loic/ina260-sysfs-driver
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Loic Guegan 2023-08-14 12:13:56 +02:00
parent c3df82853b
commit bbdef98fc2
1 changed files with 14 additions and 15 deletions
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29
ina260.c
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@ -17,10 +17,9 @@
#define INA260_REG_ALERTLIMIT 0x07
#define INA260_REG_MANUFACTURER 0xFE
#define INA260_REG_DIE 0xFF
#undef current
static struct regmap_config ina260_regmap_config = {
.max_register = 0xFF,
.max_register = INA260_REG_DIE,
.reg_bits = 8,
.val_bits = 16,
};
@ -58,19 +57,14 @@ static ssize_t _attr##_store(struct device *dev, struct device_attribute *attr,
} \
})
// Data attached to i2c clients
/**
* @brief Embedded user data
*/
struct client_data {
struct i2c_client *client;
struct regmap *regmap;
};
static const struct i2c_device_id ina260_ids[] = {
{ "ina260", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c,ina260_ids);
static int ina260_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
u32 attr, int channel, long *val)
{
@ -107,7 +101,7 @@ static int ina260_hwmon_write(struct device *dev, enum hwmon_sensor_types type,
}
INA260_REG_SHOW(configuration,INA260_REG_CONFIGURATION)
INA260_REG_SHOW(current,INA260_REG_CURRENT)
INA260_REG_SHOW(curr,INA260_REG_CURRENT)
INA260_REG_SHOW(bus_voltage,INA260_REG_VOLTAGE)
INA260_REG_SHOW(power,INA260_REG_POWER)
INA260_REG_SHOW(mask_enable,INA260_REG_MASKENABLE)
@ -116,13 +110,12 @@ INA260_REG_SHOW(manufacturer_id,INA260_REG_MANUFACTURER)
INA260_REG_SHOW(die_id,INA260_REG_DIE)
INA260_REG_STORE(configuration,INA260_REG_CONFIGURATION)
INA260_REG_STORE(current,INA260_REG_CURRENT)
INA260_REG_STORE(curr,INA260_REG_CURRENT)
INA260_REG_STORE(bus_voltage,INA260_REG_VOLTAGE)
INA260_REG_STORE(power,INA260_REG_POWER)
INA260_REG_STORE(mask_enable,INA260_REG_MASKENABLE)
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){
@ -146,7 +139,7 @@ static const struct hwmon_chip_info ina260_chip_info = {
};
// ----- Registers -----
static DEVICE_ATTR_RW(configuration);
static DEVICE_ATTR_RW(current);
static DEVICE_ATTR_RW(curr);
static DEVICE_ATTR_RW(bus_voltage);
static DEVICE_ATTR_RW(power);
static DEVICE_ATTR_RW(mask_enable);
@ -155,7 +148,7 @@ static DEVICE_ATTR_RO(manufacturer_id);
static DEVICE_ATTR_RO(die_id);
static struct attribute *registers_attrs[] = {
&dev_attr_configuration.attr,
&dev_attr_current.attr,
&dev_attr_curr.attr,
&dev_attr_bus_voltage.attr,
&dev_attr_power.attr,
&dev_attr_mask_enable.attr,
@ -199,6 +192,12 @@ static int ina260_remove(struct i2c_client *client){
return 0;
}
static const struct i2c_device_id ina260_ids[] = {
{ "ina260", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c,ina260_ids);
static struct i2c_driver ina260_driver = {
.class = I2C_CLASS_HWMON,
.driver = {