Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/hwmon/max6639.c b/drivers/hwmon/max6639.c
index f98a83c..2d56e97 100644
--- a/drivers/hwmon/max6639.c
+++ b/drivers/hwmon/max6639.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * max6639.c - Support for Maxim MAX6639
  *
@@ -7,20 +8,6 @@
  *
  * based on the initial MAX6639 support from semptian.net
  * by He Changqing <hechangqing@semptian.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
 #include <linux/module.h>
@@ -162,7 +149,7 @@
 	return ret;
 }
 
-static ssize_t show_temp_input(struct device *dev,
+static ssize_t temp_input_show(struct device *dev,
 			       struct device_attribute *dev_attr, char *buf)
 {
 	long temp;
@@ -176,7 +163,7 @@
 	return sprintf(buf, "%ld\n", temp);
 }
 
-static ssize_t show_temp_fault(struct device *dev,
+static ssize_t temp_fault_show(struct device *dev,
 			       struct device_attribute *dev_attr, char *buf)
 {
 	struct max6639_data *data = max6639_update_device(dev);
@@ -188,7 +175,7 @@
 	return sprintf(buf, "%d\n", data->temp_fault[attr->index]);
 }
 
-static ssize_t show_temp_max(struct device *dev,
+static ssize_t temp_max_show(struct device *dev,
 			     struct device_attribute *dev_attr, char *buf)
 {
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(dev_attr);
@@ -197,9 +184,9 @@
 	return sprintf(buf, "%d\n", (data->temp_therm[attr->index] * 1000));
 }
 
-static ssize_t set_temp_max(struct device *dev,
-			    struct device_attribute *dev_attr,
-			    const char *buf, size_t count)
+static ssize_t temp_max_store(struct device *dev,
+			      struct device_attribute *dev_attr,
+			      const char *buf, size_t count)
 {
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(dev_attr);
 	struct max6639_data *data = dev_get_drvdata(dev);
@@ -220,7 +207,7 @@
 	return count;
 }
 
-static ssize_t show_temp_crit(struct device *dev,
+static ssize_t temp_crit_show(struct device *dev,
 			      struct device_attribute *dev_attr, char *buf)
 {
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(dev_attr);
@@ -229,9 +216,9 @@
 	return sprintf(buf, "%d\n", (data->temp_alert[attr->index] * 1000));
 }
 
-static ssize_t set_temp_crit(struct device *dev,
-			     struct device_attribute *dev_attr,
-			     const char *buf, size_t count)
+static ssize_t temp_crit_store(struct device *dev,
+			       struct device_attribute *dev_attr,
+			       const char *buf, size_t count)
 {
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(dev_attr);
 	struct max6639_data *data = dev_get_drvdata(dev);
@@ -252,7 +239,7 @@
 	return count;
 }
 
-static ssize_t show_temp_emergency(struct device *dev,
+static ssize_t temp_emergency_show(struct device *dev,
 				   struct device_attribute *dev_attr,
 				   char *buf)
 {
@@ -262,9 +249,9 @@
 	return sprintf(buf, "%d\n", (data->temp_ot[attr->index] * 1000));
 }
 
-static ssize_t set_temp_emergency(struct device *dev,
-				  struct device_attribute *dev_attr,
-				  const char *buf, size_t count)
+static ssize_t temp_emergency_store(struct device *dev,
+				    struct device_attribute *dev_attr,
+				    const char *buf, size_t count)
 {
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(dev_attr);
 	struct max6639_data *data = dev_get_drvdata(dev);
@@ -285,8 +272,8 @@
 	return count;
 }
 
-static ssize_t show_pwm(struct device *dev,
-			struct device_attribute *dev_attr, char *buf)
+static ssize_t pwm_show(struct device *dev, struct device_attribute *dev_attr,
+			char *buf)
 {
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(dev_attr);
 	struct max6639_data *data = dev_get_drvdata(dev);
@@ -294,9 +281,9 @@
 	return sprintf(buf, "%d\n", data->pwm[attr->index] * 255 / 120);
 }
 
