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media: dvb_ca_en50221: use usleep_range 

Fixed all:
  WARNING: msleep < 20ms can sleep for up to 20ms
by using usleep_range.

Signed-off-by: Jasmin Jessich <jasmin@anw.at>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Jasmin Jessich 2017-07-15 20:43:04 -04:00 committed by Mauro Carvalho Chehab
parent 5d023252cb
commit b9af29e15a
1 changed files with 2 additions and 2 deletions
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4
drivers/media/dvb-core/dvb_ca_en50221.c
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@ -313,7 +313,7 @@ static int dvb_ca_en50221_wait_if_status(struct dvb_ca_private *ca, int slot,
}
/* wait for a bit */
msleep(1);
usleep_range(1000, 1100);
}
dprintk("%s failed timeout:%lu\n", __func__, jiffies - start);
@ -1489,7 +1489,7 @@ static ssize_t dvb_ca_en50221_io_write(struct file *file,
if (status != -EAGAIN)
goto exit;
msleep(1);
usleep_range(1000, 1100);
}
if (!written) {
status = -EIO;