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iio: chemical: atlas-ph-sensor: use msleep() for long uncritical delays
usleep_range() uses hrtimers and provides no advantage over msleep() for larger delays. Cc: Nicholas Mc Guire <hofrat@osadl.org> Link: http://lkml.org/lkml/2017/1/11/377 Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Reviewed-by: Nicholas Mc Guire <hofrat@osadl.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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@ -61,9 +61,9 @@
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#define ATLAS_REG_ORP_CALIB_STATUS 0x0d
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#define ATLAS_REG_ORP_DATA 0x0e
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#define ATLAS_PH_INT_TIME_IN_US 450000
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#define ATLAS_EC_INT_TIME_IN_US 650000
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#define ATLAS_ORP_INT_TIME_IN_US 450000
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#define ATLAS_PH_INT_TIME_IN_MS 450
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#define ATLAS_EC_INT_TIME_IN_MS 650
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#define ATLAS_ORP_INT_TIME_IN_MS 450
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enum {
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ATLAS_PH_SM,
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@ -270,21 +270,21 @@ static struct atlas_device atlas_devices[] = {
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.num_channels = 3,
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.data_reg = ATLAS_REG_PH_DATA,
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.calibration = &atlas_check_ph_calibration,
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.delay = ATLAS_PH_INT_TIME_IN_US,
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.delay = ATLAS_PH_INT_TIME_IN_MS,
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},
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[ATLAS_EC_SM] = {
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.channels = atlas_ec_channels,
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.num_channels = 5,
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.data_reg = ATLAS_REG_EC_DATA,
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.calibration = &atlas_check_ec_calibration,
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.delay = ATLAS_EC_INT_TIME_IN_US,
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.delay = ATLAS_EC_INT_TIME_IN_MS,
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},
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[ATLAS_ORP_SM] = {
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.channels = atlas_orp_channels,
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.num_channels = 2,
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.data_reg = ATLAS_REG_ORP_DATA,
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.calibration = &atlas_check_orp_calibration,
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.delay = ATLAS_ORP_INT_TIME_IN_US,
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.delay = ATLAS_ORP_INT_TIME_IN_MS,
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},
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};
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@ -393,7 +393,7 @@ static int atlas_read_measurement(struct atlas_data *data, int reg, __be32 *val)
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}
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if (suspended)
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usleep_range(data->chip->delay, data->chip->delay + 100000);
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msleep(data->chip->delay);
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ret = regmap_bulk_read(data->regmap, reg, (u8 *) val, sizeof(*val));
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