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staging/iio: iio_hwmon: Use device tree node name for hwmon name attribute 

So far, all instances of iio_hwmon set their hwmon name attribute
to "iio_hwmon", which is not very descriptive. Set it to the device tree
node name if available, and only revert to iio_hwmon otherwise.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Guenter Roeck 2013-03-20 15:52:00 +00:00 committed by Jonathan Cameron
parent bb916ebbea
commit 3465a22488
1 changed files with 7 additions and 1 deletions
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8
drivers/staging/iio/iio_hwmon.c
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@ -13,6 +13,7 @@
#include <linux/err.h>
#include <linux/platform_device.h>
#include <linux/hwmon.h>
#include <linux/of.h>
#include <linux/hwmon-sysfs.h>
#include <linux/iio/consumer.h>
#include <linux/iio/types.h>
@ -58,7 +59,12 @@ static ssize_t iio_hwmon_read_val(struct device *dev,
static ssize_t show_name(struct device *dev, struct device_attribute *attr,
char *buf)
{
return sprintf(buf, "iio_hwmon\n");
const char *name = "iio_hwmon";
if (dev->of_node && dev->of_node->name)
name = dev->of_node->name;
return sprintf(buf, "%s\n", name);
}
static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);