1. NAME▲
alloc_chrdev_region - register a range of char device numbers
2. SYNOPSIS ▲
int alloc_chrdev_region(dev_t * dev , unsigned baseminor , unsigned count , const char * name );
3. ARGUMENTS ▲
dev
    output parameter for first assigned number
baseminor
    first of the requested range of minor numbers
count
    the number of minor numbers required
name
    the name of the associated device or driver
4. DESCRIPTION ▲
Allocates a range of char device numbers. The major number will be chosen dynamically, and returned (along with the first minor number) in dev. Returns zero or a negative error code.
5. COPYRIGHT ▲