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path: root/drivers/misc/eeepc-laptop.c
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Diffstat (limited to 'drivers/misc/eeepc-laptop.c')
-rw-r--r--drivers/misc/eeepc-laptop.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/misc/eeepc-laptop.c b/drivers/misc/eeepc-laptop.c
index facdb9893c84..1ee8501e90f1 100644
--- a/drivers/misc/eeepc-laptop.c
+++ b/drivers/misc/eeepc-laptop.c
@@ -450,12 +450,14 @@ static int eeepc_get_fan_pwm(void)
450 int value = 0; 450 int value = 0;
451 451
452 read_acpi_int(NULL, EEEPC_EC_FAN_PWM, &value); 452 read_acpi_int(NULL, EEEPC_EC_FAN_PWM, &value);
453 value = value * 255 / 100;
453 return (value); 454 return (value);
454} 455}
455 456
456static void eeepc_set_fan_pwm(int value) 457static void eeepc_set_fan_pwm(int value)
457{ 458{
458 value = SENSORS_LIMIT(value, 0, 100); 459 value = SENSORS_LIMIT(value, 0, 255);
460 value = value * 100 / 255;
459 ec_write(EEEPC_EC_SC02, value); 461 ec_write(EEEPC_EC_SC02, value);
460} 462}
461 463
@@ -520,15 +522,23 @@ static ssize_t show_sys_hwmon(int (*get)(void), char *buf)
520 static SENSOR_DEVICE_ATTR(_name, _mode, show_##_name, store_##_name, 0); 522 static SENSOR_DEVICE_ATTR(_name, _mode, show_##_name, store_##_name, 0);
521 523
522EEEPC_CREATE_SENSOR_ATTR(fan1_input, S_IRUGO, eeepc_get_fan_rpm, NULL); 524EEEPC_CREATE_SENSOR_ATTR(fan1_input, S_IRUGO, eeepc_get_fan_rpm, NULL);
523EEEPC_CREATE_SENSOR_ATTR(fan1_pwm, S_IRUGO | S_IWUSR, 525EEEPC_CREATE_SENSOR_ATTR(pwm1, S_IRUGO | S_IWUSR,
524 eeepc_get_fan_pwm, eeepc_set_fan_pwm); 526 eeepc_get_fan_pwm, eeepc_set_fan_pwm);
525EEEPC_CREATE_SENSOR_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, 527EEEPC_CREATE_SENSOR_ATTR(pwm1_enable, S_IRUGO | S_IWUSR,
526 eeepc_get_fan_ctrl, eeepc_set_fan_ctrl); 528 eeepc_get_fan_ctrl, eeepc_set_fan_ctrl);
527 529
530static ssize_t
531show_name(struct device *dev, struct device_attribute *attr, char *buf)
532{
533 return sprintf(buf, "eeepc\n");
534}
535static SENSOR_DEVICE_ATTR(name, S_IRUGO, show_name, NULL, 0);
536
528static struct attribute *hwmon_attributes[] = { 537static struct attribute *hwmon_attributes[] = {
529 &sensor_dev_attr_fan1_pwm.dev_attr.attr, 538 &sensor_dev_attr_pwm1.dev_attr.attr,
530 &sensor_dev_attr_fan1_input.dev_attr.attr, 539 &sensor_dev_attr_fan1_input.dev_attr.attr,
531 &sensor_dev_attr_pwm1_enable.dev_attr.attr, 540 &sensor_dev_attr_pwm1_enable.dev_attr.attr,
541 &sensor_dev_attr_name.dev_attr.attr,
532 NULL 542 NULL
533}; 543};
534 544