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hc
2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376 
 kernel/drivers/hwmon/sht15.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0
12 /*
23  * sht15.c - support for the SHT15 Temperature and Humidity Sensor
34  *
....@@ -9,11 +10,7 @@
910  *
1011  * Copyright (c) 2007 Wouter Horre
1112  *
12
- * This program is free software; you can redistribute it and/or modify
13
- * it under the terms of the GNU General Public License version 2 as
14
- * published by the Free Software Foundation.
15
- *
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- * For further information, see the Documentation/hwmon/sht15 file.
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+ * For further information, see the Documentation/hwmon/sht15.rst file.
1714  */
1815 
1916 #include <linux/interrupt.h>
....@@ -680,9 +677,8 @@
680677  * and heater_enable sysfs attributes.
681678  * Returns number of bytes written into buffer, negative errno on error.
682679  */
683
-static ssize_t sht15_show_status(struct device *dev,
684
-				 struct device_attribute *attr,
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-				 char *buf)
680
+static ssize_t sht15_status_show(struct device *dev,
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+				 struct device_attribute *attr, char *buf)
686682 {
687683 	int ret;
688684 	struct sht15_data *data = dev_get_drvdata(dev);
....@@ -703,7 +699,7 @@
703699  * Will be called on write access to heater_enable sysfs attribute.
704700  * Returns number of bytes actually decoded, negative errno on error.
705701  */
706
-static ssize_t sht15_store_heater(struct device *dev,
702
+static ssize_t sht15_status_store(struct device *dev,
707703 				  struct device_attribute *attr,
708704 				  const char *buf, size_t count)
709705 {
....@@ -737,9 +733,8 @@
737733  * Will be called on read access to temp1_input sysfs attribute.
738734  * Returns number of bytes written into buffer, negative errno on error.
739735  */
740
-static ssize_t sht15_show_temp(struct device *dev,
741
-			       struct device_attribute *attr,
742
-			       char *buf)
736
+static ssize_t sht15_temp_show(struct device *dev,
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+			       struct device_attribute *attr, char *buf)
743738 {
744739 	int ret;
745740 	struct sht15_data *data = dev_get_drvdata(dev);
....@@ -760,9 +755,8 @@
760755  * Will be called on read access to humidity1_input sysfs attribute.
761756  * Returns number of bytes written into buffer, negative errno on error.
762757  */
763
-static ssize_t sht15_show_humidity(struct device *dev,
764
-				   struct device_attribute *attr,
765
-				   char *buf)
758
+static ssize_t sht15_humidity_show(struct device *dev,
759
+				   struct device_attribute *attr, char *buf)
766760 {
767761 	int ret;
768762 	struct sht15_data *data = dev_get_drvdata(dev);
....@@ -780,16 +774,13 @@
780774 	return sprintf(buf, "%s\n", pdev->name);
781775 }
782776 
783
-static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO,
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-			  sht15_show_temp, NULL, 0);
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-static SENSOR_DEVICE_ATTR(humidity1_input, S_IRUGO,
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-			  sht15_show_humidity, NULL, 0);
787
-static SENSOR_DEVICE_ATTR(temp1_fault, S_IRUGO, sht15_show_status, NULL,
788
-			  SHT15_STATUS_LOW_BATTERY);
789
-static SENSOR_DEVICE_ATTR(humidity1_fault, S_IRUGO, sht15_show_status, NULL,
790
-			  SHT15_STATUS_LOW_BATTERY);
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-static SENSOR_DEVICE_ATTR(heater_enable, S_IRUGO | S_IWUSR, sht15_show_status,
792
-			  sht15_store_heater, SHT15_STATUS_HEATER);
777
+static SENSOR_DEVICE_ATTR_RO(temp1_input, sht15_temp, 0);
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+static SENSOR_DEVICE_ATTR_RO(humidity1_input, sht15_humidity, 0);
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+static SENSOR_DEVICE_ATTR_RO(temp1_fault, sht15_status,
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+			     SHT15_STATUS_LOW_BATTERY);
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+static SENSOR_DEVICE_ATTR_RO(humidity1_fault, sht15_status,
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+			     SHT15_STATUS_LOW_BATTERY);
783
+static SENSOR_DEVICE_ATTR_RW(heater_enable, sht15_status, SHT15_STATUS_HEATER);
793784 static DEVICE_ATTR_RO(name);
794785 static struct attribute *sht15_attrs[] = {
795786 	&sensor_dev_attr_temp1_input.dev_attr.attr,