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29 lines
655 B
C
29 lines
655 B
C
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/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2004 by Ralf Baechle
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*
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* Dummy ISA DMA functions for systems that don't have ISA but share drivers
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* with ISA such as legacy free PCI.
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*/
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#include <linux/errno.h>
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#include <linux/module.h>
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#include <linux/spinlock.h>
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DEFINE_SPINLOCK(dma_spin_lock);
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int request_dma(unsigned int dmanr, const char * device_id)
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{
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return -EINVAL;
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}
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void free_dma(unsigned int dmanr)
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{
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}
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EXPORT_SYMBOL(dma_spin_lock);
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EXPORT_SYMBOL(request_dma);
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EXPORT_SYMBOL(free_dma);
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