hwmon: (lm95241) Rewrite to avoid using macros
authorDavide Rizzo <elpa.rizzo@gmail.com>
Thu, 18 Nov 2010 15:23:00 +0000 (07:23 -0800)
committerGuenter Roeck <guenter.roeck@ericsson.com>
Sat, 8 Jan 2011 18:55:47 +0000 (10:55 -0800)
Signed-off-by: Davide Rizzo <elpa.rizzo@gmail.com>
[guenter.roeck@ericsson.com: Formatting changes]
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
drivers/hwmon/lm95241.c

index 4546d82f024a4c2acacf3c6d93e0ad2a4a4bf3e6..1a6dfb6df1e7ff121ce4903ab80f1b2e57ba2ef1 100644 (file)
@@ -1,13 +1,9 @@
 /*
- * lm95241.c - Part of lm_sensors, Linux kernel modules for hardware
- *             monitoring
- * Copyright (C) 2008 Davide Rizzo <elpa-rizzo@gmail.com>
+ * Copyright (C) 2008, 2010 Davide Rizzo <elpa.rizzo@gmail.com>
  *
- * Based on the max1619 driver. The LM95241 is a sensor chip made by National
- *   Semiconductors.
- * It reports up to three temperatures (its own plus up to
- * two external ones). Complete datasheet can be
- * obtained from National's website at:
+ * The LM95241 is a sensor chip made by National Semiconductors.
+ * It reports up to three temperatures (its own plus up to two external ones).
+ * Complete datasheet can be obtained from National's website at:
  *   http://www.national.com/ds.cgi/LM/LM95241.pdf
  *
  * This program is free software; you can redistribute it and/or modify
 #include <linux/mutex.h>
 #include <linux/sysfs.h>
 
+#define DEVNAME "lm95241"
+
 static const unsigned short normal_i2c[] = {
-       0x19, 0x2a, 0x2b, I2C_CLIENT_END};
+       0x19, 0x2a, 0x2b, I2C_CLIENT_END };
 
 /* LM95241 registers */
 #define LM95241_REG_R_MAN_ID           0xFE
@@ -46,7 +44,7 @@ static const unsigned short normal_i2c[] = {
 #define LM95241_REG_RW_CONFIG          0x03
 #define LM95241_REG_RW_REM_FILTER      0x06
 #define LM95241_REG_RW_TRUTHERM                0x07
-#define LM95241_REG_W_ONE_SHOT         0x0F
+#define LM95241_REG_W_ONE_SHOT         0x0F
 #define LM95241_REG_R_LOCAL_TEMPH      0x10
 #define LM95241_REG_R_REMOTE1_TEMPH    0x11
 #define LM95241_REG_R_REMOTE2_TEMPH    0x12
@@ -79,235 +77,246 @@ static const unsigned short normal_i2c[] = {
 #define MANUFACTURER_ID 0x01
 #define DEFAULT_REVISION 0xA4
 
-/* Conversions and various macros */
-#define TEMP_FROM_REG(val_h, val_l) (((val_h) & 0x80 ? (val_h) - 0x100 : \
-    (val_h)) * 1000 + (val_l) * 1000 / 256)
-
-/* Functions declaration */
-static void lm95241_init_client(struct i2c_client *client);
-static struct lm95241_data *lm95241_update_device(struct device *dev);
+static const u8 lm95241_reg_address[] = {
+       LM95241_REG_R_LOCAL_TEMPH,
+       LM95241_REG_R_LOCAL_TEMPL,
+       LM95241_REG_R_REMOTE1_TEMPH,
+       LM95241_REG_R_REMOTE1_TEMPL,
+       LM95241_REG_R_REMOTE2_TEMPH,
+       LM95241_REG_R_REMOTE2_TEMPL
+};
 
 /* Client data (each client gets its own) */
 struct lm95241_data {
        struct device *hwmon_dev;
        struct mutex update_lock;
-       unsigned long last_updated, interval; /* in jiffies */
-       char valid; /* zero until following fields are valid */
+       unsigned long last_updated, interval;   /* in jiffies */
+       char valid;             /* zero until following fields are valid */
        /* registers values */
-       u8 local_h, local_l; /* local */
-       u8 remote1_h, remote1_l; /* remote1 */
-       u8 remote2_h, remote2_l; /* remote2 */
+       u8 temp[ARRAY_SIZE(lm95241_reg_address)];
        u8 config, model, trutherm;
 };
 
