X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fhwmon%2Fpc87360.c;h=c8a21be09d8756cc612de0ebab23e7691ce973a8;hb=refs%2Fheads%2Fvserver;hp=f161e88e3bb67db35cc0bcf2fd88fadf89c6044a;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/hwmon/pc87360.c b/drivers/hwmon/pc87360.c index f161e88e3..c8a21be09 100644 --- a/drivers/hwmon/pc87360.c +++ b/drivers/hwmon/pc87360.c @@ -43,6 +43,7 @@ #include #include #include +#include #include static u8 devid; @@ -183,8 +184,8 @@ static inline u8 PWM_TO_REG(int val, int inv) struct pc87360_data { struct i2c_client client; struct class_device *class_dev; - struct semaphore lock; - struct semaphore update_lock; + struct mutex lock; + struct mutex update_lock; char valid; /* !=0 if following fields are valid */ unsigned long last_updated; /* In jiffies */ @@ -237,6 +238,7 @@ static struct pc87360_data *pc87360_update_device(struct device *dev); static struct i2c_driver pc87360_driver = { .driver = { + .owner = THIS_MODULE, .name = "pc87360", }, .attach_adapter = pc87360_detect, @@ -283,7 +285,7 @@ static ssize_t set_fan_min(struct device *dev, struct device_attribute *devattr, struct pc87360_data *data = i2c_get_clientdata(client); long fan_min = simple_strtol(buf, NULL, 10); - down(&data->update_lock); + mutex_lock(&data->update_lock); fan_min = FAN_TO_REG(fan_min, FAN_DIV_FROM_REG(data->fan_status[attr->index])); /* If it wouldn't fit, change clock divisor */ @@ -300,23 +302,37 @@ static ssize_t set_fan_min(struct device *dev, struct device_attribute *devattr, /* Write new divider, preserve alarm bits */ pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_FAN_STATUS(attr->index), data->fan_status[attr->index] & 0xF9); - up(&data->update_lock); + mutex_unlock(&data->update_lock); return count; } -#define show_and_set_fan(offset) \ -static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, \ - show_fan_input, NULL, offset-1); \ -static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IWUSR | S_IRUGO, \ - show_fan_min, set_fan_min, offset-1); \ -static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO, \ - show_fan_div, NULL, offset-1); \ -static SENSOR_DEVICE_ATTR(fan##offset##_status, S_IRUGO, \ - show_fan_status, NULL, offset-1); -show_and_set_fan(1) -show_and_set_fan(2) -show_and_set_fan(3) +static struct sensor_device_attribute fan_input[] = { + SENSOR_ATTR(fan1_input, S_IRUGO, show_fan_input, NULL, 0), + SENSOR_ATTR(fan2_input, S_IRUGO, show_fan_input, NULL, 1), + SENSOR_ATTR(fan3_input, S_IRUGO, show_fan_input, NULL, 2), +}; +static struct sensor_device_attribute fan_status[] = { + SENSOR_ATTR(fan1_status, S_IRUGO, show_fan_status, NULL, 0), + SENSOR_ATTR(fan2_status, S_IRUGO, show_fan_status, NULL, 1), + SENSOR_ATTR(fan3_status, S_IRUGO, show_fan_status, NULL, 2), +}; +static struct sensor_device_attribute fan_div[] = { + SENSOR_ATTR(fan1_div, S_IRUGO, show_fan_div, NULL, 0), + SENSOR_ATTR(fan2_div, S_IRUGO, show_fan_div, NULL, 1), + SENSOR_ATTR(fan3_div, S_IRUGO, show_fan_div, NULL, 2), +}; +static struct sensor_device_attribute fan_min[] = { + SENSOR_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min, set_fan_min, 0), + SENSOR_ATTR(fan2_min, S_IWUSR | S_IRUGO, show_fan_min, set_fan_min, 1), + SENSOR_ATTR(fan3_min, S_IWUSR | S_IRUGO, show_fan_min, set_fan_min, 2), +}; + +#define FAN_UNIT_ATTRS(X) \ + &fan_input[X].dev_attr.attr, \ + &fan_status[X].dev_attr.attr, \ + &fan_div[X].dev_attr.attr, \ + &fan_min[X].dev_attr.attr static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr, char *buf) { @@ -335,21 +351,33 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *devattr, con struct pc87360_data *data = i2c_get_clientdata(client); long val = simple_strtol(buf, NULL, 10); - down(&data->update_lock); + mutex_lock(&data->update_lock); data->pwm[attr->index] = PWM_TO_REG(val, FAN_CONFIG_INVERT(data->fan_conf, attr->index)); pc87360_write_value(data, LD_FAN, NO_BANK, PC87360_REG_PWM(attr->index), data->pwm[attr->index]); - up(&data->update_lock); + mutex_unlock(&data->update_lock); return count; } -#define show_and_set_pwm(offset) \ -static SENSOR_DEVICE_ATTR(pwm##offset, S_IWUSR | S_IRUGO, \ - show_pwm, set_pwm, offset-1); -show_and_set_pwm(1) -show_and_set_pwm(2) -show_and_set_pwm(3) +static struct sensor_device_attribute pwm[] = { + SENSOR_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 