Fix checkpatch.pl issue:
CHECK: usleep_range is preferred over udelay; see
Documentation/timers/timers-howto.txt
Replace the udelay() with usleep_range() with a reasonable upper limit.
Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Ian Abbott <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
---
drivers/staging/comedi/drivers/adq12b.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/comedi/drivers/adq12b.c
b/drivers/staging/comedi/drivers/adq12b.c
index dbb9d58..3150504 100644
--- a/drivers/staging/comedi/drivers/adq12b.c
+++ b/drivers/staging/comedi/drivers/adq12b.c
@@ -129,7 +129,7 @@ static int adq12b_ai_insn_read(struct comedi_device *dev,
if (val != devpriv->last_ctreg) {
outb(val, dev->iobase + ADQ12B_CTREG);
devpriv->last_ctreg = val;
- udelay(50); /* wait for the mux to settle */
+ usleep_range(50, 100); /* wait for the mux to settle */
}
val = inb(dev->iobase + ADQ12B_ADLOW); /* trigger A/D */
--
2.5.1
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