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| author | NeilBrown <neilb@suse.de> | 2009-09-23 18:31:11 +1000 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2009-09-23 18:31:11 +1000 |
| commit | 4b3df5668c8ebaebd8d66a5a94374be3e3b2ef0c (patch) | |
| tree | 51a231742e211143f5845edf4b09d1712dcd2771 /arch/sh | |
| parent | 1ef04fefe2241087d9db7e9615c3f11b516e36cf (diff) | |
| parent | 1f6672d44c1ae7408b43c06170ec34eb0a0e9b9f (diff) | |
| download | lwn-4b3df5668c8ebaebd8d66a5a94374be3e3b2ef0c.tar.gz lwn-4b3df5668c8ebaebd8d66a5a94374be3e3b2ef0c.zip | |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx into for-linus
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/drivers/dma/Kconfig | 12 | ||||
| -rw-r--r-- | arch/sh/drivers/dma/Makefile | 3 | ||||
| -rw-r--r-- | arch/sh/include/asm/dma-sh.h | 13 |
3 files changed, 23 insertions, 5 deletions
diff --git a/arch/sh/drivers/dma/Kconfig b/arch/sh/drivers/dma/Kconfig index b91fa8dbf047..4d58eb0973d4 100644 --- a/arch/sh/drivers/dma/Kconfig +++ b/arch/sh/drivers/dma/Kconfig @@ -1,12 +1,9 @@ menu "DMA support" -config SH_DMA_API - bool config SH_DMA bool "SuperH on-chip DMA controller (DMAC) support" depends on CPU_SH3 || CPU_SH4 - select SH_DMA_API default n config SH_DMA_IRQ_MULTI @@ -19,6 +16,15 @@ config SH_DMA_IRQ_MULTI CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 || \ CPU_SUBTYPE_SH7760 +config SH_DMA_API + depends on SH_DMA + bool "SuperH DMA API support" + default n + help + SH_DMA_API always enabled DMA API of used SuperH. + If you want to use DMA ENGINE, you must not enable this. + Please enable DMA_ENGINE and SH_DMAE. + config NR_ONCHIP_DMA_CHANNELS int depends on SH_DMA diff --git a/arch/sh/drivers/dma/Makefile b/arch/sh/drivers/dma/Makefile index c6068137b46f..d88c9484762c 100644 --- a/arch/sh/drivers/dma/Makefile +++ b/arch/sh/drivers/dma/Makefile @@ -2,8 +2,7 @@ # Makefile for the SuperH DMA specific kernel interface routines under Linux. # -obj-$(CONFIG_SH_DMA_API) += dma-api.o dma-sysfs.o -obj-$(CONFIG_SH_DMA) += dma-sh.o +obj-$(CONFIG_SH_DMA_API) += dma-sh.o dma-api.o dma-sysfs.o obj-$(CONFIG_PVR2_DMA) += dma-pvr2.o obj-$(CONFIG_G2_DMA) += dma-g2.o obj-$(CONFIG_SH_DMABRG) += dmabrg.o diff --git a/arch/sh/include/asm/dma-sh.h b/arch/sh/include/asm/dma-sh.h index 68a5f4cb0343..78eed3e0bdf5 100644 --- a/arch/sh/include/asm/dma-sh.h +++ b/arch/sh/include/asm/dma-sh.h @@ -116,4 +116,17 @@ static u32 dma_base_addr[] __maybe_unused = { #define CHCR 0x0C #define DMAOR 0x40 +/* + * for dma engine + * + * SuperH DMA mode + */ +#define SHDMA_MIX_IRQ (1 << 1) +#define SHDMA_DMAOR1 (1 << 2) +#define SHDMA_DMAE1 (1 << 3) + +struct sh_dmae_pdata { + unsigned int mode; +}; + #endif /* __DMA_SH_H */ |