91 static int adt7x10_write_byte(struct device *dev, u8 reg, u8 data)  in adt7x10_write_byte()  argument
94 	return d->ops->write_byte(dev, reg, data);  in adt7x10_write_byte()
103 static int adt7x10_write_word(struct device *dev, u8 reg, u16 data)  in adt7x10_write_word()  argument
106 	return d->ops->write_word(dev, reg, data);  in adt7x10_write_word()
152 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_update_temp()  local
155 	mutex_lock(&data->update_lock);  in adt7x10_update_temp()
157 	if (time_after(jiffies, data->last_updated + HZ + HZ / 2)  in adt7x10_update_temp()
158 	    || !data->valid) {  in adt7x10_update_temp()
174 		data->temp[0] = temp;  in adt7x10_update_temp()
175 		data->last_updated = jiffies;  in adt7x10_update_temp()
176 		data->valid = true;  in adt7x10_update_temp()
180 	mutex_unlock(&data->update_lock);  in adt7x10_update_temp()
186 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_fill_cache()  local
190 	for (i = 1; i < ARRAY_SIZE(data->temp); i++) {  in adt7x10_fill_cache()
197 		data->temp[i] = ret;  in adt7x10_fill_cache()
206 	data->hyst = ret;  in adt7x10_fill_cache()
217 static int ADT7X10_REG_TO_TEMP(struct adt7x10_data *data, s16 reg)  in ADT7X10_REG_TO_TEMP()  argument
220 	if (!(data->config & ADT7X10_RESOLUTION))  in ADT7X10_REG_TO_TEMP()
238 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_show_temp()  local
249 	return sprintf(buf, "%d\n", ADT7X10_REG_TO_TEMP(data,  in adt7x10_show_temp()
250 		       data->temp[attr->index]));  in adt7x10_show_temp()
258 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_set_temp()  local
267 	mutex_lock(&data->update_lock);  in adt7x10_set_temp()
268 	data->temp[nr] = ADT7X10_TEMP_TO_REG(temp);  in adt7x10_set_temp()
269 	ret = adt7x10_write_word(dev, ADT7X10_REG_TEMP[nr], data->temp[nr]);  in adt7x10_set_temp()
272 	mutex_unlock(&data->update_lock);  in adt7x10_set_temp()
281 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_show_t_hyst()  local
285 	hyst = (data->hyst & ADT7X10_T_HYST_MASK) * 1000;  in adt7x10_show_t_hyst()
294 		       ADT7X10_REG_TO_TEMP(data, data->temp[nr]) - hyst);  in adt7x10_show_t_hyst()
301 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_set_t_hyst()  local
309 	limit = ADT7X10_REG_TO_TEMP(data, data->temp[1]);  in adt7x10_set_t_hyst()
311 	data->hyst = clamp_val(DIV_ROUND_CLOSEST(limit - hyst, 1000),  in adt7x10_set_t_hyst()
313 	ret = adt7x10_write_byte(dev, ADT7X10_T_HYST, data->hyst);  in adt7x10_set_t_hyst()
338 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_show_name()  local
340 	return sprintf(buf, "%s\n", data->name);  in adt7x10_show_name()
385 	struct adt7x10_data *data;  in adt7x10_probe()  local
388 	data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);  in adt7x10_probe()
389 	if (!data)  in adt7x10_probe()
392 	data->ops = ops;  in adt7x10_probe()
393 	data->name = name;  in adt7x10_probe()
395 	dev_set_drvdata(dev, data);  in adt7x10_probe()
396 	mutex_init(&data->update_lock);  in adt7x10_probe()
404 	data->oldconfig = ret;  in adt7x10_probe()
409 	data->config = data->oldconfig;  in adt7x10_probe()
410 	data->config &= ~(ADT7X10_MODE_MASK | ADT7X10_CT_POLARITY |  in adt7x10_probe()
412 	data->config |= ADT7X10_FULL | ADT7X10_RESOLUTION | ADT7X10_EVENT_MODE;  in adt7x10_probe()
414 	if (data->config != data->oldconfig) {  in adt7x10_probe()
415 		ret = adt7x10_write_byte(dev, ADT7X10_CONFIG, data->config);  in adt7x10_probe()
419 	dev_dbg(dev, "Config %02x\n", data->config);  in adt7x10_probe()
441 	data->hwmon_dev = hwmon_device_register(dev);  in adt7x10_probe()
442 	if (IS_ERR(data->hwmon_dev)) {  in adt7x10_probe()
443 		ret = PTR_ERR(data->hwmon_dev);  in adt7x10_probe()
458 	hwmon_device_unregister(data->hwmon_dev);  in adt7x10_probe()
465 	adt7x10_write_byte(dev, ADT7X10_CONFIG, data->oldconfig);  in adt7x10_probe()
472 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_remove()  local
477 	hwmon_device_unregister(data->hwmon_dev);  in adt7x10_remove()
478 	if (data->name)  in adt7x10_remove()
481 	if (data->oldconfig != data->config)  in adt7x10_remove()
482 		adt7x10_write_byte(dev, ADT7X10_CONFIG, data->oldconfig);  in adt7x10_remove()
491 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_suspend()  local
494 		data->config | ADT7X10_PD);  in adt7x10_suspend()
499 	struct adt7x10_data *data = dev_get_drvdata(dev);  in adt7x10_resume()  local
501 	return adt7x10_write_byte(dev, ADT7X10_CONFIG, data->config);  in adt7x10_resume()