V4L/DVB (7480): make sn9c102_i2c_try_write() static

This patch makes the needlessly global sn9c102_i2c_try_write() static.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
CC: Luca Risolia <luca.risolia@studio.unibo.it>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/sn9c102/sn9c102_core.c

@@ -464,9 +464,9 @@ sn9c102_i2c_try_read(struct sn9c102_device* cam,
 }
 
 
-int
-sn9c102_i2c_try_write(struct sn9c102_device* cam,
-		      const struct sn9c102_sensor* sensor, u8 address, u8 value)
+static int sn9c102_i2c_try_write(struct sn9c102_device* cam,
+				 const struct sn9c102_sensor* sensor,
+				 u8 address, u8 value)
 {
 	return sn9c102_i2c_try_raw_write(cam, sensor, 3,
 					 sensor->i2c_slave_id, address,

drivers/media/video/sn9c102/sn9c102_sensor.h

@@ -85,9 +85,6 @@ sn9c102_attach_sensor(struct sn9c102_device* cam,
 */
 
 /* The "try" I2C I/O versions are used when probing the sensor */
-extern int sn9c102_i2c_try_write(struct sn9c102_device*,
-				 const struct sn9c102_sensor*, u8 address,
-				 u8 value);
 extern int sn9c102_i2c_try_read(struct sn9c102_device*,
 				const struct sn9c102_sensor*, u8 address);