tcdrv.c

st7710的tuner标准驱动

#ifdef STTUNER_DRV_CAB_TUN_DCF8720
ST_ErrorCode_t STTUNER_DRV_TUNER_DCF8720_UnInstall(STTUNER_tuner_dbase_t *Tuner)
{
    return( STTUNER_DRV_TUNER_TCDRV_UnInstall(Tuner, STTUNER_TUNER_DCF8720) );
}
#endif
#ifdef STTUNER_DRV_CAB_TUN_MACOETA50DR
ST_ErrorCode_t STTUNER_DRV_TUNER_MACOETA50DR_UnInstall(STTUNER_tuner_dbase_t *Tuner)
{
    return( STTUNER_DRV_TUNER_TCDRV_UnInstall(Tuner, STTUNER_TUNER_MACOETA50DR) );
}
#endif
#ifdef STTUNER_DRV_CAB_TUN_CD1516LI
ST_ErrorCode_t STTUNER_DRV_TUNER_CD1516LI_UnInstall(STTUNER_tuner_dbase_t *Tuner)
{
    return( STTUNER_DRV_TUNER_TCDRV_UnInstall(Tuner, STTUNER_TUNER_CD1516LI) );
}
#endif
#ifdef STTUNER_DRV_CAB_TUN_DF1CS1223
ST_ErrorCode_t STTUNER_DRV_TUNER_DF1CS1223_UnInstall(STTUNER_tuner_dbase_t *Tuner)
{
    return( STTUNER_DRV_TUNER_TCDRV_UnInstall(Tuner, STTUNER_TUNER_DF1CS1223) );
}
#endif
#ifdef STTUNER_DRV_CAB_TUN_SHARPXX
ST_ErrorCode_t STTUNER_DRV_TUNER_SHARPXX_UnInstall(STTUNER_tuner_dbase_t *Tuner)
{
    return( STTUNER_DRV_TUNER_TCDRV_UnInstall(Tuner, STTUNER_TUNER_SHARPXX) );
}
#endif
#ifdef STTUNER_DRV_CAB_TUN_TDBE1X016A
ST_ErrorCode_t STTUNER_DRV_TUNER_TDBE1X016A_UnInstall(STTUNER_tuner_dbase_t *Tuner)
{
    return( STTUNER_DRV_TUNER_TCDRV_UnInstall(Tuner, STTUNER_TUNER_TDBE1X016A) );
}
#endif
#ifdef STTUNER_DRV_CAB_TUN_TDBE1X601
ST_ErrorCode_t STTUNER_DRV_TUNER_TDBE1X601_UnInstall(STTUNER_tuner_dbase_t *Tuner)
{
    return( STTUNER_DRV_TUNER_TCDRV_UnInstall(Tuner, STTUNER_TUNER_TDBE1X601) );
}
#endif
#ifdef STTUNER_DRV_CAB_TUN_TDEE4X012A
ST_ErrorCode_t STTUNER_DRV_TUNER_TDEE4X012A_UnInstall(STTUNER_tuner_dbase_t *Tuner)
{
    return( STTUNER_DRV_TUNER_TCDRV_UnInstall(Tuner, STTUNER_TUNER_TDEE4X012A) );
}
#endif

/* ------------------------------------------------------------------------- */
/* /\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\ API /\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\ */
/* ------------------------------------------------------------------------- */



/* ----------------------------------------------------------------------------
Name: tuner_tdrv_Init()

Description: called for every perdriver.

Parameters:

Return Value:
---------------------------------------------------------------------------- */
ST_ErrorCode_t tuner_tdrv_Init(ST_DeviceName_t *DeviceName, TUNER_InitParams_t *InitParams)
{
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
   const char *identity = "STTUNER tcdrv.c tuner_tdrv_Init()";
#endif
    ST_ErrorCode_t Error = ST_NO_ERROR;
    TCDRV_InstanceData_t *InstanceNew, *Instance;

    if(Installed == FALSE)
    {
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
        STTBX_Print(("%s fail no driver installed\n", identity));
#endif
        return(STTUNER_ERROR_INITSTATE);
    }

    /* now safe to lock semaphore */
    SEM_LOCK(Lock_InitTermOpenClose);

