From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: snd-aloop not working in linux-3.12.10 Date: Fri, 06 Mar 2015 11:58:57 +0100 Message-ID: References: <1425483360-1806-1-git-send-email-qais.yousef@imgtec.com> <20150304161013.GU2613@intel.com> <54F73421.3000108@imgtec.com> <20150305070018.GW2613@intel.com> <54F80916.50703@perex.cz> <20150305083054.GY2613@intel.com> <54F84E0D.1070907@imgtec.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 (cantor2.suse.de [195.135.220.15]) by alsa0.perex.cz (Postfix) with ESMTP id 949ED26057B for ; Fri, 6 Mar 2015 11:58:57 +0100 (CET) In-Reply-To: <1425638151396.85144@tataelxsi.co.in> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Srinivasan S Cc: "alsa-devel@alsa-project.org" List-Id: alsa-devel@alsa-project.org At Fri, 6 Mar 2015 10:35:52 +0000, Srinivasan S wrote: > > Once again many Thanks for the quick responses, > > Could you please try & let me know whether does it works viceversa ie., arecord on loopback card first & then aplay on the loopback card as shown below > > $ arecord -D plughw:3,1,0 -f dat -c 1 a.wav > Recording WAVE 'a.wav' : Signed 16 bit Little Endian, Rate 48000 Hz, Mono > > $ aplay -D plughw:3,0,0 a.wav > Playing WAVE '/usr/share/sounds/alsa/Noise.wav' : Signed 16 bit Little > Endian, Rate 48000 Hz, Mono FYI, the above works for me, but I tested with the much later kernel, and on x86 box. You should try the very same kernel on x86 box, too. If it works, the problem must be architecture-specific, e.g. the memory cache issue. Takashi