From b9af29e15a7cf9d5e26deee0267857d1e0dc78d5 Mon Sep 17 00:00:00 2001 From: Jasmin Jessich Date: Sat, 15 Jul 2017 20:43:04 -0400 Subject: [PATCH] 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 Signed-off-by: Mauro Carvalho Chehab --- 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 bb6aa0f86c07..725fdd0c2071 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); @@ -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; -- 2.11.0