hwmon: (sht3x) set initial jiffies to last_update

Handling the wraparound requires the data->last_update to be set to an
initial jiffies value. Otherwise on 32-bit systems you will not be able
to request a reading till the 5 minute jiffies rollover happens.

Cc: Guenter Roeck <[email protected]>
Cc: David Frey <[email protected]>
Signed-off-by: Matt Ranostay <[email protected]>
Reviewed-by: Jean Delvare <[email protected]>
Fixes: 7c84f7f80d ("hwmon: add support for Sensirion SHT3x sensors")
Signed-off-by: Guenter Roeck <[email protected]>
This commit is contained in:
Matt Ranostay 2016-07-24 17:05:32 -07:00 • committed by Guenter Roeck
commit 991f9fa903

View file

@ -720,7 +720,7 @@ static int sht3x_probe(struct i2c_client *client,
data->setup.blocking_io = false;
data->setup.high_precision = true;
data->mode = 0;
data->last_update = 0;
data->last_update = jiffies - msecs_to_jiffies(3000);
data->client = client;
crc8_populate_msb(sht3x_crc8_table, SHT3X_CRC8_POLYNOMIAL);