ALSA: aoa: convert bus code to use dev_groups

The dev_attrs field of struct bus_type is going away, use dev_groups instead.
This converts the soundbus code to use the correct field.

These modifications were made using Coccinelle.

Signed-off-by: Quentin Lambert <lambert.quentin@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/aoa/soundbus/sysfs.c

@@ -30,13 +30,16 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
 
 	return length;
 }
+static DEVICE_ATTR_RO(modalias);
 
 soundbus_config_of_attr (name, "%s\n");
+static DEVICE_ATTR_RO(name);
 soundbus_config_of_attr (type, "%s\n");
+static DEVICE_ATTR_RO(type);
 
-struct device_attribute soundbus_dev_attrs[] = {
-	__ATTR_RO(name),
-	__ATTR_RO(type),
-	__ATTR_RO(modalias),
-	__ATTR_NULL
+struct attribute *soundbus_dev_attrs[] = {
+	&dev_attr_name.attr,
+	&dev_attr_type.attr,
+	&dev_attr_modalias.attr,
+	NULL,
 };