X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fhwmon%2Fadm1025.c;h=a4c859c9fbf82c3f6ef09649e621441c6842044d;hb=4bbf7bc4c7bf1c80ec3c942fa5f1b6e6fa67dd99;hp=b68b292c00d4a81fea7e553e8f21da5522ed46e7;hpb=943b0830cebe4711354945ed3cb44e84152aaca0;p=mv-sheeva.git diff --git a/drivers/hwmon/adm1025.c b/drivers/hwmon/adm1025.c index b68b292c00d..a4c859c9fbf 100644 --- a/drivers/hwmon/adm1025.c +++ b/drivers/hwmon/adm1025.c @@ -50,10 +50,10 @@ #include #include #include -#include -#include #include +#include #include +#include /* * Addresses to scan @@ -62,13 +62,12 @@ */ static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END }; -static unsigned int normal_isa[] = { I2C_CLIENT_ISA_END }; /* * Insmod parameters */ -SENSORS_INSMOD_2(adm1025, ne1619); +I2C_CLIENT_INSMOD_2(adm1025, ne1619); /* * The ADM1025 registers @@ -120,10 +119,10 @@ static struct adm1025_data *adm1025_update_device(struct device *dev); */ static struct i2c_driver adm1025_driver = { - .owner = THIS_MODULE, - .name = "adm1025", + .driver = { + .name = "adm1025", + }, .id = I2C_DRIVERID_ADM1025, - .flags = I2C_DF_NOTIFY, .attach_adapter = adm1025_attach_adapter, .detach_client = adm1025_detach_client, }; @@ -135,7 +134,7 @@ static struct i2c_driver adm1025_driver = { struct adm1025_data { struct i2c_client client; struct class_device *class_dev; - struct semaphore update_lock; + struct mutex update_lock; char valid; /* zero until following fields are valid */ unsigned long last_updated; /* in jiffies */ @@ -209,11 +208,11 @@ static ssize_t set_in##offset##_min(struct device *dev, struct device_attribute struct adm1025_data *data = i2c_get_clientdata(client); \ long val = simple_strtol(buf, NULL, 10); \ \ - down(&data->update_lock); \ + mutex_lock(&data->update_lock); \ data->in_min[offset] = IN_TO_REG(val, in_scale[offset]); \ i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MIN(offset), \ data->in_min[offset]); \ - up(&data->update_lock); \ + mutex_unlock(&data->update_lock); \ return count; \ } \ static ssize_t set_in##offset##_max(struct device *dev, struct device_attribute *attr, const char *buf, \ @@ -223,11 +222,11 @@ static ssize_t set_in##offset##_max(struct device *dev, struct device_attribute struct adm1025_data *data = i2c_get_clientdata(client); \ long val = simple_strtol(buf, NULL, 10); \ \ - down(&data->update_lock); \ + mutex_lock(&data->update_lock); \ data->in_max[offset] = IN_TO_REG(val, in_scale[offset]); \ i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MAX(offset), \ data->in_max[offset]); \ - up(&data->update_lock); \ + mutex_unlock(&data->update_lock); \ return count; \ } \ static DEVICE_ATTR(in##offset##_min, S_IWUSR | S_IRUGO, \ @@ -249,11 +248,11 @@ static ssize_t set_temp##offset##_min(struct device *dev, struct device_attribut struct adm1025_data *data = i2c_get_clientdata(client); \ long val = simple_strtol(buf, NULL, 10); \ \ - down(&data->update_lock); \ + mutex_lock(&data->update_lock); \ data->temp_min[offset-1] = TEMP_TO_REG(val); \ i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_LOW(offset-1), \ data->temp_min[offset-1]); \ - up(&data->update_lock); \ + mutex_unlock(&data->update_lock); \ return count; \ } \ static ssize_t set_temp##offset##_max(struct device *dev, struct device_attribute *attr, const char *buf, \ @@ -263,11 +262,11 @@ static ssize_t set_temp##offset##_max(struct device *dev, struct device_attribut struct adm1025_data *data = i2c_get_clientdata(client); \ long val = simple_strtol(buf, NULL, 10); \ \ - down(&data->update_lock); \ + mutex_lock(&data->update_lock); \ data->temp_max[offset-1] = TEMP_TO_REG(val); \ i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_HIGH(offset-1), \ data->temp_max[offset-1]); \ - up(&data->update_lock); \ + mutex_unlock(&data->update_lock); \ return count; \ } \ static DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \ @@ -289,8 +288,6 @@ static ssize_t show_vid(struct device *dev, struct device_attribute *attr, char struct adm1025_data *data = adm1025_update_device(dev); return sprintf(buf, "%u\n", vid_from_reg(data->vid, data->vrm)); } -/* in1_ref is deprecated in favour of cpu0_vid, remove after 2005-11-11 */ -static DEVICE_ATTR(in1_ref, S_IRUGO, show_vid, NULL); static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL); static ssize_t show_vrm(struct device *dev, struct device_attribute *attr, char *buf) @@ -315,7 +312,7 @@ static int adm1025_attach_adapter(struct i2c_adapter *adapter) { if (!(adapter->class & I2C_CLASS_HWMON)) return 0; - return i2c_detect(adapter, &addr_data, adm1025_detect); + return i2c_probe(adapter, &addr_data, adm1025_detect); } /* @@ -333,11 +330,10 @@ static int adm1025_detect(struct i2c_adapter *adapter, int address, int kind) if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) goto exit; - if (!(data = kmalloc(sizeof(struct adm1025_data), GFP_KERNEL))) { + if (!(data = kzalloc(sizeof(struct adm1025_data), GFP_KERNEL))) { err = -ENOMEM; goto exit; } - memset(data, 0, sizeof(struct adm1025_data)); /* The common I2C client data is placed right before the ADM1025-specific data. */ @@ -409,7 +405,7 @@ static int adm1025_detect(struct i2c_adapter *adapter, int address, int kind) /* We can fill in the remaining client fields */ strlcpy(new_client->name, name, I2C_NAME_SIZE); data->valid = 0; - init_MUTEX(&data->update_lock); + mutex_init(&data->update_lock); /* Tell the I2C layer a new client has arrived */ if ((err = i2c_attach_client(new_client))) @@ -447,8 +443,6 @@ static int adm1025_detect(struct i2c_adapter *adapter, int address, int kind) device_create_file(&new_client->dev, &dev_attr_temp1_max); device_create_file(&new_client->dev, &dev_attr_temp2_max); device_create_file(&new_client->dev, &dev_attr_alarms); - /* in1_ref is deprecated, remove after 2005-11-11 */ - device_create_file(&new_client->dev, &dev_attr_in1_ref); device_create_file(&new_client->dev, &dev_attr_cpu0_vid); device_create_file(&new_client->dev, &dev_attr_vrm); @@ -475,7 +469,7 @@ static void adm1025_init_client(struct i2c_client *client) struct adm1025_data *data = i2c_get_clientdata(client); int i; - data->vrm = i2c_which_vrm(); + data->vrm = vid_which_vrm(); /* * Set high limits @@ -518,11 +512,8 @@ static int adm1025_detach_client(struct i2c_client *client) hwmon_device_unregister(data->class_dev); - if ((err = i2c_detach_client(client))) { - dev_err(&client->dev, "Client deregistration failed, " - "client not detached.\n"); + if ((err = i2c_detach_client(client))) return err; - } kfree(data); return 0; @@ -533,7 +524,7 @@ static struct adm1025_data *adm1025_update_device(struct device *dev) struct i2c_client *client = to_i2c_client(dev); struct adm1025_data *data = i2c_get_clientdata(client); - down(&data->update_lock); + mutex_lock(&data->update_lock); if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) { int i; @@ -568,7 +559,7 @@ static struct adm1025_data *adm1025_update_device(struct device *dev) data->valid = 1; } - up(&data->update_lock); + mutex_unlock(&data->update_lock); return data; }