Lines Matching defs:cdev
7 #include <linux/cdev.h>
212 struct cdev *cdev;
269 if (port->cdev->dev == dev) {
1030 struct cdev *cdev = inode->i_cdev;
1035 port = find_port_by_devt(cdev->dev);
1391 port->cdev = cdev_alloc();
1392 if (!port->cdev) {
1393 dev_err(&port->portdev->vdev->dev, "Error allocating cdev\n");
1397 port->cdev->ops = &port_fops;
1400 err = cdev_add(port->cdev, devt, 1);
1403 "Error %d adding cdev for port %u\n", err, id);
1477 cdev_del(port->cdev);
1550 cdev_del(port->cdev);