Commit 897d21b9 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: pcl812: use cfc_bytes_per_scan() 



Use the comedi_fc helper to get the number of bytes per scan.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4bc03044

drivers/staging/comedi/drivers/pcl812.c

+3 −6
Original line number Diff line number Diff line
@@ -557,10 +557,8 @@ static void pcl812_ai_setup_dma(struct comedi_device *dev, 


	/*  we use EOS, so adapt DMA buffer to one scan */

	if (devpriv->ai_eos) {

		devpriv->dmabytestomove[0] =

			cmd->chanlist_len * sizeof(short);

		devpriv->dmabytestomove[1] =

			cmd->chanlist_len * sizeof(short);

		devpriv->dmabytestomove[0] = cfc_bytes_per_scan(s);

		devpriv->dmabytestomove[1] = cfc_bytes_per_scan(s);

		devpriv->dma_runs_to_end = 1;

	} else {

		devpriv->dmabytestomove[0] = devpriv->hwdmasize;
@@ -575,8 +573,7 @@ static void pcl812_ai_setup_dma(struct comedi_device *dev, 
			devpriv->dma_runs_to_end = 1;

		} else {

			/*  how many samples we must transfer? */

			bytes = cmd->chanlist_len *

				cmd->stop_arg * sizeof(short);

			bytes = cmd->stop_arg * cfc_bytes_per_scan(s);



			/*  how many DMA pages we must fill */

			devpriv->dma_runs_to_end =