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HI3531调试TW2867视频输入没有产生中断，请大家帮忙看看
公司自己设计的硬件，两片tw2867的VD1分别接到VIU0和VIU2的低八位，采用的4路复用；
tw2867有108Mhz时钟输出，模拟摄像头输入也有波形，但是vi没有中断
# cat /proc/umap/vi
[VIU] Version: [Hi3531_MPP_V2.0.A.0 Debug], Build Time: [Jun 4 2013, 17:14:35]
-----MODULE PARAM--------------------------------------------------------------
detect_err_frame drop_err_frame stop_int_level max_cas_gap
0 0 0 28000
-----VI DEV ATTR---------------------------------------------------------------
Dev IntfM WkM ComMsk0 ComMsk1 ScanM AD0 AD1 AD2 AD3 Seq DPath DType DRev
0 BT656 4Mux ff000000 0 I -1 -1 -1 -1 UYVY ByPass YUV N
2 BT656 4Mux ff0000 0 I -1 -1 -1 -1 UYVY ByPass YUV N
4 BT656 4Mux ff000000 0 I -1 -1 -1 -1 UYVY ByPass YUV N
6 BT656 4Mux ff0000 0 I -1 -1 -1 -1 UYVY ByPass YUV N
-----VI HIGH DEV ATTR---------------------------------------------------------------
Dev InputM WkM ComMsk0 ComMsk1 ScanM AD0 AD1 AD2 AD3 Seq CombM CompM ClkM Fix FldP DPath DType DRev
-----VI PHYCHN ATTR------------------------------------------------------------
PhyChn CapX CapY CapW CapH DstW DstH CapSel Mirror Flip IntEn PixFom SrcRat DstRat
0 0 0 704 576 704 576 both N N Y sp420 -1 -1
1 0 0 704 576 704 576 both N N Y sp420 -1 -1
2 0 0 704 576 704 576 both N N Y sp420 -1 -1
3 0 0 704 576 704 576 both N N Y sp420 -1 -1
4 0 0 704 576 704 576 both N N Y sp420 -1 -1
5 0 0 704 576 704 576 both N N Y sp420 -1 -1
6 0 0 704 576 704 576 both N N Y sp420 -1 -1
7 0 0 704 576 704 576 both N N Y sp420 -1 -1
8 0 0 704 576 704 576 both N N Y sp420 -1 -1
9 0 0 704 576 704 576 both N N Y sp420 -1 -1
10 0 0 704 576 704 576 both N N Y sp420 -1 -1
11 0 0 704 576 704 576 both N N Y sp420 -1 -1
12 0 0 704 576 704 576 both N N Y sp420 -1 -1
13 0 0 704 576 704 576 both N N Y sp420 -1 -1
14 0 0 704 576 704 576 both N N Y sp420 -1 -1
15 0 0 704 576 704 576 both N N Y sp420 -1 -1
-----VI PHYCHN STATUS 1----------------------------------------------------------
PhyChn Dev IntCnt VbFail LosInt TopLos BotLos BufCnt IntT SendT Field Stride
0 0 0 0 0 0 0 0 0 0 (null) 0
1 0 0 0 0 0 0 0 0 0 (null) 0
2 0 0 0 0 0 0 0 0 0 (null) 0
3 0 0 0 0 0 0 0 0 0 (null) 0
4 2 0 0 0 0 0 0 0 0 (null) 0
5 2 0 0 0 0 0 0 0 0 (null) 0
6 2 0 0 0 0 0 0 0 0 (null) 0
7 2 0 0 0 0 0 0 0 0 (null) 0
8 4 0 0 0 0 0 0 0 0 (null) 0
9 4 0 0 0 0 0 0 0 0 (null) 0
10 4 0 0 0 0 0 0 0 0 (null) 0
11 4 0 0 0 0 0 0 0 0 (null) 0
12 6 0 0 0 0 0 0 0 0 (null) 0
13 6 0 0 0 0 0 0 0 0 (null) 0
