hi3518e VPSS初始化问题求助

涉及到VPSS的API全部出错，错误代码a0088010，查看错误码，为"VPSS 系统未初始化"
HI_MPI_VPSS_CreateGrp abnormally!-------a0088010
HI_MPI_VPSS_GetGrpAttr abnormally!-------a0088010
HI_MPI_VPSS_SetGrpAttr abnormally!-------a0088010
HI_MPI_VPSS_GetCropCfg abnormally!-------a0088010
HI_MPI_VPSS_SetCropCfg abnormally!-------a0088010
HI_MPI_VPSS_GetChnAttr abnormally!-------a0088010
HI_MPI_VPSS_SetChnAttr abnormally!-------a0088010
HI_MPI_VPSS_EnableChn abnormally!-------a0088010
HI_MPI_VPSS_StartGrp abnormally!-------a0088010

代码如下：
    VPSS_GRP_ATTR_S stGrpVpssAttr;
    VPSS_CHN_ATTR_S stChnAttr;
    VPSS_CROP_INFO_S stCropInfo;
    VPSS_GRP VpssGrp;
    VPSS_CHN VpssChn;
    VpssGrp = 0;
    VpssChn = 0;
    stGrpVpssAttr.u32MaxW = 720;
    stGrpVpssAttr.u32MaxH = 576;
    stGrpVpssAttr.bDrEn = HI_FALSE;
    stGrpVpssAttr.bDbEn = HI_FALSE;
    stGrpVpssAttr.bIeEn = HI_FALSE;
    stGrpVpssAttr.bNrEn = HI_FALSE;
    stGrpVpssAttr.bHistEn = HI_FALSE;
    stGrpVpssAttr.enDieMode = VPSS_DIE_MODE_NODIE;
    stGrpVpssAttr.enPixFmt = PIXEL_FORMAT_YUV_SEMIPLANAR_422;
    s32Ret = HI_MPI_VPSS_CreateGrp(VpssGrp, &stGrpVpssAttr);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_CreateGrp abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_CreateGrp success!\n");
    s32Ret = HI_MPI_VPSS_GetGrpAttr(VpssGrp, &stGrpVpssAttr);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_GetGrpAttr abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_GetGrpAttr success!\n");
    stGrpVpssAttr.bIeEn = HI_TRUE;
    stGrpVpssAttr.bNrEn = HI_TRUE;
    s32Ret = HI_MPI_VPSS_SetGrpAttr(VpssGrp, &stGrpVpssAttr);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_SetGrpAttr abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_SetGrpAttr success!\n");
    s32Ret = HI_MPI_VPSS_GetCropCfg(VpssGrp, &stCropInfo);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_GetCropCfg abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_GetCropCfg success!\n");
    stCropInfo.bEnable = 1;
    stCropInfo.enCropCoordinate = VPSS_CROP_ABS_COOR;
    stCropInfo.stCropRect.s32X = 180;
    stCropInfo.stCropRect.s32Y = 252;
    stCropInfo.stCropRect.u32Width = 1920;
    stCropInfo.stCropRect.u32Height = 1080;
    s32Ret = HI_MPI_VPSS_SetCropCfg(VpssGrp, &stCropInfo);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_SetCropCfg abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_SetCropCfg success!\n");
    s32Ret = HI_MPI_VPSS_GetChnAttr(VpssGrp, VpssChn,&stChnAttr);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_GetChnAttr abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_GetChnAttr success!\n");
    stChnAttr.bFrameEn = 0;
    stChnAttr.bSpEn = 1;
    s32Ret = HI_MPI_VPSS_SetChnAttr(VpssGrp, VpssChn,&stChnAttr);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_SetChnAttr abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_SetChnAttr success!\n");
    s32Ret = HI_MPI_VPSS_EnableChn(VpssGrp, VpssChn);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_EnableChn abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_EnableChn success!\n");
    s32Ret = HI_MPI_VPSS_StartGrp (VpssGrp);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_StartGrp abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_StartGrp success!\n");
    /*****************************/
    /* call sys bind interface */
    HI_U32 u32FrmCnt = 1;
    HI_U32 u32Width = 720;
    HI_U32 u32Height = 576;
    HI_U32 u32PixelFormat = 0;
    printf("Usage: ./vpss_dump [Grp] [Chn] [Count] [Width] [Height] [PixelFormat]\n");
    printf("PixelFormat: image pixel format, 0 for semiplanar420 ang 1 for semiplanar422.\n");
    SAMPLE_MISC_VpssDump(VpssGrp,VpssChn,u32FrmCnt,u32Width,u32Height,u32PixelFormat);
    /*****************************/
    s32Ret = HI_MPI_VPSS_StopGrp (VpssGrp);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_StopGrp abnormally!-------%x\n",s32Ret);
        return s32Ret;
    }else printf("HI_MPI_VPSS_StopGrp success!\n");
    s32Ret = HI_MPI_VPSS_DisableChn(VpssGrp, VpssChn);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_DisableChn abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_DisableChn success!\n");
    /*****************************/
    /* call sys unbind interface */
    /*****************************/
    s32Ret = HI_MPI_VPSS_DestroyGrp(VpssGrp);
    if(s32Ret != HI_SUCCESS)
    {
        printf("HI_MPI_VPSS_DestroyGrp abnormally!-------%x\n",s32Ret);
        //return s32Ret;
    }else printf("HI_MPI_VPSS_DestroyGrp success!\n");

另外：
# cat /dev/logmpp
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VPSS_GetChnMode [Line]:3408 [Info]:<3>[  vpss] [grp0}:vpss unexist!
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !
<3>[  vpss] [Func]:VpssIoctl [Line]:377 [Info]:<3>[  vpss] MPP vpss not init !

请各位大侠帮忙看看是怎么回事？跪谢！！！！！！！