From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mta5.srv.hcvlny.cv.net ([167.206.4.200]) by www.linuxtv.org with esmtp (Exim 4.63) (envelope-from ) id 1KqtqH-0005t1-9n for linux-dvb@linuxtv.org; Fri, 17 Oct 2008 20:14:33 +0200 Received: from steven-toths-macbook-pro.local (ool-18bfe594.dyn.optonline.net [24.191.229.148]) by mta5.srv.hcvlny.cv.net (Sun Java System Messaging Server 6.2-8.04 (built Feb 28 2007)) with ESMTP id <0K8W00A6MAMS9LW0@mta5.srv.hcvlny.cv.net> for linux-dvb@linuxtv.org; Fri, 17 Oct 2008 14:13:42 -0400 (EDT) Date: Fri, 17 Oct 2008 14:13:40 -0400 From: Steven Toth In-reply-to: <412bdbff0810171104ob627994me2876504b43c18d8@mail.gmail.com> To: Devin Heitmueller Message-id: <48F8D5D4.2030203@linuxtv.org> MIME-version: 1.0 References: <412bdbff0810171104ob627994me2876504b43c18d8@mail.gmail.com> Cc: Linux-dvb Subject: Re: [linux-dvb] [RFC] SNR units in tuners List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: linux-dvb-bounces@linuxtv.org Errors-To: linux-dvb-bounces+mchehab=infradead.org@linuxtv.org List-ID: Devin Heitmueller wrote: > Hello, > > In response to Steven Toth's suggestion regarding figuring out what > the various units are across demodulators, I took a quick inventory Cool. > and came up with the following list. Note that this is just a first > pass by taking a quick look at the source for each demodulator (I > haven't looked for the datasheets for any of them yet or done sample > captures to see what the reported ranges are). > > Could everybody who is responsible for a demod please take a look at > the list and see if you can fill in the holes? Some minor comments in line, basically confirming your assessment. When I can get some time I'll go back and do the cx22702. > > Having a definitive list of the current state is important to being > able to provide unified reporting of SNR. Indeed, good work, thanks. > > Thank you, > > Devin > > === > af9013.c dB > at76c651.c unknown Old code, being removed I think. > au8522.c 0.1 dB Correct. > bcm3510.c unknown (vals > 1000) > cx22700.c unknown > cx22702.c unknown I need to add dB support for this. > cx24110.c ESN0 > cx24116.c percent scaled to 0-0xffff, support for ESN0 > cx24123.c Inverted ESN0 > dib3000mb.c unknown > dib3000mc.c always zero > dib7000m.c always zero > dib7000p.c always zero > drx397xD.c always zero > dvb_dummy_fe.c always zero > l64781.c unknown > lgdt330x.c dB scaled to 0-0xffff > lgs8gl5.c unknown > mt312.c unknown > mt352.c unknown > nxt200x.c dB > nxt6000.c unknown > or51132.c dB > or51211.c dB > s5h1409.c 0.1 dB > s5h1411.c 0.1 dB Correct. > s5h1420.c unsupported > si21xx.c unknown (scaled to 0-0xffff) > sp8870.c unsupported > sp887x.c unknown > stv0288.c unknown > stv0297.c unknown > stv0299.c unknown > tda10021.c unknown > tda10023.c unknown > tda10048.c unknown (looks like 0.1dB) Correct. > tda1004x.c unknown > tda10086.c unknown > tda8083.c unknown > tda80xx.c unknown Old code, being removed I think. > ves1820.c unknown > ves1x93.c unknown > zl10353.c unknown > > _______________________________________________ linux-dvb mailing list linux-dvb@linuxtv.org http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb