Use comedi_buf_write_samples() instead of cfc_write_to_buffer() to add the
single sample to the async buffer.
The core will add the COMEDI_CB_BLOCK event when data is written to the
async buffer. Remove the unnecessary event 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>
dpnt = devpriv->dma_buffer[i];
/* convert from 2's complement to unsigned coding */
dpnt ^= 0x8000;
dpnt = devpriv->dma_buffer[i];
/* convert from 2's complement to unsigned coding */
dpnt ^= 0x8000;
- cfc_write_to_buffer(s, dpnt);
+ comedi_buf_write_samples(s, &dpnt, 1);
if (cmd->stop_src == TRIG_COUNT) {
if (--devpriv->count == 0) { /* end of acquisition */
async->events |= COMEDI_CB_EOA;
if (cmd->stop_src == TRIG_COUNT) {
if (--devpriv->count == 0) { /* end of acquisition */
async->events |= COMEDI_CB_EOA;
}
release_dma_lock(flags);
}
release_dma_lock(flags);
- async->events |= COMEDI_CB_BLOCK;
-
comedi_handle_events(dev, s);
/* clear interrupt */
comedi_handle_events(dev, s);
/* clear interrupt */