git grep shows that the function is only called from ths7303.c
Fix this build warning:
CC drivers/media/i2c/ths7303.o
drivers/media/i2c/ths7303.c:86:5: warning: no previous prototype for ‘ths7303_setval’ [-Wmissing-prototypes]
int ths7303_setval(struct v4l2_subdev *sd, enum ths7303_filter_mode mode)
^
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@xxxxxxxxx>
---
drivers/media/i2c/ths7303.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/media/i2c/ths7303.c b/drivers/media/i2c/ths7303.c
index 42276d9..16da153 100644
--- a/drivers/media/i2c/ths7303.c
+++ b/drivers/media/i2c/ths7303.c
@@ -83,7 +83,8 @@ static int ths7303_write(struct v4l2_subdev *sd, u8 reg, u8 val)
}
/* following function is used to set ths7303 */
-int ths7303_setval(struct v4l2_subdev *sd, enum ths7303_filter_mode mode)
+static int ths7303_setval(struct v4l2_subdev *sd,
+ enum ths7303_filter_mode mode)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
struct ths7303_state *state = to_state(sd);
--
1.8.4.rc3
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