X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-sparc64%2Fdma.h;h=9d4c024bd3b3874f0091c4c3e83cd4392006110f;hb=eb6d42ea17329745d7d712d3aa3bb84ec1da9c85;hp=27f65972b3bbd89a565b123576f5084dab2f71e5;hpb=075395d228641646159dae3dd170fa3fc6ff477a;p=linux-2.6

diff --git a/include/asm-sparc64/dma.h b/include/asm-sparc64/dma.h
index 27f65972b3..9d4c024bd3 100644
--- a/include/asm-sparc64/dma.h
+++ b/include/asm-sparc64/dma.h
@@ -1,4 +1,4 @@
-/* $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)
@@ -15,17 +15,6 @@
 #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.
  */
@@ -152,9 +141,9 @@ extern void dvma_init(struct sbus_bus *);
 #define DMA_MAXEND(addr) (0x01000000UL-(((unsigned long)(addr))&0x00ffffffUL))
 
 /* Yes, I hack a lot of elisp in my spare time... */
-#define DMA_ERROR_P(regs)  (((sbus_readl((regs) + DMA_CSR) & DMA_HNDL_ERROR))
-#define DMA_IRQ_P(regs)    (((sbus_readl((regs) + DMA_CSR)) & (DMA_HNDL_INTR | DMA_HNDL_ERROR)))
-#define DMA_WRITE_P(regs)  (((sbus_readl((regs) + DMA_CSR) & DMA_ST_WRITE))
+#define DMA_ERROR_P(regs)  ((sbus_readl((regs) + DMA_CSR) & DMA_HNDL_ERROR))
+#define DMA_IRQ_P(regs)    ((sbus_readl((regs) + DMA_CSR)) & (DMA_HNDL_INTR | DMA_HNDL_ERROR))
+#define DMA_WRITE_P(regs)  ((sbus_readl((regs) + DMA_CSR) & DMA_ST_WRITE))
 #define DMA_OFF(__regs)		\
 do {	u32 tmp = sbus_readl((__regs) + DMA_CSR); \
 	tmp &= ~DMA_ENABLE; \
@@ -205,10 +194,6 @@ do {	u32 tmp = sbus_readl((__regs) + DMA_CSR); \
 #define for_each_dvma(dma) \
         for((dma) = dma_chain; (dma); (dma) = (dma)->next)
 
-extern int get_dma_list(char *);
-extern int request_dma(unsigned int, __const__ char *);
-extern void free_dma(unsigned int);
-
 /* From PCI */
 
 #ifdef CONFIG_PCI