+/* Conversions */
+static int TempFromReg(u8 val_h, u8 val_l)
+{
+       if (val_h & 0x80)
+               return val_h - 0x100;
+       return val_h * 1000 + val_l * 1000 / 256;
+}
+
+static struct lm95241_data *lm95241_update_device(struct device *dev)
+{
+       struct i2c_client *client = to_i2c_client(dev);
+       struct lm95241_data *data = i2c_get_clientdata(client);
+
+       mutex_lock(&data->update_lock);
+
+       if (time_after(jiffies, data->last_updated + data->interval) ||
+           !data->valid) {
+               int i;
+
+               dev_dbg(&client->dev, "Updating lm95241 data.\n");
+               for (i = 0; i < ARRAY_SIZE(lm95241_reg_address); i++)
+                       data->temp[i]
+                         = i2c_smbus_read_byte_data(client,
+                                                    lm95241_reg_address[i]);
+               data->last_updated = jiffies;
+               data->valid = 1;
+       }
+
+       mutex_unlock(&data->update_lock);
+
+       return data;
+}
+
 /* Sysfs stuff */
-#define show_temp(value) \
-static ssize_t show_##value(struct device *dev, \
-    struct device_attribute *attr, char *buf) \
-{ \
-       struct lm95241_data *data = lm95241_update_device(dev); \
-       snprintf(buf, PAGE_SIZE - 1, "%d\n", \
-               TEMP_FROM_REG(data->value##_h, data->value##_l)); \
-       return strlen(buf); \
+static ssize_t show_input(struct device *dev, struct device_attribute *attr,
+                         char *buf)
+{
+       struct lm95241_data *data = lm95241_update_device(dev);
+
+       return snprintf(buf, PAGE_SIZE - 1, "%d\n",
+               TempFromReg(data->temp[to_sensor_dev_attr(attr)->index],
+                           data->temp[to_sensor_dev_attr(attr)->index + 1]));
 }
-show_temp(local);
-show_temp(remote1);
-show_temp(remote2);
 
-static ssize_t show_interval(struct device *dev, struct device_attribute *attr,
+static ssize_t show_type(struct device *dev, struct device_attribute *attr,
                         char *buf)
 {
-       struct lm95241_data *data = lm95241_update_device(dev);
+       struct i2c_client *client = to_i2c_client(dev);
+       struct lm95241_data *data = i2c_get_clientdata(client);
 
-       snprintf(buf, PAGE_SIZE - 1, "%lu\n", 1000 * data->interval / HZ);
-       return strlen(buf);
+       return snprintf(buf, PAGE_SIZE - 1,
+               data->model & to_sensor_dev_attr(attr)->index ? "1\n" : "2\n");
 }
 
-static ssize_t set_interval(struct device *dev, struct device_attribute *attr,
+static ssize_t set_type(struct device *dev, struct device_attribute *attr,
                        const char *buf, size_t count)
 {
        struct i2c_client *client = to_i2c_client(dev);
        struct lm95241_data *data = i2c_get_clientdata(client);
        unsigned long val;
+       int shift;
+       u8 mask = to_sensor_dev_attr(attr)->index;
 
        if (strict_strtoul(buf, 10, &val) < 0)
                return -EINVAL;
+       if (val != 1 && val != 2)
+               return -EINVAL;
 
-       data->interval = val * HZ / 1000;
+       shift = mask == R1MS_MASK ? TT1_SHIFT : TT2_SHIFT;
+
+       mutex_lock(&data->update_lock);
+
+       data->trutherm &= ~(TT_MASK << shift);
+       if (val == 1) {
+               data->model |= mask;
+               data->trutherm |= (TT_ON << shift);
+       } else {
+               data->model &= ~mask;
+               data->trutherm |= (TT_OFF << shift);
+       }
+       data->valid = 0;
+
+       i2c_smbus_write_byte_data(client, LM95241_REG_RW_REMOTE_MODEL,
+                                 data->model);
+       i2c_smbus_write_byte_data(client, LM95241_REG_RW_TRUTHERM,
+                                 data->trutherm);
+
+       mutex_unlock(&data->update_lock);
 
