1/*
2 * Copyright (c) 1998-2002 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * The contents of this file constitute Original Code as defined in and
7 * are subject to the Apple Public Source License Version 1.1 (the
8 * "License").  You may not use this file except in compliance with the
9 * License.  Please obtain a copy of the License at
10 * http://www.apple.com/publicsource and read it before using this file.
11 *
12 * This Original Code and all software distributed under the License are
13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
17 * License for the specific language governing rights and limitations
18 * under the License.
19 *
20 * @APPLE_LICENSE_HEADER_END@
21 */
22
23//#define IOASSERT 1	// Set to 1 to activate assert()
24
25// public
26#include <IOKit/firewire/IOFWCommand.h>
27#include <IOKit/firewire/IOFireWireController.h>
28#include <IOKit/firewire/IOFireWireNub.h>
29#include <IOKit/firewire/IOLocalConfigDirectory.h>
30
31// system
32#include <IOKit/assert.h>
33#include <IOKit/IOWorkLoop.h>
34#include <IOKit/IOCommand.h>
35
36OSDefineMetaClass( IOFWBusCommand, IOFWCommand )
37OSDefineAbstractStructors(IOFWBusCommand, IOFWCommand)
38OSMetaClassDefineReservedUnused(IOFWBusCommand, 0);
39
40#pragma mark -
41
42// initWithController
43//
44//
45
46bool IOFWBusCommand::initWithController(IOFireWireController *control, FWBusCallback completion, void *refcon)
47{
48    if(!IOFWCommand::initWithController(control))
49	return false;
50
51    fSync = completion == NULL;
52    fComplete = completion;
53    fRefCon = refcon;
54    return true;
55}
56
57// reinit
58//
59//
60
61IOReturn IOFWBusCommand::reinit(FWBusCallback completion, void *refcon)
62{
63    if(fStatus == kIOReturnBusy || fStatus == kIOFireWirePending)
64	return fStatus;
65
66    fSync = completion == NULL;
67    fComplete = completion;
68    fRefCon = refcon;
69    return kIOReturnSuccess;
70}
71
72// complete
73//
74//
75
76IOReturn IOFWBusCommand::complete(IOReturn state)
77{
78    state = IOFWCommand::complete(state);
79    if(fSync)
80        fSyncWakeup->signal(state);
81    else if(fComplete)
82		(*fComplete)(fRefCon, state, fControl, this);
83    return state;
84}
85