[media] v4l2: add const to argument of write-only s_tuner ioctl

This ioctl is defined as IOW, so pass the argument as const.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

7 files changed, 7 insertions, 7 deletions

diff --git a/drivers/media/i2c/cx25840/cx25840-core.c b/drivers/media/i2c/cx25840/cx25840-core.c
index f4339ed8f2e..234b7c63d08 100644
--- a/drivers/media/i2c/cx25840/cx25840-core.c
+++ b/drivers/media/i2c/cx25840/cx25840-core.c
@@ -1881,7 +1881,7 @@ static int cx25840_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
 	return 0;
 }
 
-static int cx25840_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+static int cx25840_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *vt)
 {
 	struct cx25840_state *state = to_state(sd);
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
diff --git a/drivers/media/i2c/msp3400-driver.c b/drivers/media/i2c/msp3400-driver.c
index 77053ba0962..54a9dd394f4 100644
--- a/drivers/media/i2c/msp3400-driver.c
+++ b/drivers/media/i2c/msp3400-driver.c
@@ -535,7 +535,7 @@ static int msp_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
 	return 0;
 }
 
-static int msp_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+static int msp_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *vt)
 {
 	struct msp_state *state = to_state(sd);
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
diff --git a/drivers/media/i2c/saa6588.c b/drivers/media/i2c/saa6588.c
index 0caac50d7cf..b4e1ccbd87e 100644
--- a/drivers/media/i2c/saa6588.c
+++ b/drivers/media/i2c/saa6588.c
@@ -435,7 +435,7 @@ static int saa6588_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
 	return 0;
 }
 
-static int saa6588_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+static int saa6588_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *vt)
 {
 	struct saa6588 *s = to_saa6588(sd);
 
diff --git a/drivers/media/i2c/saa717x.c b/drivers/media/i2c/saa717x.c
index 1e84466515a..5608b937f8b 100644
--- a/drivers/media/i2c/saa717x.c
+++ b/drivers/media/i2c/saa717x.c
@@ -1113,7 +1113,7 @@ static int saa717x_s_stream(struct v4l2_subdev *sd, int enable)
 }
 
 /* change audio mode */
-static int saa717x_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+static int saa717x_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *vt)
 {
 	struct saa717x_state *decoder = to_state(sd);
 	int audio_mode;
diff --git a/drivers/media/i2c/tda9840.c b/drivers/media/i2c/tda9840.c
index 3d7ddd93282..01441e35d88 100644
--- a/drivers/media/i2c/tda9840.c
+++ b/drivers/media/i2c/tda9840.c
@@ -87,7 +87,7 @@ static int tda9840_status(struct v4l2_subdev *sd)
 	return byte & 0x60;
 }
 
-static int tda9840_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *t)
+static int tda9840_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *t)
 {
 	int stat = tda9840_status(sd);
 	int byte;
diff --git a/drivers/media/i2c/tvaudio.c b/drivers/media/i2c/tvaudio.c
index 4b12c518807..b72a59d3216 100644
--- a/drivers/media/i2c/tvaudio.c
+++ b/drivers/media/i2c/tvaudio.c
@@ -1761,7 +1761,7 @@ static int tvaudio_s_routing(struct v4l2_subdev *sd,
 	return 0;
 }
 
-static int tvaudio_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+static int tvaudio_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *vt)
 {
 	struct CHIPSTATE *chip = to_state(sd);
 	struct CHIPDESC *desc = chip->desc;
diff --git a/drivers/media/i2c/vp27smpx.c b/drivers/media/i2c/vp27smpx.c
index 7cfbc9d94a4..e71f139695a 100644
--- a/drivers/media/i2c/vp27smpx.c
+++ b/drivers/media/i2c/vp27smpx.c
@@ -90,7 +90,7 @@ static int vp27smpx_s_std(struct v4l2_subdev *sd, v4l2_std_id norm)
 	return 0;
 }
 
-static int vp27smpx_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+static int vp27smpx_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *vt)
 {
 	struct vp27smpx_state *state = to_state(sd);