Lines Matching defs:cdev
12 #include <linux/cdev.h>
36 struct cdev *cdev;
94 unit->cdev = cdev_alloc();
95 if (!unit->cdev) {
99 unit->cdev->ops = fops;
100 unit->cdev->owner = owner;
102 rc = cdev_add(unit->cdev, MKDEV(unit->major, unit->lowest_minor),
105 dev_err(dev, "Failed to add cdev.\n");
107 kobject_put(&unit->cdev->kobj);
160 cdev_del(unit->cdev);
200 cdev_del(unit->cdev);