ioctl VIDIOCSYNC: Input/output error
that is what i get w/ the webcam script when i try to snap a picture...
Linux 2.2.14, ATI TV wonder, redhat 6.2
here is my messages w/ debug
Apr 20 19:41:30 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- ----------- flags=0x0 dma=off
Apr 20 19:41:39 Webcam kernel: bttv0: ioctl 0x803c7601
Apr 20 19:41:39 Webcam kernel: bttv0: ioctl 0xc0307602
Apr 20 19:41:39 Webcam kernel: bttv0: ioctl 0x40307603
Apr 20 19:41:39 Webcam kernel: bttv0: ioctl 0x40107613
Apr 20 19:41:39 Webcam kernel: bttv0: vrisc1: ro=01684000 re=01686000
Apr 20 19:41:39 Webcam kernel: bttv0: vrisc2: ro=01684930 re=01686938
Apr 20 19:41:39 Webcam kernel: bttv0: cap vgrab: queue 0 (4:320x240)
Apr 20 19:41:39 Webcam kernel: bttv0: ioctl 0x40047612
Apr 20 19:41:39 Webcam kernel: bttv0: cap sync: sleep on 0
Apr 20 19:41:39 Webcam kernel: bttv0: cap irq: capture 0
Apr 20 19:41:39 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- o0=01686000 flags=0x3 dma=on
Apr 20 19:41:39 Webcam kernel: bttv0: cap irq: done 0
Apr 20 19:41:39 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- ----------- flags=0x0 dma=off
Apr 20 19:41:39 Webcam kernel: bttv0: cap sync: buffer 0, retval 0
Apr 20 19:41:41 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- ----------- flags=0x0 dma=off
Apr 20 19:42:03 Webcam kernel: bttv0: ioctl 0x803c7601
Apr 20 19:42:03 Webcam kernel: bttv0: ioctl 0xc0307602
Apr 20 19:42:03 Webcam kernel: bttv0: ioctl 0x40307603
Apr 20 19:42:03 Webcam kernel: bttv0: ioctl 0x40107613
Apr 20 19:42:03 Webcam kernel: bttv0: vrisc1: ro=01684000 re=01686000
Apr 20 19:42:03 Webcam kernel: bttv0: vrisc2: ro=01684ad8 re=01686ad8
Apr 20 19:42:03 Webcam kernel: bttv0: cap vgrab: queue 0 (4:640x480)
Apr 20 19:42:03 Webcam kernel: bttv0: ioctl 0x40047612
Apr 20 19:42:03 Webcam kernel: bttv0: cap sync: sleep on 0
Apr 20 19:42:03 Webcam kernel: bttv0: cap irq: capture 0
Apr 20 19:42:03 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
e0=01684000 ----------- o0=01686000 flags=0x3 dma=on
Apr 20 19:42:04 Webcam kernel: bttv0: irq: SCERR risc_count=016841bc
Apr 20 19:42:04 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
e0=01684000 ----------- o0=01686000 flags=0x3 dma=on
Apr 20 19:42:04 Webcam kernel: bttv0: irq: SCERR risc_count=016841bc
Apr 20 19:42:04 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
e0=01684000 ----------- o0=01686000 flags=0x3 dma=on
Apr 20 19:42:04 Webcam kernel: bttv0: irq: SCERR risc_count=016841bc
Apr 20 19:42:04 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
e0=01684000 ----------- o0=01686000 flags=0x3 dma=on
Apr 20 19:42:04 Webcam kernel: bttv0: irq: SCERR risc_count=016841bc
Apr 20 19:42:04 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
e0=01684000 ----------- o0=01686000 flags=0x3 dma=on
Apr 20 19:42:04 Webcam kernel: bttv0: irq: SCERR risc_count=016841bc
Apr 20 19:42:04 Webcam kernel: bttv0: aiee: error loops
Apr 20 19:42:04 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- ----------- flags=0x0 dma=off
Apr 20 19:42:04 Webcam kernel: bttv0: cap sync: buffer 0, retval -5
Apr 20 19:42:04 Webcam kernel: bttv0: resetting chip
Apr 20 19:42:04 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- ----------- flags=0x0 dma=off
Apr 20 19:42:05 Webcam kernel: bttv0: ioctl 0x40107613
Apr 20 19:42:05 Webcam kernel: bttv0: vrisc1: ro=01684000 re=01686000
Apr 20 19:42:05 Webcam kernel: bttv0: vrisc2: ro=01684ad8 re=01686ad8
Apr 20 19:42:05 Webcam kernel: bttv0: cap vgrab: queue 0 (4:640x480)
Apr 20 19:42:05 Webcam kernel: bttv0: ioctl 0x40047612
Apr 20 19:42:05 Webcam kernel: bttv0: cap sync: sleep on 0
Apr 20 19:42:05 Webcam kernel: bttv0: cap irq: capture 0
Apr 20 19:42:05 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
e0=01684000 ----------- o0=01686000 flags=0x3 dma=on
Apr 20 19:42:05 Webcam kernel: bttv0: cap irq: done 0
Apr 20 19:42:05 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- ----------- flags=0x0 dma=off
Apr 20 19:42:05 Webcam kernel: bttv0: cap sync: buffer 0, retval 0
Apr 20 19:42:06 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- ----------- flags=0x0 dma=off
Apr 20 19:42:07 Webcam kernel: bttv0: ioctl 0x803c7601
Apr 20 19:42:07 Webcam kernel: bttv0: ioctl 0xc0307602
Apr 20 19:42:07 Webcam kernel: bttv0: ioctl 0x40307603
Apr 20 19:42:08 Webcam kernel: bttv0: ioctl 0x40107613
Apr 20 19:42:08 Webcam kernel: bttv0: vrisc1: ro=01684000 re=01686000
Apr 20 19:42:08 Webcam kernel: bttv0: vrisc2: ro=01684ad8 re=01686ad8
Apr 20 19:42:08 Webcam kernel: bttv0: cap vgrab: queue 0 (4:640x480)
Apr 20 19:42:08 Webcam kernel: bttv0: ioctl 0x40047612
Apr 20 19:42:08 Webcam kernel: bttv0: cap sync: sleep on 0
Apr 20 19:42:08 Webcam kernel: bttv0: cap irq: capture 0
Apr 20 19:42:08 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
e0=01684000 ----------- o0=01686000 flags=0x3 dma=on
Apr 20 19:42:08 Webcam kernel: bttv0: cap irq: done 0
Apr 20 19:42:08 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- ----------- flags=0x0 dma=off
Apr 20 19:42:08 Webcam kernel: bttv0: cap sync: buffer 0, retval 0
Apr 20 19:42:09 Webcam kernel: bttv0: set_risc_jmp 01741000: -----------
----------- ----------- ----------- flags=0x0 dma=off
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