-static ssize_t set_pwm(struct device *dev,
-		       struct device_attribute *dev_attr,
-		       const char *buf, size_t count)
+static ssize_t pwm_store(struct device *dev,
+			 struct device_attribute *dev_attr, const char *buf,
+			 size_t count)
 {
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(dev_attr);
 	struct max6639_data *data = dev_get_drvdata(dev);
@@ -319,7 +306,7 @@
 	return count;
 }
 
-static ssize_t show_fan_input(struct device *dev,
+static ssize_t fan_input_show(struct device *dev,
 			      struct device_attribute *dev_attr, char *buf)
 {
 	struct max6639_data *data = max6639_update_device(dev);
@@ -332,7 +319,7 @@
 		       data->rpm_range));
 }
 
-static ssize_t show_alarm(struct device *dev,
+static ssize_t alarm_show(struct device *dev,
 			  struct device_attribute *dev_attr, char *buf)
 {
 	struct max6639_data *data = max6639_update_device(dev);
@@ -344,34 +331,28 @@
 	return sprintf(buf, "%d\n", !!(data->status & (1 << attr->index)));
 }
 
-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(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(temp1_max, S_IWUSR | S_IRUGO, show_temp_max,
-		set_temp_max, 0);
-static SENSOR_DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_temp_max,
-		set_temp_max, 1);
-static SENSOR_DEVICE_ATTR(temp1_crit, S_IWUSR | S_IRUGO, show_temp_crit,
-		set_temp_crit, 0);
-static SENSOR_DEVICE_ATTR(temp2_crit, S_IWUSR | S_IRUGO, show_temp_crit,
-		set_temp_crit, 1);
-static SENSOR_DEVICE_ATTR(temp1_emergency, S_IWUSR | S_IRUGO,
-		show_temp_emergency, set_temp_emergency, 0);
-static SENSOR_DEVICE_ATTR(temp2_emergency, S_IWUSR | S_IRUGO,
-		show_temp_emergency, set_temp_emergency, 1);
-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(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(fan1_fault, S_IRUGO, show_alarm, NULL, 1);
-static SENSOR_DEVICE_ATTR(fan2_fault, S_IRUGO, show_alarm, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_alarm, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp2_max_alarm, S_IRUGO, show_alarm, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO, show_alarm, NULL, 7);
-static SENSOR_DEVICE_ATTR(temp2_crit_alarm, S_IRUGO, show_alarm, NULL, 6);
-static SENSOR_DEVICE_ATTR(temp1_emergency_alarm, S_IRUGO, show_alarm, NULL, 5);
-static SENSOR_DEVICE_ATTR(temp2_emergency_alarm, S_IRUGO, show_alarm, NULL, 4);
+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(temp1_fault, temp_fault, 0);
+static SENSOR_DEVICE_ATTR_RO(temp2_fault, temp_fault, 1);
+static SENSOR_DEVICE_ATTR_RW(temp1_max, temp_max, 0);
+static SENSOR_DEVICE_ATTR_RW(temp2_max, temp_max, 1);
+static SENSOR_DEVICE_ATTR_RW(temp1_crit, temp_crit, 0);
+static SENSOR_DEVICE_ATTR_RW(temp2_crit, temp_crit, 1);
+static SENSOR_DEVICE_ATTR_RW(temp1_emergency, temp_emergency, 0);
+static SENSOR_DEVICE_ATTR_RW(temp2_emergency, temp_emergency, 1);
+static SENSOR_DEVICE_ATTR_RW(pwm1, pwm, 0);
+static SENSOR_DEVICE_ATTR_RW(pwm2, pwm, 1);
+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(fan1_fault, alarm, 1);
+static SENSOR_DEVICE_ATTR_RO(fan2_fault, alarm, 0);
+static SENSOR_DEVICE_ATTR_RO(temp1_max_alarm, alarm, 3);
+static SENSOR_DEVICE_ATTR_RO(temp2_max_alarm, alarm, 2);
+static SENSOR_DEVICE_ATTR_RO(temp1_crit_alarm, alarm, 7);
+static SENSOR_DEVICE_ATTR_RO(temp2_crit_alarm, alarm, 6);
+static SENSOR_DEVICE_ATTR_RO(temp1_emergency_alarm, alarm, 5);
+static SENSOR_DEVICE_ATTR_RO(temp2_emergency_alarm, alarm, 4);
 
 
 static struct attribute *max6639_attrs[] = {