patch-2.4.0-test5 linux/arch/arm/kernel/dma-dummy.c

• Lines: 35
• Date: Wed Dec 31 16:00:00 1969
• Orig file: v2.4.0-test4/linux/arch/arm/kernel/dma-dummy.c
• Orig date: Fri Oct 22 13:21:44 1999

diff -u --recursive --new-file v2.4.0-test4/linux/arch/arm/kernel/dma-dummy.c linux/arch/arm/kernel/dma-dummy.c
@@ -1,34 +0,0 @@
-/*
- * arch/arm/kernel/dma-dummy.c
- *
- * Copyright (C) 1998 Philip Blundell
- * Copyright (c) 1998 Russell King
- *
- * Dummy DMA functions
- */
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/spinlock.h>
-
-spinlock_t dma_spin_lock = SPIN_LOCK_UNLOCKED;
-
-int request_dma(int channel, const char *device_id)
-{
-	return -EINVAL;
-}
-
-int no_dma(void)
-{
-	return 0;
-}
-
-#define GLOBAL_ALIAS(_a,_b) asm (".set " #_a "," #_b "; .globl " #_a)
-GLOBAL_ALIAS(disable_dma, no_dma);
-GLOBAL_ALIAS(enable_dma, no_dma);
-GLOBAL_ALIAS(free_dma, no_dma);
-GLOBAL_ALIAS(get_dma_residue, no_dma);
-GLOBAL_ALIAS(get_dma_list, no_dma);
-GLOBAL_ALIAS(set_dma_mode, no_dma);
-GLOBAL_ALIAS(set_dma_count, no_dma);
-GLOBAL_ALIAS(set_dma_addr, no_dma);
-GLOBAL_ALIAS(init_dma, no_dma);