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staging: comedi: pcl711: use comedi_buf_write_samples()

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Use comedi_buf_write_samples() to add the sample to the async buffer.

The async events will set properly by the core. Remove the unnecessary
events in the driver.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2014-10-22 15:37:00 -07:00 committed by Greg Kroah-Hartman
parent 67fdc3073b
commit 1f44c034de
1 changed files with 2 additions and 4 deletions
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6
drivers/staging/comedi/drivers/pcl711.c
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@ -213,14 +213,12 @@ static irqreturn_t pcl711_interrupt(int irq, void *d)
outb(PCL711_INT_STAT_CLR, dev->iobase + PCL711_INT_STAT_REG);
if (comedi_buf_put(s, data) == 0) {
s->async->events |= COMEDI_CB_OVERFLOW | COMEDI_CB_ERROR;
} else {
s->async->events |= COMEDI_CB_BLOCK | COMEDI_CB_EOS;
if (comedi_buf_write_samples(s, &data, 1)) {
if (cmd->stop_src == TRIG_COUNT && !(--devpriv->ntrig))
s->async->events |= COMEDI_CB_EOA;
}
comedi_handle_events(dev, s);
return IRQ_HANDLED;
}