diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iio/temperature/ltc2983.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/iio/temperature/ltc2983.c b/drivers/iio/temperature/ltc2983.c index 2bc5cd46a72f..4bae90f03002 100644 --- a/drivers/iio/temperature/ltc2983.c +++ b/drivers/iio/temperature/ltc2983.c @@ -56,10 +56,10 @@ #define LTC2983_EEPROM_WRITE_TIME_MS 2600 #define LTC2983_EEPROM_READ_TIME_MS 20 -#define LTC2983_CHAN_START_ADDR(chan) \ - (((chan - 1) * 4) + LTC2983_CHAN_ASSIGN_START_REG) -#define LTC2983_CHAN_RES_ADDR(chan) \ - (((chan - 1) * 4) + LTC2983_TEMP_RES_START_REG) +#define LTC2983_CHAN_ASSIGN_ADDR(chan) \ + ((((chan) - 1) * 4) + LTC2983_CHAN_ASSIGN_START_REG) +#define LTC2983_RESULT_ADDR(chan) \ + ((((chan) - 1) * 4) + LTC2983_TEMP_RES_START_REG) #define LTC2983_THERMOCOUPLE_DIFF_MASK BIT(3) #define LTC2983_THERMOCOUPLE_SGL(x) \ FIELD_PREP(LTC2983_THERMOCOUPLE_DIFF_MASK, x) @@ -351,7 +351,7 @@ static int __ltc2983_chan_assign_common(struct ltc2983_data *st, const struct ltc2983_sensor *sensor, u32 chan_val) { - u32 reg = LTC2983_CHAN_START_ADDR(sensor->chan); + u32 reg = LTC2983_CHAN_ASSIGN_ADDR(sensor->chan); chan_val |= LTC2983_CHAN_TYPE(sensor->type); dev_dbg(&st->spi->dev, "Assign reg:0x%04X, val:0x%08X\n", reg, @@ -1196,7 +1196,7 @@ static int ltc2983_chan_read(struct ltc2983_data *st, } /* read the converted data */ - ret = regmap_bulk_read(st->regmap, LTC2983_CHAN_RES_ADDR(sensor->chan), + ret = regmap_bulk_read(st->regmap, LTC2983_RESULT_ADDR(sensor->chan), &st->temp, sizeof(st->temp)); if (ret) return ret; |