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From: Justin Cormack <justin@street-vision.com>
To: Anders Torger <torger@ludd.luth.se>
Cc: Jaroslav Kysela <perex@suse.cz>,
	"alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>
Subject: Re: Re: How to support multiple open in low-level driver
Date: 06 Jan 2003 13:57:35 +0000	[thread overview]
Message-ID: <1041861462.32308.19.camel@lotte> (raw)
In-Reply-To: <200301051548.31168.torger@ludd.luth.se>

On Sun, 2003-01-05 at 14:48, Anders Torger wrote:
> I have another question. The rme96 driver provides two sub devices, one 
> which is the card in adat mode, and one which is the card in spdif 
> mode. These cannot be run at the same time.
> 
> If I had written the driver today, I suppose I would have had only one 
> device, which supports 2 or 8 channels. Do you agree that it would be a 
> better design, than the two sub-devices I have now? I don't think I 
> will change that now though, if you don't insist that I should (I think 
> it will be quite easy to do the change).

It means that you have to define software devices for adat and spdif,
which output always to 8 or 2 channels hw, as the general plughw device
will sometimes open one sometimes the other depending on how many
channels your sound source is. As they are on the same output and most
people only have one kind of DA converter attached this may not be that
convenient. I dont mind the current scheme.

Justin




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      parent reply	other threads:[~2003-01-06 13:57 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-01-03 22:37 How to support multiple open in low-level driver Anders Torger
2003-01-05 14:34 ` Jaroslav Kysela
2003-01-05 14:48   ` Anders Torger
2003-01-05 15:05     ` Jaroslav Kysela
2003-01-06 14:09       ` Fred Gleason
2003-01-06 14:26         ` Jaroslav Kysela
2003-01-06 15:52           ` Patrick Shirkey
2003-01-06 16:25             ` Paul Davis
2003-01-06 17:30             ` Jaroslav Kysela
2003-01-06 13:57     ` Justin Cormack [this message]

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