From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from dougal.woof94.com ([125.63.57.136]:53510 "EHLO dougal.woof94.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750759AbaI0BtT (ORCPT ); Fri, 26 Sep 2014 21:49:19 -0400 Message-ID: <54261797.7080509@cloud.net.au> Date: Sat, 27 Sep 2014 11:49:11 +1000 From: Hamish Moffatt MIME-Version: 1.0 To: Antti Palosaari , linux-media@vger.kernel.org Subject: Re: problem with second tuner on Leadtek DTV dongle dual References: <542406DE.10403@cloud.net.au> <5424627F.9010306@iki.fi> In-Reply-To: <5424627F.9010306@iki.fi> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: On 26/09/14 04:44, Antti Palosaari wrote: > Moikka > Performance issues are fixed recently (at least I hope so), but it > will took some time in order to get fixes in stable. Unfortunately I > don't have any IT9135 BX (ver 2 chip) dual device to test like yours... > > Could you install that kernel tree: > http://git.linuxtv.org/cgit.cgi/media_tree.git/log/?h=devel-3.17-rc6 > and firmwares from there: > http://palosaari.fi/linux/v4l-dvb/firmware/IT9135/ITE_3.25.0.0/ > OK I have http://git.linuxtv.org/cgit.cgi/media_tree.git/log/?h=devel-3.17-rc6 running now (reporting itself as 3.17-rc5), with the 3.40.1.0 firmware from your site. Both tuners work for all stations, except that the first tuning attempt on each tuner simply doesn't lock. Doesn't seem to matter what I tune to. [Unplug & replug device] [11:44AM] hamish@quokka:~ $ tzap -a3 'ABC' using '/dev/dvb/adapter3/frontend0' and '/dev/dvb/adapter3/demux0' reading channels from file '/home/hamish/.tzap/channels.conf' tuning to 226500000 Hz video pid 0x0200, audio pid 0x028a status 00 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 07 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 00 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 07 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 00 | signal ffff | snr 0032 | ber 00000000 | unc 00000000 | status 07 | signal ffff | snr 0032 | ber 00000000 | unc 00000000 | ^C [11:44AM] hamish@quokka:~ $ tzap -a3 'ABC' using '/dev/dvb/adapter3/frontend0' and '/dev/dvb/adapter3/demux0' reading channels from file '/home/hamish/.tzap/channels.conf' tuning to 226500000 Hz video pid 0x0200, audio pid 0x028a status 00 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 1f | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | FE_HAS_LOCK status 1f | signal ffff | snr 0122 | ber 00000000 | unc 00000000 | FE_HAS_LOCK status 1f | signal ffff | snr 0122 | ber 00000000 | unc 00000000 | FE_HAS_LOCK ^C [11:44AM] hamish@quokka:~ $ tzap -a2 'ABC' using '/dev/dvb/adapter2/frontend0' and '/dev/dvb/adapter2/demux0' reading channels from file '/home/hamish/.tzap/channels.conf' tuning to 226500000 Hz video pid 0x0200, audio pid 0x028a status 00 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 07 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 00 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 07 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 00 | signal ffff | snr 0032 | ber 00000000 | unc 00000000 | status 07 | signal ffff | snr 0032 | ber 00000000 | unc 00000000 | status 00 | signal ffff | snr 0032 | ber 00000000 | unc 00000000 | status 07 | signal ffff | snr 0032 | ber 00000000 | unc 00000000 | status 00 | signal ffff | snr 0028 | ber 00000000 | unc 00000000 | status 07 | signal ffff | snr 0028 | ber 00000000 | unc 00000000 | ^C [11:45AM] hamish@quokka:~ $ tzap -a2 'ABC' using '/dev/dvb/adapter2/frontend0' and '/dev/dvb/adapter2/demux0' reading channels from file '/home/hamish/.tzap/channels.conf' tuning to 226500000 Hz video pid 0x0200, audio pid 0x028a status 00 | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | status 1f | signal ffff | snr 0000 | ber 00000000 | unc 00000000 | FE_HAS_LOCK status 1f | signal ffff | snr 0122 | ber 0009a140 | unc 00002685 | FE_HAS_LOCK ^C I left it trying to tune for minutes, and occasionally it would get a lock for one sample but then lose it again for the next. Hamish