From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: Re: hdspmixer issues Date: Tue, 21 Sep 2004 12:08:00 +0200 Sender: alsa-devel-admin@lists.sourceforge.net Message-ID: References: Mime-Version: 1.0 (generated by SEMI 1.14.5 - "Awara-Onsen") Content-Type: text/plain; charset=US-ASCII Return-path: In-Reply-To: Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: iain@psand.net Cc: alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org At Mon, 20 Sep 2004 21:09:18 +0100 (BST), Iain Kennedy wrote: > > > > I"ve been messing with hdsp (again :-) and found out that my hdspmixer > > > has very oddly behaving sound meters. While the input (2nd row) > > > appears to be more or less ok (the yellow peak things kind of fly all > > > over the place and often drop off below green lines or even completely > > > dissapear), the analog outputs as well as combined monitoring output > > > (front 1/4" phono jack on the multiface) only occassionally spike with > > > a line input (usually only one channel). I am wondering why this is so > > > since the audio is definitely working ok, but the monitoring of the > > > outputs simply isn"t working (at least not visually). > > > > i"ve been experiencing similar spikes on the analog outputs as ico > > described. since we had a somehow similar problem with screwed up pci > > cycles that was caused by incorrect initialisation of the cardbus briges > > on our machines, i somehow doubt that it"s related to the problem we > > had. > > > cheers... > > I've been experiencing lack of/sporadic metering on hdspmixer too.. > I'm running Debian testing with kernel 2.6.8 (same effect with 2.6.3), > with both the debian alsa packages and a locally compiled latest alsa > version... > > I had no such problem using 2.4.xx series kernels, although I was using a > pre-1.06 version of the alsa drivers.. Are you using ppc? I found a bug in hdsp driver that it doesn't handle big-endian correctly in the metering mmap. Could you try the CVS version? Takashi ------------------------------------------------------- This SF.Net email is sponsored by: YOU BE THE JUDGE. Be one of 170 Project Admins to receive an Apple iPod Mini FREE for your judgement on who ports your project to Linux PPC the best. Sponsored by IBM. Deadline: Sept. 24. Go here: http://sf.net/ppc_contest.php