Terry Barnaby wrote: > Terry Barnaby wrote: >> Hi, >> >> I am having a problem with the latest DVB drivers. >> I have a Twinhan VisionPlus DVB-T card (and other DVB cards) in my >> MythTv server running Fedora 8. This is running fine >> with the Fedora stock kernel: 2.6.26.6-49.fc8. >> >> However, I have now added a Hauppauge DVB-S2 and so have been >> trying the latest DVB Mercurial DVB tree. >> This compiles and installs fine and the two DVB-T cards and the >> new DVB-S card are recognised and has /dev/dvb entries. >> The first DVB-T card, a Twinhan based on the SAA7133/SAA7135 >> works fine but the Twinhan VisionPlus, which is Bt878 will not >> tune in. >> >> Any ideas ? >> Has there been any recent changes to the Bt878 driver that could >> have caused this ? >> > > I have tracked this down to a bug in the bt8xx/dst frontend. > It appears that the front end tuning algorithm number as used in > dvb_frontend.c has changed format but the default setting in > bt8xx/dst has not been updated to match. > > This patch sets the default algorithm to be software tuning as, > I believe, was the original setting. However, I wonder if > it should be set to use hardware tuning by default ... > > > Cheers > > > Terry > This is a better patch as it describes the integer values that can be used as options. Cheers Terry
diff -r 5dc4a6b381f6 linux/drivers/media/dvb/bt8xx/dst.c --- a/linux/drivers/media/dvb/bt8xx/dst.c Wed Nov 19 13:01:33 2008 -0200 +++ b/linux/drivers/media/dvb/bt8xx/dst.c Fri Nov 21 10:50:00 2008 +0000 @@ -38,9 +38,9 @@ module_param(dst_addons, int, 0644); module_param(dst_addons, int, 0644); MODULE_PARM_DESC(dst_addons, "CA daughterboard, default is 0 (No addons)"); -static unsigned int dst_algo; +static unsigned int dst_algo = DVBFE_ALGO_SW; module_param(dst_algo, int, 0644); -MODULE_PARM_DESC(dst_algo, "tuning algo: default is 0=(SW), 1=(HW)"); +MODULE_PARM_DESC(dst_algo, "tuning algo: default is 2=DVBFE_ALGO_SW (options: 1=DVBFE_ALGO_HW)"); #define HAS_LOCK 1 #define ATTEMPT_TUNE 2
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