//=============================================================================
//
// Function Name: AUDDRV_Init
//
// Description: Initialize audio system
//
//=============================================================================
void AUDDRV_Init( void )
{
Log_DebugPrintf(LOGID_AUDIO, "\n\r\t* AUDDRV_Init *\n\r");
#if defined(FUSE_APPS_PROCESSOR)
#ifdef UNDER_LINUX
// Register proper handler here
#ifdef VPU_INCLUDED
RIPISR_Register_VPU_ProcessStatus( (VPU_ProcessStatus_t) &AP_VPU_ProcessStatus ); //not used in runtime?
#endif
// create the IP here because it will take some time. Otherwise, the first IPC message will take long time.
IPC_Audio_Create_BufferPool();
Audio_Apps_EP_Register( );
#else
RIPISR_Register_AudioISR_Handler( (Audio_ISR_Handler_t) &AP_Audio_ISR_Handler ); //not used in runtime?
#ifdef VPU_INCLUDED
RIPISR_Register_VPU_ProcessStatus( (VPU_ProcessStatus_t) &AP_VPU_ProcessStatus ); //not used in runtime?
#endif
#endif
AUDDRV_RegisterCB_getAudioMode( (CB_GetAudioMode_t) &AUDDRV_GetAudioMode );
AUDDRV_RegisterCB_setAudioMode( (CB_SetAudioMode_t) &AUDDRV_SetAudioMode );
AUDDRV_RegisterCB_setMusicMode( (CB_SetMusicMode_t) &AUDDRV_SetMusicMode );
AUDDRV_RegisterCB_getAudioApp( (CB_GetAudioApp_t) &AUDDRV_GetAudioApp );
// Initialize RPC and shared memory here
#ifdef UNDER_LINUX
Audio_InitRpc();
//VPSHAREDMEM_Init();
DSPDRV_Init();
#endif
#else //#if defined(FUSE_APPS_PROCESSOR)
#if !defined(FUSE_DUAL_PROCESSOR_ARCHITECTURE)
// ATHENA_EDGE_CP_STANDALONE build
RIPISR_Register_AudioISR_Handler( (Audio_ISR_Handler_t) &AP_Audio_ISR_Handler ); //not used in runtime?
#ifdef VPU_INCLUDED
RIPISR_Register_VPU_ProcessStatus( (VPU_ProcessStatus_t) &AP_VPU_ProcessStatus ); //not used in runtime?
#endif
AUDDRV_RegisterCB_getAudioMode( (CB_GetAudioMode_t) &AUDDRV_GetAudioMode );
AUDDRV_RegisterCB_setAudioMode( (CB_SetAudioMode_t) &AUDDRV_SetAudioMode );
AUDDRV_RegisterCB_setMusicMode( (CB_SetMusicMode_t) &AUDDRV_SetMusicMode );
#else
RIPISR_Register_AudioISR_Handler( (Audio_ISR_Handler_t) &CP_Audio_ISR_Handler );
#endif
#endif
}
/*+++++++++++++++++++++++++++++++++++++++++++++++++++++
*
* Function Name: PcmDeviceNew
*
* Description: Create PCM playback and capture device
*
*------------------------------------------------------------
*/
int __devinit PcmDeviceNew(struct snd_card *card)
{
struct snd_pcm *pcm;
int err = 0;
brcm_alsa_chip_t *pChip;
struct snd_pcm_substream *substream;
callMode = CALL_MODE_NONE;
err =
snd_pcm_new(card, "Broadcom CAPH", 0, NUM_PLAYBACK_SUBDEVICE,
NUM_CAPTURE_SUBDEVICE, &pcm);
if (err < 0)
return err;
pcm->private_data = card->private_data;
strcpy(pcm->name, "Broadcom CAPH PCM");
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
&brcm_alsa_omx_pcm_playback_ops);
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
&brcm_alsa_omx_pcm_capture_ops);
pcm->info_flags = 0;
/*pre-allocate memory for playback device */
substream = pcm->streams[0].substream;
for (; substream; substream = substream->next) {
err =
snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV,
0,
(IS_PCM_MEM_PREALLOCATED) ?
PCM_MAX_PLAYBACK_BUF_BYTES :
0,
PCM_MAX_PLAYBACK_BUF_BYTES);
if (err)
aError
("\n Error : Error when allocate memory for"
" playback device err=%d\n", err);
}
/*pre-allocate memory for capture device */
substream = pcm->streams[1].substream;
for (; substream; substream = substream->next) {
err =
snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV,
0,
(IS_PCM_MEM_PREALLOCATED) ?
PCM_MAX_CAPTURE_BUF_BYTES : 0,
PCM_MAX_CAPTURE_BUF_BYTES);
if (err)
aError
("\n Error : Error when allocate memory for"
" capture device err=%d\n", err);
}
pChip = (brcm_alsa_chip_t *) card->private_data;
/* Initialize the audio controller */
aTrace(LOG_ALSA_INTERFACE, "ALSA-CAPH PcmDeviceNew:call AUDIO_Init\n");
caph_audio_init();
#if defined(CONFIG_BCM_MODEM)
DSPDRV_Init();
#endif
AUDCTRL_Init();
#if defined(DYNAMIC_DMA_PLAYBACK)
spin_lock_init(©_lock);
#endif
aTrace(LOG_ALSA_INTERFACE,
"\n PcmDeviceNew : PcmDeviceNew err=%d\n", err);
return err;
}