        return count;
 }
 
-#define show_type(flag) \
-static ssize_t show_type##flag(struct device *dev, \
-                                  struct device_attribute *attr, char *buf) \
-{ \
-       struct i2c_client *client = to_i2c_client(dev); \
-       struct lm95241_data *data = i2c_get_clientdata(client); \
-\
-       snprintf(buf, PAGE_SIZE - 1, \
-               data->model & R##flag##MS_MASK ? "1\n" : "2\n"); \
-       return strlen(buf); \
+static ssize_t show_min(struct device *dev, struct device_attribute *attr,
+                       char *buf)
+{
+       struct i2c_client *client = to_i2c_client(dev);
+       struct lm95241_data *data = i2c_get_clientdata(client);
+
+       return snprintf(buf, PAGE_SIZE - 1,
+                       data->config & to_sensor_dev_attr(attr)->index ?
+                       "-127000\n" : "0\n");
 }
-show_type(1);
-show_type(2);
-
-#define show_min(flag) \
-static ssize_t show_min##flag(struct device *dev, \
-    struct device_attribute *attr, char *buf) \
-{ \
-       struct i2c_client *client = to_i2c_client(dev); \
-       struct lm95241_data *data = i2c_get_clientdata(client); \
-\
-       snprintf(buf, PAGE_SIZE - 1, \
-               data->config & R##flag##DF_MASK ?       \
-               "-127000\n" : "0\n"); \
-       return strlen(buf); \
+
+static ssize_t set_min(struct device *dev, struct device_attribute *attr,
+                      const char *buf, size_t count)
+{
+       struct i2c_client *client = to_i2c_client(dev);
+       struct lm95241_data *data = i2c_get_clientdata(client);
+       long val;
+
+       if (strict_strtol(buf, 10, &val) < 0)
+               return -EINVAL;
+       if (val < -128000)
+               return -EINVAL;
+
+       mutex_lock(&data->update_lock);
+
+       if (val < 0)
+               data->config |= to_sensor_dev_attr(attr)->index;
+       else
+               data->config &= ~to_sensor_dev_attr(attr)->index;
+       data->valid = 0;
+
+       i2c_smbus_write_byte_data(client, LM95241_REG_RW_CONFIG, data->config);
+
+       mutex_unlock(&data->update_lock);
+
+       return count;
 }
-show_min(1);
-show_min(2);
-
-#define show_max(flag) \
-static ssize_t show_max##flag(struct device *dev, \
-    struct device_attribute *attr, char *buf) \
-{ \
-       struct i2c_client *client = to_i2c_client(dev); \
-       struct lm95241_data *data = i2c_get_clientdata(client); \
-\
-       snprintf(buf, PAGE_SIZE - 1, \
-               data->config & R##flag##DF_MASK ? \
-               "127000\n" : "255000\n"); \
-       return strlen(buf); \
+
+static ssize_t show_max(struct device *dev, struct device_attribute *attr,
+                       char *buf)
+{
+       struct i2c_client *client = to_i2c_client(dev);
+       struct lm95241_data *data = i2c_get_clientdata(client);
+
+       return snprintf(buf, PAGE_SIZE - 1,
+                       data->config & to_sensor_dev_attr(attr)->index ?
+                       "127000\n" : "255000\n");
 }
-show_max(1);
-show_max(2);
-
-#define set_type(flag) \
-static ssize_t set_type##flag(struct device *dev, \
-                                 struct device_attribute *attr, \
-                                 const char *buf, size_t count) \
-{ \
-       struct i2c_client *client = to_i2c_client(dev); \
-       struct lm95241_data *data = i2c_get_clientdata(client); \
-\
-       long val; \
-\
-       if (strict_strtol(buf, 10, &val) < 0) \
-               return -EINVAL; \
-\
-       if ((val == 1) || (val == 2)) { \
-\
-               mutex_lock(&data->update_lock); \
-\
-               data->trutherm &= ~(TT_MASK << TT##flag##_SHIFT); \
-               if (val == 1) { \
-                       data->model |= R##flag##MS_MASK; \
-                       data->trutherm |= (TT_ON << TT##flag##_SHIFT); \
-               } \
-               else { \
-                       data->model &= ~R##flag##MS_MASK; \
-                       data->trutherm |= (TT_OFF << TT##flag##_SHIFT); \
-               } \
-\
-               data->valid = 0; \
-\
-               i2c_smbus_write_byte_data(client, LM95241_REG_RW_REMOTE_MODEL, \
-                                         data->model); \
-               i2c_smbus_write_byte_data(client, LM95241_REG_RW_TRUTHERM, \
-                                         data->trutherm); \
-\
-               mutex_unlock(&data->update_lock); \
-\
-       } \
-       return count; \
+
+static ssize_t set_max(struct device *dev, struct device_attribute *attr,
+                      const char *buf, size_t count)
+{
+       struct i2c_client *client = to_i2c_client(dev);
+       struct lm95241_data *data = i2c_get_clientdata(client);