14 6 0 0 0 0 0 0 0 0 (null) 0
15 6 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 0 0 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0 0 0
3 0 0 0 0 0 0 0 0 0 0 0
4 0 0 0 0 0 0 0 0 0 0 0
5 0 0 0 0 0 0 0 0 0 0 0
6 0 0 0 0 0 0 0 0 0 0 0
7 0 0 0 0 0 0 0 0 0 0 0
8 0 0 0 0 0 0 0 0 0 0 0
9 0 0 0 0 0 0 0 0 0 0 0
10 0 0 0 0 0 0 0 0 0 0 0
11 0 0 0 0 0 0 0 0 0 0 0
12 0 0 0 0 0 0 0 0 0 0 0
13 0 0 0 0 0 0 0 0 0 0 0
14 0 0 0 0 0 0 0 0 0 0 0
15 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 Rotate
0 N 0 0 0 0 NONE
1 N 0 0 0 0 NONE
2 N 0 0 0 0 NONE
3 N 0 0 0 0 NONE
4 N 0 0 0 0 NONE
5 N 0 0 0 0 NONE
6 N 0 0 0 0 NONE
7 N 0 0 0 0 NONE
8 N 0 0 0 0 NONE
9 N 0 0 0 0 NONE
10 N 0 0 0 0 NONE
11 N 0 0 0 0 NONE
12 N 0 0 0 0 NONE
13 N 0 0 0 0 NONE
14 N 0 0 0 0 NONE
15 N 0 0 0 0 NONE
-----VI CHN CALL DSU STATUS 1-------------------------------------------------
ViChn UsrBgnNOk UsrCancel UsrEndOk UsrCbOk CvrBgnNOk CvrCancel CvrEndOk CvrCbOk
-----VI CHN CALL DSU STATUS 2-------------------------------------------------
ViChn OsdBgnNOk OsdCancel OsdEndOk OsdCbOk ScaleNOk SclCancel SclEndOk SclCbOk
-----VI CHN CALL DSU STATUS 3-------------------------------------------------
ViChn RotateNOk RotCancel RotEndOk RotCbOk LDCNOk LDCCancel LDCEndOk LDCCbOk
tw2867有108Mhz时钟输出，模拟摄像头输入也有波形，但是vi没有中断
# cat /proc/umap/vi
[VIU] Version: [Hi3531_MPP_V2.0.A.0 Debug], Build Time: [Jun 4 2013, 17:14:35]
-----MODULE PARAM--------------------------------------------------------------
detect_err_frame drop_err_frame stop_int_level max_cas_gap
0 0 0 28000
-----VI DEV ATTR---------------------------------------------------------------
Dev IntfM WkM ComMsk0 ComMsk1 ScanM AD0 AD1 AD2 AD3 Seq DPath DType DRev
0 BT656 4Mux ff000000 0 I -1 -1 -1 -1 UYVY ByPass YUV N
2 BT656 4Mux ff0000 0 I -1 -1 -1 -1 UYVY ByPass YUV N
4 BT656 4Mux ff000000 0 I -1 -1 -1 -1 UYVY ByPass YUV N
6 BT656 4Mux ff0000 0 I -1 -1 -1 -1 UYVY ByPass YUV N
-----VI HIGH DEV ATTR---------------------------------------------------------------
Dev InputM WkM ComMsk0 ComMsk1 ScanM AD0 AD1 AD2 AD3 Seq CombM CompM ClkM Fix FldP DPath DType DRev
-----VI PHYCHN ATTR------------------------------------------------------------
PhyChn CapX CapY CapW CapH DstW DstH CapSel Mirror Flip IntEn PixFom SrcRat DstRat
0 0 0 704 576 704 576 both N N Y sp420 -1 -1
1 0 0 704 576 704 576 both N N Y sp420 -1 -1
2 0 0 704 576 704 576 both N N Y sp420 -1 -1
3 0 0 704 576 704 576 both N N Y sp420 -1 -1