0), + SENSOR_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 1), + SENSOR_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 2), +}; + +static struct attribute * pc8736x_fan_attr_array[] = { + FAN_UNIT_ATTRS(0), + FAN_UNIT_ATTRS(1), + FAN_UNIT_ATTRS(2), + &pwm[0].dev_attr.attr, + &pwm[1].dev_attr.attr, + &pwm[2].dev_attr.attr, + NULL +}; +static const struct attribute_group pc8736x_fan_group = { + .attrs = pc8736x_fan_attr_array, +}; static ssize_t show_in_input(struct device *dev, struct device_attribute *devattr, char *buf) { @@ -386,11 +414,11 @@ static ssize_t set_in_min(struct device *dev, struct device_attribute *devattr, struct pc87360_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[attr->index] = IN_TO_REG(val, data->in_vref); pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_IN_MIN, data->in_min[attr->index]); - up(&data->update_lock); + mutex_unlock(&data->update_lock); return count; } static ssize_t set_in_max(struct device *dev, struct device_attribute *devattr, const char *buf, @@ -401,35 +429,122 @@ static ssize_t set_in_max(struct device *dev, struct device_attribute *devattr, struct pc87360_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[attr->index] = IN_TO_REG(val, data->in_vref); pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_IN_MAX, data->in_max[attr->index]); - up(&data->update_lock); + mutex_unlock(&data->update_lock); + return count; +} + +static struct sensor_device_attribute in_input[] = { + SENSOR_ATTR(in0_input, S_IRUGO, show_in_input, NULL, 0), + SENSOR_ATTR(in1_input, S_IRUGO, show_in_input, NULL, 1), + SENSOR_ATTR(in2_input, S_IRUGO, show_in_input, NULL, 2), + SENSOR_ATTR(in3_input, S_IRUGO, show_in_input, NULL, 3), + SENSOR_ATTR(in4_input, S_IRUGO, show_in_input, NULL, 4), + SENSOR_ATTR(in5_input, S_IRUGO, show_in_input, NULL, 5), + SENSOR_ATTR(in6_input, S_IRUGO, show_in_input, NULL, 6), + SENSOR_ATTR(in7_input, S_IRUGO, show_in_input, NULL, 7), + SENSOR_ATTR(in8_input, S_IRUGO, show_in_input, NULL, 8), + SENSOR_ATTR(in9_input, S_IRUGO, show_in_input, NULL, 9), + SENSOR_ATTR(in10_input, S_IRUGO, show_in_input, NULL, 10), +}; +static struct sensor_device_attribute in_status[] = { + SENSOR_ATTR(in0_status, S_IRUGO, show_in_status, NULL, 0), + SENSOR_ATTR(in1_status, S_IRUGO, show_in_status, NULL, 1), + SENSOR_ATTR(in2_status, S_IRUGO, show_in_status, NULL, 2), + SENSOR_ATTR(in3_status, S_IRUGO, show_in_status, NULL, 3), + SENSOR_ATTR(in4_status, S_IRUGO, show_in_status, NULL, 4), + SENSOR_ATTR(in5_status, S_IRUGO, show_in_status, NULL, 5), + SENSOR_ATTR(in6_status, S_IRUGO, show_in_status, NULL, 6), + SENSOR_ATTR(in7_status, S_IRUGO, show_in_status, NULL, 7), + SENSOR_ATTR(in8_status, S_IRUGO, show_in_status, NULL, 8), + SENSOR_ATTR(in9_status, S_IRUGO, show_in_status, NULL, 9), + SENSOR_ATTR(in10_status, S_IRUGO, show_in_status, NULL, 10), +}; +static struct sensor_device_attribute in_min[] = { + SENSOR_ATTR(in0_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 0), + SENSOR_ATTR(in1_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 1), + SENSOR_ATTR(in2_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 2), + SENSOR_ATTR(in3_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 3), + SENSOR_ATTR(in4_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 4), + SENSOR_ATTR(in5_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 5), + SENSOR_ATTR(in6_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 6), + SENSOR_ATTR(in7_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 7), + SENSOR_ATTR(in8_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 8), + SENSOR_ATTR(in9_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 9), + SENSOR_ATTR(in10_min, S_IWUSR | S_IRUGO, show_in_min, set_in_min, 10), +}; +static struct sensor_device_attribute in_max[] = { + SENSOR_ATTR(in0_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 0), + SENSOR_ATTR(in1_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 1), + SENSOR_ATTR(in2_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 2), + SENSOR_ATTR(in3_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 3), + SENSOR_ATTR(in4_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 4), + SENSOR_ATTR(in5_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 5), + SENSOR_ATTR(in6_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 