Commit 5ff02752 authored Oct 14, 2019 by Kyle Roeschley Committed by Guenter Roeck Nov 06, 2019

hwmon: (tmp421) Allow reading at 2Hz instead of 0.5Hz



Our driver configures the device to read at 2Hz, but then only allows the
user to read cached temp values at up to 0.5Hz. Let's allow users to read
as quickly as we do.

Signed-off-by: Kyle Roeschley <kyle.roeschley@ni.com>
Link: https://lore.kernel.org/r/20191014140310.7438-1-kyle.roeschley@ni.com


Signed-off-by: Guenter Roeck <linux@roeck-us.net>

parent 58a24b52

drivers/hwmon/tmp421.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -127,7 +127,8 @@ static struct tmp421_data tmp421_update_device(struct device dev)

		mutex_lock(&data->update_lock);

		if (time_after(jiffies, data->last_updated + 2 * HZ) \|\| !data->valid) {
		if (time_after(jiffies, data->last_updated + (HZ / 2)) \|\|
		!data->valid) {
		data->config = i2c_smbus_read_byte_data(client,
		TMP421_CONFIG_REG_1);

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