Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/hwmon/pc87427.c b/drivers/hwmon/pc87427.c
index dc5a9d5..eaab83d 100644
--- a/drivers/hwmon/pc87427.c
+++ b/drivers/hwmon/pc87427.c
@@ -1,17 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  pc87427.c - hardware monitoring driver for the
  *              National Semiconductor PC87427 Super-I/O chip
  *  Copyright (C) 2006, 2008, 2010  Jean Delvare <jdelvare@suse.de>
  *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License version 2 as
- *  published by the Free Software Foundation.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
  *  Supports the following chips:
  *
  *  Chip        #vin    #fan    #pwm    #temp   devid
@@ -106,6 +98,13 @@
 #define LD_IN		1
 #define LD_TEMP		1
 
+static inline int superio_enter(int sioaddr)
+{
+	if (!request_muxed_region(sioaddr, 2, DRVNAME))
+		return -EBUSY;
+	return 0;
+}
+
 static inline void superio_outb(int sioaddr, int reg, int val)
 {
 	outb(reg, sioaddr);
@@ -122,6 +121,7 @@
 {
 	outb(0x02, sioaddr);
 	outb(0x02, sioaddr + 1);
+	release_region(sioaddr, 2);
 }
 
 /*
@@ -384,8 +384,8 @@
 	return data;
 }
 
-static ssize_t show_fan_input(struct device *dev, struct device_attribute
-			      *devattr, char *buf)
+static ssize_t fan_input_show(struct device *dev,
+			      struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -393,8 +393,8 @@
 	return sprintf(buf, "%lu\n", fan_from_reg(data->fan[nr]));
 }
 
-static ssize_t show_fan_min(struct device *dev, struct device_attribute
-			    *devattr, char *buf)
+static ssize_t fan_min_show(struct device *dev,
+			    struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -402,8 +402,8 @@
 	return sprintf(buf, "%lu\n", fan_from_reg(data->fan_min[nr]));
 }
 
-static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
-			      *devattr, char *buf)
+static ssize_t fan_alarm_show(struct device *dev,
+			      struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -412,8 +412,8 @@
 				       & FAN_STATUS_LOSPD));
 }
 
-static ssize_t show_fan_fault(struct device *dev, struct device_attribute
-			      *devattr, char *buf)
+static ssize_t fan_fault_show(struct device *dev,
+			      struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -422,8 +422,9 @@
 				       & FAN_STATUS_STALL));
 }
 
-static ssize_t set_fan_min(struct device *dev, struct device_attribute
-			   *devattr, const char *buf, size_t count)
+static ssize_t fan_min_store(struct device *dev,
+			     struct device_attribute *devattr,
+			     const char *buf, size_t count)
 {
 	struct pc87427_data *data = dev_get_drvdata(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -449,49 +450,41 @@
 	return count;
 }
 
-static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_fan_input, NULL, 0);
-static SENSOR_DEVICE_ATTR(fan2_input, S_IRUGO, show_fan_input, NULL, 1);
-static SENSOR_DEVICE_ATTR(fan3_input, S_IRUGO, show_fan_input, NULL, 2);
-static SENSOR_DEVICE_ATTR(fan4_input, S_IRUGO, show_fan_input, NULL, 3);
-static SENSOR_DEVICE_ATTR(fan5_input, S_IRUGO, show_fan_input, NULL, 4);
-static SENSOR_DEVICE_ATTR(fan6_input, S_IRUGO, show_fan_input, NULL, 5);
-static SENSOR_DEVICE_ATTR(fan7_input, S_IRUGO, show_fan_input, NULL, 6);
-static SENSOR_DEVICE_ATTR(fan8_input, S_IRUGO, show_fan_input, NULL, 7);
+static SENSOR_DEVICE_ATTR_RO(fan1_input, fan_input, 0);
+static SENSOR_DEVICE_ATTR_RO(fan2_input, fan_input, 1);
+static SENSOR_DEVICE_ATTR_RO(fan3_input, fan_input, 2);
+static SENSOR_DEVICE_ATTR_RO(fan4_input, fan_input, 3);
+static SENSOR_DEVICE_ATTR_RO(fan5_input, fan_input, 4);
+static SENSOR_DEVICE_ATTR_RO(fan6_input, fan_input, 5);
+static SENSOR_DEVICE_ATTR_RO(fan7_input, fan_input, 6);
+static SENSOR_DEVICE_ATTR_RO(fan8_input, fan_input, 7);
 
