From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail.hauppauge.com ([167.206.143.4]:3054 "EHLO mail.hauppauge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755580Ab0EaDCe (ORCPT ); Sun, 30 May 2010 23:02:34 -0400 Message-ID: <4C0326C6.7020800@linuxtv.org> Date: Sun, 30 May 2010 23:02:30 -0400 From: Michael Krufky MIME-Version: 1.0 To: Markus Rechberger CC: linux-media Subject: Re: What ever happened to standardizing signal level? References: <1275198741.3213.50.camel@pc07.localdom.local> <4C02826A.6010207@linuxtv.org> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Markus Rechberger wrote: > On Sun, May 30, 2010 at 5:21 PM, Michael Krufky wrote: >> Markus Rechberger wrote: >>> Hi, >>> >>> A little bit more "ontopic", did anyone get around to read the >>> signallevel of the tda18721? >>> I wonder the register does not return any signallevel as indicated in >>> the specifications. >>> >>> Markus >> There is a "power level" value that can be read from the tda18271 -- I had a >> patch that enabled reading of this value, for testing purposes, but it >> wasn't as useful as I had hoped, so I never bothered to merge it. >> >> If you'd like to play with it, I pushed up some code last year: >> >> http://kernellabs.com/hg/~mkrufky/tda18271-pl/rev/4373874cff29 >> >> Let me know how this works for you, or if you choose to change it. I If you >> find it valuable, we can merge it in somehow. >> > > hmm.. I somewhat tried the same but the register kept flipping back > and the powerlevel register returned 0. > > Markus ...I think it only works on the c2 rev silicon. Not sure about that, though. -Mike