[media] rtl28xxu: add small sleep for rtl2830 demod attach
Demod needs some time to wake up after power on.
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/dvb-usb/rtl28xxu.c b/drivers/media/dvb/dvb-usb/rtl28xxu.c
index 4e69e9d..41e1f55 100644
--- a/drivers/media/dvb/dvb-usb/rtl28xxu.c
+++ b/drivers/media/dvb/dvb-usb/rtl28xxu.c
@@ -322,6 +322,9 @@
* since there is some demod params needed to set according to tuner.
*/
+ /* demod needs some time to wake up */
+ msleep(20);
+
/* open demod I2C gate */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_gate);
if (ret)