diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-03-28 14:03:14 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-03-28 14:03:14 -0700 |
commit | 0fe41b8982001cd14ee2c77cd776735a5024e98b (patch) | |
tree | 83e65d595c413d55259ea14fb97748ce5efe5707 /arch/arm/include/asm/mach/dma.h | |
parent | eedf2c5296a8dfaaf9aec1a938c1d3bd73159a30 (diff) | |
parent | 9759d22c8348343b0da4e25d6150c41712686c14 (diff) |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (422 commits)
[ARM] 5435/1: fix compile warning in sanity_check_meminfo()
[ARM] 5434/1: ARM: OMAP: Fix mailbox compile for 24xx
[ARM] pxa: fix the bad assumption that PCMCIA sockets always start with 0
[ARM] pxa: fix Colibri PXA300 and PXA320 LCD backlight pins
imxfb: Fix TFT mode
i.MX21/27: remove ifdef CONFIG_FB_IMX
imxfb: add clock support
mxc: add arch_reset() function
clkdev: add possibility to get a clock based on the device name
i.MX1: remove fb support from mach-imx
[ARM] pxa: build arch/arm/plat-pxa/mfp.c only when PXA3xx or ARCH_MMP defined
Gemini: Add support for Teltonika RUT100
Gemini: gpiolib based GPIO support v2
MAINTAINERS: add myself as Gemini architecture maintainer
ARM: Add Gemini architecture v3
[ARM] OMAP: Fix compile for omap2_init_common_hw()
MAINTAINERS: Add myself as Faraday ARM core variant maintainer
ARM: Add support for FA526 v2
[ARM] acorn,ebsa110,footbridge,integrator,sa1100: Convert asm/io.h to linux/io.h
[ARM] collie: fix two minor formatting nits
...
Diffstat (limited to 'arch/arm/include/asm/mach/dma.h')
-rw-r--r-- | arch/arm/include/asm/mach/dma.h | 35 |
1 files changed, 16 insertions, 19 deletions
diff --git a/arch/arm/include/asm/mach/dma.h b/arch/arm/include/asm/mach/dma.h index fc7278ea714..9e614a18e68 100644 --- a/arch/arm/include/asm/mach/dma.h +++ b/arch/arm/include/asm/mach/dma.h @@ -15,13 +15,13 @@ 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; + int (*request)(unsigned int, dma_t *); /* optional */ + void (*free)(unsigned int, dma_t *); /* optional */ + void (*enable)(unsigned int, dma_t *); /* mandatory */ + void (*disable)(unsigned int, dma_t *); /* mandatory */ + int (*residue)(unsigned int, dma_t *); /* optional */ + int (*setspeed)(unsigned int, dma_t *, int); /* optional */ + const char *type; }; struct dma_struct { @@ -34,24 +34,21 @@ struct dma_struct { unsigned int active:1; /* Transfer active */ unsigned int invalid:1; /* Address/Count changed */ - dmamode_t dma_mode; /* DMA mode */ + unsigned int 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; + const struct dma_ops *d_ops; }; -/* Prototype: void arch_dma_init(dma) - * Purpose : Initialise architecture specific DMA - * Params : dma - pointer to array of DMA structures +/* + * isa_dma_add - add an ISA-style DMA channel */ -extern void arch_dma_init(dma_t *dma); +extern int isa_dma_add(unsigned int, dma_t *dma); -extern void isa_init_dma(dma_t *dma); +/* + * Add the ISA DMA controller. Always takes channels 0-7. + */ +extern void isa_init_dma(void); |