From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from lb1-smtp-cloud2.xs4all.net ([194.109.24.21]:57701 "EHLO lb1-smtp-cloud2.xs4all.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750777AbcCDMHN (ORCPT ); Fri, 4 Mar 2016 07:07:13 -0500 Message-ID: <1457093229.2782.9.camel@xs4all.nl> Subject: Re: DVBSky T980C CI issues (kernel 4.0.x) From: Jurgen Kramer To: Olli Salonen Cc: Torbjorn Jansson , linux-media Date: Fri, 04 Mar 2016 13:07:09 +0100 In-Reply-To: References: <1436697509.2446.14.camel@xs4all.nl> <1440352250.13381.3.camel@xs4all.nl> <55F332FE.7040201@mbox200.swipnet.se> <1442041326.2442.2.camel@xs4all.nl> <1454007436.13371.4.camel@xs4all.nl> <56ADCBE4.6050609@mbox200.swipnet.se> <56C88CEB.3080907@mbox200.swipnet.se> <1455988859.21645.6.camel@xs4all.nl> <1457079352.2782.3.camel@xs4all.nl> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org List-ID: Hi Olli, On Fri, 2016-03-04 at 10:28 +0200, Olli Salonen wrote: > Hi Jurgen, > > Ah, that's interesting. My T980C (and based on printout from Torbjörn > his as well) have Si2168-A20 chips. > > Some things I'd like to understand: > - is there a difference if the CI slot is populated or not? Not sure, will test > - is there any difference between the different firmwares? I'll check the second newer one. > - does it work with the DVBSky provided driver? Will test this as well (dvbv5-scan) > - when you say it doesn't work, is the issue that the demodulator > does > not lock on the DVB-T2 muxes? I am using DVB-C, I do not have issues with tuning. Only dvbv5-scan does not work. > > Two different firmwares for A30 chip: > https://github.com/OpenELEC/dvb-firmware/blob/18b12de1f57b3c70a681983 > 638989f94590b19f1/firmware/dvb-demod-si2168-a30-01.fw?raw=true > https://github.com/OpenELEC/dvb-firmware/raw/dc7cf270e328de144e75a30d > 970b6e147e8bcb6e/firmware/dvb-demod-si2168-a30-01.fw > > I think the second one is newer, but don't have the means to verify > right now... I am currently using the first one. What about the si2158? [  121.771582] si2157 10-0060: found a 'Silicon Labs Si2158-A20' [  121.794158] si2157 10-0060: downloading firmware from file 'dvb- tuner-si2158-a20-01.fw' [  122.594826] si2157 10-0060: firmware version: 2.1.6 Bye, Jurgen > > Cheers, > -olli > > On 4 March 2016 at 10:15, Jurgen Kramer wrote: > > > > Hi Olli, > > > > On Thu, 2016-03-03 at 13:02 +0200, Olli Salonen wrote: > > > > > > Hi Jurgen, Torbjörn, > > > > > > I've noticed that there is currently a small confusion about the > > > firmware versions for the Si2168-A20 demodulator. This is used in > > > the > > > older versions of DVBSky T680C (TechnoTrend CT2-4650 CI) and > > > DVBSky > > > T980C (TechnoTrend CT2-4500 CI). > > > > > > The version 2.0.5 does not support PLP handling and seems to work > > > very > > > badly with the Linux driver - at least for me. Version 2.0.35 on > > > the > > > other hand seems to find all DVB-T/T2 channels for me just fine > > > with > > > both dvbv5-scan and w_scan (devices used for this test: > > > TechnoTrend > > > CT2-4650 CI and TechnoTrend CT2-4500 CI new version). > > > > > > Versions used: > > > dvbv5-scan version 1.7.0 > > > w_scan version 20150111 (compiled for DVB API 5.10) > > > > > > So if you are running these Si2168-A20 based devices, make sure > > > you've > > > got the firmware 2.0.35 that can be downloaded for example here: > > > http://palosaari.fi/linux/v4l-dvb/firmware/Si2168/Si2168-A20/32e0 > > > 6713 > > > b33915f674bfb2c209beaea5/ > > It seems my TC980Cs have Si2168-A30's on board > > > > [  118.526665] si2168 8-0064: found a 'Silicon Labs Si2168-A30' > > [  118.640642] si2168 8-0064: downloading firmware from file 'dvb- > > demod-si2168-a30-01.fw' > > [  121.762983] si2168 8-0064: firmware version: 3.0.16 > > > > dvbv5_scan does not work me. > > sha1sum for this firmware is: > > 59a0b90703d65229fb2589b52834ca68d1e96ad9  dvb-demod-si2168-a30- > > 01.fw > > > > Jurgen > >