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