[linux-dvb] twinhan bttv hang bug in kernel 2.6.13

Manu Abraham manu at kromtek.com
Tue Jul 19 20:20:11 CEST 2005

Manu Abraham wrote:
> Johannes Stezenbach wrote:
>> Michael Krufky wrote:
>>> Graeme Christie wrote:
>>>> It seems to me as if this bug has resurfaced again. I had no 
>>>> problems loading bttv with my twinhan VP1030A with the 2.6.12 kernel 
>>>> (actually patched for gentoo-sources, but I don't think there were 
>>>> any bttv related patches). When trying to upgrade to either 
>>>> 2.6.13-rc3 or 2.6.13-rc3-mm1 I was getting a hang when loading bttv, 
>>>> both from the kernel vedeo4linux tree and from the latest cvs 
>>>> (18/7/2005). I applied the patch Manu posted months ago from 
>>>> http://www.linuxtv.org/pipermail/linux-dvb/attachments/20050404/00967085/bttv-cards.c-0001.bin 
>>>> to the video4linux cvs source compiled againt 2.6.13-rc3-mm1 and the 
>>>> problem was fixed.
>>>> Just thought that anyone else crawling this list for fixed might 
>>>> want to know. Did the fix not make it into the video4linux cvs tree 
>>>> ? (the patch applied cleanly) 
>>> I am one of the "cvs maintainers" of the video4linux tree... The 
>>> official maintainer is on vacation right now.  Is this an analog 
>>> board or a DVB board?  Can you send the link to the original email?  
>>> The file linked to above is showing up as a binary file and I don't 
>>> know what to do with it.
>>> If the patch that you speak of is indeed a patch to the video4linux 
>>> tree, and it prevents a hang in the bttv driver, then sure, it should 
>>> be applied.  Please send that patch into the video4linux list 
>>> <video4linux-list at redhat.com> and then it can be applied to cvs, and 
>>> if it actually fixes a bug and doesnt break anything else, then we 
>>> can even apply it to 2.6.13 before it gets released.
>> There is a better patch. It probably got lost because it was
>> applied to the kernel which v4l was maintainer- and CVS-less.
> Any idea whether the i2c timing patch also got lost ?

It seems only the bttv_reset_audio bugfix only got lost. But that went 
mainline too, IIRC, maybe never got back to v4l CVS ..


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