Name
cdev_add —
add a char device to the system
Synopsis
int cdev_add ( | struct cdev * | p, |
| | dev_t | dev, |
| | unsigned | count); |
Arguments
p
the cdev structure for the device
dev
the first device number for which this device is responsible
count
the number of consecutive minor numbers corresponding to this
device
Description
cdev_add adds the device represented by p to the system, making it
live immediately. A negative error code is returned on failure.