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Diffstat (limited to 'include/asm-arm/mach/dma.h')
-rw-r--r-- | include/asm-arm/mach/dma.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/include/asm-arm/mach/dma.h b/include/asm-arm/mach/dma.h deleted file mode 100644 index e7c4a20aad53..000000000000 --- a/include/asm-arm/mach/dma.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - * linux/include/asm-arm/mach/dma.h - * - * Copyright (C) 1998-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * 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 { - void *addr; /* single DMA address */ - unsigned long count; /* single DMA size */ - struct scatterlist buf; /* single DMA */ - int sgcount; /* number of DMA SG */ - struct scatterlist *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 */ - struct scatterlist cur_sg; /* Current controller buffer */ - unsigned int state; - - struct dma_ops *d_ops; -}; - -/* Prototype: void arch_dma_init(dma) - * Purpose : Initialise architecture specific DMA - * Params : dma - pointer to array of DMA structures - */ -extern void arch_dma_init(dma_t *dma); - -extern void isa_init_dma(dma_t *dma); |