kernel/eka/include/drivers/dma_v2.inl
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 18 Jan 2010 21:31:10 +0200
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permissions -rw-r--r--
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// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0""
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// include/drivers/dma_v2.inl
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// DMA Framework - Client API v2 definition.
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//
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//
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// WARNING: This file contains some APIs which are internal and are subject
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//          to change without noticed. Such APIs should therefore not be used
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//          outside the Kernel and Hardware Services package.
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//
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// TDmaChannel
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//
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inline void TDmaChannel::Wait()
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	{
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	NKern::ThreadEnterCS();
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	Kern::MutexWait(*iMutex);
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	}
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inline void TDmaChannel::Signal()
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	{
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	Kern::MutexSignal(*iMutex);
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	NKern::ThreadLeaveCS();
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	}
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inline void TDmaChannel::Flash()
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	{
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	Kern::MutexSignal(*iMutex);
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	Kern::MutexWait(*iMutex);
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	}
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inline TBool TDmaChannel::IsOpened() const
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	{
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	__KTRACE_OPT(KDMA, Kern::Printf("Warning: TDmaChannel::IsOpened() is deprecated"));
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	return iController != NULL;
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	}
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inline TBool TDmaChannel::IsQueueEmpty() const
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	{
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	return const_cast<TDmaChannel*>(this)->iReqQ.IsEmpty();
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	}
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inline TUint32 TDmaChannel::PslId() const
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	{
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	return iPslId;
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	}
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// ---