From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lee Revell Subject: Re: New ALSA Driver Date: Tue, 08 Mar 2005 15:59:02 -0500 Message-ID: <1110315542.5982.1.camel@mindpipe> References: <200503082146.24634.k.fetscher@fetron.de> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit In-Reply-To: <200503082146.24634.k.fetscher@fetron.de> Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: K.Fetscher@t-online.de Cc: alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org On Tue, 2005-03-08 at 21:46 +0100, K.Fetscher@t-online.de wrote: > When I start playing a song with aplay, ALSA calls hw_params(..), prepare(..) > and trigger(..) with command SNDRV_PCM_TRIGGER_START. After that, all stops > until I make a CTRL C (after that, it terminates with hw_free and close). Is > it correct, that runtime->dma_addr is 0 (runtime->size is 1000 and > runtime->period is 400) ? > No. It sounds like the DMA is not being properly started in the trigger() callback. Can you post a link to your code? It's impossible to say what could be wrong without seeing the source. Lee ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click