    /* ---------- check params ---------- */
    Error = STTUNER_Util_CheckPtrNull(InitParams->MemoryPartition);
    if( Error != ST_NO_ERROR)
    {
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
        STTBX_Print(("%s fail MemoryPartition not valid (%s)\n", identity));
#endif
        SEM_UNLOCK(Lock_InitTermOpenClose);
        return(Error);
    }

    Error = STTUNER_Util_CheckPtrNull(DeviceName);
    if( Error != ST_NO_ERROR)
    {
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
        STTBX_Print(("%s fail DeviceName not valid\n", identity));
#endif
        SEM_UNLOCK(Lock_InitTermOpenClose);
        return(Error);
    }

    InstanceNew = memory_allocate_clear(InitParams->MemoryPartition, 1, sizeof( TCDRV_InstanceData_t ));
    if (InstanceNew == NULL)
    {
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
        STTBX_Print(("%s fail memory allocation InstanceNew\n", identity));
#endif
        SEM_UNLOCK(Lock_InitTermOpenClose);
        return(ST_ERROR_NO_MEMORY);
    }

    /* slot into chain */
    if (InstanceChainTop == NULL)
    {
        InstanceNew->InstanceChainPrev = NULL; /* no previous instance */
        InstanceChainTop = InstanceNew;
    }
    else    /* tag onto last data block in chain */
    {
        Instance = InstanceChainTop;

        while(Instance->InstanceChainNext != NULL)
        {
            Instance = Instance->InstanceChainNext;   /* next block */
        }
        Instance->InstanceChainNext     = (void *)InstanceNew;
        InstanceNew->InstanceChainPrev  = (void *)Instance;
    }

    InstanceNew->DeviceName          = DeviceName;
    InstanceNew->TopLevelHandle      = STTUNER_MAX_HANDLES;
    InstanceNew->IOHandle            = InitParams->IOHandle;
    InstanceNew->MemoryPartition     = InitParams->MemoryPartition;
    InstanceNew->InstanceChainNext   = NULL; /* always last in the chain */
    InstanceNew->TunerType = InitParams->TunerType;

    switch(InstanceNew->TunerType)
    {
#ifdef STTUNER_DRV_CAB_TUN_TDBE1
        case STTUNER_TUNER_TDBE1:
            InstanceNew->PLLType = TUNER_PLL_TDBE1;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_TDBE2
        case STTUNER_TUNER_TDBE2:
            InstanceNew->PLLType = TUNER_PLL_TDBE2;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_TDDE1
        case STTUNER_TUNER_TDDE1:
            InstanceNew->PLLType = TUNER_PLL_TDDE1;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_SP5730
        case STTUNER_TUNER_SP5730:
            InstanceNew->PLLType = TUNER_PLL_SP5730;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_MT2030
        case STTUNER_TUNER_MT2030:
            InstanceNew->PLLType = TUNER_PLL_MT2030;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_MT2040
        case STTUNER_TUNER_MT2040:
            InstanceNew->PLLType = TUNER_PLL_MT2040;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_MT2050
        case STTUNER_TUNER_MT2050:
            InstanceNew->PLLType = TUNER_PLL_MT2050;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_MT2060
        case STTUNER_TUNER_MT2060:
            InstanceNew->PLLType = TUNER_PLL_MT2060;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_DCT7040
        case STTUNER_TUNER_DCT7040:
             InstanceNew->PLLType = TUNER_PLL_DCT7040;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_DCT7050
        case STTUNER_TUNER_DCT7050:
            InstanceNew->PLLType = TUNER_PLL_DCT7050;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_DCT7710
        case STTUNER_TUNER_DCT7710:
            InstanceNew->PLLType = TUNER_PLL_DCT7710;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_DCF8710
        case STTUNER_TUNER_DCF8710:
            InstanceNew->PLLType = TUNER_PLL_DCF8710;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_DCF8720
        case STTUNER_TUNER_DCF8720:
            InstanceNew->PLLType = TUNER_PLL_DCF8720;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_MACOETA50DR
        case STTUNER_TUNER_MACOETA50DR:
            InstanceNew->PLLType = TUNER_PLL_MACOETA50DR;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_CD1516LI
        case STTUNER_TUNER_CD1516LI:
            InstanceNew->PLLType = TUNER_PLL_CD1516LI;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_DF1CS1223
        case STTUNER_TUNER_DF1CS1223:
            InstanceNew->PLLType = TUNER_PLL_DF1CS1223;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_SHARPXX
        case STTUNER_TUNER_SHARPXX:
            InstanceNew->PLLType = TUNER_PLL_SHARPXX;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_TDBE1X016A
        case STTUNER_TUNER_TDBE1X016A:
            InstanceNew->PLLType = TUNER_PLL_TDBE1X016A;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_TDBE1X601
        case STTUNER_TUNER_TDBE1X601:
            InstanceNew->PLLType = TUNER_PLL_TDBE1X601;
            break;
#endif
#ifdef STTUNER_DRV_CAB_TUN_TDEE4X012A
        case STTUNER_TUNER_TDEE4X012A:
            InstanceNew->PLLType = TUNER_PLL_TDEE4X012A;
            break;
#endif

