|
sl@0
|
1 |
// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
|
|
sl@0
|
2 |
// All rights reserved.
|
|
sl@0
|
3 |
// This component and the accompanying materials are made available
|
|
sl@0
|
4 |
// under the terms of "Eclipse Public License v1.0"
|
|
sl@0
|
5 |
// which accompanies this distribution, and is available
|
|
sl@0
|
6 |
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
|
|
sl@0
|
7 |
//
|
|
sl@0
|
8 |
// Initial Contributors:
|
|
sl@0
|
9 |
// Nokia Corporation - initial contribution.
|
|
sl@0
|
10 |
//
|
|
sl@0
|
11 |
// Contributors:
|
|
sl@0
|
12 |
//
|
|
sl@0
|
13 |
// Description:
|
|
sl@0
|
14 |
// include/drivers/dma_compat.inl
|
|
sl@0
|
15 |
// DMA Framework - Client API definition.
|
|
sl@0
|
16 |
//
|
|
sl@0
|
17 |
// Inline implementations of functions which (originally) exposed DMA HAI
|
|
sl@0
|
18 |
// details that are now, after the header file split into dma_v2.h and
|
|
sl@0
|
19 |
// dma_hai.h, no longer meant to be visible to DMA clients. This file is only
|
|
sl@0
|
20 |
// included for DMA_APIV2 clients.
|
|
sl@0
|
21 |
//
|
|
sl@0
|
22 |
// This file is not meant to be a permanent one, and may eventually be removed
|
|
sl@0
|
23 |
// together with the deprecated functions it implements.
|
|
sl@0
|
24 |
//
|
|
sl@0
|
25 |
//
|
|
sl@0
|
26 |
|
|
sl@0
|
27 |
|
|
sl@0
|
28 |
inline const TDmac* TDmaChannel::Controller() const
|
|
sl@0
|
29 |
{
|
|
sl@0
|
30 |
return iController;
|
|
sl@0
|
31 |
}
|
|
sl@0
|
32 |
|
|
sl@0
|
33 |
static inline TUint32 RequestFlags2SrcConfigFlags(TUint aFlags)
|
|
sl@0
|
34 |
{
|
|
sl@0
|
35 |
TUint32 flags = (aFlags & KDmaMemSrc) ? KDmaMemAddr : 0;
|
|
sl@0
|
36 |
flags |= (aFlags & KDmaPhysAddrSrc) ? KDmaPhysAddr : 0;
|
|
sl@0
|
37 |
return flags;
|
|
sl@0
|
38 |
}
|
|
sl@0
|
39 |
|
|
sl@0
|
40 |
static inline TUint32 RequestFlags2DstConfigFlags(TUint aFlags)
|
|
sl@0
|
41 |
{
|
|
sl@0
|
42 |
TUint32 flags = (aFlags & KDmaMemDest) ? KDmaMemAddr : 0;
|
|
sl@0
|
43 |
flags |= (aFlags & KDmaPhysAddrDest) ? KDmaPhysAddr : 0;
|
|
sl@0
|
44 |
return flags;
|
|
sl@0
|
45 |
}
|
|
sl@0
|
46 |
|
|
sl@0
|
47 |
inline TInt TDmaChannel::MaxTransferSize(TUint aFlags, TUint32 aPslInfo)
|
|
sl@0
|
48 |
{
|
|
sl@0
|
49 |
TUint src_flags = RequestFlags2SrcConfigFlags(aFlags);
|
|
sl@0
|
50 |
TUint dst_flags = RequestFlags2DstConfigFlags(aFlags);
|
|
sl@0
|
51 |
return MaxTransferLength(src_flags, dst_flags, aPslInfo);
|
|
sl@0
|
52 |
}
|
|
sl@0
|
53 |
|
|
sl@0
|
54 |
inline TUint TDmaChannel::MemAlignMask(TUint aFlags, TUint32 aPslInfo)
|
|
sl@0
|
55 |
{
|
|
sl@0
|
56 |
TUint src_flags = RequestFlags2SrcConfigFlags(aFlags);
|
|
sl@0
|
57 |
TUint dst_flags = RequestFlags2DstConfigFlags(aFlags);
|
|
sl@0
|
58 |
return AddressAlignMask(src_flags, dst_flags, aPslInfo);
|
|
sl@0
|
59 |
}
|
|
sl@0
|
60 |
|
|
sl@0
|
61 |
|
|
sl@0
|
62 |
// ---
|