| /* | |
| * 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); |