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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-28 14:40:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-28 14:40:39 -0700 |
| commit | ebdea46fecae40c4d7effcd33f40918a37a1df4b (patch) | |
| tree | e4312bf7f1f3d184738963a0ec300aa9fdfd55c1 /arch/arm/mach-s3c2410/dma.h | |
| parent | fecf3404f4aba6d0edeba31eeb018cbb6326dff2 (diff) | |
| parent | 250d375d1da45a5e08ab8baf5eaa7eb258afd82b (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: (130 commits)
[ARM] 3856/1: Add clocksource for Intel IXP4xx platforms
[ARM] 3855/1: Add generic time support
[ARM] 3873/1: S3C24XX: Add irq_chip names
[ARM] 3872/1: S3C24XX: Apply consistant tabbing to irq_chips
[ARM] 3871/1: S3C24XX: Fix ordering of EINT4..23
[ARM] nommu: confirms the CR_V bit in nommu mode
[ARM] nommu: abort handler fixup for !CPU_CP15_MMU cores.
[ARM] 3870/1: AT91: Start removing static memory mappings
[ARM] 3869/1: AT91: NAND support for DK and KB9202 boards
[ARM] 3868/1: AT91 hardware header update
[ARM] 3867/1: AT91 GPIO update
[ARM] 3866/1: AT91 clock update
[ARM] 3865/1: AT91RM9200 header updates
[ARM] 3862/2: S3C2410 - add basic power management support for AML M5900 series
[ARM] kthread: switch arch/arm/kernel/apm.c
[ARM] Off-by-one in arch/arm/common/icst*
[ARM] 3864/1: Refactore sharpsl_pm
[ARM] 3863/1: Add Locomo SPI Device
[ARM] 3847/2: Convert LOMOMO to use struct device for GPIOs
[ARM] Use CPU_CACHE_* where possible in asm/cacheflush.h
...
Diffstat (limited to 'arch/arm/mach-s3c2410/dma.h')
| -rw-r--r-- | arch/arm/mach-s3c2410/dma.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/dma.h b/arch/arm/mach-s3c2410/dma.h new file mode 100644 index 00000000000..0ebfe0aab80 --- /dev/null +++ b/arch/arm/mach-s3c2410/dma.h @@ -0,0 +1,45 @@ +/* arch/arm/mach-s3c2410/dma.h + * + * Copyright (C) 2006 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * Samsung S3C24XX DMA support + * + * 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. +*/ + +extern struct sysdev_class dma_sysclass; +extern struct s3c2410_dma_chan s3c2410_chans[S3C2410_DMA_CHANNELS]; + +#define DMA_CH_VALID (1<<31) + +struct s3c24xx_dma_addr { + unsigned long from; + unsigned long to; +}; + +/* struct s3c24xx_dma_map + * + * this holds the mapping information for the channel selected + * to be connected to the specified device +*/ + +struct s3c24xx_dma_map { + const char *name; + struct s3c24xx_dma_addr hw_addr; + + unsigned long channels[S3C2410_DMA_CHANNELS]; +}; + +struct s3c24xx_dma_selection { + struct s3c24xx_dma_map *map; + unsigned long map_size; + unsigned long dcon_mask; + + void (*select)(struct s3c2410_dma_chan *chan, + struct s3c24xx_dma_map *map); +}; + +extern int s3c24xx_dma_init_map(struct s3c24xx_dma_selection *sel); |