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path: root/drivers/hwmon/smsc47m1.c
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Diffstat (limited to 'drivers/hwmon/smsc47m1.c')
-rw-r--r--drivers/hwmon/smsc47m1.c125
1 files changed, 80 insertions, 45 deletions
diff --git a/drivers/hwmon/smsc47m1.c b/drivers/hwmon/smsc47m1.c
index f44a89aac381..aba11e56e8e7 100644
--- a/drivers/hwmon/smsc47m1.c
+++ b/drivers/hwmon/smsc47m1.c
@@ -380,30 +380,73 @@ static ssize_t show_name(struct device *dev, struct device_attribute
}
static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
-/* Almost all sysfs files may or may not be created depending on the chip
- setup so we create them individually. It is still convenient to define a
- group to remove them all at once. */
-static struct attribute *smsc47m1_attributes[] = {
+static struct attribute *smsc47m1_attributes_fan1[] = {
&sensor_dev_attr_fan1_input.dev_attr.attr,
&sensor_dev_attr_fan1_min.dev_attr.attr,
&sensor_dev_attr_fan1_div.dev_attr.attr,
&sensor_dev_attr_fan1_alarm.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group smsc47m1_group_fan1 = {
+ .attrs = smsc47m1_attributes_fan1,
+};
+
+static struct attribute *smsc47m1_attributes_fan2[] = {
&sensor_dev_attr_fan2_input.dev_attr.attr,
&sensor_dev_attr_fan2_min.dev_attr.attr,
&sensor_dev_attr_fan2_div.dev_attr.attr,
&sensor_dev_attr_fan2_alarm.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group smsc47m1_group_fan2 = {
+ .attrs = smsc47m1_attributes_fan2,
+};
+
+static struct attribute *smsc47m1_attributes_fan3[] = {
&sensor_dev_attr_fan3_input.dev_attr.attr,
&sensor_dev_attr_fan3_min.dev_attr.attr,
&sensor_dev_attr_fan3_div.dev_attr.attr,
&sensor_dev_attr_fan3_alarm.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group smsc47m1_group_fan3 = {
+ .attrs = smsc47m1_attributes_fan3,
+};
+static struct attribute *smsc47m1_attributes_pwm1[] = {
&sensor_dev_attr_pwm1.dev_attr.attr,
&sensor_dev_attr_pwm1_enable.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group smsc47m1_group_pwm1 = {
+ .attrs = smsc47m1_attributes_pwm1,
+};
+
+static struct attribute *smsc47m1_attributes_pwm2[] = {
&sensor_dev_attr_pwm2.dev_attr.attr,
&sensor_dev_attr_pwm2_enable.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group smsc47m1_group_pwm2 = {
+ .attrs = smsc47m1_attributes_pwm2,
+};
+
+static struct attribute *smsc47m1_attributes_pwm3[] = {
&sensor_dev_attr_pwm3.dev_attr.attr,
&sensor_dev_attr_pwm3_enable.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group smsc47m1_group_pwm3 = {
+ .attrs = smsc47m1_attributes_pwm3,
+};
+static struct attribute *smsc47m1_attributes[] = {
&dev_attr_alarms.attr,
&dev_attr_name.attr,
NULL
@@ -583,6 +626,17 @@ static int smsc47m1_handle_resources(unsigned short address, enum chips type,
return 0;
}
+static void smsc47m1_remove_files(struct device *dev)
+{
+ sysfs_remove_group(&dev->kobj, &smsc47m1_group);
+ sysfs_remove_group(&dev->kobj, &smsc47m1_group_fan1);
+ sysfs_remove_group(&dev->kobj, &smsc47m1_group_fan2);
+ sysfs_remove_group(&dev->kobj, &smsc47m1_group_fan3);
+ sysfs_remove_group(&dev->kobj, &smsc47m1_group_pwm1);
+ sysfs_remove_group(&dev->kobj, &smsc47m1_group_pwm2);
+ sysfs_remove_group(&dev->kobj, &smsc47m1_group_pwm3);
+}
+
static int __init smsc47m1_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -653,74 +707,55 @@ static int __init smsc47m1_probe(struct platform_device *pdev)