6), + SENSOR_ATTR(in7_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 7), + SENSOR_ATTR(in8_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 8), + SENSOR_ATTR(in9_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 9), + SENSOR_ATTR(in10_max, S_IWUSR | S_IRUGO, show_in_max, set_in_max, 10), +}; + +#define VIN_UNIT_ATTRS(X) \ + &in_input[X].dev_attr.attr, \ + &in_status[X].dev_attr.attr, \ + &in_min[X].dev_attr.attr, \ + &in_max[X].dev_attr.attr + +static ssize_t show_vid(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct pc87360_data *data = pc87360_update_device(dev); + return sprintf(buf, "%u\n", vid_from_reg(data->vid, data->vrm)); +} +static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL); + +static ssize_t show_vrm(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct pc87360_data *data = pc87360_update_device(dev); + return sprintf(buf, "%u\n", data->vrm); +} +static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) +{ + struct i2c_client *client = to_i2c_client(dev); + struct pc87360_data *data = i2c_get_clientdata(client); + data->vrm = simple_strtoul(buf, NULL, 10); return count; } +static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm, set_vrm); + +static ssize_t show_in_alarms(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct pc87360_data *data = pc87360_update_device(dev); + return sprintf(buf, "%u\n", data->in_alarms); +} +static DEVICE_ATTR(alarms_in, S_IRUGO, show_in_alarms, NULL); -#define show_and_set_in(offset) \ -static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, \ - show_in_input, NULL, offset); \ -static SENSOR_DEVICE_ATTR(in##offset##_min, S_IWUSR | S_IRUGO, \ - show_in_min, set_in_min, offset); \ -static SENSOR_DEVICE_ATTR(in##offset##_max, S_IWUSR | S_IRUGO, \ - show_in_max, set_in_max, offset); \ -static SENSOR_DEVICE_ATTR(in##offset##_status, S_IRUGO, \ - show_in_status, NULL, offset); -show_and_set_in(0) -show_and_set_in(1) -show_and_set_in(2) -show_and_set_in(3) -show_and_set_in(4) -show_and_set_in(5) -show_and_set_in(6) -show_and_set_in(7) -show_and_set_in(8) -show_and_set_in(9) -show_and_set_in(10) +static struct attribute *pc8736x_vin_attr_array[] = { + VIN_UNIT_ATTRS(0), + VIN_UNIT_ATTRS(1), + VIN_UNIT_ATTRS(2), + VIN_UNIT_ATTRS(3), + VIN_UNIT_ATTRS(4), + VIN_UNIT_ATTRS(5), + VIN_UNIT_ATTRS(6), + VIN_UNIT_ATTRS(7), + VIN_UNIT_ATTRS(8), + VIN_UNIT_ATTRS(9), + VIN_UNIT_ATTRS(10), + &dev_attr_cpu0_vid.attr, + &dev_attr_vrm.attr, + &dev_attr_alarms_in.attr, + NULL +}; +static const struct attribute_group pc8736x_vin_group = { + .attrs = pc8736x_vin_attr_array, +}; static ssize_t show_therm_input(struct device *dev, struct device_attribute *devattr, char *buf) { @@ -473,11 +588,11 @@ static ssize_t set_therm_min(struct device *dev, struct device_attribute *devatt struct pc87360_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[attr->index] = IN_TO_REG(val, data->in_vref); pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_TEMP_MIN, data->in_min[attr->index]); - up(&data->update_lock); + mutex_unlock(&data->update_lock); return count; } static ssize_t set_therm_max(struct device *dev, struct device_attribute *devattr, const char *buf, @@ -488,11 +603,11 @@ static ssize_t set_therm_max(struct device *dev, struct device_attribute *devatt struct pc87360_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[attr->index] = IN_TO_REG(val, data->in_vref); pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_TEMP_MAX, data->in_max[attr->index]); - up(&data->update_lock); + mutex_unlock(&data->update_lock); return count; } static ssize_t set_therm_crit(struct device *dev, struct device_attribute *devattr, const char *buf, @@ -503,56 +618,68 @@ static ssize_t set_therm_crit(struct device *dev, struct device_attribute *devat struct pc87360_data *data = i2c_get_clientdata(client); long val = simple_strtol(buf, NULL, 10); - down(&data->update_lock); + mutex_lock(&data->update_lock); data->in_crit[attr->index-11] = IN_TO_REG(val, data->in_vref); pc87360_write_value(data, LD_IN, attr->index, PC87365_REG_TEMP_CRIT, data->in_crit[attr->index-11]); - up(&data->update_lock); + mutex_unlock(&data->update_lock); return count; } -#define show_and_set_therm(offset) \ -static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, \ - show_therm_input, NULL, 11+offset-4); \ -static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \ - show_therm_min, set_therm_min, 11+offset-4); \ -static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IWUSR | S_IRUGO, \ - show_therm_max, set_therm_max, 11+offset-4); \ -static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IWUSR | S_IRUGO, \ - show_therm_crit, set_therm_crit, 11+offset-4); \ -static SENSOR_DEVICE_ATTR(temp##offset##_status, S_IRUGO, \ - show_therm_status, NULL, 11+offset-4); -show_and_set_therm(4) -show_and_set_therm(5) -show_and_set_therm(6) - -static ssize_t show_vid(struct device *dev, struct device_attribute *attr, char *buf) -{ - struct pc87360_data *data = pc87360_update_device(dev); - return sprintf(buf, "%u\n", vid_from_reg(data->vid, data->vrm)); -} -static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL); - -static ssize_t show_vrm(struct device *dev, struct device_attribute *attr, char *buf) -{ - struct pc87360_data *data = pc87360_update_device(dev); - return sprintf(buf, "%u\n", data->vrm); -} -static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) -{ - struct i2c_client *client = to_i2c_client(dev); - struct pc87360_data *data = i2c_get_clientdata(client); - data->vrm = simple_strtoul(buf, NULL, 10); - return count; -} -static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm, set_vrm); +/* the +11 term below reflects the fact that VLM units 11,12,13 are + used in the chip to measure voltage across the thermistors +*/ +static struct sensor_device_attribute therm_input[] = { + SENSOR_ATTR(temp4_input, S_IRUGO, show_therm_input, NULL, 0+11), + SENSOR_ATTR(temp5_input, S_IRUGO, show_therm_input, NULL, 1+11), + SENSOR_ATTR(temp6_input, S_IRUGO, show_therm_input, NULL, 2+11), +}; +static struct sensor_device_attribute therm_status[] = { + SENSOR_ATTR(temp4_status, S_IRUGO, show_therm_status, NULL, 0+11), + SENSOR_ATTR(temp5_status, S_IRUGO, show_therm_status, NULL, 1+11), + SENSOR_ATTR(temp6_status, S_IRUGO, show_therm_status, NULL, 2+11), +}; +static struct sensor_device_attribute therm_min[] = { + SENSOR_ATTR(temp4_min, S_IRUGO | S_IWUSR, + show_therm_min, set_therm_min, 0+11), + SENSOR_ATTR(temp5_min, S_IRUGO | S_IWUSR, + show_therm_min, set_therm_min, 1+11), + SENSOR_ATTR(temp6_min, S_IRUGO | S_IWUSR, + show_therm_min, set_therm_min, 2+11), +}; +static struct sensor_device_attribute therm_max[] = { + SENSOR_ATTR(temp4_max, S_IRUGO | S_IWUSR, + show_therm_max, set_therm_max, 0+11), + SENSOR_ATTR(temp5_max, S_IRUGO | S_IWUSR, + show_therm_max, set_therm_max, 1+11), + SENSOR_ATTR(temp6_max, S_IRUGO | S_IWUSR, + show_therm_max, set_therm_max, 2+11), +}; +static struct sensor_device_attribute therm_crit[] = { + SENSOR_ATTR(temp4_crit, S_IRUGO | S_IWUSR, + show_therm_crit, set_therm_crit, 0+11), + SENSOR_ATTR(temp5_crit, S_IRUGO | S_IWUSR, + show_therm_crit, set_therm_crit, 1+11), + SENSOR_ATTR(temp6_crit, S_IRUGO | S_IWUSR, + show_therm_crit, set_therm_crit, 2+11), +}; -static ssize_t show_in_alarms(struct device *dev, struct device_attribute *attr, char *buf) -{ - struct pc87360_data *data = pc87360_update_device(dev); - return sprintf(buf, "%u\n", data->in_alarms); -} -static DEVICE_ATTR(alarms_in, S_IRUGO, show_in_alarms, NULL); +#define THERM_UNIT_ATTRS(X) \ + &therm_input[X].dev_attr.attr, \ + &therm_status[X].dev_attr.attr, \ + &therm_min[X].dev_attr.attr, \ + &therm_max[X].dev_attr.attr, \ + &therm_crit[X].dev_attr.attr + +static struct attribute * pc8736x_therm_attr_array[] = { + THERM_UNIT_ATTRS(0), + THERM_UNIT_ATTRS(1), + THERM_UNIT_ATTRS(2), + NULL +}; +static const struct attribute_group pc8736x_therm_group = { + .attrs = pc8736x_therm_attr_array, +}; static ssize_t show_temp_input(struct device *dev, struct device_attribute *devattr, char *buf) { @@ -592,11 +719,11 @@ static ssize_t set_temp_min(struct device *dev, struct device_attribute *devattr struct pc87360_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[attr->index] = TEMP_TO_REG(val); pc87360_write_value(data, LD_TEMP, attr->index, PC87365_REG_TEMP_MIN, data->temp_min[attr->index]); - up(&data->update_lock); + mutex_unlock(&data->update_lock); return count; } static ssize_t set_temp_max(struct device *dev, struct device_attribute *devattr, const char *buf, @@ -607,11 +734,11 @@ static ssize_t set_temp_max(struct