4 0 0 704 576 704 576 both N N Y sp420 -1 -1
5 0 0 704 576 704 576 both N N Y sp420 -1 -1
6 0 0 704 576 704 576 both N N Y sp420 -1 -1
7 0 0 704 576 704 576 both N N Y sp420 -1 -1
8 0 0 704 576 704 576 both N N Y sp420 -1 -1
9 0 0 704 576 704 576 both N N Y sp420 -1 -1
10 0 0 704 576 704 576 both N N Y sp420 -1 -1
11 0 0 704 576 704 576 both N N Y sp420 -1 -1
12 0 0 704 576 704 576 both N N Y sp420 -1 -1
13 0 0 704 576 704 576 both N N Y sp420 -1 -1
14 0 0 704 576 704 576 both N N Y sp420 -1 -1
15 0 0 704 576 704 576 both N N Y sp420 -1 -1
-----VI PHYCHN STATUS 1----------------------------------------------------------
PhyChn Dev IntCnt VbFail LosInt TopLos BotLos BufCnt IntT SendT Field Stride
0 0 0 0 0 0 0 0 0 0 (null) 0
1 0 0 0 0 0 0 0 0 0 (null) 0
2 0 0 0 0 0 0 0 0 0 (null) 0
3 0 0 0 0 0 0 0 0 0 (null) 0
4 2 0 0 0 0 0 0 0 0 (null) 0
5 2 0 0 0 0 0 0 0 0 (null) 0
6 2 0 0 0 0 0 0 0 0 (null) 0
7 2 0 0 0 0 0 0 0 0 (null) 0
8 4 0 0 0 0 0 0 0 0 (null) 0
9 4 0 0 0 0 0 0 0 0 (null) 0
10 4 0 0 0 0 0 0 0 0 (null) 0
11 4 0 0 0 0 0 0 0 0 (null) 0
12 6 0 0 0 0 0 0 0 0 (null) 0
13 6 0 0 0 0 0 0 0 0 (null) 0
14 6 0 0 0 0 0 0 0 0 (null) 0
15 6 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 0 0 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0 0 0
3 0 0 0 0 0 0 0 0 0 0 0
4 0 0 0 0 0 0 0 0 0 0 0
5 0 0 0 0 0 0 0 0 0 0 0
6 0 0 0 0 0 0 0 0 0 0 0
7 0 0 0 0 0 0 0 0 0 0 0
8 0 0 0 0 0 0 0 0 0 0 0
9 0 0 0 0 0 0 0 0 0 0 0
10 0 0 0 0 0 0 0 0 0 0 0
11 0 0 0 0 0 0 0 0 0 0 0
12 0 0 0 0 0 0 0 0 0 0 0
13 0 0 0 0 0 0 0 0 0 0 0
14 0 0 0 0 0 0 0 0 0 0 0
15 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 Rotate
0 N 0 0 0 0 NONE
1 N 0 0 0 0 NONE
2 N 0 0 0 0 NONE
3 N 0 0 0 0 NONE
4 N 0 0 0 0 NONE
5 N 0 0 0 0 NONE
6 N 0 0 0 0 NONE
7 N 0 0 0 0 NONE
8 N 0 0 0 0 NONE
9 N 0 0 0 0 NONE
10 N 0 0 0 0 NONE
11 N 0 0 0 0 NONE
12 N 0 0 0 0 NONE
13 N 0 0 0 0 NONE
14 N 0 0 0 0 NONE
15 N 0 0 0 0 NONE
-----VI CHN CALL DSU STATUS 1-------------------------------------------------
ViChn UsrBgnNOk UsrCancel UsrEndOk UsrCbOk CvrBgnNOk CvrCancel CvrEndOk CvrCbOk
-----VI CHN CALL DSU STATUS 2-------------------------------------------------
ViChn OsdBgnNOk OsdCancel OsdEndOk OsdCbOk ScaleNOk SclCancel SclEndOk SclCbOk
-----VI CHN CALL DSU STATUS 3-------------------------------------------------
ViChn RotateNOk RotCancel RotEndOk RotCbOk LDCNOk LDCCancel LDCEndOk LDCCbOk
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