-/* $Id: dma.h,v 1.21 2001/12/13 04:16:52 davem Exp $
+/*
* include/asm-sparc64/dma.h
*
* Copyright 1996 (C) David S. Miller (davem@caip.rutgers.edu)
#include <asm/delay.h>
#include <asm/oplib.h>
-extern spinlock_t dma_spin_lock;
-
-#define claim_dma_lock() \
-({ unsigned long flags; \
- spin_lock_irqsave(&dma_spin_lock, flags); \
- flags; \
-})
-
-#define release_dma_lock(__flags) \
- spin_unlock_irqrestore(&dma_spin_lock, __flags);
-
/* These are irrelevant for Sparc DMA, but we leave it in so that
* things can compile.
*/