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Commit b35759de authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: ni_labpc_common: use DIV_ROUND_CLOSEST to round divisor values 



Use the DIV_ROUND_CLOSEST macro to clarify the (((x) + ((divisor) / 2)) / (divisor))
calculations.

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 bcdf8b5d

drivers/staging/comedi/drivers/ni_labpc_common.c

+4 −4
Original line number Diff line number Diff line
@@ -400,10 +400,10 @@ static void labpc_adc_timing(struct comedi_device *dev, struct comedi_cmd *cmd, 
		switch (cmd->flags & CMDF_ROUND_MASK) {

		default:

		case CMDF_ROUND_NEAREST:

			devpriv->divisor_a0 =

			    (convert_period + (base_period / 2)) / base_period;

			devpriv->divisor_b1 =

			    (scan_period + (base_period / 2)) / base_period;

			devpriv->divisor_a0 = DIV_ROUND_CLOSEST(convert_period,

								base_period);

			devpriv->divisor_b1 = DIV_ROUND_CLOSEST(scan_period,

								base_period);

			break;

		case CMDF_ROUND_UP:

			devpriv->divisor_a0 = DIV_ROUND_UP(convert_period,