V4L/DVB (11380): v4l2-subdev: change s_routing prototype

It is no longer needed to use a struct pointer as argument, since v4l2_subdev
doesn't require that ioctl-like approach anymore. Instead just pass the input,
output and config (new!) arguments directly.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/tvaudio.c b/drivers/media/video/tvaudio.c
index 17d50e3..0869baf 100644
--- a/drivers/media/video/tvaudio.c
+++ b/drivers/media/video/tvaudio.c
@@ -1781,17 +1781,18 @@
 	return -EINVAL;
 }
 
-static int tvaudio_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *rt)
+static int tvaudio_s_routing(struct v4l2_subdev *sd,
+			     u32 input, u32 output, u32 config)
 {
 	struct CHIPSTATE *chip = to_state(sd);
 	struct CHIPDESC *desc = chip->desc;
 
 	if (!(desc->flags & CHIP_HAS_INPUTSEL))
 		return 0;
-	if (rt->input >= 4)
+	if (input >= 4)
 		return -EINVAL;
 	/* There are four inputs: tuner, radio, extern and intern. */
-	chip->input = rt->input;
+	chip->input = input;
 	if (chip->muted)
 		return 0;
 	chip_write_masked(chip, desc->inputreg,