656 static int ov5640_read_reg(struct ov5640_dev *sensor, u16 reg, u8 *val)  in ov5640_read_reg()  function
692 	ret = ov5640_read_reg(sensor, reg, &hi);  in ov5640_read_reg16()
695 	ret = ov5640_read_reg(sensor, reg + 1, &lo);  in ov5640_read_reg16()
720 	ret = ov5640_read_reg(sensor, reg, &readval);  in ov5640_mod_reg()
1157 	ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_HI, &temp);  in ov5640_get_exposure()
1161 	ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_MED, &temp);  in ov5640_get_exposure()
1165 	ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_LO, &temp);  in ov5640_get_exposure()
1266 	ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL0, &temp1);  in ov5640_get_sysclk()
1273 	ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL1, &temp1);  in ov5640_get_sysclk()
1280 	ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL2, &temp1);  in ov5640_get_sysclk()
1285 	ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL3, &temp1);  in ov5640_get_sysclk()
1291 	ret = ov5640_read_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, &temp1);  in ov5640_get_sysclk()
1313 	ret = ov5640_read_reg(sensor, OV5640_REG_AEC_CTRL00, &mode);  in ov5640_set_night_mode()
1354 	ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL01, &temp);  in ov5640_get_light_freq()
1360 		ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL00,  in ov5640_get_light_freq()
1373 		ret = ov5640_read_reg(sensor, OV5640_REG_SIGMADELTA_CTRL0C,  in ov5640_get_light_freq()
1477 	ret = ov5640_read_reg(sensor, OV5640_REG_TIMING_TC_REG21, &temp);  in ov5640_get_binning()
1518 	ret = ov5640_read_reg(sensor, OV5640_REG_DEBUG_MODE, &temp);  in ov5640_set_virtual_channel()
1595 	ret = ov5640_read_reg(sensor, OV5640_REG_AVG_READOUT, &average);  in ov5640_set_mode_exposure_calc()