staging: comedi: amplc_pci230: usleep_range is preferred over udelay

Fix checkpatch issue: "CHECK: usleep_range is preferred over udelay; see
Documentation/timers/timers-howto.txt".  I picked 100 us as a reasonable
upper bound, but it's not that critical.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ian Abbott 2014-07-29 12:58:14 +01:00 committed by Greg Kroah-Hartman
parent 9fd8fc3fd0
commit e3f59e1c5f

View file

@ -2480,7 +2480,7 @@ static int pci230_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
* channel gains and scan list _before_ the first FIFO reset also
* helps, though only slightly.
*/
udelay(25);
usleep_range(25, 100);
/* Reset FIFO again. */
outw(adccon | PCI230_ADC_FIFO_RESET, dev->iobase + PCI230_ADCCON);