V4L/DVB (10026): m5602: remove the s5k4aa implementation of the read_sensor

Signed-off-by: Erik Andrén <erik.andren@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/gspca/m5602/m5602_s5k4aa.c

@@ -119,46 +119,6 @@ sensor_found:
 	return 0;
 }
 
-int s5k4aa_read_sensor(struct sd *sd, const u8 address,
-		       u8 *i2c_data, const u8 len)
-{
-	int err, i;
-
-	do {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
-	} while ((*i2c_data & I2C_BUSY) && !err);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_DEV_ADDR,
-				 sd->sensor->i2c_slave_id);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_REG_ADDR, address);
-	if (err < 0)
-		goto out;
-
-	err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x18 + len);
-	if (err < 0)
-		goto out;
-
-	do {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
-	} while ((*i2c_data & I2C_BUSY) && !err);
-	if (err < 0)
-		goto out;
-
-	for (i = 0; (i < len) && !err; i++) {
-		err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
-
-		PDEBUG(D_CONF, "Reading sensor register "
-				  "0x%x containing 0x%x ", address, *i2c_data);
-	}
-out:
-	return err;
-}
-
 int s5k4aa_init(struct sd *sd)
 {
 	int i, err = 0;

drivers/media/video/gspca/m5602/m5602_s5k4aa.h

@@ -67,9 +67,6 @@ int s5k4aa_probe(struct sd *sd);
 int s5k4aa_init(struct sd *sd);
 int s5k4aa_power_down(struct sd *sd);
 
-int s5k4aa_read_sensor(struct sd *sd, const u8 address,
-		       u8 *i2c_data, const u8 len);
-
 int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
 int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
 int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);