video_buffer_management_v2.h 7.04 KB
/*****************************************************************************
*  Copyright Statement:
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/*****************************************************************************
 *
 * Filename:
 * ---------
 *   video_buffer_management_v2.h
 *
 * Project:
 * --------
 *  MTK
 *
 * Description:
 * ------------
 *   
 *
 * Author:
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 * -------
 *
 *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
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#ifndef VIDEO_BUFFER_MANAGEMENT_V2_H
#define VIDEO_BUFFER_MANAGEMENT_V2_H

#include "drv_features_video.h"

#include "video_comm_v2.h"
#include "kal_general_types.h"
#include "kal_public_defs.h"

///////////////////////////////////////////////////////
//                        Buffer pool management
///////////////////////////////////////////////////////

typedef struct 
{
    kal_uint32  *ext_ram_start_ptr;
    kal_uint32  ext_ram_total_length;
    kal_uint32  ext_ram_index;
    kal_uint32  *int_ram_start_ptr;
    kal_uint32  int_ram_total_length;
    kal_uint32  int_ram_index;
    kal_bool    ext_ram_init;
    kal_bool    int_ram_init;
    KAL_ADM_ID rVideoExtBufferADM;
}VIDEO_MEM_STRUCT;

typedef struct 
{
    kal_bool    fgInitExtMem;
    kal_bool    fgInitExtCacheMem;    
    kal_bool    fgWriteThrough;
    kal_uint8*  pu1ExtStartAddr;
    kal_uint32  u4ExtMemUsed;
    kal_uint32  u4ExtMemLength;
    kal_uint32  u4SpareMemLength;
    kal_uint8*  pu1ExtCacheStartAddr;
    kal_uint32  u4ExtCacheMemUsed;
    kal_uint32  u4ExtCacheMemLength;
    kal_uint32  u4SpareCacheMemLength;
    
    kal_uint8*  pu1IntStartAddr;
    kal_uint32  u4IntMemLength;

    KAL_ADM_ID rVideoExtBufferADM;
    KAL_ADM_ID rVideoExtCacheBufferADM;    
}VIDEO_EXTMEM_HANDLER_T;

typedef struct
{
    kal_uint8*  pu1ExtStartAddr;
    kal_uint32  u4Size;
}VIDEO_EXTMEM_RENDERER_T;

typedef struct
{
    kal_uint8* pu1Addr;
    kal_uint32 u4Size;
}VIDEO_INTMEM_ATOM_T;

#define _MAX_ALLOCATE_NUMBER (2)
typedef struct
{
    kal_uint8  *pu1Start;
    kal_uint32  u4Size;
    kal_bool    fgInit;
    VIDEO_SCENARIO_T eScenario;
    kal_uint32  u4Partition;
    VIDEO_INTMEM_ATOM_T arFreeMemory[_MAX_ALLOCATE_NUMBER];
}VIDEO_INTMEM_HANDLER_T;

typedef enum
{
    VIDEO_CACHEABLE = 0,
    VIDEO_NON_CACHEABLE
}VIDEO_MEMORY_SWITCH_T;

#ifdef __VE_VIDEO_COMMON__
kal_uint32 VideoCommExtBufferCacheableSwitchAlignMemory(kal_uint32 u4StartAddr, kal_uint32 u4Size, VIDEO_MEMORY_SWITCH_T eSwitch);
kal_uint32 VideoCommExtBufferCacheableSwitch(kal_uint32 u4StartAddr, kal_uint32 u4Size, VIDEO_MEMORY_SWITCH_T eSwitch);
kal_bool VideoCommIsExtBufferCacheable(kal_uint32 u4StartAddr, kal_uint32 u4Size);
kal_uint32 VideoCommFlushBuffer(kal_uint32 u4StartAddr, kal_uint32 u4Size);
kal_uint32 VideoCommInvalidateBuffer(kal_uint32 u4StartAddr, kal_uint32 u4Size);

// APIs for external memory
VIDEO_EXTMEM_HANDLER_T* VideoInitExtBuffer(kal_uint32 nStartAddr, kal_uint32 nSize, VIDEO_SCENARIO_T scenario);
void VideoDeInitExtBuffer(VIDEO_EXTMEM_HANDLER_T* prHandler);
kal_uint32 VideoGetExtBuffer(VIDEO_EXTMEM_HANDLER_T* prHandler, kal_uint32 nSize);

//Specialized API for encoder/decoder on MT6253
void VideoSetExtCacheBuffer(VIDEO_EXTMEM_HANDLER_T* prHandler, kal_uint32 u4Size);
kal_uint32 VideoGetExtCacheBuffer(VIDEO_EXTMEM_HANDLER_T* prHandler, kal_uint32 nSize);

// APIs for internal memory
VIDEO_INTMEM_HANDLER_T* VideoInitIntBuffer(kal_uint32 nStartAddr, kal_uint32 nSize, VIDEO_SCENARIO_T scenario);
void VideoDeInitIntBuffer(VIDEO_INTMEM_HANDLER_T* prHandler, VIDEO_SCENARIO_T scenario);
kal_uint32 VideoGetIntBuffer(VIDEO_INTMEM_HANDLER_T* prHandler, kal_uint32 nSize);
void VideoResetIntBuffer(VIDEO_INTMEM_HANDLER_T* prHandler);
kal_bool GetVideoIntBufferInitStatus(VIDEO_INTMEM_HANDLER_T* prHandler);
kal_uint32 VideoFreeIntBuffer(
    VIDEO_INTMEM_HANDLER_T* prHandler,
    kal_uint8* pu1FreeAddr,
    kal_uint32 u4FreeSize);

//An specialized API for Renderer
kal_uint32 VideoGetRendererExtBuffer(VIDEO_EXTMEM_HANDLER_T* prMgr, kal_uint32 u4RequestSize);
#endif

#endif /* VIDEO_BUFFER_MANAGEMENT_V2_H */