硬件平台：hi3531d
图像格式：yuv422
使用的通道：videv0 ch0
vpss ch0
期望结果：4k30图像输入输出，vi->vpss->vo
我使用mpp中的sample_vio例程，修改为4k30输入输出，vi输入正常，用vi_dump能获取正常画面；
但是当vi传到在vpss处数据全部丢失，可以在vpss日志中看到ViLost 数据持续增长，也就是说vpss收到的数据全丢了
已测试输入为1080p60（148.5单沿采样）且vo为4k30时，图像传输正常；
请问各位大神该如何排查？
以下为vi和vpss的日志：
~ # cat /proc/umap/vi
[VIU] Version: [Hi3531D_MPP_V2.0.3.0 B040 Release], Build Time: [Nov 24 2017, 13:47:17]
-----MODULE PARAM--------------------------------------------------------------
detect_err_frame drop_err_frame stop_int_level max_cas_gap min_cas_gap
10 0 0 28000 0
discard_int int_gap_time int_time vi_vb_source
0 45000 10000 0
-----VI DEV ATTR---------------------------------------------------------------
Dev IntfM WkM ComMsk0 ComMsk1 CLKM AD0 AD1 AD2 AD3 Seq DPath DType DRev bDllSlave
0 BT1120S 1Mux ff000000 ff0000 DOUBLE -1 -1 -1 -1 UVUV ByPass YUV N Y
2 BT1120S 1Mux ff000000 ff0000 DOUBLE -1 -1 -1 -1 UVUV ByPass YUV N Y
4 BT1120S 1Mux ff000000 ff0000 DOUBLE -1 -1 -1 -1 UVUV ByPass YUV N Y
6 BT1120S 1Mux ff000000 ff0000 DOUBLE -1 -1 -1 -1 UVUV ByPass YUV N Y
-----VI HIGH DEV ATTR---------------------------------------------------------------
Dev InputM WkM ComMsk0 ComMsk1 AD0 AD1 AD2 AD3 Seq CombM CompM ClkM Fix FldP DPath DType DRev
-----VI PHYCHN ATTR------------------------------------------------------------
PhyChn CapX CapY CapW CapH DstW DstH CapSel ScanM SkipM Mirror Flip IntEn PixFom SrcRat DstRat SkipMEx SkipMExYMask SkipMExCMask
0 0 0 3840 2160 3840 2160 both P SKIPNON N N Y sp422 -1 -1 N 0x0 0xa
8 0 0 3840 2160 3840 2160 both P SKIPNON N N Y sp422 -1 -1 N 0x0 0xa
16 0 0 3840 2160 3840 2160 both P SKIPNON N N Y sp422 -1 -1 N 0x0 0xa
24 0 0 3840 2160 3840 2160 both P SKIPNON N N Y sp422 -1 -1 N 0x0 0xa
-----VI PHYCHN MINOR ATTR------------------------------------------------------------
PhyChn CapX CapY CapW CapH DstW DstH CapSel ScanM Mirror Flip PixFom MixCap DwScal SrcRat DstRat
-----VI PHYCHN STATUS 1----------------------------------------------------------
PhyChn BindDev Way IntCnt VbFail LosInt TopLos BotLos BufCnt IntT SendT Field Stride
0 0 0 36824 0 3 0 2 2 26 11 frm 3840
8 2 0 0 0 0 0 0 0 0 0 (null) 0
16 4 0 0 0 0 0 0 0 0 0 (null) 0
24 6 0 0 0 0 0 0 0 0 0 (null) 0
-----VI PHYCHN STATUS 2---------------------------------------------------------
PhyChn MaxIntT IntGapT MaxGapT OverCnt LIntCnt ThrCnt AutoDis CasAutD TmgErr ccErrN IntRat
0 49 33333 33788 0 0 1 0 0 0 1 30
8 0 0 0 0 0 0 0 0 0 0 0
16 0 0 0 0 0 0 0 0 0 0 0
24 0 0 0 0 0 0 0 0 0 0 0
-----VI PHYCHN VBI ATTR---------------------------------------------------------
PhyChn VbiId X Y Local Len CasErrN
-----VI CASCADE CHN ATTR---------------------------------------------------------
CasChn Dev PhyChn SrcRat DstRat
-----VI CHN STATUS-------------------------------------------------------------
ViChn bEnUsrP FrmTime FrmRate SendCnt SwLost Depth Rotate
0 N 33332 30 36821 0 0 NONE
8 N 0 0 0 0 0 NONE