+       long val;
+
+       if (strict_strtol(buf, 10, &val) < 0)
+               return -EINVAL;
+       if (val >= 256000)
+               return -EINVAL;
+
+       mutex_lock(&data->update_lock);
+
+       if (val <= 127000)
+               data->config |= to_sensor_dev_attr(attr)->index;
+       else
+               data->config &= ~to_sensor_dev_attr(attr)->index;
+       data->valid = 0;
+
+       i2c_smbus_write_byte_data(client, LM95241_REG_RW_CONFIG, data->config);
+
+       mutex_unlock(&data->update_lock);
+
+       return count;
 }
-set_type(1);
-set_type(2);
-
-#define set_min(flag) \
-static ssize_t set_min##flag(struct device *dev, \
-       struct device_attribute *devattr, const char *buf, size_t count) \
-{ \
-       struct i2c_client *client = to_i2c_client(dev); \
-       struct lm95241_data *data = i2c_get_clientdata(client); \
-\
-       long val; \
-\
-       if (strict_strtol(buf, 10, &val) < 0) \
-               return -EINVAL;\
-\
-       mutex_lock(&data->update_lock); \
-\
-       if (val < 0) \
-               data->config |= R##flag##DF_MASK; \
-       else \
-               data->config &= ~R##flag##DF_MASK; \
-\
-       data->valid = 0; \
-\
-       i2c_smbus_write_byte_data(client, LM95241_REG_RW_CONFIG, \
-               data->config); \
-\
-       mutex_unlock(&data->update_lock); \
-\
-       return count; \
+
+static ssize_t show_interval(struct device *dev, struct device_attribute *attr,
+                            char *buf)
+{
+       struct lm95241_data *data = lm95241_update_device(dev);
+
+       return snprintf(buf, PAGE_SIZE - 1, "%lu\n", 1000 * data->interval
+                       / HZ);
 }
-set_min(1);
-set_min(2);
-
-#define set_max(flag) \
-static ssize_t set_max##flag(struct device *dev, \
-       struct device_attribute *devattr, const char *buf, size_t count) \
-{ \
-       struct i2c_client *client = to_i2c_client(dev); \
-       struct lm95241_data *data = i2c_get_clientdata(client); \
-\
-       long val; \
-\
-       if (strict_strtol(buf, 10, &val) < 0) \
-               return -EINVAL; \
-\
-       mutex_lock(&data->update_lock); \
-\
-       if (val <= 127000) \
-               data->config |= R##flag##DF_MASK; \
-       else \
-               data->config &= ~R##flag##DF_MASK; \
-\
-       data->valid = 0; \
-\
-       i2c_smbus_write_byte_data(client, LM95241_REG_RW_CONFIG, \
-               data->config); \
-\
-       mutex_unlock(&data->update_lock); \
-\
-       return count; \
+
+static ssize_t set_interval(struct device *dev, struct device_attribute *attr,
+                           const char *buf, size_t count)
+{
+       struct i2c_client *client = to_i2c_client(dev);
+       struct lm95241_data *data = i2c_get_clientdata(client);
+       unsigned long val;
+
+       if (strict_strtoul(buf, 10, &val) < 0)
+               return -EINVAL;
+
+       data->interval = val * HZ / 1000;
+
+       return count;
 }
-set_max(1);
-set_max(2);
-
-static DEVICE_ATTR(temp1_input, S_IRUGO, show_local, NULL);
-static DEVICE_ATTR(temp2_input, S_IRUGO, show_remote1, NULL);
-static DEVICE_ATTR(temp3_input, S_IRUGO, show_remote2, NULL);
-static DEVICE_ATTR(temp2_type, S_IWUSR | S_IRUGO, show_type1, set_type1);
-static DEVICE_ATTR(temp3_type, S_IWUSR | S_IRUGO, show_type2, set_type2);
-static DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_min1, set_min1);
-static DEVICE_ATTR(temp3_min, S_IWUSR | S_IRUGO, show_min2, set_min2);
-static DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_max1, set_max1);
-static DEVICE_ATTR(temp3_max, S_IWUSR | S_IRUGO, show_max2, set_max2);
+
+static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_input, NULL, 0);
+static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_input, NULL, 2);
+static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_input, NULL, 4);
+static SENSOR_DEVICE_ATTR(temp2_type, S_IWUSR | S_IRUGO, show_type, set_type,
+                         R1MS_MASK);
+static SENSOR_DEVICE_ATTR(temp3_type, S_IWUSR | S_IRUGO, show_type, set_type,
+                         R2MS_MASK);
+static SENSOR_DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_min, set_min,
+                         R1DF_MASK);
+static SENSOR_DEVICE_ATTR(temp3_min, S_IWUSR | S_IRUGO, show_min, set_min,
+                         R2DF_MASK);
+static SENSOR_DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_max, set_max,
+                         R1DF_MASK);
+static SENSOR_DEVICE_ATTR(temp3_max, S_IWUSR | S_IRUGO, show_max, set_max,
+                         R2DF_MASK);
 static DEVICE_ATTR(update_interval, S_IWUSR | S_IRUGO, show_interval,
                   set_interval);
 
