CCW_DEVICE_GET_CIW(9) The ccw bus CCW_DEVICE_GET_CIW(9)

NAME ccw_device_get_ciw - Search for CIW command in extended sense data.

SYNOPSIS struct ciw * ccw_device_get_ciw(struct ccw_device * cdev, __u32 ct);

ARGUMENTS cdev ccw device to inspect

ct command type to look for

DESCRIPTION During SenseID, command information words (CIWs) describing special commands available to the device may have been stored in the extended sense data. This function searches for CIWs of a specified command type in the extended sense data.

RETURNS NULL if no extended sense data has been stored or if no CIW of the specified command type could be found, else a pointer to the CIW of the specified command type.

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

COPYRIGHT Kernel Hackers Manual 2.6. April 2016 CCW_DEVICE_GET_CIW(9)