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[MIPS] Remove duplicate ISA DMA code for 0 DMA channel case.

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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle
2006-11-30 01:14:51 +00:00
parent 0b7883f498
commit aa414dff4f
4 changed files with 8 additions and 34 deletions
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1
arch/mips/kernel/Makefile
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@@ -45,7 +45,6 @@ obj-$(CONFIG_MIPS_APSP_KSPD) += kspd.o
obj-$(CONFIG_MIPS_VPE_LOADER) += vpe.o
obj-$(CONFIG_MIPS_VPE_APSP_API) += rtlx.o
obj-$(CONFIG_NO_ISA) += dma-no-isa.o
obj-$(CONFIG_I8259) += i8259.o
obj-$(CONFIG_IRQ_CPU) += irq_cpu.o
obj-$(CONFIG_IRQ_CPU_RM7K) += irq-rm7000.o

28
arch/mips/kernel/dma-no-isa.c
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@@ -1,28 +0,0 @@
/*
* 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);