From 4acaec1cfa57fb44ede0fea52f242bd4a9a1422d Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 27 May 2014 10:31:11 -0700 Subject: [PATCH] staging: comedi: pcl816: use cfc_bytes_per_scan() Use the comedi_fc helper to get the number of bytes per scan. Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/pcl816.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/comedi/drivers/pcl816.c b/drivers/staging/comedi/drivers/pcl816.c index 9c1b963a0bed..d9ca7fe16c96 100644 --- a/drivers/staging/comedi/drivers/pcl816.c +++ b/drivers/staging/comedi/drivers/pcl816.c @@ -164,7 +164,7 @@ static void pcl816_ai_setup_dma(struct comedi_device *dev, bytes = devpriv->hwdmasize; if (cmd->stop_src == TRIG_COUNT) { /* how many */ - bytes = cmd->stop_arg * cmd->chanlist_len * sizeof(short); + bytes = cmd->stop_arg * cfc_bytes_per_scan(s); /* how many DMA pages we must fill */ devpriv->dma_runs_to_end = bytes / devpriv->hwdmasize; -- GitLab