[linux-dvb] dib7000p tuning problem solved
Soeren.Moch at stud.uni-hannover.de
Mon Jan 21 22:19:22 CET 2008
Nicolas Will wrote:
> On Mon, 2008-01-21 at 21:06 +0100, Janne Grunau wrote:
>> On Monday 21 January 2008 18:07:06 Soeren Moch wrote:
>>> The attached patch solves all my vdr tuning problems on a dib7000p
>>> nova-t stick as far as I could check within the last weekend.
>>> Perhaps this patch can also help nova-t-500 users.
>> It won't help the nova-t 500 since it uses dib300mc frontend but
>> attached patch might.
> OK, applies OK, compiles fine.
> Using MythTV.
> Tuning may be faster, or it may be me.
Tuning is faster for me, too.
> Tuning on low signal still does not work, though. ITV4, with mythtv
> saying 49% goes to lock, but no TV.
> What should I be looking for, on fact?
My vdr was hanging with black screen after channel switching in ~5% of
all cases. Besides the faster tuning also in the remaining 95%, this
"black out" problem is solved by the patch.
If you never achieve a lock on certain channels, this might be a
> I will be updating the wiki page, tell me if it goes into the main tree,
Who can say that? Patrick?
If somebody else can confirm improvements, the probability for the main
tree will increase, I guess.
> BTW, there is a number of patches referenced in that page. Could they go
> into the tree at some point ?
Another question: In the dib7000p driver there are msleep(200) and
msleep(45). Would it be better to use schedule_timeout to avoid such
long busy waits?
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