[ALPS02199398] sound: audio low latency patch

[Detail]
- add new pcm (DL2) for audio low latency
- only use DRAM
- add protect for multi-output
- IRQ Enable / Disable
- IRQ Counter (normal mixer & fast mixer share IRQ)
- echo reference add path of new pcm
- playbacks underflow detect move out interrupt routing

[Solution]
- add new pcm (DL2) for audio low latency
- only use DRAM
- add protect for multi-output
- IRQ Enable / Disable
- IRQ Counter (normal mixer & fast mixer share IRQ)
- echo reference add path of new pcm
- playbacks underflow detect move out interrupt routing

[Feature] Audio Playback(*)

MTK-Commit-Id: 5b9fea621663d49eafcda5e23f0d8266a329dcbd

Change-Id: Ifa2442060ea6629803ac0f1a1ec3985a328a7853
Signed-off-by: Shangbing Hu <shangbing.hu@mediatek.com>
CR-Id: ALPS02199398

1 files changed, 7 insertions, 0 deletions

diff --git a/sound/soc/mediatek/mt_soc_audio_v3/mt_soc_afe_control.h b/sound/soc/mediatek/mt_soc_audio_v3/mt_soc_afe_control.h
index fc9e82d18421..0057881c7fa5 100644
--- a/sound/soc/mediatek/mt_soc_audio_v3/mt_soc_afe_control.h
+++ b/sound/soc/mediatek/mt_soc_audio_v3/mt_soc_afe_control.h
@@ -113,6 +113,7 @@ bool Set2ndI2SInEnable(bool bEnable);
 bool SetI2SASRCConfig(bool bIsUseASRC, unsigned int dToSampleRate);
 bool SetI2SASRCEnable(bool bEnable);
 
+bool checkDllinkMEMIfStatus(void);
 bool checkUplinkMEMIfStatus(void);
 bool SetMemIfFetchFormatPerSample(uint32 InterfaceType, uint32 eFetchFormat);
 bool SetoutputConnectionFormat(uint32 ConnectionFormat, uint32 Output);
@@ -161,6 +162,9 @@ bool ClearMemBlock(Soc_Aud_Digital_Block MemBlock);
 
 void Auddrv_Dl1_Spinlock_lock(void);
 void Auddrv_Dl1_Spinlock_unlock(void);
+void Auddrv_Dl2_Spinlock_lock(void);
+void Auddrv_Dl2_Spinlock_unlock(void);
+
 void Auddrv_DL1_Interrupt_Handler(void);
 void Auddrv_DL2_Interrupt_Handler(void);
 void Auddrv_UL1_Interrupt_Handler(void);
@@ -195,6 +199,7 @@ void SetSramState(unsigned int State);
 unsigned int GetPLaybackSramFullSize(void);
 unsigned int GetPLaybackSramPartial(void);
 unsigned int GetPLaybackDramSize(void);
+unsigned int GetPLaybackDramLowLatencySize(void);
 size_t GetCaptureDramSize(void);
 
 /* offsetTrimming */
@@ -213,6 +218,8 @@ bool ClrOffloadCbk(Soc_Aud_Digital_Block block, void *offloadstream);
 
 unsigned int Align64ByteSize(unsigned int insize);
 
+void AudDrv_checkDLISRStatus(void);
+
 #ifdef CONFIG_OF
 int GetGPIO_Info(int type, int *pin, int *pinmode);
 #endif