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dmaengine: sh: Rework Kconfig and Makefile

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Separate helpers and drivers in the Kconfig and Makefile to improve
readability and move the CONFIG_OF dependency from the Makefile to
Kconfig.

[pebolle@tiscali.nl: reported need to rename SHDMA_R8A73A4 instances]
Reported-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
[horms+renesas@verge.net.au: squashed rename of SHDMA_R8A73A4 instances]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Laurent Pinchart 2014-07-31 09:34:04 +09:00 committed by Vinod Koul
parent 4fbd804e00
commit 9f2c2bb312
3 changed files with 32 additions and 10 deletions
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24
drivers/dma/sh/Kconfig
View File

@ -2,21 +2,39 @@
# DMA engine configuration for sh
#
#
# DMA Engine Helpers
#
config SH_DMAE_BASE
bool "Renesas SuperH DMA Engine support"
depends on (SUPERH && SH_DMA) || ARCH_SHMOBILE || COMPILE_TEST
depends on SUPERH || ARCH_SHMOBILE || COMPILE_TEST
depends on !SUPERH || SH_DMA
depends on !SH_DMA_API
default y
select DMA_ENGINE
help
Enable support for the Renesas SuperH DMA controllers.
#
# DMA Controllers
#
config SH_DMAE
tristate "Renesas SuperH DMAC support"
depends on SH_DMAE_BASE
help
Enable support for the Renesas SuperH DMA controllers.
if SH_DMAE
config SH_DMAE_R8A73A4
def_bool y
depends on ARCH_R8A73A4
depends on OF
endif
config SUDMAC
tristate "Renesas SUDMAC support"
depends on SH_DMAE_BASE
@ -34,7 +52,3 @@ config RCAR_AUDMAC_PP
depends on SH_DMAE_BASE
help
Enable support for the Renesas R-Car Audio DMAC Peripheral Peripheral controllers.
config SHDMA_R8A73A4
def_bool y
depends on ARCH_R8A73A4 && SH_DMAE != n

16
drivers/dma/sh/Makefile
View File

@ -1,10 +1,18 @@
#
# DMA Engine Helpers
#
obj-$(CONFIG_SH_DMAE_BASE) += shdma-base.o shdma-of.o
obj-$(CONFIG_SH_DMAE) += shdma.o
#
# DMA Controllers
#
shdma-y := shdmac.o
ifeq ($(CONFIG_OF),y)
shdma-$(CONFIG_SHDMA_R8A73A4) += shdma-r8a73a4.o
endif
shdma-$(CONFIG_SH_DMAE_R8A73A4) += shdma-r8a73a4.o
shdma-objs := $(shdma-y)
obj-$(CONFIG_SH_DMAE) += shdma.o
obj-$(CONFIG_SUDMAC) += sudmac.o
obj-$(CONFIG_RCAR_HPB_DMAE) += rcar-hpbdma.o
obj-$(CONFIG_RCAR_AUDMAC_PP) += rcar-audmapp.o

2
drivers/dma/sh/shdma.h
View File

@ -62,7 +62,7 @@ struct sh_dmae_desc {
#define to_sh_dev(chan) container_of(chan->shdma_chan.dma_chan.device,\
struct sh_dmae_device, shdma_dev.dma_dev)
#ifdef CONFIG_SHDMA_R8A73A4
#ifdef CONFIG_SH_DMAE_R8A73A4
extern const struct sh_dmae_pdata r8a73a4_dma_pdata;
#define r8a73a4_shdma_devid (&r8a73a4_dma_pdata)
#else