Re: [PATCH] More ioctls for VIA sound driver, Flash 5 now fixed

Jeff Garzik (jgarzik@mandrakesoft.com)
Sat, 27 Oct 2001 02:30:42 -0400


Pavel Roskin wrote:
>
> Hello!
>
> Flash plugin version 5 refuses to work with the VIA 82Cxxx driver. It
> turns out that Flash uses SNDCTL_DSP_NONBLOCK on /dev/dsp, which is not
> supported by the driver.
>
> I also looked what other ioctls can be implemented easily on VIA 82Cxxx.
> There is another one - SNDCTL_DSP_GETTRIGGER. Everything else is not
> trivial, sorry.
>
> This patch add support for SNDCTL_DSP_NONBLOCK and SNDCTL_DSP_GETTRIGGER.
> It can be found at http://www.red-bean.com/~proski/linux/via-ioctl.diff
>
> Flash 5 plugin plays just fine after applying the patch (check e.g.
> http://wcrb.com/sparks.html)

Thanks, applied.

I always thought SNDCTL_DSP_NONBLOCK was stupid and never implemented
it, since the same can be accomplished via fcntl(2). But not only this
but also some soundmodem utilities require this ioctl. Sigh. :)

Jeff

-- 
Jeff Garzik      | Only so many songs can be sung
Building 1024    | with two lips, two lungs, and one tongue.
MandrakeSoft     |         - nomeansno

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