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authorMatt Ranostay <mranostay@gmail.com>2016-07-24 17:05:32 -0700
committerGuenter Roeck <linux@roeck-us.net>2016-07-31 14:56:36 -0700
commit991f9fa90360b64e8b79688d8ab0f034983a959d (patch)
tree6b38aa01c5caa0f6c55eca9f06a2679bab2e46c1 /drivers
parente65805251f2db69c9f67ed8062ab82526be5a374 (diff)
downloadlinux-991f9fa90360b64e8b79688d8ab0f034983a959d.tar.bz2
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 <linux@roeck-us.net> Cc: David Frey <david.frey@sensirion.com> Signed-off-by: Matt Ranostay <mranostay@gmail.com> Reviewed-by: Jean Delvare <jdelvare@suse.de> Fixes: 7c84f7f80d6fc ("hwmon: add support for Sensirion SHT3x sensors") Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/hwmon/sht3x.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hwmon/sht3x.c b/drivers/hwmon/sht3x.c
index b73a48832732..6ea99cd6ae79 100644
--- a/drivers/hwmon/sht3x.c
+++ b/drivers/hwmon/sht3x.c
@@ -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);