/* Register sysfs hooks */
if (fan1) {
- if ((err = device_create_file(dev,
- &sensor_dev_attr_fan1_input.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_fan1_min.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_fan1_div.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_fan1_alarm.dev_attr)))
+ err = sysfs_create_group(&dev->kobj,
+ &smsc47m1_group_fan1);
+ if (err)
goto error_remove_files;
} else
dev_dbg(dev, "Fan 1 not enabled by hardware, skipping\n");
if (fan2) {
- if ((err = device_create_file(dev,
- &sensor_dev_attr_fan2_input.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_fan2_min.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_fan2_div.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_fan2_alarm.dev_attr)))
+ err = sysfs_create_group(&dev->kobj,
+ &smsc47m1_group_fan2);
+ if (err)
goto error_remove_files;
} else
dev_dbg(dev, "Fan 2 not enabled by hardware, skipping\n");
if (fan3) {
- if ((err = device_create_file(dev,
- &sensor_dev_attr_fan3_input.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_fan3_min.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_fan3_div.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_fan3_alarm.dev_attr)))
+ err = sysfs_create_group(&dev->kobj,
+ &smsc47m1_group_fan3);
+ if (err)
goto error_remove_files;
} else if (data->type == smsc47m2)
dev_dbg(dev, "Fan 3 not enabled by hardware, skipping\n");
if (pwm1) {
- if ((err = device_create_file(dev,
- &sensor_dev_attr_pwm1.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_pwm1_enable.dev_attr)))
+ err = sysfs_create_group(&dev->kobj,
+ &smsc47m1_group_pwm1);
+ if (err)
goto error_remove_files;
} else
dev_dbg(dev, "PWM 1 not enabled by hardware, skipping\n");
if (pwm2) {
- if ((err = device_create_file(dev,
- &sensor_dev_attr_pwm2.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_pwm2_enable.dev_attr)))
+ err = sysfs_create_group(&dev->kobj,
+ &smsc47m1_group_pwm2);
+ if (err)
goto error_remove_files;
} else
dev_dbg(dev, "PWM 2 not enabled by hardware, skipping\n");
if (pwm3) {
- if ((err = device_create_file(dev,
- &sensor_dev_attr_pwm3.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_pwm3_enable.dev_attr)))
+ err = sysfs_create_group(&dev->kobj,
+ &smsc47m1_group_pwm3);
+ if (err)
goto error_remove_files;
} else if (data->type == smsc47m2)
dev_dbg(dev, "PWM 3 not enabled by hardware, skipping\n");
- if ((err = device_create_file(dev, &dev_attr_alarms)))
- goto error_remove_files;
- if ((err = device_create_file(dev, &dev_attr_name)))
+ err = sysfs_create_group(&dev->kobj, &smsc47m1_group);
+ if (err)
goto error_remove_files;
data->hwmon_dev = hwmon_device_register(dev);
@@ -732,7 +767,7 @@ static int __init smsc47m1_probe(struct platform_device *pdev)
return 0;
error_remove_files:
- sysfs_remove_group(&dev->kobj, &smsc47m1_group);
+ smsc47m1_remove_files(dev);
error_free:
platform_set_drvdata(pdev, NULL);
kfree(data);
@@ -747,7 +782,7 @@ static int __exit smsc47m1_remove(struct platform_device *pdev)
struct resource *res;
hwmon_device_unregister(data->hwmon_dev);
- sysfs_remove_group(&pdev->dev.kobj, &smsc47m1_group);
+ smsc47m1_remove_files(&pdev->dev);
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
smsc47m1_handle_resources(res->start, data->type, RELEASE, &pdev->dev);
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-15 07:58:00 +0300