diff options
Diffstat (limited to 'drivers/iio/temperature')
| -rw-r--r-- | drivers/iio/temperature/mlx90632.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/iio/temperature/mlx90632.c b/drivers/iio/temperature/mlx90632.c index ce75f5a3486b..d782634c107f 100644 --- a/drivers/iio/temperature/mlx90632.c +++ b/drivers/iio/temperature/mlx90632.c @@ -180,25 +180,19 @@ static s32 mlx90632_pwr_continuous(struct regmap *regmap) */ static int mlx90632_perform_measurement(struct mlx90632_data *data) { - int ret, tries = 100; unsigned int reg_status; + int ret; ret = regmap_update_bits(data->regmap, MLX90632_REG_STATUS, MLX90632_STAT_DATA_RDY, 0); if (ret < 0) return ret; - while (tries-- > 0) { - ret = regmap_read(data->regmap, MLX90632_REG_STATUS, - ®_status); - if (ret < 0) - return ret; - if (reg_status & MLX90632_STAT_DATA_RDY) - break; - usleep_range(10000, 11000); - } + ret = regmap_read_poll_timeout(data->regmap, MLX90632_REG_STATUS, reg_status, + !(reg_status & MLX90632_STAT_DATA_RDY), 10000, + 100 * 10000); - if (tries < 0) { + if (ret < 0) { dev_err(&data->client->dev, "data not ready"); return -ETIMEDOUT; } |