/* select register to write */
ret = i2c_smbus_write_byte(client, (TSL258X_CMD_REG | reg));
if (ret < 0) {
- dev_err(&client->dev, "taos_i2c_read failed to write"
- " register %x\n", reg);
+ dev_err(&client->dev,
+ "taos_i2c_read failed to write register %x\n",
+ reg);
return ret;
}
/* read the data */
if (chip->taos_chip_status != TSL258X_CHIP_WORKING) {
/* device is not enabled */
dev_err(&chip->client->dev, "taos_get_lux device is not enabled\n");
- ret = -EBUSY ;
+ ret = -EBUSY;
goto out_unlock;
}
int reg = TSL258X_CMD_REG | (TSL258X_ALS_CHAN0LO + i);
ret = taos_i2c_read(chip->client, reg, &buf[i], 1);
if (ret < 0) {
- dev_err(&chip->client->dev, "taos_get_lux failed to read"
- " register %x\n", reg);
+ dev_err(&chip->client->dev,
+ "taos_get_lux failed to read register %x\n",
+ reg);
goto out_unlock;
}
}
}
}
- msleep(3);
+ usleep_range(3000, 3500);
/* NOW enable the ADC
* initialize the desired mode of operation */
utmp = TSL258X_CNTL_PWR_ON | TSL258X_CNTL_ADC_ENBL;
if (!i2c_check_functionality(clientp->adapter,
I2C_FUNC_SMBUS_BYTE_DATA)) {
- dev_err(&clientp->dev,
- "taos_probe() - i2c smbus byte data "
- "functions unsupported\n");
+ dev_err(&clientp->dev, "taos_probe() - i2c smbus byte data func unsupported\n");
return -EOPNOTSUPP;
}
ret = i2c_smbus_write_byte(clientp,
(TSL258X_CMD_REG | (TSL258X_CNTRL + i)));
if (ret < 0) {
- dev_err(&clientp->dev, "i2c_smbus_write_bytes() to cmd "
- "reg failed in taos_probe(), err = %d\n", ret);
+ dev_err(&clientp->dev,
+ "i2c_smbus_write_byte to cmd reg failed in taos_probe(), err = %d\n",
+ ret);
return ret;
}
ret = i2c_smbus_read_byte(clientp);
if (ret < 0) {
- dev_err(&clientp->dev, "i2c_smbus_read_byte from "
- "reg failed in taos_probe(), err = %d\n", ret);
-
+ dev_err(&clientp->dev,
+ "i2c_smbus_read_byte from reg failed in taos_probe(), err = %d\n",
+ ret);
return ret;
}
buf[i] = ret;
}
if (!taos_tsl258x_device(buf)) {
- dev_info(&clientp->dev, "i2c device found but does not match "
- "expected id in taos_probe()\n");
+ dev_info(&clientp->dev,
+ "i2c device found but does not match expected id in taos_probe()\n");
return -EINVAL;
}
ret = i2c_smbus_write_byte(clientp, (TSL258X_CMD_REG | TSL258X_CNTRL));
if (ret < 0) {
- dev_err(&clientp->dev, "i2c_smbus_write_byte() to cmd reg "
- "failed in taos_probe(), err = %d\n", ret);
+ dev_err(&clientp->dev,
+ "i2c_smbus_write_byte() to cmd reg failed in taos_probe(), err = %d\n",
+ ret);
return ret;
}