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From: Takashi Iwai <tiwai@suse.de>
To: Srinivasan S <srinivasan.s@tataelxsi.co.in>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>
Subject: Re: snd-aloop not working in linux-3.12.10
Date: Fri, 06 Mar 2015 11:58:57 +0100	[thread overview]
Message-ID: <s5h61ae5r4e.wl-tiwai@suse.de> (raw)
In-Reply-To: <1425638151396.85144@tataelxsi.co.in>

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

  reply	other threads:[~2015-03-06 10:58 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-04 15:36 [ALSA-UTILS][PATCH] Add support for cplay and crecord Qais Yousef
2015-03-04 16:10 ` Vinod Koul
2015-03-04 16:21   ` Takashi Iwai
2015-03-04 16:34   ` Qais Yousef
2015-03-05  7:00     ` Vinod Koul
2015-03-05  7:43       ` Jaroslav Kysela
2015-03-05  8:30         ` Vinod Koul
2015-03-05  8:52           ` Takashi Iwai
2015-03-05 12:37             ` Qais Yousef
2015-03-05 13:39               ` Jaroslav Kysela
2015-03-05 13:45                 ` snd-aloop not working in linux-3.12.10 Srinivasan S
2015-03-05 14:13                   ` Jaroslav Kysela
2015-03-05 16:42                     ` Srinivasan S
2015-03-05 18:51                       ` Jaroslav Kysela
2015-03-06 10:35                         ` Srinivasan S
2015-03-06 10:58                           ` Takashi Iwai [this message]
2015-03-06 11:28                           ` Jaroslav Kysela
2015-03-06 17:43                             ` Srinivasan S
2015-03-09  5:09                               ` Srinivasan S
2015-06-03  6:10                                 ` Srinivasan S

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