static int omap_set_temp_thresh(struct thermal_dev *tdev, int min, int max)
{
struct platform_device *pdev = to_platform_device(tdev->dev);
struct scm *scm_ptr = platform_get_drvdata(pdev);
int ret, t_cold, t_hot, thresh_val, hot, cold;
int id = tdev->sen_id;
struct omap4460plus_temp_sensor_registers *tsr;
tsr = scm_ptr->registers[id];
t_cold = temp_to_adc_conversion(min, scm_ptr, id);
t_hot = temp_to_adc_conversion(max, scm_ptr, id);
thresh_val = omap4plus_scm_readl(scm_ptr, tsr->bgap_threshold);
hot = (thresh_val & tsr->threshold_thot_mask) >>
__ffs(tsr->threshold_thot_mask);
cold = (thresh_val & tsr->threshold_tcold_mask) >>
__ffs(tsr->threshold_tcold_mask);
if (t_hot < cold) {
ret = omap4460plus_scm_set_temp_max_hyst(scm_ptr, id, min);
ret = omap4460plus_scm_set_temp_max(scm_ptr, id, max);
} else {
ret = omap4460plus_scm_set_temp_max(scm_ptr, id, max);
ret = omap4460plus_scm_set_temp_max_hyst(scm_ptr, id, min);
}
return ret;
}
static ssize_t set_temp_max(struct device *dev,
struct device_attribute *devattr,
const char *buf, size_t count)
{
struct temp_sensor_hwmon *tsh = dev_get_drvdata(dev);
struct platform_device *pdev = container_of(dev,
struct platform_device, dev);
int id = pdev->id, ret;
long val;
if (strict_strtol(buf, 10, &val))
return -EINVAL;
ret = omap4460plus_scm_set_temp_max(tsh->scm_ptr, id, val);
if (ret < 0)
return ret;
return count;
}