-static SENSOR_DEVICE_ATTR(fan1_min, S_IWUSR | S_IRUGO,
-			  show_fan_min, set_fan_min, 0);
-static SENSOR_DEVICE_ATTR(fan2_min, S_IWUSR | S_IRUGO,
-			  show_fan_min, set_fan_min, 1);
-static SENSOR_DEVICE_ATTR(fan3_min, S_IWUSR | S_IRUGO,
-			  show_fan_min, set_fan_min, 2);
-static SENSOR_DEVICE_ATTR(fan4_min, S_IWUSR | S_IRUGO,
-			  show_fan_min, set_fan_min, 3);
-static SENSOR_DEVICE_ATTR(fan5_min, S_IWUSR | S_IRUGO,
-			  show_fan_min, set_fan_min, 4);
-static SENSOR_DEVICE_ATTR(fan6_min, S_IWUSR | S_IRUGO,
-			  show_fan_min, set_fan_min, 5);
-static SENSOR_DEVICE_ATTR(fan7_min, S_IWUSR | S_IRUGO,
-			  show_fan_min, set_fan_min, 6);
-static SENSOR_DEVICE_ATTR(fan8_min, S_IWUSR | S_IRUGO,
-			  show_fan_min, set_fan_min, 7);
+static SENSOR_DEVICE_ATTR_RW(fan1_min, fan_min, 0);
+static SENSOR_DEVICE_ATTR_RW(fan2_min, fan_min, 1);
+static SENSOR_DEVICE_ATTR_RW(fan3_min, fan_min, 2);
+static SENSOR_DEVICE_ATTR_RW(fan4_min, fan_min, 3);
+static SENSOR_DEVICE_ATTR_RW(fan5_min, fan_min, 4);
+static SENSOR_DEVICE_ATTR_RW(fan6_min, fan_min, 5);
+static SENSOR_DEVICE_ATTR_RW(fan7_min, fan_min, 6);
+static SENSOR_DEVICE_ATTR_RW(fan8_min, fan_min, 7);
 
-static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_fan_alarm, NULL, 0);
-static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_fan_alarm, NULL, 1);
-static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_fan_alarm, NULL, 2);
-static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_fan_alarm, NULL, 3);
-static SENSOR_DEVICE_ATTR(fan5_alarm, S_IRUGO, show_fan_alarm, NULL, 4);
-static SENSOR_DEVICE_ATTR(fan6_alarm, S_IRUGO, show_fan_alarm, NULL, 5);
-static SENSOR_DEVICE_ATTR(fan7_alarm, S_IRUGO, show_fan_alarm, NULL, 6);
-static SENSOR_DEVICE_ATTR(fan8_alarm, S_IRUGO, show_fan_alarm, NULL, 7);
+static SENSOR_DEVICE_ATTR_RO(fan1_alarm, fan_alarm, 0);
+static SENSOR_DEVICE_ATTR_RO(fan2_alarm, fan_alarm, 1);
+static SENSOR_DEVICE_ATTR_RO(fan3_alarm, fan_alarm, 2);
+static SENSOR_DEVICE_ATTR_RO(fan4_alarm, fan_alarm, 3);
+static SENSOR_DEVICE_ATTR_RO(fan5_alarm, fan_alarm, 4);
+static SENSOR_DEVICE_ATTR_RO(fan6_alarm, fan_alarm, 5);
+static SENSOR_DEVICE_ATTR_RO(fan7_alarm, fan_alarm, 6);
+static SENSOR_DEVICE_ATTR_RO(fan8_alarm, fan_alarm, 7);
 
