devt
struct devt *fow; /* new device map list */
dev_t devt;
dev_t devt, void *drvdata, const char *fmt, ...);
dev_t devt, void *drvdata, const struct attribute_group **groups,
if (dev->devt) {
unit = MINOR(dev->devt);
if (dev->devt == 0)
dev->devt = makedev(0, device_get_unit(dev->bsddev));
struct device *parent, dev_t devt, void *drvdata,
dev = device_create_groups_vargs(class, parent, devt, drvdata,
if (dev->devt) {
unit = MINOR(dev->devt);
if (dev->devt == 0)
dev->devt = makedev(0, device_get_unit(bsddev));
device_destroy(struct class *class, dev_t devt)
unit = MINOR(devt);
if (cdev_add(misc->cdev, misc->this_device->devt, 1))
device_destroy(&linux_class_misc, misc->this_device->devt);
if (dev->devt != 0) {
ret = cdev_add(ldev, dev->devt, 1);
if (ret != 0 && dev->devt != 0)
if (dev->devt != 0)
device_create(struct class *class, struct device *parent, dev_t devt,
dev->devt = devt;
dev_t devt, void *drvdata, const struct attribute_group **groups,
dev->devt = devt;
tdfx_info->devt = make_dev(&tdfx_cdev, device_get_unit(dev),
tdfx_info->devt->si_drv1 = tdfx_info;
destroy_dev(tdfx_info->devt);
struct cdev *devt;
ucm_dev->dev.devt = ucm_dev->cdev.dev;
uverbs_dev->dev.devt = base;