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staging: comedi: amplc_pci230: usleep_range is preferred over udelay

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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
1 changed files with 1 additions and 1 deletions
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drivers/staging/comedi/drivers/amplc_pci230.c
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@ -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 * channel gains and scan list _before_ the first FIFO reset also
* helps, though only slightly. * helps, though only slightly.
*/ */
udelay(25); usleep_range(25, 100);
/* Reset FIFO again. */ /* Reset FIFO again. */
outw(adccon | PCI230_ADC_FIFO_RESET, dev->iobase + PCI230_ADCCON); outw(adccon | PCI230_ADC_FIFO_RESET, dev->iobase + PCI230_ADCCON);