From: Vinod Koul <vinod.koul@intel.com>
To: Clemens Ladisch <clemens@ladisch.de>
Cc: Takashi Iwai <tiwai@suse.de>,
alsa-devel@alsa-project.org,
pierre-louis.bossart@linux.jf.intel.com
Subject: Re: RFC: support for 12 & 24Khz
Date: Thu, 25 Jul 2013 21:15:01 +0530 [thread overview]
Message-ID: <20130725154501.GN18642@intel.com> (raw)
In-Reply-To: <51F0CAC0.9090702@ladisch.de>
On Thu, Jul 25, 2013 at 08:50:40AM +0200, Clemens Ladisch wrote:
> Vinod Koul wrote:
> > For compressed audio we also need to support the PCM rates of 12 and 24KHz.
> >
> > Looking at pcm.h these are not defined
>
> You don't need such symbols to use a rate. These symbols are intended
> for often-used rates. As long as only one or two drivers use a rate,
> they can just set KNOT and install a constraint.
okay so how exactly is the rate passed to driver and converted and sent to
drivers?
>
> > But am worried about wider impact of adding these rates.
> >
> > Can you let me know if more is required to be done or below is fine
>
> Grep for 176400 in sound/core/, include/, and in alsa-lib.
SNDRV_PCM_RATE_176400?
~Vinod
--
next prev parent reply other threads:[~2013-07-25 16:23 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-24 17:26 RFC: support for 12 & 24Khz Vinod Koul
2013-07-25 6:45 ` David Henningsson
2013-07-25 15:32 ` Vinod Koul
2013-07-25 6:50 ` Clemens Ladisch
2013-07-25 15:45 ` Vinod Koul [this message]
2013-07-25 16:31 ` Takashi Iwai
2013-07-26 6:09 ` Vinod Koul
2013-07-26 7:09 ` Takashi Iwai
2013-07-28 12:24 ` Vinod Koul
2013-07-25 19:36 ` Mark Brown
2013-07-26 6:11 ` Vinod Koul
2013-07-26 7:10 ` Takashi Iwai
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