From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: Support for realtek alc 655 Date: Thu, 04 Sep 2003 15:07:01 +0200 Sender: alsa-devel-admin@lists.sourceforge.net Message-ID: References: <1062413496.526.4.camel@jabawack.canini.org> <3F532F72.208@superbug.demon.co.uk> <1062440613.538.3.camel@jabawack.canini.org> <3F539466.3090000@superbug.demon.co.uk> <1062679384.1189.7.camel@jabawack.canini.org> Mime-Version: 1.0 (generated by SEMI 1.14.5 - "Awara-Onsen") Content-Type: text/plain; charset=US-ASCII Return-path: In-Reply-To: <1062679384.1189.7.camel@jabawack.canini.org> Errors-To: alsa-devel-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: Marco Canini Cc: James Courtier-Dutton , alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org At 04 Sep 2003 14:43:05 +0200, Marco Canini wrote: > > On Mon, 2003-09-01 at 20:48, James Courtier-Dutton wrote: > > Marco Canini wrote: > > > On Mon, 2003-09-01 at 13:37, James Courtier-Dutton wrote: > > > > > >>Marco Canini wrote: > > >> > > >>>hi, > > >>> > > >>>i'm moving to buy a new mother board: gigabyte 8knxp. > > >>>it has integrated an audio ac97 codec chipset by realtek: alc655 > > >>>i searched in the sound cards matrix and i couldn't find it so i surfed > > >>>the web for any kind of support for it in linux but i found nothing. > > >>>from what i see in the ac97 support code the alc650 is supported but no mention to alc655. > > >>>is this chipset supported by alsa? > > >>> > > >>>thanks > > >> > > >>We have the specs for the chip, so supporting it should not be too much > > >>of a problem. See the nice PDF files from realtek web site :-) . > > >> > > >>If you get the motherboard, I could work with you to get it working. > > >>It looks very similar to the alc650, which is already supported, so the > > >>work involved whould not be too much. I an fairly sure that all that > > >>would need doing is to add recognition for the chip in ac97_codec.c and > > >>then program it exactly the same as the alc650. Some of the extra > > >>functions of the alc655 might not be supported, but you will get 5.1 > > >>channel sound output and be able to record. You just might not be able > > >>to select all the different combinations of sound in/out jacks. > > >> > > >>Cheers > > >>James > > >> > > > > > > Hi, > > > > > > it would be cool. just another question before i go to buy: does the > > > ac97 code support hw multiplexing aka multiple playing for the alc650 > > > dsp? > > > > > > thanks > > > > > The alc650/alc655 do not support hw multiplexing and can only be opened > > once. > > > There exist some ac97 codecs capable of hw multiplexing? no. as i wrote, it has nothing to do with ac97 codec. it's the part of core-sound chip. Takashi ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf