loic/ina260-sysfs-driver
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Loic Guegan 2023-08-15 11:21:19 +02:00
parent 88e8a7b7f6
commit 413576211c
1 changed files with 27 additions and 3 deletions
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30
ina260.c
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@ -69,7 +69,7 @@ struct client_data {
static int ina260_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
u32 attr, int channel, long *val)
{
int rvalue, reg, err;
int rvalue, reg, err, rem;
struct client_data *cdata = dev_get_drvdata(dev);
switch (type) {
@ -91,7 +91,7 @@ static int ina260_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
else if (type == hwmon_power)
*val = rvalue * 10000;
else
*val = div_u64(rvalue * 25, 100) + rvalue;
*val = div_u64_rem(rvalue * 25, 100, &rem) + rvalue + div_u64(rem, 10);
return 0;
}
@ -120,7 +120,31 @@ INA260_REG_STORE(alert_limit, INA260_REG_ALERTLIMIT)
static umode_t ina260_hwmon_is_visible(const void *drvdata,
enum hwmon_sensor_types type, u32 attr, int channel)
{
return 0444;
switch (type) {
case hwmon_in:
switch (attr) {
case hwmon_in_input:
return 0444;
default:
return 0;
}
case hwmon_curr:
switch (attr) {
case hwmon_curr_input:
return 0444;
default:
return 0;
}
case hwmon_power:
switch (attr) {
case hwmon_power_input:
return 0444;
default:
return 0;
}
default:
return 0;
}
}
static const struct hwmon_channel_info *ina260_hwmon_info[] = {