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staging: comedi: pcl818: use comedi_buf_write_samples() 

For aesthetics, use comedi_buf_write_samples() to add the 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>
This commit is contained in:
H Hartley Sweeten 2014-10-22 15:37:04 -07:00 committed by Greg Kroah-Hartman
parent c0491d4eb4
commit edf4537bcb
1 changed files with 3 additions and 5 deletions
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8
drivers/staging/comedi/drivers/pcl818.c
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@ -521,8 +521,6 @@ static bool pcl818_ai_next_chan(struct comedi_device *dev,
struct pcl818_private *devpriv = dev->private;
struct comedi_cmd *cmd = &s->async->cmd;
s->async->events |= COMEDI_CB_BLOCK;
devpriv->act_chanlist_pos++;
if (devpriv->act_chanlist_pos >= devpriv->act_chanlist_len)
devpriv->act_chanlist_pos = 0;
@ -560,7 +558,7 @@ static void pcl818_handle_eoc(struct comedi_device *dev,
if (pcl818_ai_dropout(dev, s, chan))
return;
comedi_buf_put(s, val);
comedi_buf_write_samples(s, &val, 1);
pcl818_ai_next_chan(dev, s);
}
@ -589,7 +587,7 @@ static void pcl818_handle_dma(struct comedi_device *dev,
if (pcl818_ai_dropout(dev, s, chan))
break;
comedi_buf_put(s, val);
comedi_buf_write_samples(s, &val, 1);
if (!pcl818_ai_next_chan(dev, s))
break;
@ -630,7 +628,7 @@ static void pcl818_handle_fifo(struct comedi_device *dev,
if (pcl818_ai_dropout(dev, s, chan))
break;
comedi_buf_put(s, val);
comedi_buf_write_samples(s, &val, 1);
if (!pcl818_ai_next_chan(dev, s))
break;