device *dev, struct device_attribute *devattr struct pc87360_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[attr->index] = TEMP_TO_REG(val); pc87360_write_value(data, LD_TEMP, attr->index, PC87365_REG_TEMP_MAX, data->temp_max[attr->index]); - up(&data->update_lock); + mutex_unlock(&data->update_lock); return count; } static ssize_t set_temp_crit(struct device *dev, struct device_attribute *devattr, const char *buf, @@ -622,28 +749,48 @@ static ssize_t set_temp_crit(struct device *dev, struct device_attribute *devatt struct pc87360_data *data = i2c_get_clientdata(client); long val = simple_strtol(buf, NULL, 10); - down(&data->update_lock); + mutex_lock(&data->update_lock); data->temp_crit[attr->index] = TEMP_TO_REG(val); pc87360_write_value(data, LD_TEMP, attr->index, PC87365_REG_TEMP_CRIT, data->temp_crit[attr->index]); - up(&data->update_lock); + mutex_unlock(&data->update_lock); return count; } -#define show_and_set_temp(offset) \ -static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, \ - show_temp_input, NULL, offset-1); \ -static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \ - show_temp_min, set_temp_min, offset-1); \ -static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IWUSR | S_IRUGO, \ - show_temp_max, set_temp_max, offset-1); \ -static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IWUSR | S_IRUGO, \ - show_temp_crit, set_temp_crit, offset-1); \ -static SENSOR_DEVICE_ATTR(temp##offset##_status, S_IRUGO, \ - show_temp_status, NULL, offset-1); -show_and_set_temp(1) -show_and_set_temp(2) -show_and_set_temp(3) +static struct sensor_device_attribute temp_input[] = { + SENSOR_ATTR(temp1_input, S_IRUGO, show_temp_input, NULL, 0), + SENSOR_ATTR(temp2_input, S_IRUGO, show_temp_input, NULL, 1), + SENSOR_ATTR(temp3_input, S_IRUGO, show_temp_input, NULL, 2), +}; +static struct sensor_device_attribute temp_status[] = { + SENSOR_ATTR(temp1_status, S_IRUGO, show_temp_status, NULL, 0), + SENSOR_ATTR(temp2_status, S_IRUGO, show_temp_status, NULL, 1), + SENSOR_ATTR(temp3_status, S_IRUGO, show_temp_status, NULL, 2), +}; +static struct sensor_device_attribute temp_min[] = { + SENSOR_ATTR(temp1_min, S_IRUGO | S_IWUSR, + show_temp_min, set_temp_min, 0), + SENSOR_ATTR(temp2_min, S_IRUGO | S_IWUSR, + show_temp_min, set_temp_min, 1), + SENSOR_ATTR(temp3_min, S_IRUGO | S_IWUSR, + show_temp_min, set_temp_min, 2), +}; +static struct sensor_device_attribute temp_max[] = { + SENSOR_ATTR(temp1_max, S_IRUGO | S_IWUSR, + show_temp_max, set_temp_max, 0), + SENSOR_ATTR(temp2_max, S_IRUGO | S_IWUSR, + show_temp_max, set_temp_max, 1), + SENSOR_ATTR(temp3_max, S_IRUGO | S_IWUSR, + show_temp_max, set_temp_max, 2), +}; +static struct sensor_device_attribute temp_crit[] = { + SENSOR_ATTR(temp1_crit, S_IRUGO | S_IWUSR, + show_temp_crit, set_temp_crit, 0), + SENSOR_ATTR(temp2_crit, S_IRUGO | S_IWUSR, + show_temp_crit, set_temp_crit, 1), + SENSOR_ATTR(temp3_crit, S_IRUGO | S_IWUSR, + show_temp_crit, set_temp_crit, 2), +}; static ssize_t show_temp_alarms(struct device *dev, struct device_attribute *attr, char *buf) { @@ -652,6 +799,25 @@ static ssize_t show_temp_alarms(struct device *dev, struct device_attribute *att } static DEVICE_ATTR(alarms_temp, S_IRUGO, show_temp_alarms, NULL); +#define TEMP_UNIT_ATTRS(X) \ + &temp_input[X].dev_attr.attr, \ + &temp_status[X].dev_attr.attr, \ + &temp_min[X].dev_attr.attr, \ + &temp_max[X].dev_attr.attr, \ + &temp_crit[X].dev_attr.attr + +static struct attribute * pc8736x_temp_attr_array[] = { + TEMP_UNIT_ATTRS(0), + TEMP_UNIT_ATTRS(1), + TEMP_UNIT_ATTRS(2), + /* include the few miscellaneous atts here */ + &dev_attr_alarms_temp.attr, + NULL +}; +static const struct attribute_group pc8736x_temp_group = { + .attrs = pc8736x_temp_attr_array, +}; + /* * Device detection, registration and update */ @@ -749,22 +915,24 @@ static int __init pc87360_find(int sioaddr, u8 *devid, unsigned short *addresses static int pc87360_detect(struct i2c_adapter *adapter) { int i; - struct i2c_client *new_client; + struct i2c_client *client; struct pc87360_data *data; int err = 0; const char *name = "pc87360"; int use_thermistors = 0; + struct device *dev; if (!