patch-2.4.0-test9 linux/arch/arm/kernel/dma.h

• Lines: 49
• Date: Wed Dec 31 16:00:00 1969
• Orig file: v2.4.0-test8/linux/arch/arm/kernel/dma.h
• Orig date: Tue Jul 18 22:43:24 2000

diff -u --recursive --new-file v2.4.0-test8/linux/arch/arm/kernel/dma.h linux/arch/arm/kernel/dma.h
@@ -1,48 +0,0 @@
-/*
- * linux/arch/arm/kernel/dma.h
- *
- * Copyright (C) 1998-2000 Russell King
- *
- * This header file describes the interface between the generic DMA handler
- * (dma.c) and the architecture-specific DMA backends (dma-*.c)
- */
-
-struct dma_struct;
-typedef struct dma_struct dma_t;
-
-struct dma_ops {
-	int	(*request)(dmach_t, dma_t *);		/* optional */
-	void	(*free)(dmach_t, dma_t *);		/* optional */
-	void	(*enable)(dmach_t, dma_t *);		/* mandatory */
-	void 	(*disable)(dmach_t, dma_t *);		/* mandatory */
-	int	(*residue)(dmach_t, dma_t *);		/* optional */
-	int	(*setspeed)(dmach_t, dma_t *, int);	/* optional */
-	char	*type;
-};
-
-struct dma_struct {
-	dmasg_t		buf;		/* single DMA			*/
-	int		sgcount;	/* number of DMA SG		*/
-	dmasg_t		*sg;		/* DMA Scatter-Gather List	*/
-
-	unsigned int	active:1;	/* Transfer active		*/
-	unsigned int	invalid:1;	/* Address/Count changed	*/
-	dmamode_t	dma_mode;	/* DMA mode			*/
-	int		speed;		/* DMA speed			*/
-
-	unsigned int	lock;		/* Device is allocated		*/
-	const char	*device_id;	/* Device name			*/
-
-	unsigned int	dma_base;	/* Controller base address	*/
-	int		dma_irq;	/* Controller IRQ		*/
-	int		state;		/* Controller state		*/
-	dmasg_t		cur_sg;		/* Current controller buffer	*/
-
-	struct dma_ops	*d_ops;
-};
-
-/* Prototype: void arch_dma_init(dma)
- * Purpose  : Initialise architecture specific DMA
- * Params   : dma - pointer to array of DMA structures
- */
-void arch_dma_init(dma_t *dma);