From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: Acer Aspire 8920g / snd-hda-intel / ALC889 Date: Fri, 25 Apr 2008 14:29:44 +0200 Message-ID: References: <480C8260.70501@warmcat.com> <480CDC26.3010506@warmcat.com> <480DC787.9070208@warmcat.com> <480DCBC6.3050203@warmcat.com> <480FA5D5.9090208@warmcat.com> Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) by alsa0.perex.cz (Postfix) with ESMTP id 8BCC224796 for ; Fri, 25 Apr 2008 14:29:47 +0200 (CEST) In-Reply-To: <480FA5D5.9090208@warmcat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Andy Green Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org At Wed, 23 Apr 2008 22:10:45 +0100, Andy Green wrote: > > Somebody in the thread at some point said: > > >> Hm, then the problem is somewhere different. > >> You hear neither from speaker nor HP-jack? > > > > Nothing, despite changing settings "headphone" and "IEC958" in alsamixer > > -c0 (alsamixer by itself picks up pulseaudio nowadays apparently). It's > > as if the amp is powered down, or we route everything to modem :-) > > Just some derisory extra information, external mic jack is working fine > (and has bias voltage), Line-jack is also OK, but built-in mic is dead > with some very small noise, maybe it is not given bias. If the issue > was basically power management enabling, it could make sense. > > I saw realtek are pretty good with their datasheets, but there is none > for ALC889 in their ftp site that has the rest. > > I also recompiled alsa 1.0.16 for grins but it didn't make any change. > I looked in alsa-kernel/pci/hda/patch_realtek.c and enabled > SND_CONFIG_DEBUG and SND_CONFIG_VERBOSE_PRINTK because there seemed to > be some extra features generated then for ALC device GPIO pin control. > But they didn't turn up in alsamixer. Do you know if there is an > existing way to meddle with GPIO controls on ALC889 from inside ALSA easily? Build CONFIG_SND_HDA_HWDEP=y and you'll have /dev/snd/hwC0D0 device. With the hda-verb program in the URL below, you can exec the verb on the fly: ftp://ftp.suse.com/pub/people/tiwai/misc/hda-verb-0.2.tar.bz2 Takashi