-static SENSOR_DEVICE_ATTR(fan1_fault, S_IRUGO, show_fan_fault, NULL, 0);
-static SENSOR_DEVICE_ATTR(fan2_fault, S_IRUGO, show_fan_fault, NULL, 1);
-static SENSOR_DEVICE_ATTR(fan3_fault, S_IRUGO, show_fan_fault, NULL, 2);
-static SENSOR_DEVICE_ATTR(fan4_fault, S_IRUGO, show_fan_fault, NULL, 3);
-static SENSOR_DEVICE_ATTR(fan5_fault, S_IRUGO, show_fan_fault, NULL, 4);
-static SENSOR_DEVICE_ATTR(fan6_fault, S_IRUGO, show_fan_fault, NULL, 5);
-static SENSOR_DEVICE_ATTR(fan7_fault, S_IRUGO, show_fan_fault, NULL, 6);
-static SENSOR_DEVICE_ATTR(fan8_fault, S_IRUGO, show_fan_fault, NULL, 7);
+static SENSOR_DEVICE_ATTR_RO(fan1_fault, fan_fault, 0);
+static SENSOR_DEVICE_ATTR_RO(fan2_fault, fan_fault, 1);
+static SENSOR_DEVICE_ATTR_RO(fan3_fault, fan_fault, 2);
+static SENSOR_DEVICE_ATTR_RO(fan4_fault, fan_fault, 3);
+static SENSOR_DEVICE_ATTR_RO(fan5_fault, fan_fault, 4);
+static SENSOR_DEVICE_ATTR_RO(fan6_fault, fan_fault, 5);
+static SENSOR_DEVICE_ATTR_RO(fan7_fault, fan_fault, 6);
+static SENSOR_DEVICE_ATTR_RO(fan8_fault, fan_fault, 7);
 
 static struct attribute *pc87427_attributes_fan[8][5] = {
 	{
@@ -568,8 +561,8 @@
 	outb(data->pwm_enable[nr], iobase + PC87427_REG_PWM_ENABLE);
 }
 
-static ssize_t show_pwm_enable(struct device *dev, struct device_attribute
-			       *devattr, char *buf)
+static ssize_t pwm_enable_show(struct device *dev,
+			       struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -581,8 +574,9 @@
 	return sprintf(buf, "%d\n", pwm_enable);
 }
 
-static ssize_t set_pwm_enable(struct device *dev, struct device_attribute
-			      *devattr, const char *buf, size_t count)
+static ssize_t pwm_enable_store(struct device *dev,
+				struct device_attribute *devattr,
+				const char *buf, size_t count)
 {
 	struct pc87427_data *data = dev_get_drvdata(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -602,8 +596,8 @@
 	return count;
 }
 
-static ssize_t show_pwm(struct device *dev, struct device_attribute
-			*devattr, char *buf)
+static ssize_t pwm_show(struct device *dev, struct device_attribute *devattr,
+			char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -611,8 +605,8 @@
 	return sprintf(buf, "%d\n", (int)data->pwm[nr]);
 }
 
-static ssize_t set_pwm(struct device *dev, struct device_attribute
-		       *devattr, const char *buf, size_t count)
+static ssize_t pwm_store(struct device *dev, struct device_attribute *devattr,
+			 const char *buf, size_t count)
 {
 	struct pc87427_data *data = dev_get_drvdata(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -657,19 +651,15 @@
 	return count;
 }
 
-static SENSOR_DEVICE_ATTR(pwm1_enable, S_IWUSR | S_IRUGO,
-			  show_pwm_enable, set_pwm_enable, 0);
-static SENSOR_DEVICE_ATTR(pwm2_enable, S_IWUSR | S_IRUGO,
-			  show_pwm_enable, set_pwm_enable, 1);
-static SENSOR_DEVICE_ATTR(pwm3_enable, S_IWUSR | S_IRUGO,
-			  show_pwm_enable, set_pwm_enable, 2);
-static SENSOR_DEVICE_ATTR(pwm4_enable, S_IWUSR | S_IRUGO,
-			  show_pwm_enable, set_pwm_enable, 3);
+static SENSOR_DEVICE_ATTR_RW(pwm1_enable, pwm_enable, 0);
+static SENSOR_DEVICE_ATTR_RW(pwm2_enable, pwm_enable, 1);
+static SENSOR_DEVICE_ATTR_RW(pwm3_enable, pwm_enable, 2);
+static SENSOR_DEVICE_ATTR_RW(pwm4_enable, pwm_enable, 3);
 