 static struct attribute *lm95241_attributes[] = {
-       &dev_attr_temp1_input.attr,
-       &dev_attr_temp2_input.attr,
-       &dev_attr_temp3_input.attr,
-       &dev_attr_temp2_type.attr,
-       &dev_attr_temp3_type.attr,
-       &dev_attr_temp2_min.attr,
-       &dev_attr_temp3_min.attr,
-       &dev_attr_temp2_max.attr,
-       &dev_attr_temp3_max.attr,
+       &sensor_dev_attr_temp1_input.dev_attr.attr,
+       &sensor_dev_attr_temp2_input.dev_attr.attr,
+       &sensor_dev_attr_temp3_input.dev_attr.attr,
+       &sensor_dev_attr_temp2_type.dev_attr.attr,
+       &sensor_dev_attr_temp3_type.dev_attr.attr,
+       &sensor_dev_attr_temp2_min.dev_attr.attr,
+       &sensor_dev_attr_temp3_min.dev_attr.attr,
+       &sensor_dev_attr_temp2_max.dev_attr.attr,
+       &sensor_dev_attr_temp3_max.dev_attr.attr,
        &dev_attr_update_interval.attr,
        NULL
 };
@@ -329,9 +338,9 @@ static int lm95241_detect(struct i2c_client *new_client,
 
        if ((i2c_smbus_read_byte_data(new_client, LM95241_REG_R_MAN_ID)
             == MANUFACTURER_ID)
-        && (i2c_smbus_read_byte_data(new_client, LM95241_REG_R_CHIP_ID)
-            >= DEFAULT_REVISION)) {
-               name = "lm95241";
+           && (i2c_smbus_read_byte_data(new_client, LM95241_REG_R_CHIP_ID)
+               >= DEFAULT_REVISION)) {
+               name = DEVNAME;
        } else {
                dev_dbg(&adapter->dev, "LM95241 detection failed at 0x%02x\n",
                        address);
@@ -343,6 +352,25 @@ static int lm95241_detect(struct i2c_client *new_client,
        return 0;
 }
 
+static void lm95241_init_client(struct i2c_client *client)
+{
+       struct lm95241_data *data = i2c_get_clientdata(client);
+
+       data->interval = HZ;    /* 1 sec default */
+       data->valid = 0;
+       data->config = CFG_CR0076;
+       data->model = 0;
+       data->trutherm = (TT_OFF << TT1_SHIFT) | (TT_OFF << TT2_SHIFT);
+
+       i2c_smbus_write_byte_data(client, LM95241_REG_RW_CONFIG, data->config);
+       i2c_smbus_write_byte_data(client, LM95241_REG_RW_REM_FILTER,
+                                 R1FE_MASK | R2FE_MASK);
+       i2c_smbus_write_byte_data(client, LM95241_REG_RW_TRUTHERM,
+                                 data->trutherm);
+       i2c_smbus_write_byte_data(client, LM95241_REG_RW_REMOTE_MODEL,
+                                 data->model);
+}
+
 static int lm95241_probe(struct i2c_client *new_client,
                         const struct i2c_device_id *id)
 {
@@ -382,26 +410,6 @@ exit:
        return err;
 }
 
