From 42e21c974377e2188888d88b2cf2d3c95033d9d7 Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 27 May 2014 10:31:12 -0700 Subject: [PATCH] staging: comedi: pcl818: 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/pcl818.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/comedi/drivers/pcl818.c b/drivers/staging/comedi/drivers/pcl818.c index 48b81c39c6a8..7d00ae639d38 100644 --- a/drivers/staging/comedi/drivers/pcl818.c +++ b/drivers/staging/comedi/drivers/pcl818.c @@ -353,7 +353,7 @@ static void pcl818_ai_setup_dma(struct comedi_device *dev, disable_dma(devpriv->dma); /* disable dma */ bytes = devpriv->hwdmasize; if (cmd->stop_src == TRIG_COUNT) { - bytes = cmd->chanlist_len * cmd->stop_arg * sizeof(short); + bytes = cmd->stop_arg * cfc_bytes_per_scan(s); devpriv->dma_runs_to_end = bytes / devpriv->hwdmasize; devpriv->last_dma_run = bytes % devpriv->hwdmasize; devpriv->dma_runs_to_end--; -- 2.39.5