-static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 0);
-static SENSOR_DEVICE_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 1);
-static SENSOR_DEVICE_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 2);
-static SENSOR_DEVICE_ATTR(pwm4, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 3);
+static SENSOR_DEVICE_ATTR_RW(pwm1, pwm, 0);
+static SENSOR_DEVICE_ATTR_RW(pwm2, pwm, 1);
+static SENSOR_DEVICE_ATTR_RW(pwm3, pwm, 2);
+static SENSOR_DEVICE_ATTR_RW(pwm4, pwm, 3);
 
 static struct attribute *pc87427_attributes_pwm[4][3] = {
 	{
@@ -698,8 +688,8 @@
 	{ .attrs = pc87427_attributes_pwm[3] },
 };
 
-static ssize_t show_temp_input(struct device *dev, struct device_attribute
-			       *devattr, char *buf)
+static ssize_t temp_input_show(struct device *dev,
+			       struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -707,8 +697,8 @@
 	return sprintf(buf, "%ld\n", temp_from_reg(data->temp[nr]));
 }
 
-static ssize_t show_temp_min(struct device *dev, struct device_attribute
-			     *devattr, char *buf)
+static ssize_t temp_min_show(struct device *dev,
+			     struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -716,8 +706,8 @@
 	return sprintf(buf, "%ld\n", temp_from_reg8(data->temp_min[nr]));
 }
 
-static ssize_t show_temp_max(struct device *dev, struct device_attribute
-			     *devattr, char *buf)
+static ssize_t temp_max_show(struct device *dev,
+			     struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -725,8 +715,8 @@
 	return sprintf(buf, "%ld\n", temp_from_reg8(data->temp_max[nr]));
 }
 
-static ssize_t show_temp_crit(struct device *dev, struct device_attribute
-			      *devattr, char *buf)
+static ssize_t temp_crit_show(struct device *dev,
+			      struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -734,8 +724,8 @@
 	return sprintf(buf, "%ld\n", temp_from_reg8(data->temp_crit[nr]));
 }
 
-static ssize_t show_temp_type(struct device *dev, struct device_attribute
-			      *devattr, char *buf)
+static ssize_t temp_type_show(struct device *dev,
+			      struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -743,8 +733,9 @@
 	return sprintf(buf, "%u\n", temp_type_from_reg(data->temp_type[nr]));
 }
 
-static ssize_t show_temp_min_alarm(struct device *dev, struct device_attribute
-				   *devattr, char *buf)
+static ssize_t temp_min_alarm_show(struct device *dev,
+				   struct device_attribute *devattr,
+				   char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -753,8 +744,9 @@
 				       & TEMP_STATUS_LOWFLG));
 }
 
-static ssize_t show_temp_max_alarm(struct device *dev, struct device_attribute
-				   *devattr, char *buf)
+static ssize_t temp_max_alarm_show(struct device *dev,
+				   struct device_attribute *devattr,
+				   char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -763,8 +755,9 @@
 				       & TEMP_STATUS_HIGHFLG));
 }
 
-static ssize_t show_temp_crit_alarm(struct device *dev, struct device_attribute
-				   *devattr, char *buf)
+static ssize_t temp_crit_alarm_show(struct device *dev,
+				    struct device_attribute *devattr,
+				    char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -773,8 +766,8 @@
 				       & TEMP_STATUS_CRITFLG));
 }
 
-static ssize_t show_temp_fault(struct device *dev, struct device_attribute
-			       *devattr, char *buf)
+static ssize_t temp_fault_show(struct device *dev,
+			       struct device_attribute *devattr, char *buf)
 {
 	struct pc87427_data *data = pc87427_update_device(dev);
 	int nr = to_sensor_dev_attr(devattr)->index;
@@ -783,86 +776,68 @@
 				       & TEMP_STATUS_SENSERR));
 }
 
-static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp_input, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp_input, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp_input, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, show_temp_input, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_input, S_IRUGO, show_temp_input, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_input, S_IRUGO, show_temp_input, NULL, 5);
+static SENSOR_DEVICE_ATTR_RO(temp1_input, temp_input, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_input, temp_input, 1);
+static SENSOR_DEVICE_ATTR_RO(temp3_input, temp_input, 2);
+static SENSOR_DEVICE_ATTR_RO(temp4_input, temp_input, 3);
+static SENSOR_DEVICE_ATTR_RO(temp5_input, temp_input, 4);
+static SENSOR_DEVICE_ATTR_RO(temp6_input, temp_input, 5);
 
