usbhaudio.c File Reference

#include <stdbool.h>
#include <stdint.h>
#include "ti/devices/msp432e4/driverlib/driverlib.h"
#include "ti/usblib/msp432e4/usblib.h"
#include "ti/usblib/msp432e4/usblibpriv.h"
#include "ti/usblib/msp432e4/usbaudio.h"
#include "usbhost.h"
#include "usbhostpriv.h"
#include "usbhaudio.h"

Include dependency graph for usbhaudio.c:

Macros
#define	INTERFACE_NUM_M   0x000000FF
#define	INTERFACE_ALTSETTING_M   0x0000FF00
#define	INTERFACE_ALTSETTING_S   8
#define	INVALID_INTERFACE   0xffffffff
#define	AUDIO_FLAG_OUT_ACTIVE   1
#define	AUDIO_FLAG_IN_ACTIVE   2

Functions
tUSBHostAudioInstance *	USBHostAudioOpen (uint32_t ui32Index, tUSBHostAudioCallback pfnCallback)
void	USBHostAudioClose (tUSBHostAudioInstance *psAudioInstance)
uint32_t	USBHostAudioVolumeGet (tUSBHostAudioInstance *psAudioInstance, uint32_t ui32Interface, uint32_t ui32Channel)
uint32_t	USBHostAudioVolumeMaxGet (tUSBHostAudioInstance *psAudioInstance, uint32_t ui32Interface, uint32_t ui32Channel)
uint32_t	USBHostAudioVolumeMinGet (tUSBHostAudioInstance *psAudioInstance, uint32_t ui32Interface, uint32_t ui32Channel)
uint32_t	USBHostAudioVolumeResGet (tUSBHostAudioInstance *psAudioInstance, uint32_t ui32Interface, uint32_t ui32Channel)
void	USBHostAudioVolumeSet (tUSBHostAudioInstance *psAudioInstance, uint32_t ui32Interface, uint32_t ui32Channel, uint32_t ui32Value)
uint32_t	USBHostAudioFormatGet (tUSBHostAudioInstance *psAudioInstance, uint32_t ui32SampleRate, uint32_t ui32Bits, uint32_t ui32Channels, uint32_t ui32Flags)
uint32_t	USBHostAudioFormatSet (tUSBHostAudioInstance *psAudioInstance, uint32_t ui32SampleRate, uint32_t ui32Bits, uint32_t ui32Channels, uint32_t ui32Flags)
int32_t	USBHostAudioPlay (tUSBHostAudioInstance *psAudioInstance, void *pvBuffer, uint32_t ui32Size, tUSBHostAudioCallback pfnCallback)
int32_t	USBHostAudioRecord (tUSBHostAudioInstance *psAudioInstance, void *pvBuffer, uint32_t ui32Size, tUSBHostAudioCallback pfnCallback)
uint32_t	USBHostAudioLPMSleep (tUSBHostAudioInstance *psAudioInstance)
uint32_t	USBHostAudioLPMStatus (tUSBHostAudioInstance *psAudioInstance)

Variables
const tUSBHostClassDriver	g_sUSBHostAudioClassDriver