[linux-dvb] Slow channel changes with AverTV DVB-T 771

[Torsten Karwoth]

> Does anyone have any comments (bear in mind I am a relative MythTv
> newbie ;-> )
>
> Matthew

Have you already tried another application (i.e. xine, kaffeine
or kaxtv?)

I had the same problem (sometimes 10 seconds) with a nova-t,
even with xine or kaxtv until i applied a patch to  dvb_frontend.c

(Posted on this list on january 4th. from Hamish Moffatt):

diff -urN linux-2.6.10/drivers/media/dvb/dvb-core/dvb_frontend.c 
linux-2.6.10-patched/drivers/media/dvb/dvb-core/dvb_frontend.c
--- linux-2.6.10/drivers/media/dvb/dvb-core/dvb_frontend.c      2004-12-27 
17:13:55.000000000 +1100
+++ linux-2.6.10-patched/drivers/media/dvb/dvb-core/dvb_frontend.c      
2005-01-04 18:56:57.000000000 +1100
@@ -454,7 +454,8 @@
                         * occurs */
                        if (fe->state & FESTATE_RETUNE) {
                                fe->state = FESTATE_TUNING_FAST;
-                               goto retune;
+                               /*goto retune;*/
+                               wake_up_interruptible(&fe->wait_queue);
                        }
                }


IIRC you just need to remove the 'goto retune;' at this line.

HTH,
  Torsten
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