-static SENSOR_DEVICE_ATTR(temp1_min, S_IRUGO, show_temp_min, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_min, S_IRUGO, show_temp_min, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_min, S_IRUGO, show_temp_min, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_min, S_IRUGO, show_temp_min, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_min, S_IRUGO, show_temp_min, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_min, S_IRUGO, show_temp_min, NULL, 5);
+static SENSOR_DEVICE_ATTR_RO(temp1_min, temp_min, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_min, temp_min, 1);
+static SENSOR_DEVICE_ATTR_RO(temp3_min, temp_min, 2);
+static SENSOR_DEVICE_ATTR_RO(temp4_min, temp_min, 3);
+static SENSOR_DEVICE_ATTR_RO(temp5_min, temp_min, 4);
+static SENSOR_DEVICE_ATTR_RO(temp6_min, temp_min, 5);
 
-static SENSOR_DEVICE_ATTR(temp1_max, S_IRUGO, show_temp_max, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_max, S_IRUGO, show_temp_max, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_max, S_IRUGO, show_temp_max, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_max, S_IRUGO, show_temp_max, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_max, S_IRUGO, show_temp_max, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_max, S_IRUGO, show_temp_max, NULL, 5);
+static SENSOR_DEVICE_ATTR_RO(temp1_max, temp_max, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_max, temp_max, 1);
+static SENSOR_DEVICE_ATTR_RO(temp3_max, temp_max, 2);
+static SENSOR_DEVICE_ATTR_RO(temp4_max, temp_max, 3);
+static SENSOR_DEVICE_ATTR_RO(temp5_max, temp_max, 4);
+static SENSOR_DEVICE_ATTR_RO(temp6_max, temp_max, 5);
 
-static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO, show_temp_crit, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_crit, S_IRUGO, show_temp_crit, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_crit, S_IRUGO, show_temp_crit, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_crit, S_IRUGO, show_temp_crit, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_crit, S_IRUGO, show_temp_crit, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_crit, S_IRUGO, show_temp_crit, NULL, 5);
+static SENSOR_DEVICE_ATTR_RO(temp1_crit, temp_crit, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_crit, temp_crit, 1);
+static SENSOR_DEVICE_ATTR_RO(temp3_crit, temp_crit, 2);
+static SENSOR_DEVICE_ATTR_RO(temp4_crit, temp_crit, 3);
+static SENSOR_DEVICE_ATTR_RO(temp5_crit, temp_crit, 4);
+static SENSOR_DEVICE_ATTR_RO(temp6_crit, temp_crit, 5);
 
-static SENSOR_DEVICE_ATTR(temp1_type, S_IRUGO, show_temp_type, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_type, S_IRUGO, show_temp_type, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_type, S_IRUGO, show_temp_type, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_type, S_IRUGO, show_temp_type, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_type, S_IRUGO, show_temp_type, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_type, S_IRUGO, show_temp_type, NULL, 5);
+static SENSOR_DEVICE_ATTR_RO(temp1_type, temp_type, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_type, temp_type, 1);
+static SENSOR_DEVICE_ATTR_RO(temp3_type, temp_type, 2);
+static SENSOR_DEVICE_ATTR_RO(temp4_type, temp_type, 3);
+static SENSOR_DEVICE_ATTR_RO(temp5_type, temp_type, 4);
+static SENSOR_DEVICE_ATTR_RO(temp6_type, temp_type, 5);
 
