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device_find_child

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device_find_child: search for a child of a device

NAME

device_find_child - search for a child of a device

SYNOPSIS

#include <sys/param.h> #include <sys/bus.h> device_t device_find_child(device_t dev, const char *classname, int unit);

DESCRIPTION

This function looks for a specific child of dev. with the given classname and unit. If unit is -1, it returns the first child of dev with a matching classname (that is, the one with the lowest unit).
RETURN VALUES
If it exists, the child device is returned, otherwise NULL.
SEE ALSO
device_add_child(9)

AUTHORS

This manual page was written by Doug Rabson. DEVICE_FIND_CHILD(9)
 
 
 

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