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2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376 
 kernel/drivers/hwmon/lm77.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  * lm77.c - Part of lm_sensors, Linux kernel modules for hardware
34  *	    monitoring
....@@ -9,16 +10,6 @@
910  * resolution made by National Semiconductor.  Complete datasheet can be
1011  * obtained at their site:
1112  *	http://www.national.com/pf/LM/LM77.html
12
- *
13
- * This program is free software; you can redistribute it and/or modify
14
- * it under the terms of the GNU General Public License as published by
15
- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
2213  */
2314 
2415 #include <linux/module.h>
....@@ -137,7 +128,7 @@
137128 
138129 /* sysfs stuff */
139130 
140
-static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
131
+static ssize_t temp_show(struct device *dev, struct device_attribute *devattr,
141132 			 char *buf)
142133 {
143134 	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
....@@ -146,7 +137,7 @@
146137 	return sprintf(buf, "%d\n", data->temp[attr->index]);
147138 }
148139 
149
-static ssize_t show_temp_hyst(struct device *dev,
140
+static ssize_t temp_hyst_show(struct device *dev,
150141 			      struct device_attribute *devattr, char *buf)
151142 {
152143 	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
....@@ -160,8 +151,9 @@
160151 	return sprintf(buf, "%d\n", temp);
161152 }
162153 
163
-static ssize_t set_temp(struct device *dev, struct device_attribute *devattr,
164
-			const char *buf, size_t count)
154
+static ssize_t temp_store(struct device *dev,
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+			  struct device_attribute *devattr, const char *buf,
156
+			  size_t count)
165157 {
166158 	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
167159 	struct lm77_data *data = dev_get_drvdata(dev);
....@@ -186,9 +178,9 @@
186178  * hysteresis is stored as a relative value on the chip, so it has to be
187179  * converted first.
188180  */
189
-static ssize_t set_temp_hyst(struct device *dev,
190
-			     struct device_attribute *devattr,
191
-			     const char *buf, size_t count)
181
+static ssize_t temp_hyst_store(struct device *dev,
182
+			       struct device_attribute *devattr,
183
+			       const char *buf, size_t count)
192184 {
193185 	struct lm77_data *data = dev_get_drvdata(dev);
194186 	struct i2c_client *client = data->client;
....@@ -208,7 +200,7 @@
208200 	return count;
209201 }
210202 
211
-static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
203
+static ssize_t alarm_show(struct device *dev, struct device_attribute *attr,
212204 			  char *buf)
213205 {
214206 	int bitnr = to_sensor_dev_attr(attr)->index;
....@@ -216,22 +208,18 @@
216208 	return sprintf(buf, "%u\n", (data->alarms >> bitnr) & 1);
217209 }
218210 
219
-static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, t_input);
220
-static SENSOR_DEVICE_ATTR(temp1_crit, S_IWUSR | S_IRUGO, show_temp, set_temp,
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-			  t_crit);
222
-static SENSOR_DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, show_temp, set_temp,
223
-			  t_min);
224
-static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp, set_temp,
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-			  t_max);
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+static SENSOR_DEVICE_ATTR_RO(temp1_input, temp, t_input);
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+static SENSOR_DEVICE_ATTR_RW(temp1_crit, temp, t_crit);
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+static SENSOR_DEVICE_ATTR_RW(temp1_min, temp, t_min);
214
+static SENSOR_DEVICE_ATTR_RW(temp1_max, temp, t_max);
226215 
227
-static SENSOR_DEVICE_ATTR(temp1_crit_hyst, S_IWUSR | S_IRUGO, show_temp_hyst,
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-			  set_temp_hyst, t_crit);
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-static SENSOR_DEVICE_ATTR(temp1_min_hyst, S_IRUGO, show_temp_hyst, NULL, t_min);
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-static SENSOR_DEVICE_ATTR(temp1_max_hyst, S_IRUGO, show_temp_hyst, NULL, t_max);
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+static SENSOR_DEVICE_ATTR_RW(temp1_crit_hyst, temp_hyst, t_crit);
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+static SENSOR_DEVICE_ATTR_RO(temp1_min_hyst, temp_hyst, t_min);
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+static SENSOR_DEVICE_ATTR_RO(temp1_max_hyst, temp_hyst, t_max);
231219 
232
-static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO, show_alarm, NULL, 2);
233
-static SENSOR_DEVICE_ATTR(temp1_min_alarm, S_IRUGO, show_alarm, NULL, 0);
234
-static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_alarm, NULL, 1);
220
+static SENSOR_DEVICE_ATTR_RO(temp1_crit_alarm, alarm, 2);
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+static SENSOR_DEVICE_ATTR_RO(temp1_min_alarm, alarm, 0);
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+static SENSOR_DEVICE_ATTR_RO(temp1_max_alarm, alarm, 1);
235223 
236224 static struct attribute *lm77_attrs[] = {
237225 	&sensor_dev_attr_temp1_input.dev_attr.attr,
....@@ -327,7 +315,7 @@
327315 		lm77_write_value(client, LM77_REG_CONF, conf & 0xfe);
328316 }
329317 
330
-static int lm77_probe(struct i2c_client *client, const struct i2c_device_id *id)
318
+static int lm77_probe(struct i2c_client *client)
331319 {
332320 	struct device *dev = &client->dev;
333321 	struct device *hwmon_dev;
....@@ -360,7 +348,7 @@
360348 	.driver = {
361349 		.name	= "lm77",
362350 	},
363
-	.probe		= lm77_probe,
351
+	.probe_new	= lm77_probe,
364352 	.id_table	= lm77_id,
365353 	.detect		= lm77_detect,
366354 	.address_list	= normal_i2c,