Use the comedi_fc helper function to automatically call the subdevice
(*cancel) function when needed and call comedi_event().
In the Kconfig, COMEDI_DAS1800 already selects COMEDI_FC.
Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/staging/comedi/drivers/das1800.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/comedi/drivers/das1800.c
b/drivers/staging/comedi/drivers/das1800.c
index 320d95a..9f353cf 100644
--- a/drivers/staging/comedi/drivers/das1800.c
+++ b/drivers/staging/comedi/drivers/das1800.c
@@ -665,9 +665,8 @@ static void das1800_ai_handler(struct comedi_device *dev)
/* clear OVF interrupt bit */
outb(CLEAR_INTR_MASK & ~OVF, dev->iobase + DAS1800_STATUS);
comedi_error(dev, "DAS1800 FIFO overflow");
- das1800_cancel(dev, s);
async->events |= COMEDI_CB_ERROR | COMEDI_CB_EOA;
- comedi_event(dev, s);
+ cfc_handle_events(dev, s);
return;
}
/* stop taking data if appropriate */
@@ -680,16 +679,12 @@ static void das1800_ai_handler(struct comedi_device *dev)
das1800_flush_dma(dev, s);
else
das1800_handle_fifo_not_empty(dev, s);
- das1800_cancel(dev, s); /* disable hardware conversions */
async->events |= COMEDI_CB_EOA;
} else if (cmd->stop_src == TRIG_COUNT && devpriv->count == 0) {
/* stop_src TRIG_COUNT */
- das1800_cancel(dev, s); /* disable hardware conversions */
async->events |= COMEDI_CB_EOA;
}
- comedi_event(dev, s);
-
- return;
+ cfc_handle_events(dev, s);
}
static int das1800_ai_poll(struct comedi_device *dev,
--
1.8.5.2
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