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 <[email protected]>
---

Jonathan, can we move this driver out of staging ?
I would like to see it in 3.10 if possible.

 drivers/staging/iio/iio_hwmon.c |    8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/iio/iio_hwmon.c b/drivers/staging/iio/iio_hwmon.c
index 93af756..aafa453 100644
--- a/drivers/staging/iio/iio_hwmon.c
+++ b/drivers/staging/iio/iio_hwmon.c
@@ -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);
-- 
1.7.9.7

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