static inline uint8_t Pipe_GetBoundEndpointAddress(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
static inline uint8_t Pipe_GetBoundEndpointAddress(void)
{
return ((UPCFG0X >> PEPNUM0) & PIPE_EPNUM_MASK);
return (((UPCFG0X >> PEPNUM0) & PIPE_EPNUM_MASK) |
((Pipe_GetPipeToken() == PIPE_TOKEN_IN) ? ENDPOINT_DESCRIPTOR_DIR_IN : 0));
}
/** Sets the period between interrupts for an INTERRUPT type pipe to a specified number of milliseconds.

8
LUFA/Drivers/USB/Core/UC3/Pipe_UC3.c
View file

@ -86,13 +86,7 @@ bool Pipe_IsEndpointBound(const uint8_t EndpointAddress)
if (!(Pipe_IsConfigured()))
continue;
uint8_t PipeToken = Pipe_GetPipeToken();
bool PipeTokenCorrect = true;
if (PipeToken != PIPE_TOKEN_SETUP)
PipeTokenCorrect = (PipeToken == ((EndpointAddress & PIPE_EPDIR_MASK) ? PIPE_TOKEN_IN : PIPE_TOKEN_OUT));
if (PipeTokenCorrect && (Pipe_BoundEndpointNumber() == (EndpointAddress & PIPE_EPNUM_MASK)))
if (Pipe_GetBoundEndpointAddress() == EndpointAddress)
return true;
}

11
LUFA/Drivers/USB/Core/UC3/Pipe_UC3.h
View file

@ -332,15 +332,16 @@
return (&AVR32_USBB.UPSTA0)[USB_SelectedPipe].cfgok;
}
/** Retrieves the endpoint number of the endpoint within the attached device that the currently selected
/** Retrieves the endpoint address of the endpoint within the attached device that the currently selected
* pipe is bound to.
*
* \return Endpoint number the currently selected pipe is bound to.
* \return Endpoint address the currently selected pipe is bound to.
*/
static inline uint8_t Pipe_BoundEndpointNumber(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
static inline uint8_t Pipe_BoundEndpointNumber(void)
static inline uint8_t Pipe_GetBoundEndpointAddress(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
static inline uint8_t Pipe_GetBoundEndpointAddress(void)
{
return (&AVR32_USBB.UPCFG0)[USB_SelectedPipe].pepnum;
return ((&AVR32_USBB.UPCFG0)[USB_SelectedPipe].pepnum |
((Pipe_GetPipeToken() == PIPE_TOKEN_IN) ? ENDPOINT_DESCRIPTOR_DIR_IN : 0));
}
/** Sets the period between interrupts for an INTERRUPT type pipe to a specified number of milliseconds.