-static SENSOR_DEVICE_ATTR(temp1_min_alarm, S_IRUGO,
-			  show_temp_min_alarm, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_min_alarm, S_IRUGO,
-			  show_temp_min_alarm, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_min_alarm, S_IRUGO,
-			  show_temp_min_alarm, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_min_alarm, S_IRUGO,
-			  show_temp_min_alarm, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_min_alarm, S_IRUGO,
-			  show_temp_min_alarm, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_min_alarm, S_IRUGO,
-			  show_temp_min_alarm, NULL, 5);
+static SENSOR_DEVICE_ATTR_RO(temp1_min_alarm, temp_min_alarm, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_min_alarm, temp_min_alarm, 1);
+static SENSOR_DEVICE_ATTR_RO(temp3_min_alarm, temp_min_alarm, 2);
+static SENSOR_DEVICE_ATTR_RO(temp4_min_alarm, temp_min_alarm, 3);
+static SENSOR_DEVICE_ATTR_RO(temp5_min_alarm, temp_min_alarm, 4);
+static SENSOR_DEVICE_ATTR_RO(temp6_min_alarm, temp_min_alarm, 5);
 
-static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO,
-			  show_temp_max_alarm, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_max_alarm, S_IRUGO,
-			  show_temp_max_alarm, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_max_alarm, S_IRUGO,
-			  show_temp_max_alarm, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_max_alarm, S_IRUGO,
-			  show_temp_max_alarm, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_max_alarm, S_IRUGO,
-			  show_temp_max_alarm, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_max_alarm, S_IRUGO,
-			  show_temp_max_alarm, NULL, 5);
+static SENSOR_DEVICE_ATTR_RO(temp1_max_alarm, temp_max_alarm, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_max_alarm, temp_max_alarm, 1);
+static SENSOR_DEVICE_ATTR_RO(temp3_max_alarm, temp_max_alarm, 2);
+static SENSOR_DEVICE_ATTR_RO(temp4_max_alarm, temp_max_alarm, 3);
+static SENSOR_DEVICE_ATTR_RO(temp5_max_alarm, temp_max_alarm, 4);
+static SENSOR_DEVICE_ATTR_RO(temp6_max_alarm, temp_max_alarm, 5);
 
-static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO,
-			  show_temp_crit_alarm, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_crit_alarm, S_IRUGO,
-			  show_temp_crit_alarm, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_crit_alarm, S_IRUGO,
-			  show_temp_crit_alarm, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_crit_alarm, S_IRUGO,
-			  show_temp_crit_alarm, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_crit_alarm, S_IRUGO,
-			  show_temp_crit_alarm, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_crit_alarm, S_IRUGO,
-			  show_temp_crit_alarm, NULL, 5);
+static SENSOR_DEVICE_ATTR_RO(temp1_crit_alarm, temp_crit_alarm, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_crit_alarm, temp_crit_alarm, 1);
+static SENSOR_DEVICE_ATTR_RO(temp3_crit_alarm, temp_crit_alarm, 2);
+static SENSOR_DEVICE_ATTR_RO(temp4_crit_alarm, temp_crit_alarm, 3);
+static SENSOR_DEVICE_ATTR_RO(temp5_crit_alarm, temp_crit_alarm, 4);
+static SENSOR_DEVICE_ATTR_RO(temp6_crit_alarm, temp_crit_alarm, 5);
 
-static SENSOR_DEVICE_ATTR(temp1_fault, S_IRUGO, show_temp_fault, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_fault, S_IRUGO, show_temp_fault, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_fault, S_IRUGO, show_temp_fault, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_fault, S_IRUGO, show_temp_fault, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_fault, S_IRUGO, show_temp_fault, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_fault, S_IRUGO, show_temp_fault, NULL, 5);
+static SENSOR_DEVICE_ATTR_RO(temp1_fault, temp_fault, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_fault, temp_fault, 1);
+static SENSOR_DEVICE_ATTR_RO(temp3_fault, temp_fault, 2);
+static SENSOR_DEVICE_ATTR_RO(temp4_fault, temp_fault, 3);
+static SENSOR_DEVICE_ATTR_RO(temp5_fault, temp_fault, 4);
+static SENSOR_DEVICE_ATTR_RO(temp6_fault, temp_fault, 5);
 
 static struct attribute *pc87427_attributes_temp[6][10] = {
 	{
@@ -1220,7 +1195,11 @@
 {
 	u16 val;
 	u8 cfg, cfg_b;
-	int i, err = 0;
+	int i, err;
+
+	err = superio_enter(sioaddr);
+	if (err)
+		return err;
 
 	/* Identify device */
 	val = force_id ? force_id : superio_inb(sioaddr, SIOREG_DEVID);