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Subject: Re: Bug#854100: libdvbv5-0: fails to tune / scan
To: Marcel Heinz <quisquilia@gmx.de>
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Cc: Linux Media Mailing List <linux-media@vger.kernel.org>,
        mchehab@osg.samsung.com
From: Gregor Jasny <gjasny@googlemail.com>
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Date: Fri, 10 Feb 2017 22:02:01 +0100
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Hello Mauro & DVB-S maintainers,

could you please have a look at the bug report below? Marcel was so kind
to bisect the problem to the following commit:

https://git.linuxtv.org/v4l-utils.git/commit/?id=d982b0d03b1f929269104bb716c9d4b50c945125

Bug report against libdvbv5 is here:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854100

On 2/4/17 5:43 PM, Marcel Heinz wrote:
> Am 04.02.2017 um 15:57 schrieb Gregor Jasny:
>> Thanks for sharing! Maybe you could try to bisect to find the breaking
>> commit?
> 
> OK, I ended up with
> 
> d982b0d03b1f929269104bb716c9d4b50c945125 is the first bad commit
> commit d982b0d03b1f929269104bb716c9d4b50c945125
> Author: Mauro Carvalho Chehab <mchehab@s-opensource.com>
> Date:   Tue Dec 13 16:43:28 2016 -0200
> 
>     dvb-sat: change the LNBf logic to make it more generic
> 
>     There are some new LNBf models with more than two frequency
>     ranges. Change the logic there to allow adding those new
>     LNBf types.
> 
>     Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
> 
> :040000 040000 5c0591da94959207f4b1573a40383b8143d12278
> 34df9c19cb42119706fce20dec00d18552ddf058 M      lib
> 
> 
> This looks very related to the frequency range error I got from the kernel:
> 
>> | [42607.855196] b2c2_flexcop_pci 0000:09:00.0: DVB: adapter 0 frontend
>> 0 frequency 12551500 out of range (950000..2150000)
>>
>> This frequency range doesn't look like DVB-S at all...

Thanks,
Gregor