(data = kzalloc(sizeof(struct pc87360_data), GFP_KERNEL))) return -ENOMEM; - new_client = &data->client; - i2c_set_clientdata(new_client, data); - new_client->addr = address; - init_MUTEX(&data->lock); - new_client->adapter = adapter; - new_client->driver = &pc87360_driver; - new_client->flags = 0; + client = &data->client; + dev = &client->dev; + i2c_set_clientdata(client, data); + client->addr = address; + mutex_init(&data->lock); + client->adapter = adapter; + client->driver = &pc87360_driver; + client->flags = 0; data->fannr = 2; data->innr = 0; @@ -792,15 +960,15 @@ static int pc87360_detect(struct i2c_adapter *adapter) break; } - strcpy(new_client->name, name); + strlcpy(client->name, name, sizeof(client->name)); data->valid = 0; - init_MUTEX(&data->update_lock); + mutex_init(&data->update_lock); for (i = 0; i < 3; i++) { if (((data->address[i] = extra_isa[i])) && !request_region(extra_isa[i], PC87360_EXTENT, pc87360_driver.driver.name)) { - dev_err(&new_client->dev, "Region 0x%x-0x%x already " + dev_err(&client->dev, "Region 0x%x-0x%x already " "in use!\n", extra_isa[i], extra_isa[i]+PC87360_EXTENT-1); for (i--; i >= 0; i--) @@ -814,7 +982,7 @@ static int pc87360_detect(struct i2c_adapter *adapter) if (data->fannr) data->fan_conf = confreg[0] | (confreg[1] << 8); - if ((err = i2c_attach_client(new_client))) + if ((err = i2c_attach_client(client))) goto ERROR2; /* Use the correct reference voltage @@ -828,11 +996,11 @@ static int pc87360_detect(struct i2c_adapter *adapter) PC87365_REG_TEMP_CONFIG); } data->in_vref = (i&0x02) ? 3025 : 2966; - dev_dbg(&new_client->dev, "Using %s reference voltage\n", + dev_dbg(&client->dev, "Using %s reference voltage\n", (i&0x02) ? "external" : "internal"); data->vid_conf = confreg[3]; - data->vrm = 90; + data->vrm = vid_which_vrm(); } /* Fan clock dividers may be needed before any data is read */ @@ -847,154 +1015,73 @@ static int pc87360_detect(struct i2c_adapter *adapter) if (devid == 0xe9 && data->address[1]) /* PC87366 */ use_thermistors = confreg[2] & 0x40; - pc87360_init_client(new_client, use_thermistors); + pc87360_init_client(client, use_thermistors); } - /* Register sysfs hooks */ - data->class_dev = hwmon_device_register(&new_client->dev); - if (IS_ERR(data->class_dev)) { - err = PTR_ERR(data->class_dev); - goto ERROR3; - } + /* Register all-or-nothing sysfs groups */ - if (data->innr) { - device_create_file(&new_client->dev, &sensor_dev_attr_in0_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in1_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in2_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in3_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in4_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in5_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in6_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in7_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in8_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in9_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in10_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in0_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in1_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in2_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in3_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in4_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in5_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in6_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in7_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in8_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in9_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in10_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in0_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in1_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in2_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in3_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in4_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in5_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in6_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in7_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in8_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in9_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in10_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in0_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in1_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in2_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in3_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in4_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in5_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in6_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in7_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in8_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in9_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_in10_status.dev_attr); - - device_create_file(&new_client->dev, &dev_attr_cpu0_vid); - device_create_file(&new_client->dev, &dev_attr_vrm); - device_create_file(&new_client->dev, &dev_attr_alarms_in); - } + if (data->innr && + (err = sysfs_create_group(&client->dev.kobj, + &pc8736x_vin_group))) + goto ERROR3; - if (data->tempnr) { - device_create_file(&new_client->dev, &sensor_dev_attr_temp1_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp2_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp1_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp2_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp1_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp2_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp1_crit.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp2_crit.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp1_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp2_status.dev_attr); - - device_create_file(&new_client->dev, &dev_attr_alarms_temp); - } - if (data->tempnr == 3) { - device_create_file(&new_client->dev, &sensor_dev_attr_temp3_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp3_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp3_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp3_crit.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp3_status.dev_attr); - } - if (data->innr == 14) { - device_create_file(&new_client->dev, &sensor_dev_attr_temp4_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp5_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp6_input.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp4_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp5_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp6_min.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp4_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp5_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp6_max.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp4_crit.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp5_crit.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp6_crit.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp4_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp5_status.dev_attr); - device_create_file(&new_client->dev, &sensor_dev_attr_temp6_status.dev_attr); - } + if (data->innr == 14 && + (err = sysfs_create_group(&client->dev.kobj, + &pc8736x_therm_group))) + goto ERROR3; - if (data->fannr) { - if (FAN_CONFIG_MONITOR(data->fan_conf, 0)) { - device_create_file(&new_client->dev, - &sensor_dev_attr_fan1_input.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_fan1_min.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_fan1_div.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_fan1_status.dev_attr); - } + /* create device attr-files for varying sysfs groups */ - if (FAN_CONFIG_MONITOR(data->fan_conf, 1)) { - device_create_file(&new_client->dev, - &sensor_dev_attr_fan2_input.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_fan2_min.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_fan2_div.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_fan2_status.dev_attr); + if (data->tempnr) { + for (i = 0; i < data->tempnr; i++) { + if ((err = device_create_file(dev, + &temp_input[i].dev_attr)) + || (err = device_create_file(dev, + &temp_min[i].dev_attr)) + || (err = device_create_file(dev, + &temp_max[i].dev_attr)) + || (err = device_create_file(dev, + &temp_crit[i].dev_attr)) + || (err = device_create_file(dev, + &temp_status[i].dev_attr))) + goto ERROR3; } - - if (FAN_CONFIG_CONTROL(data->fan_conf, 0)) - device_create_file(&new_client->dev, &sensor_dev_attr_pwm1.dev_attr); - if (FAN_CONFIG_CONTROL(data->fan_conf, 1)) - device_create_file(&new_client->dev, &sensor_dev_attr_pwm2.dev_attr); + if ((err = device_create_file(dev, &dev_attr_alarms_temp))) + goto ERROR3; } - if (data->fannr == 3) { - if (FAN_CONFIG_MONITOR(data->fan_conf, 2)) { - device_create_file(&new_client->dev, - &sensor_dev_attr_fan3_input.