From: H Hartley Sweeten Date: Wed, 21 Jan 2015 22:11:48 +0000 (-0700) Subject: staging: comedi: ni_labpc_common: use DIV_ROUND_CLOSEST to round divisor values X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b35759de976320229ec708c7fa57a62249833ab9;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git 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: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/comedi/drivers/ni_labpc_common.c b/drivers/staging/comedi/drivers/ni_labpc_common.c index c494c53ef335..77a7856ffff0 100644 --- a/drivers/staging/comedi/drivers/ni_labpc_common.c +++ b/drivers/staging/comedi/drivers/ni_labpc_common.c @@ -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,