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 2.6. July 2010 CCW_DEVICE_SET_ONLIN(9)