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_fan3_min.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_fan3_div.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_fan3_status.dev_attr); - } - if (FAN_CONFIG_CONTROL(data->fan_conf, 2)) - device_create_file(&new_client->dev, &sensor_dev_attr_pwm3.dev_attr); + for (i = 0; i < data->fannr; i++) { + if (FAN_CONFIG_MONITOR(data->fan_conf, i) + && ((err = device_create_file(dev, + &fan_input[i].dev_attr)) + || (err = device_create_file(dev, + &fan_min[i].dev_attr)) + || (err = device_create_file(dev, + &fan_div[i].dev_attr)) + || (err = device_create_file(dev, + &fan_status[i].dev_attr)))) + goto ERROR3; + + if (FAN_CONFIG_CONTROL(data->fan_conf, i) + && (err = device_create_file(dev, &pwm[i].dev_attr))) + goto ERROR3; } + data->class_dev = hwmon_device_register(&client->dev); + if (IS_ERR(data->class_dev)) { + err = PTR_ERR(data->class_dev); + goto ERROR3; + } return 0; ERROR3: - i2c_detach_client(new_client); + /* can still remove groups whose members were added individually */ + sysfs_remove_group(&client->dev.kobj, &pc8736x_temp_group); + sysfs_remove_group(&client->dev.kobj, &pc8736x_fan_group); + sysfs_remove_group(&client->dev.kobj, &pc8736x_therm_group); + sysfs_remove_group(&client->dev.kobj, &pc8736x_vin_group); + + i2c_detach_client(client); ERROR2: for (i = 0; i < 3; i++) { if (data->address[i]) { @@ -1013,6 +1100,11 @@ static int pc87360_detach_client(struct i2c_client *client) hwmon_device_unregister(data->class_dev); + sysfs_remove_group(&client->dev.kobj, &pc8736x_temp_group); + sysfs_remove_group(&client->dev.kobj, &pc8736x_fan_group); + sysfs_remove_group(&client->dev.kobj, &pc8736x_therm_group); + sysfs_remove_group(&client->dev.kobj, &pc8736x_vin_group); + if ((i = i2c_detach_client(client))) return i; @@ -1033,11 +1125,11 @@ static int pc87360_read_value(struct pc87360_data *data, u8 ldi, u8 bank, { int res; - down(&(data->lock)); + mutex_lock(&(data->lock)); if (bank != NO_BANK) outb_p(bank, data->address[ldi] + PC87365_REG_BANK); res = inb_p(data->address[ldi] + reg); - up(&(data->lock)); + mutex_unlock(&(data->lock)); return res; } @@ -1045,11 +1137,11 @@ static int pc87360_read_value(struct pc87360_data *data, u8 ldi, u8 bank, static void pc87360_write_value(struct pc87360_data *data, u8 ldi, u8 bank, u8 reg, u8 value) { - down(&(data->lock)); + mutex_lock(&(data->lock)); if (bank != NO_BANK) outb_p(bank, data->address[ldi] + PC87365_REG_BANK); outb_p(value, data->address[ldi] + reg); - up(&(data->lock)); + mutex_unlock(&(data->lock)); } static void pc87360_init_client(struct i2c_client *client, int use_thermistors) @@ -1071,7 +1163,7 @@ static void pc87360_init_client(struct i2c_client *client, int use_thermistors) } nr = data->innr < 11 ? data->innr : 11; - for (i=0; i= init_in[i]) { /* Forcibly enable voltage channel */ reg = pc87360_read_value(data, LD_IN, i, @@ -1088,14 +1180,14 @@ static void pc87360_init_client(struct i2c_client *client, int use_thermistors) /* We can't blindly trust the Super-I/O space configuration bit, most BIOS won't set it properly */ - for (i=11; iinnr; i++) { + for (i = 11; i < data->innr; i++) { reg = pc87360_read_value(data, LD_IN, i, PC87365_REG_TEMP_STATUS); use_thermistors = use_thermistors || (reg & 0x01); } i = use_thermistors ? 2 : 0; - for (; itempnr; i++) { + for (; i < data->tempnr; i++) { if (init >= init_temp[i]) { /* Forcibly enable temperature channel */ reg = pc87360_read_value(data, LD_TEMP, i, @@ -1111,7 +1203,7 @@ static void pc87360_init_client(struct i2c_client *client, int use_thermistors) } if (use_thermistors) { - for (i=11; iinnr; i++) { + for (i = 11; i < data->innr; i++) { if (init >= init_in[i]) { /* The pin may already be used by thermal diodes */ @@ -1221,7 +1313,7 @@ static struct pc87360_data *pc87360_update_device(struct device *dev) struct pc87360_data *data = i2c_get_clientdata(client); u8 i; - down(&data->update_lock); + mutex_lock(&data->update_lock); if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) { dev_dbg(&client->dev, "Data update\n"); @@ -1321,7 +1413,7 @@ static struct pc87360_data *pc87360_update_device(struct device *dev) data->valid = 1; } - up(&data->update_lock); + mutex_unlock(&data->update_lock); return data; }