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-rw-r--r--drivers/hwmon/ina2xx.c30
-rw-r--r--drivers/hwmon/twl4030-madc-hwmon.c9
2 files changed, 14 insertions, 25 deletions
diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c
index 7f3f4a385729..602148299f68 100644
--- a/drivers/hwmon/ina2xx.c
+++ b/drivers/hwmon/ina2xx.c
@@ -69,22 +69,6 @@ struct ina2xx_data {
69 u16 regs[INA2XX_MAX_REGISTERS]; 69 u16 regs[INA2XX_MAX_REGISTERS];
70}; 70};
71 71
72int ina2xx_read_word(struct i2c_client *client, int reg)
73{
74 int val = i2c_smbus_read_word_data(client, reg);
75 if (unlikely(val < 0)) {
76 dev_dbg(&client->dev,
77 "Failed to read register: %d\n", reg);
78 return val;
79 }
80 return be16_to_cpu(val);
81}
82
83void ina2xx_write_word(struct i2c_client *client, int reg, int data)
84{
85 i2c_smbus_write_word_data(client, reg, cpu_to_be16(data));
86}
87
88static struct ina2xx_data *ina2xx_update_device(struct device *dev) 72static struct ina2xx_data *ina2xx_update_device(struct device *dev)
89{ 73{
90 struct i2c_client *client = to_i2c_client(dev); 74 struct i2c_client *client = to_i2c_client(dev);
@@ -102,7 +86,7 @@ static struct ina2xx_data *ina2xx_update_device(struct device *dev)
102 86
103 /* Read all registers */ 87 /* Read all registers */
104 for (i = 0; i < data->registers; i++) { 88 for (i = 0; i < data->registers; i++) {
105 int rv = ina2xx_read_word(client, i); 89 int rv = i2c_smbus_read_word_swapped(client, i);
106 if (rv < 0) { 90 if (rv < 0) {
107 ret = ERR_PTR(rv); 91 ret = ERR_PTR(rv);
108 goto abort; 92 goto abort;
@@ -279,22 +263,26 @@ static int ina2xx_probe(struct i2c_client *client,
279 switch (data->kind) { 263 switch (data->kind) {
280 case ina219: 264 case ina219:
281 /* device configuration */ 265 /* device configuration */
282 ina2xx_write_word(client, INA2XX_CONFIG, INA219_CONFIG_DEFAULT); 266 i2c_smbus_write_word_swapped(client, INA2XX_CONFIG,
267 INA219_CONFIG_DEFAULT);
283 268
284 /* set current LSB to 1mA, shunt is in uOhms */ 269 /* set current LSB to 1mA, shunt is in uOhms */
285 /* (equation 13 in datasheet) */ 270 /* (equation 13 in datasheet) */
286 ina2xx_write_word(client, INA2XX_CALIBRATION, 40960000 / shunt); 271 i2c_smbus_write_word_swapped(client, INA2XX_CALIBRATION,
272 40960000 / shunt);
287 dev_info(&client->dev, 273 dev_info(&client->dev,
288 "power monitor INA219 (Rshunt = %li uOhm)\n", shunt); 274 "power monitor INA219 (Rshunt = %li uOhm)\n", shunt);
289 data->registers = INA219_REGISTERS; 275 data->registers = INA219_REGISTERS;
290 break; 276 break;
291 case ina226: 277 case ina226:
292 /* device configuration */ 278 /* device configuration */
293 ina2xx_write_word(client, INA2XX_CONFIG, INA226_CONFIG_DEFAULT); 279 i2c_smbus_write_word_swapped(client, INA2XX_CONFIG,
280 INA226_CONFIG_DEFAULT);
294 281
295 /* set current LSB to 1mA, shunt is in uOhms */ 282 /* set current LSB to 1mA, shunt is in uOhms */
296 /* (equation 1 in datasheet)*/ 283 /* (equation 1 in datasheet)*/
297 ina2xx_write_word(client, INA2XX_CALIBRATION, 5120000 / shunt); 284 i2c_smbus_write_word_swapped(client, INA2XX_CALIBRATION,
285 5120000 / shunt);
298 dev_info(&client->dev, 286 dev_info(&client->dev,
299 "power monitor INA226 (Rshunt = %li uOhm)\n", shunt); 287 "power monitor INA226 (Rshunt = %li uOhm)\n", shunt);
300 data->registers = INA226_REGISTERS; 288 data->registers = INA226_REGISTERS;
diff --git a/drivers/hwmon/twl4030-madc-hwmon.c b/drivers/hwmon/twl4030-madc-hwmon.c
index 0018c7dd0097..1a174f0a3cde 100644
--- a/drivers/hwmon/twl4030-madc-hwmon.c
+++ b/drivers/hwmon/twl4030-madc-hwmon.c
@@ -44,12 +44,13 @@ static ssize_t madc_read(struct device *dev,
44 struct device_attribute *devattr, char *buf) 44 struct device_attribute *devattr, char *buf)
45{ 45{
46 struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); 46 struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
47 struct twl4030_madc_request req; 47 struct twl4030_madc_request req = {
48 .channels = 1 << attr->index,
49 .method = TWL4030_MADC_SW2,
50 .type = TWL4030_MADC_WAIT,
51 };
48 long val; 52 long val;
49 53
50 req.channels = (1 << attr->index);
51 req.method = TWL4030_MADC_SW2;
52 req.func_cb = NULL;
53 val = twl4030_madc_conversion(&req); 54 val = twl4030_madc_conversion(&req);
54 if (val < 0) 55 if (val < 0)
55 return val; 56 return val;