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authorGuenter Roeck <linux@roeck-us.net>2012-09-11 13:39:08 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-10-02 09:47:26 -0700
commitb0871df8f1c83eaa4c97f402a39809a66ba63373 (patch)
treea88983a0c56b224ef3039a1762f3e5bb8ed9bca2
parentfe7e822c7b55d55cf2b1367d5a01d4ac254bb2f2 (diff)
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hwmon: (ads7871) Add 'name' sysfs attribute
commit 4e21f4eaa49f78d3e977e316514c941053871c76 upstream. The 'name' sysfs attribute is mandatory for hwmon devices, but was missing in this driver. Cc: Paul Thomas <pthomas8589@gmail.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Jean Delvare <khali@linux-fr.org> Acked-by: Paul Thomas <pthomas8589@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/hwmon/ads7871.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/hwmon/ads7871.c b/drivers/hwmon/ads7871.c
index 5231934..a5737a5 100644
--- a/drivers/hwmon/ads7871.c
+++ b/drivers/hwmon/ads7871.c
@@ -133,6 +133,12 @@ static ssize_t show_voltage(struct device *dev,
}
}
+static ssize_t ads7871_show_name(struct device *dev,
+ struct device_attribute *devattr, char *buf)
+{
+ return sprintf(buf, "%s\n", to_spi_device(dev)->modalias);
+}
+
static SENSOR_DEVICE_ATTR(in0_input, S_IRUGO, show_voltage, NULL, 0);
static SENSOR_DEVICE_ATTR(in1_input, S_IRUGO, show_voltage, NULL, 1);
static SENSOR_DEVICE_ATTR(in2_input, S_IRUGO, show_voltage, NULL, 2);
@@ -142,6 +148,8 @@ static SENSOR_DEVICE_ATTR(in5_input, S_IRUGO, show_voltage, NULL, 5);
static SENSOR_DEVICE_ATTR(in6_input, S_IRUGO, show_voltage, NULL, 6);
static SENSOR_DEVICE_ATTR(in7_input, S_IRUGO, show_voltage, NULL, 7);
+static DEVICE_ATTR(name, S_IRUGO, ads7871_show_name, NULL);
+
static struct attribute *ads7871_attributes[] = {
&sensor_dev_attr_in0_input.dev_attr.attr,
&sensor_dev_attr_in1_input.dev_attr.attr,
@@ -151,6 +159,7 @@ static struct attribute *ads7871_attributes[] = {
&sensor_dev_attr_in5_input.dev_attr.attr,
&sensor_dev_attr_in6_input.dev_attr.attr,
&sensor_dev_attr_in7_input.dev_attr.attr,
+ &dev_attr_name.attr,
NULL
};