-static void lm95241_init_client(struct i2c_client *client)
-{
-       struct lm95241_data *data = i2c_get_clientdata(client);
-
-       data->interval = HZ;    /* 1 sec default */
-       data->valid = 0;
-       data->config = CFG_CR0076;
-       data->model = 0;
-       data->trutherm = (TT_OFF << TT1_SHIFT) | (TT_OFF << TT2_SHIFT);
-
-       i2c_smbus_write_byte_data(client, LM95241_REG_RW_CONFIG,
-                                 data->config);
-       i2c_smbus_write_byte_data(client, LM95241_REG_RW_REM_FILTER,
-                                 R1FE_MASK | R2FE_MASK);
-       i2c_smbus_write_byte_data(client, LM95241_REG_RW_TRUTHERM,
-                                 data->trutherm);
-       i2c_smbus_write_byte_data(client, LM95241_REG_RW_REMOTE_MODEL,
-                                 data->model);
-}
-
 static int lm95241_remove(struct i2c_client *client)
 {
        struct lm95241_data *data = i2c_get_clientdata(client);
@@ -413,46 +421,9 @@ static int lm95241_remove(struct i2c_client *client)
        return 0;
 }
 
-static struct lm95241_data *lm95241_update_device(struct device *dev)
-{
-       struct i2c_client *client = to_i2c_client(dev);
-       struct lm95241_data *data = i2c_get_clientdata(client);
-
-       mutex_lock(&data->update_lock);
-
-       if (time_after(jiffies, data->last_updated + data->interval) ||
-           !data->valid) {
-               dev_dbg(&client->dev, "Updating lm95241 data.\n");
-               data->local_h =
-                       i2c_smbus_read_byte_data(client,
-                                                LM95241_REG_R_LOCAL_TEMPH);
-               data->local_l =
-                       i2c_smbus_read_byte_data(client,
-                                                LM95241_REG_R_LOCAL_TEMPL);
-               data->remote1_h =
-                       i2c_smbus_read_byte_data(client,
-                                                LM95241_REG_R_REMOTE1_TEMPH);
-               data->remote1_l =
-                       i2c_smbus_read_byte_data(client,
-                                                LM95241_REG_R_REMOTE1_TEMPL);
-               data->remote2_h =
-                       i2c_smbus_read_byte_data(client,
-                                                LM95241_REG_R_REMOTE2_TEMPH);
-               data->remote2_l =
-                       i2c_smbus_read_byte_data(client,
-                                                LM95241_REG_R_REMOTE2_TEMPL);
-               data->last_updated = jiffies;
-               data->valid = 1;
-       }
-
-       mutex_unlock(&data->update_lock);
-
-       return data;
-}
-
 /* Driver data (common to all clients) */
 static const struct i2c_device_id lm95241_id[] = {
-       { "lm95241", 0 },
+       { DEVNAME, 0 },
        { }
 };
 MODULE_DEVICE_TABLE(i2c, lm95241_id);
@@ -460,7 +431,7 @@ MODULE_DEVICE_TABLE(i2c, lm95241_id);
 static struct i2c_driver lm95241_driver = {
        .class          = I2C_CLASS_HWMON,
        .driver = {
-               .name   = "lm95241",
+               .name   = DEVNAME,
        },
        .probe          = lm95241_probe,
        .remove         = lm95241_remove,
@@ -479,7 +450,7 @@ static void __exit sensors_lm95241_exit(void)
        i2c_del_driver(&lm95241_driver);
 }
 
-MODULE_AUTHOR("Davide Rizzo <elpa-rizzo@gmail.com>");
+MODULE_AUTHOR("Davide Rizzo <elpa.rizzo@gmail.com>");
 MODULE_DESCRIPTION("LM95241 sensor driver");
 MODULE_LICENSE("GPL");