2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 2004 by Ralf Baechle
8 * Dummy ISA DMA functions for systems that don't have ISA but share drivers
9 * with ISA such as legacy free PCI.
11 #include <linux/errno.h>
12 #include <linux/module.h>
13 #include <linux/spinlock.h>
15 DEFINE_SPINLOCK(dma_spin_lock);
17 int request_dma(unsigned int dmanr, const char * device_id)
22 void free_dma(unsigned int dmanr)
26 EXPORT_SYMBOL(dma_spin_lock);
27 EXPORT_SYMBOL(request_dma);
28 EXPORT_SYMBOL(free_dma);