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BTTV doesn't tune to any channels [SOLVED]

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chrisashton84
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BTTV doesn't tune to any channels [SOLVED]

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Post by chrisashton84 » Wed Dec 06, 2006 1:58 am

I have a feeling this is due to incorrect tuner settings, yet dmesg shows everything is being loaded correctly:

Code: Select all

localhost Chris # dmesg | grep bttv
bttv: driver version 0.9.16 loaded
bttv: using 8 buffers with 2080k (520 pages) each for capture
bttv: Bt8xx card found (0).
bttv0: Bt878 (rev 17) at 0000:00:06.0, irq: 17, latency: 32, mmio: 0xf3015000
bttv0: detected: ATI TV Wonder/VE [card=64], PCI subsystem ID is 1002:0003
bttv0: using: ATI TV-Wonder VE [card=64,autodetected]
bttv0: gpio: en=00000000, out=00000000 in=00ffffff [init]
bttv0: using tuner=19
bttv0: i2c: checking for TDA9875 @ 0xb0... not found
bttv0: i2c: checking for TDA7432 @ 0x8a... not found
bttv0: i2c: checking for TDA9887 @ 0x86... not found
bttv0: registered device video0
bttv0: registered device vbi0
bttv0: PLL: 28636363 => 35468950 .. ok
The reason I say this is if I use mplayer to show the television (mplayer doesn't detect bad stations) I can see a very very grainy/staticy picture that's most likely the local broadcast FOX station. Changing channels does not change what the screen shows. Programs such as tvtime show a blue screen / whatever they show when there's not any signal. Previously, tvtime had been stuck on one channel (but it was a valid channel) and wouldn't change the station off that though it showed the channel numbers changing.

My thinking is that either the tuner and it is changing channels, but not by the right amount / in the correct manner, or that there's something wrong with the driver causing the channel to never change in the first place (and previously it was stuck on a valid frequency, now it's stuck on an invalid frequency).

I've tried rebuilding the kernel, module, tvtime, and all of tvtime's tree. Any ideas as to what might have caused this? I believe the problems started around the same time as I started using the 2.6.18 kernel and persisted into my current 2.6.19-r1 kernel.
Last edited by chrisashton84 on Wed Dec 06, 2006 4:21 pm, edited 1 time in total.
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chrisashton84
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Post by chrisashton84 » Wed Dec 06, 2006 3:26 pm

Well, my title was more helpful than I realized. The bttv module does not pull in the tuner module anymore for some reason. Loaded it by hand and the tv works perfectly again.
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