帮忙啊，电视卡问题.找不到解决办法啊

o_xyz

运行tvtime提示：
Running tvtime 1.0.2.
Reading configuration from /etc/tvtime/tvtime.xml
Reading configuration from /root/.tvtime/tvtime.xml
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.
leetft: Can't decode UTF-8, invalid character? String truncated.


lspci -vv结果：
0000:02:09.0 Multimedia video controller: Brooktree Corporation Bt878 Video
Capture (rev 11)
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B-
        Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <ERR-
        Latency: 32 (4000ns min, 10000ns max)
        Interrupt: pin A routed to IRQ 209
        Region 0: Memory at fe8fe000 (32-bit, prefetchable) [size=4K]
        Capabilities: [44] Vital Product Data
        Capabilities: [4c] Power Management version 2
                Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3h
ot-,D3cold-)
                Status: D0 PME-Enable- DSel=0 DScale=0 PME-

0000:02:09.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture
(rev 11)
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B-
        Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <ERR-
        Latency: 32 (1000ns min, 63750ns max)
Interrupt: pin A routed to IRQ 209
        Region 0: Memory at fe8fd000 (32-bit, prefetchable) [size=4K]
        Capabilities: [44] Vital Product Data
        Capabilities: [4c] Power Management version 2
                Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3h
ot-,D3cold-)
                Status: D0 PME-Enable- DSel=0 DScale=0 PME-