16 N 0 0 0 0 0 NONE
24 N 0 0 0 0 0 NONE
-----VI CHN CALL VGS STATUS 1-------------------------------------------------
ViChn UsrBgnNOk UsrCancel UsrEndOk UsrCbOk CvrBgnNOk CvrCancel CvrEndOk CvrCbOk
-----VI CHN CALL VGS STATUS 2-------------------------------------------------
ViChn OsdBgnNOk OsdCancel OsdEndOk OsdCbOk ScaleNOk SclCancel SclEndOk SclCbOk
~ # cat /proc/umap/vpss
[VPSS] Version: [Hi3531D_MPP_V2.0.3.0 B040 Release], Build Time[Nov 24 2017, 13:47:20]
-------------------------MODULE PARAM-----------------------------------
vpss_vb_source vpss_en_ratio
0 0
-------------------------VPSS GRP ATTR-----------------------------------
GrpID MaxW MaxH PixFmt DieMode DciEn NrEn IeEn HistEn EsEn preMode
0 3840 2160 SP422 auto N Y N N N VPSS
1 3840 2160 SP422 auto N Y N N N VPSS
2 3840 2160 SP422 auto N Y N N N VPSS
3 3840 2160 SP422 auto N Y N N N VPSS
4 3840 2160 SP422 auto N Y N N N VPSS
-----------------------VPSS GRP FRAME CONTROL INFO-------------------------
GrpID bFilter Width Height SrcFRate DstFRate bUserCtrl
0 0 0 0 -1 -1 Y
1 0 0 0 -1 -1 Y
2 0 0 0 -1 -1 Y
3 0 0 0 -1 -1 Y
4 0 0 0 -1 -1 Y
-------------------------VPSS GRP PARAM-----------------------------------
GrpID Cont IeStr SfStr TfStr CfStr CTfStr CvbsStr mdz HtfRe edz WtfRe DeMotion DieStr
0 8 0 24 12 12 16 24 6 52 63 36 0 0
1 8 0 24 12 12 16 24 6 52 63 36 0 0
2 8 0 24 12 12 16 24 6 52 63 36 0 0
3 8 0 24 12 12 16 24 6 52 63 36 0 0
4 8 0 24 12 12 16 24 6 52 63 36 0 0
-------------------------VPSS CHN PARAM---------------------------------
GrpID ChnID ChnSp
0 0 40
1 0 40
2 0 40
3 0 40
4 0 40
-----------------------VPSS GRP PRESCALE INFO-------------------------
GrpID bPreScl Width Height
-------------------------VPSS CHN ATTR-----------------------------------
GrpId PhyChnId Enable SpEn UVInvert FrmWkEn LW RW TW BW Color OverlayMask
0 0 Y N N N 2 2 2 2 ffffff ff
1 0 Y N N N 2 2 2 2 ffffff ff
2 0 Y N N N 2 2 2 2 ffffff ff
3 0 Y N N N 2 2 2 2 ffffff ff
4 0 Y N N N 2 2 2 2 ffffff ff
-------------------------VPSS CROP INFO-----------------------------------
GrpId CropEn CoorType CoorX CoorY Width Height OriW OriH TrimWid TrimHgt
0 N RIT 0 0 0 0 3840 2160 3840 2160
1 N RIT 0 0 0 0 0 0 0 0
2 N RIT 0 0 0 0 0 0 0 0
3 N RIT 0 0 0 0 0 0 0 0
4 N RIT 0 0 0 0 0 0 0 0
-------------------------VPSS GRP PIC QUEUE-------------------------
GrpID FreeLen BusyLen Delay Backup
0 4 3 0 1
1 8 0 0 1
2 8 0 0 1
3 8 0 0 1
4 8 0 0 1
-----------------------VPSS GRP WORK STATUS-------------------------
GrpID RecvPic ViLost VdecLost NewDo OldDo NewUnDo OldUnDo StartFl bStart
0 36858 36854 0 1 0 0 0 0 1
1 0 0 0 0 0 0 0 0 1
2 0 0 0 0 0 0 0 0 1
3 0 0 0 0 0 0 0 0 1
4 0 0 0 0 0 0 0 0 1
-----------------------VPSS CHN WORK STATUS-------------------------
GrpID ChnID WorkMode Depth SendOk bConfident SrcFRate DstFRate bDouble
0 0 AUTO 0 0 1 -1 -1 --
1 0 AUTO 0 0 0 -1 -1 --
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