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path: root/drivers/hwmon/abituguru3.c
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Diffstat (limited to 'drivers/hwmon/abituguru3.c')
-rw-r--r--drivers/hwmon/abituguru3.c38
1 files changed, 9 insertions, 29 deletions
diff --git a/drivers/hwmon/abituguru3.c b/drivers/hwmon/abituguru3.c
index 0cac8c0b001a..b70330dc2198 100644
--- a/drivers/hwmon/abituguru3.c
+++ b/drivers/hwmon/abituguru3.c
@@ -1,22 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* abituguru3.c
*
* Copyright (c) 2006-2008 Hans de Goede <hdegoede@redhat.com>
* Copyright (c) 2008 Alistair John Strachan <alistair@devzero.co.uk>
- *
- * 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.
*/
/*
* This driver supports the sensor part of revision 3 of the custom Abit uGuru
@@ -158,7 +145,7 @@ struct abituguru3_data {
struct device *hwmon_dev; /* hwmon registered device */
struct mutex update_lock; /* protect access to data and uGuru */
unsigned short addr; /* uguru base address */
- char valid; /* !=0 if following fields are valid */
+ bool valid; /* true if following fields are valid */
unsigned long last_updated; /* In jiffies */
/*
@@ -176,7 +163,7 @@ struct abituguru3_data {
/*
* The abituguru3 supports up to 48 sensors, and thus has registers
- * sets for 48 sensors, for convienence reasons / simplicity of the
+ * sets for 48 sensors, for convenience reasons / simplicity of the
* code we always read and store all registers for all 48 sensors
*/
@@ -1074,7 +1061,7 @@ abituguru3_probe_error:
return res;
}
-static int abituguru3_remove(struct platform_device *pdev)
+static void abituguru3_remove(struct platform_device *pdev)
{
int i;
struct abituguru3_data *data = platform_get_drvdata(pdev);
@@ -1085,7 +1072,6 @@ static int abituguru3_remove(struct platform_device *pdev)
for (i = 0; i < ARRAY_SIZE(abituguru3_sysfs_attr); i++)
device_remove_file(&pdev->dev,
&abituguru3_sysfs_attr[i].dev_attr);
- return 0;
}
static struct abituguru3_data *abituguru3_update_device(struct device *dev)
@@ -1096,7 +1082,7 @@ static struct abituguru3_data *abituguru3_update_device(struct device *dev)
mutex_lock(&data->update_lock);
if (!data->valid || time_after(jiffies, data->last_updated + HZ)) {
/* Clear data->valid while updating */
- data->valid = 0;
+ data->valid = false;
/* Read alarms */
if (abituguru3_read_increment_offset(data,
ABIT_UGURU3_SETTINGS_BANK,
@@ -1130,7 +1116,7 @@ static struct abituguru3_data *abituguru3_update_device(struct device *dev)
goto LEAVE_UPDATE;
}
data->last_updated = jiffies;
- data->valid = 1;
+ data->valid = true;
}
LEAVE_UPDATE:
mutex_unlock(&data->update_lock);
@@ -1140,7 +1126,6 @@ LEAVE_UPDATE:
return NULL;
}
-#ifdef CONFIG_PM_SLEEP
static int abituguru3_suspend(struct device *dev)
{
struct abituguru3_data *data = dev_get_drvdata(dev);
@@ -1159,17 +1144,12 @@ static int abituguru3_resume(struct device *dev)
return 0;
}
-static SIMPLE_DEV_PM_OPS(abituguru3_pm, abituguru3_suspend, abituguru3_resume);
-#define ABIT_UGURU3_PM (&abituguru3_pm)
-#else
-#define ABIT_UGURU3_PM NULL
-#endif /* CONFIG_PM */
+static DEFINE_SIMPLE_DEV_PM_OPS(abituguru3_pm, abituguru3_suspend, abituguru3_resume);
static struct platform_driver abituguru3_driver = {
- .driver = {
- .owner = THIS_MODULE,
+ .driver = {
.name = ABIT_UGURU3_NAME,
- .pm = ABIT_UGURU3_PM
+ .pm = pm_sleep_ptr(&abituguru3_pm),
},
.probe = abituguru3_probe,
.remove = abituguru3_remove,