usbhostaudio.h
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#ifndef __USBHOSTAUDIO__
#define __USBHOSTAUDIO__
#include "usbd.h"
//#define DRIVER_TOGETHER
//support up to 16bits PCM data, 2 channels, 44.1KHz or 48KHz, 96KHz
//#define ONLY16BITS
#define LOOPWHOLECFG
//Test with wav data memory
//#define WAV_DATA_TEST
//Test with sine wave signal for Host audio out
//#define SINEWAV
//sample freq list
#define USBHOST_AUDIO_SRC_16K_BIT (1<<0)
#define USBHOST_AUDIO_SRC_32K_BIT (1<<1)
#define USBHOST_AUDIO_SRC_44P1K_BIT (1<<2)
#define USBHOST_AUDIO_SRC_48K_BIT (1<<3)
#define USBHOST_AUDIO_SRC_64K_BIT (1<<4)
#define USBHOST_AUDIO_SRC_88P2K_BIT (1<<5)
#define USBHOST_AUDIO_SRC_96K_BIT (1<<6)
#define USBHOST_AUDIO_SRC_128K_BIT (1<<7)
#define USBHOST_AUDIO_SRC_176P4K_BIT (1<<8)
#define USBHOST_AUDIO_SRC_192K_BIT (1<<9)
extern U32 UHA_SAMPLE_FREQ, UHA_BitResolution, UHA_STREAM_CHANS;
extern U8 src_ok_flag;
int haudio_submitIsoOut( USB_DEVICE * usbDev );
int haudio_removeIsoOut( USB_DEVICE * usbDev );
int haudio_submitIsoIn( USB_DEVICE * usbDev );
int haudio_removeIsoIn( USB_DEVICE * usbDev );
//jj called from deviceConnectAction()
void HostAudioOutLaunch(USB_DEVICE * usbDev);
void HostAudioOutUnLaunch(USB_DEVICE * usbDev);
U8 installAudioDeviceDriver( USB_DEVICE * usbDev );
int usbhost_audio_device_src_setting(void);
#endif //__USBHOSTAUDIO__