a85f176c85
commit c283e41ef32442f41e7180f9bb1c5aedf9255bfe upstream. The DMA chip has a fixed number of requestor lines used for flow control. This number is platform dependent. The pxa_dma dma driver will use this value to activate or not the flow control. There won't be any impact on mmp_pdma driver. Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
21 lines
419 B
C
21 lines
419 B
C
/*
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* MMP Platform DMA Management
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*
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* Copyright (c) 2011 Marvell Semiconductors Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#ifndef MMP_DMA_H
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#define MMP_DMA_H
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struct mmp_dma_platdata {
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int dma_channels;
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int nb_requestors;
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};
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#endif /* MMP_DMA_H */
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