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CDEV_ADD(9) Char devices CDEV_ADD(9)

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.

COPYRIGHT

February 2017 Kernel Hackers Manual 3.16