On Fri, 13 Sep 2002, Haroldo Gamal wrote:
> Hi!
>
> I am trying to improve the korg1212 driver and I am finding a difficult
> situation. Let me explain... The korg1212 card has a fixed size audio
> frame containing two different sample size, 16 bits and 32 bits, that
> are filled by the card at same time. Ten channels of this frame have 16
> bits (ADAT + analog channels), two others have 20 bits (SPDIF) and 32
> bits of ADAT Time-code information.
> I am trying to establish three different devices to support these
> different sample size and interface type (ADAT, analog and SPDIF). To do
> this, I will have a frame size greater than the number of samples times
> its size.
Nope. The frame size should be equal to real samples, but the physical
lenght might be greater. Simply, define your copy() and silence()
callbacks for standard read/write operations and override
SNDRV_PCM_IOCTL_CHANNEL_INFO with the right step and first value.
Jaroslav
-----
Jaroslav Kysela <[EMAIL PROTECTED]>
Linux Kernel Sound Maintainer
ALSA Project http://www.alsa-project.org
SuSE Linux http://www.suse.com
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