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