From: Liam Girdwood <lg@opensource.wolfsonmicro.com>
To: Timur Tabi <timur@freescale.com>
Cc: ALSA devel <alsa-devel@alsa-project.org>
Subject: Re: How do I tell ALSA that my driver supports every possible sample rate?
Date: Mon, 23 Jul 2007 18:29:45 +0100 [thread overview]
Message-ID: <1185211785.4091.25.camel@localhost.localdomain> (raw)
In-Reply-To: <46A4E00B.1000702@freescale.com>
On Mon, 2007-07-23 at 12:06 -0500, Timur Tabi wrote:
> BTW, I'm not sure why you say if I'm lucky enough. The PCM driver, for instance, is just
> a front-end to the DMA controller. DMA obviously doesn't care about sample rates, so it
> makes sense that most PCM drivers can handle any rate. Or am I missing something?
>
Some Audio DMA controllers may not have the bandwidth for the faster
rates and larger frames. Iirc, pxa255 stuttered a lot with rates > 96k.
Liam
next prev parent reply other threads:[~2007-07-23 17:29 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-23 15:54 How do I tell ALSA that my driver supports every possible sample rate? Timur Tabi
2007-07-23 16:39 ` Liam Girdwood
2007-07-23 17:06 ` Timur Tabi
2007-07-23 17:29 ` Liam Girdwood [this message]
2007-07-23 17:14 ` Clemens Ladisch
2007-07-23 17:27 ` Timur Tabi
2007-07-24 7:14 ` Clemens Ladisch
2007-07-24 14:54 ` Timur Tabi
2007-07-24 15:07 ` Takashi Iwai
2007-07-24 19:30 ` Timur Tabi
2007-07-25 10:18 ` Takashi Iwai
2007-07-25 14:37 ` Timur Tabi
2007-07-25 15:08 ` Takashi Iwai
2007-07-25 15:12 ` Takashi Iwai
2007-07-25 15:24 ` Liam Girdwood
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