[PATCH 1/1] staging: comedi: dyna_pci10xx: usleep_range is preferred over udelay

Saber Rezvani irsaber at gmail.com
Thu Feb 9 15:36:49 UTC 2017


Fix the checkpatch.pl issue:
CHECK: usleep_range is preferred over udelay

Signed-off-by: Saber Rezvani <irsaber at gmail.com>
---
 drivers/staging/comedi/drivers/dyna_pci10xx.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/comedi/drivers/dyna_pci10xx.c b/drivers/staging/comedi/drivers/dyna_pci10xx.c
index c9eb26f..febdc88 100644
--- a/drivers/staging/comedi/drivers/dyna_pci10xx.c
+++ b/drivers/staging/comedi/drivers/dyna_pci10xx.c
@@ -89,7 +89,7 @@ static int dyna_pci10xx_insn_read_ai(struct comedi_device *dev,
 		/* trigger conversion */
 		smp_mb();
 		outw_p(0x0000 + range + chan, dev->iobase + 2);
-		udelay(10);
+		usleep_range(10, 100);
 
 		ret = comedi_timeout(dev, s, insn, dyna_pci10xx_ai_eoc, 0);
 		if (ret)
@@ -125,7 +125,7 @@ static int dyna_pci10xx_insn_write_ao(struct comedi_device *dev,
 		smp_mb();
 		/* trigger conversion and write data */
 		outw_p(data[n], dev->iobase);
-		udelay(10);
+		usleep_range(10, 100);
 	}
 	mutex_unlock(&devpriv->mutex);
 	return n;
@@ -143,7 +143,7 @@ static int dyna_pci10xx_di_insn_bits(struct comedi_device *dev,
 	mutex_lock(&devpriv->mutex);
 	smp_mb();
 	d = inw_p(devpriv->BADR3);
-	udelay(10);
+	usleep_range(10, 100);
 
 	/* on return the data[0] contains output and data[1] contains input */
 	data[1] = d;
@@ -163,7 +163,7 @@ static int dyna_pci10xx_do_insn_bits(struct comedi_device *dev,
 	if (comedi_dio_update_state(s, data)) {
 		smp_mb();
 		outw_p(s->state, devpriv->BADR3);
-		udelay(10);
+		usleep_range(10, 100);
 	}
 
 	data[1] = s->state;
-- 
2.7.4




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