            default:
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
            STTBX_Print(("%s incorrect tuner index", identity));
#endif
            return(ST_ERROR_UNKNOWN_DEVICE);
            break;
    }

#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
    STTBX_Print(("%s allocated & initalized block named '%s' at 0x%08x (%d bytes) for  tuner ID=%d\n", identity, InstanceNew->DeviceName, InstanceNew, sizeof( TCDRV_InstanceData_t ), InstanceNew->TunerType ));
#endif

    SEM_UNLOCK(Lock_InitTermOpenClose);
    return(Error);
}



/* ----------------------------------------------------------------------------
Name: tuner_tdrv_Term()

Description:

Parameters:

Return Value:
---------------------------------------------------------------------------- */
ST_ErrorCode_t tuner_tdrv_Term(ST_DeviceName_t *DeviceName, TUNER_TermParams_t *TermParams)
{
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
   const char *identity = "STTUNER tcdrv.c tuner_tdrv_Term()";
#endif
    ST_ErrorCode_t Error = ST_NO_ERROR;
    TCDRV_InstanceData_t *Instance, *InstancePrev, *InstanceNext;

    if(Installed == FALSE)
    {
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
        STTBX_Print(("%s fail driver not installed\n", identity));
#endif
        return(STTUNER_ERROR_INITSTATE);
    }

    /* now safe to lock semaphore */
    SEM_LOCK(Lock_InitTermOpenClose);

    /* ---------- check params ---------- */
    Error = STTUNER_Util_CheckPtrNull(TermParams);
    if( Error != ST_NO_ERROR)
    {
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
        STTBX_Print(("%s fail TermParams not valid\n", identity));
#endif
        SEM_UNLOCK(Lock_InitTermOpenClose);
        return(Error);
    }

    /* ---------- check that at least one init has taken place ---------- */
    if(InstanceChainTop == NULL)
    {
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
        STTBX_Print(("%s fail nothing initalized\n", identity));
#endif
        SEM_UNLOCK(Lock_InitTermOpenClose);
        return(STTUNER_ERROR_INITSTATE);
    }


    /* reap next matching DeviceName */
    Instance = InstanceChainTop;
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
    STTBX_Print(("Looking (%s)", Instance->DeviceName));
#endif
    while(1)
    {
        if ( strcmp((char *)Instance->DeviceName, (char *)DeviceName) == 0)
        {
#ifdef STTUNER_DEBUG_MODULE_CABDRV_TCDRV
            STTBX_Print(("]\n"));
#endif
            /* found so now xlink prev and next(if applicable) and deallocate memory */
            InstancePrev = Instance->InstanceChainPrev;
            InstanceNext = Instance->InstanceChainNext;

            /* if instance to delete is first in chain */
            if (Instance->InstanceChainPrev == NULL)
            {
                InstanceChainTop = InstanceNext;        /* which would be NULL if last block to be term'd */
                if (InstanceNext != NULL)
                {
                    InstanceNext->InstanceChainPrev = NULL; /* now top of chain, no previous instance */
                }
            }
            else
            {   /* safe to set value for prev instaance (because there IS one) */
                InstancePrev->InstanceChainNext = InstanceNext;
            }