[PATCH V2 3/9] [media] dvb-core/dvb_ca_en50221.c: use usleep_range

["Jasmin J." <jasmin@xxxxxx>]

From: Jasmin Jessich <jasmin@xxxxxx>

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

Signed-off-by: Jasmin Jessich <jasmin@xxxxxx>
---
 drivers/media/dvb-core/dvb_ca_en50221.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c
index 66a58ed..c0fd63a 100644
--- a/drivers/media/dvb-core/dvb_ca_en50221.c
+++ b/drivers/media/dvb-core/dvb_ca_en50221.c
@@ -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);
@@ -1484,7 +1484,7 @@ 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;
-- 
2.7.4