ccw_device_set_online(9) centos man page | unix.com

CCW_DEVICE_SET_ONLIN(9) 					    The ccw bus 					   CCW_DEVICE_SET_ONLIN(9)

NAME
       ccw_device_set_online - enable a ccw device for I/O

SYNOPSIS
       int ccw_device_set_online(struct ccw_device * cdev);

ARGUMENTS
       cdev
	   target ccw device

DESCRIPTION
       This function first enables cdev and then calls the driver's set_online function for cdev, if given. If set_online returns an error, cdev
       is disabled again.

RETURNS
       0 on success and a negative error value on failure.

CONTEXT
       enabled, ccw device lock not held

AUTHOR
       Cornelia Huck <cornelia.huck@de.ibm.com>
	   Author.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						   CCW_DEVICE_SET_ONLIN(9)