Subject: Re: OSS emulation of full-duplex audio devices
To: TAMURA Kent <>
From: Jared D. McNeill <>
List: tech-kern
Date: 04/25/2005 11:45:36
On Mon, 2005-04-25 at 23:56 +0900, TAMURA Kent wrote:
> In message "OSS emulation of full-duplex audio devices"
>     on 05/04/24, "Jared D. McNeill" <> writes:
> > So what I'm proposing is to change this silly default in the NetBSD
> > audio subsystem to match the OSS behaviour. It seems strange to default
> > a device to half-duplex mode if full-duplex is supported and the device
> > was opened read/write. Surely if the caller was opening the audio device
> > read/write, they were doing so for a reason.
> SunOS, which is the origin of our audio API, seems to have no
> AUDIO_SETFD.  So, there are no reason to keep this inconvenient
> behavior, I think.

Thanks -- I was hoping I wouldn't interfere with your work. I've
commited it to HEAD and it's been pulled up to the 3.0 branch.