V4L/DVB: usbvision: add delay before detecting the saa711x

The detection of the saa711x often failed. Adding a small delay before
attempting to detect it fixed this.
Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/usbvision/usbvision-i2c.c

@@ -244,6 +244,9 @@ int usbvision_i2c_register(struct usb_usbvision *usbvision)
 	switch (usbvision_device_data[usbvision->DevModel].Codec) {
 	case CODEC_SAA7113:
 	case CODEC_SAA7111:
+		/* Without this delay the detection of the saa711x is
+		   hit-and-miss. */
+		mdelay(10);
 		v4l2_i2c_new_subdev(&usbvision->v4l2_dev,
 				&usbvision->i2c_adap, "saa7115",
 				"saa7115_auto", 0, saa711x_addrs);