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Diffstat (limited to 'arch/sparc/kernel/vio.c')
-rw-r--r--arch/sparc/kernel/vio.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/sparc/kernel/vio.c b/arch/sparc/kernel/vio.c
index cb5789c9f961..f6bb857254fc 100644
--- a/arch/sparc/kernel/vio.c
+++ b/arch/sparc/kernel/vio.c
@@ -45,6 +45,14 @@ static const struct vio_device_id *vio_match_device(
return NULL;
}
+static int vio_hotplug(struct device *dev, struct kobj_uevent_env *env)
+{
+ const struct vio_dev *vio_dev = to_vio_dev(dev);
+
+ add_uevent_var(env, "MODALIAS=vio:T%sS%s", vio_dev->type, vio_dev->compat);
+ return 0;
+}
+
static int vio_bus_match(struct device *dev, struct device_driver *drv)
{
struct vio_dev *vio_dev = to_vio_dev(dev);
@@ -105,15 +113,25 @@ static ssize_t type_show(struct device *dev,
return sprintf(buf, "%s\n", vdev->type);
}
+static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ const struct vio_dev *vdev = to_vio_dev(dev);
+
+ return sprintf(buf, "vio:T%sS%s\n", vdev->type, vdev->compat);
+}
+
static struct device_attribute vio_dev_attrs[] = {
__ATTR_RO(devspec),
__ATTR_RO(type),
+ __ATTR_RO(modalias),
__ATTR_NULL
};
static struct bus_type vio_bus_type = {
.name = "vio",
.dev_attrs = vio_dev_attrs,
+ .uevent = vio_hotplug,
.match = vio_bus_match,
.probe = vio_device_probe,
.remove = vio_device_remove,