if (MAJOR(dev->devt)) {
const char *tmp;
const char *name;
+ mode_t mode = 0;
add_uevent_var(env, "MAJOR=%u", MAJOR(dev->devt));
add_uevent_var(env, "MINOR=%u", MINOR(dev->devt));
- name = device_get_nodename(dev, &tmp);
+ name = device_get_devnode(dev, &mode, &tmp);
if (name) {
add_uevent_var(env, "DEVNAME=%s", name);
kfree(tmp);
+ if (mode)
+ add_uevent_var(env, "DEVMODE=%#o", mode & 0777);
}
}
}
/**
- * device_get_nodename - path of device node file
+ * device_get_devnode - path of device node file
* @dev: device
+ * @mode: returned file access mode
* @tmp: possibly allocated string
*
* Return the relative path of a possible device node.
* a name. This memory is returned in tmp and needs to be
* freed by the caller.
*/
-const char *device_get_nodename(struct device *dev, const char **tmp)
+const char *device_get_devnode(struct device *dev,
+ mode_t *mode, const char **tmp)
{
char *s;
*tmp = NULL;
/* the device type may provide a specific name */
- if (dev->type && dev->type->nodename)
- *tmp = dev->type->nodename(dev);
+ if (dev->type && dev->type->devnode)
+ *tmp = dev->type->devnode(dev, mode);
if (*tmp)
return *tmp;
/* the class may provide a specific name */
- if (dev->class && dev->class->nodename)
- *tmp = dev->class->nodename(dev);
+ if (dev->class && dev->class->devnode)
+ *tmp = dev->class->devnode(dev, mode);
if (*tmp)
return *tmp;