From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Wed, 22 Oct 2014 22:37:08 +0000 (-0700)
Subject: staging: comedi: hwdrv_apci3120: use comedi_buf_write_samples()
X-Git-Tag: v3.19-rc1~66^2~734
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=435efc8a43330d957cf6e8b79f8e98317668a895;p=karo-tx-linux.git

staging: comedi: hwdrv_apci3120: use comedi_buf_write_samples()

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

The COMEDI_CB_EOS and COMEDI_CB_OVERFLOW events will be automatically
handled by the core. Remove the unecessary handling 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>
---

diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
index 4959fc663d85..975ee5fc93dc 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
@@ -1313,18 +1313,13 @@ static int apci3120_interrupt_handle_eos(struct comedi_device *dev)
 {
 	struct apci3120_private *devpriv = dev->private;
 	struct comedi_subdevice *s = dev->read_subdev;
-	int n_chan, i;
-	int err = 1;
-
-	n_chan = devpriv->ui_AiNbrofChannels;
-
-	for (i = 0; i < n_chan; i++)
-		err &= comedi_buf_put(s, inw(dev->iobase + 0));
-
-	s->async->events |= COMEDI_CB_EOS;
+	unsigned short val;
+	int i;
 
-	if (err == 0)
-		s->async->events |= COMEDI_CB_OVERFLOW;
+	for (i = 0; i < devpriv->ui_AiNbrofChannels; i++) {
+		val = inw(dev->iobase + 0);
+		comedi_buf_write_samples(s, &val, 1);
+	}
 
 	return 0;
 }