Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762436AbYFLOOA (ORCPT ); Thu, 12 Jun 2008 10:14:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754733AbYFLONw (ORCPT ); Thu, 12 Jun 2008 10:13:52 -0400 Received: from mx1.suse.de ([195.135.220.2]:52826 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760024AbYFLONw (ORCPT ); Thu, 12 Jun 2008 10:13:52 -0400 Date: Thu, 12 Jun 2008 16:13:50 +0200 Message-ID: From: Takashi Iwai To: "Vegard Nossum" Cc: "Daniel J Blueman" , "Linux Kernel" Subject: Re: ALC883 recording troubles... In-Reply-To: <19f34abd0806120701t6098d8bbt7525d7efd440f674@mail.gmail.com> References: <6278d2220806091259t47c9b070v269da0f5855ef014@mail.gmail.com> <6278d2220806111200g4f802885wfc5f0fd6c0405efb@mail.gmail.com> <19f34abd0806120603q2ddc6654r9562dfea556c2791@mail.gmail.com> <19f34abd0806120648j4f15b762r8e72c348c14b946f@mail.gmail.com> <19f34abd0806120655u75df09bfuaf33f1d54128b0b7@mail.gmail.com> <19f34abd0806120701t6098d8bbt7525d7efd440f674@mail.gmail.com> User-Agent: Wanderlust/2.12.0 (Your Wildest Dreams) SEMI/1.14.6 (Maruoka) FLIM/1.14.7 (=?ISO-8859-4?Q?Sanj=F2?=) APEL/10.6 MULE XEmacs/21.5 (beta28) (fuki) (x86_64-suse-linux) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1871 Lines: 55 At Thu, 12 Jun 2008 16:01:05 +0200, Vegard Nossum wrote: > > On Thu, Jun 12, 2008 at 3:55 PM, Vegard Nossum wrote: > > On Thu, Jun 12, 2008 at 3:52 PM, Takashi Iwai wrote: > >> At Thu, 12 Jun 2008 15:48:32 +0200, > >> Vegard Nossum wrote: > >>> > >>> The external mic: > >>> > >>> Node 0x18 [Pin Complex] wcaps 0x40018f: Stereo Amp-In Amp-Out > >>> Amp-In caps: ofs=0x00, nsteps=0x02, stepsize=0x4f, mute=0 > >>> Amp-In vals: [0x00 0x00] > >> > >> The input volume is zero. Try to raise "Mic Boost" (if present)? > > > > They're already all up. > > > > Line In Boost = 100 > > Mic Boost = 100 > > Internal Mic Boost = 100 > > > > Right after changing all these to max, I've read the value from > > card0/codec#0 again: > > > > Node 0x18 [Pin Complex] wcaps 0x40018f: Stereo Amp-In Amp-Out > > Amp-In caps: ofs=0x00, nsteps=0x02, stepsize=0x4f, mute=0 > > Amp-In vals: [0x00 0x00] > > > > There doesn't seem to be any difference. Even when changing them all > > to 0 in alsamixer, this output stays the same. > > Sorry, I just discovered yet another "Mic Boost" control in the > playback section in alsamixer (the others were in the capture > section). Changing this now gives me: > > Node 0x18 [Pin Complex] wcaps 0x40018f: Stereo Amp-In Amp-Out > Amp-In caps: ofs=0x00, nsteps=0x02, stepsize=0x4f, mute=0 > Amp-In vals: [0x02 0x02] > > Strange. It's a known bug of alsa-lib mixer abstraction layer. Some controls appear on both playback and capture views although only the value is changed only on playback mode. So, don't worry, it's not your fault ;) Takashi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/