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REGISTER_CHRDEV_REGI(9) Char devices REGISTER_CHRDEV_REGI(9)

NAME

register_chrdev_region - register a range of device numbers

SYNOPSIS

int register_chrdev_region(dev_t from, unsigned count, const char * name);

ARGUMENTS

from
the first in the desired range of device numbers; must include the major number.

count

the number of consecutive device numbers required

name

the name of the device or driver.

DESCRIPTION

Return value is zero on success, a negative error code on failure.

COPYRIGHT

April 2019 Kernel Hackers Manual 4.9.