Fedor G. Pikus wrote:
> On Wed, 25 Sep 2002, Takashi Iwai wrote:
> > At Tue, 24 Sep 2002 20:03:54 -0700 (PDT),
> > Fedor G. Pikus <[EMAIL PROTECTED]> wrote:
> > >
> > > > then the complete callback is called properly but likely
> > > > snd_pcm_period_elapsed() is not called.
> > >
> > > That's right, it's not called:
> > > for (i = 0; i < urb->number_of_packets; i++) {
> > > cp = (unsigned char *)urb->transfer_buffer +
>urb->iso_frame_desc[i].offset;
> > > if (urb->iso_frame_desc[i].status) /* active? hmm, skip this */
> > > continue;
> >
> > could you check what value is stored in the status field?
> > i guess some negative value, which represents an error.
> Always -75.
-75 = -EOVERFLOW = babble
I think this indicates that the device sends more data than the driver
expects. Probably the transfer buffer size is calculated for some lower
sample rate?
HTH
Clemens
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