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authorCédric Le Goater <clg@fr.ibm.com>2015-04-08 20:19:47 +0300
committerGuenter Roeck <linux@roeck-us.net>2015-04-08 20:34:19 +0300
commit9e4f74b11925d033dcbe429f1fb6202cab03ad8f (patch)
treeb75229d60f4bc2cc7402b93df84b67124afdaaec /drivers/hwmon/ibmpowernv.c
parentfa3f70d62844bd91880ea634c06b46585fefd74b (diff)
downloadlinux-9e4f74b11925d033dcbe429f1fb6202cab03ad8f.tar.xz
hwmon: (ibmpowernv) add a helper routine create_hwmon_attr
This should shorten a bit the code necessary to create a hmwon attribute. Signed-off-by: Cédric Le Goater <clg@fr.ibm.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/ibmpowernv.c')
-rw-r--r--drivers/hwmon/ibmpowernv.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/hwmon/ibmpowernv.c b/drivers/hwmon/ibmpowernv.c
index 99ca5362dbca..ebf335c71990 100644
--- a/drivers/hwmon/ibmpowernv.c
+++ b/drivers/hwmon/ibmpowernv.c
@@ -232,6 +232,21 @@ static int populate_attr_groups(struct platform_device *pdev)
return 0;
}
+static void create_hwmon_attr(struct sensor_data *sdata, const char *attr_name,
+ ssize_t (*show)(struct device *dev,
+ struct device_attribute *attr,
+ char *buf))
+{
+ snprintf(sdata->name, MAX_ATTR_LEN, "%s%d_%s",
+ sensor_groups[sdata->type].name, sdata->hwmon_index,
+ attr_name);
+
+ sysfs_attr_init(&sdata->dev_attr.attr);
+ sdata->dev_attr.attr.name = sdata->name;
+ sdata->dev_attr.attr.mode = S_IRUGO;
+ sdata->dev_attr.show = show;
+}
+
/*
* Iterate through the device tree for each child of 'sensors' node, create
* a sysfs attribute file, the file is named by translating the DT node name
@@ -290,14 +305,7 @@ static int create_device_attrs(struct platform_device *pdev)
sdata[count].hwmon_index =
get_sensor_hwmon_index(&sdata[count], sdata, count);
- snprintf(sdata[count].name, MAX_ATTR_LEN, "%s%d_%s",
- sensor_groups[type].name, sdata[count].hwmon_index,
- attr_name);
-
- sysfs_attr_init(&sdata[count].dev_attr.attr);
- sdata[count].dev_attr.attr.name = sdata[count].name;
- sdata[count].dev_attr.attr.mode = S_IRUGO;
- sdata[count].dev_attr.show = show_sensor;
+ create_hwmon_attr(&sdata[count], attr_name, show_sensor);
pgroups[type]->attrs[sensor_groups[type].attr_count++] =
&sdata[count++].dev_attr.attr;