mpt_send_handshake_request(9) centos man page | unix.com

MPT_SEND_HANDSHAKE_R(9) 				       Message-based devices					   MPT_SEND_HANDSHAKE_R(9)

NAME
       mpt_send_handshake_request - Send MPT request via doorbell handshake method.

SYNOPSIS
       int mpt_send_handshake_request(u8 cb_idx, MPT_ADAPTER * ioc, int reqBytes, u32 * req, int sleepFlag);

ARGUMENTS
       cb_idx
	   Handle of registered MPT protocol driver

       ioc
	   Pointer to MPT adapter structure

       reqBytes
	   Size of the request in bytes

       req
	   Pointer to MPT request frame

       sleepFlag
	   Use schedule if CAN_SLEEP else use udelay.

DESCRIPTION
       This routine is used exclusively to send MptScsiTaskMgmt requests since they are required to be sent via doorbell handshake.

NOTE
       It is the callers responsibility to byte-swap fields in the request which are greater than 1 byte in size.

       Returns 0 for success, non-zero for failure.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						   MPT_SEND_HANDSHAKE_R(9)