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authorMarek Szyprowski <m.szyprowski@samsung.com>2013-07-15 11:13:54 +0200
committerMarek Szyprowski <m.szyprowski@samsung.com>2013-07-15 11:13:54 +0200
commitf7d8f1e9cb44e6ee1602586dbf7f2bed637a2b4e (patch)
treec56a58601b743997051a94532d4cb9b27f9a4635 /drivers
parentLinux 3.11-rc1 (diff)
parentmm/cma: Move dma contiguous changes into a seperate config (diff)
downloadlinux-f7d8f1e9cb44e6ee1602586dbf7f2bed637a2b4e.tar.xz
linux-f7d8f1e9cb44e6ee1602586dbf7f2bed637a2b4e.zip
Merge remote-tracking branch 'dma-public/for-v3.12-cma-dma' into for-next
Conflicts: mm/Kconfig Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/base/Kconfig20
-rw-r--r--drivers/base/Makefile2
2 files changed, 5 insertions, 17 deletions
diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig
index 5daa2599ed48..e373671652b0 100644
--- a/drivers/base/Kconfig
+++ b/drivers/base/Kconfig
@@ -200,11 +200,9 @@ config DMA_SHARED_BUFFER
APIs extension; the file's descriptor can then be passed on to other
driver.
-config CMA
- bool "Contiguous Memory Allocator"
- depends on HAVE_DMA_CONTIGUOUS && HAVE_MEMBLOCK
- select MIGRATION
- select MEMORY_ISOLATION
+config DMA_CMA
+ bool "DMA Contiguous Memory Allocator"
+ depends on HAVE_DMA_CONTIGUOUS && CMA
help
This enables the Contiguous Memory Allocator which allows drivers
to allocate big physically-contiguous blocks of memory for use with
@@ -213,17 +211,7 @@ config CMA
For more information see <include/linux/dma-contiguous.h>.
If unsure, say "n".
-if CMA
-
-config CMA_DEBUG
- bool "CMA debug messages (DEVELOPMENT)"
- depends on DEBUG_KERNEL
- help
- Turns on debug messages in CMA. This produces KERN_DEBUG
- messages for every CMA call as well as various messages while
- processing calls such as dma_alloc_from_contiguous().
- This option does not affect warning and error messages.
-
+if DMA_CMA
comment "Default contiguous memory area size:"
config CMA_SIZE_MBYTES
diff --git a/drivers/base/Makefile b/drivers/base/Makefile
index 48029aa477d9..94e8a80e87f8 100644
--- a/drivers/base/Makefile
+++ b/drivers/base/Makefile
@@ -6,7 +6,7 @@ obj-y := core.o bus.o dd.o syscore.o \
attribute_container.o transport_class.o \
topology.o
obj-$(CONFIG_DEVTMPFS) += devtmpfs.o
-obj-$(CONFIG_CMA) += dma-contiguous.o
+obj-$(CONFIG_DMA_CMA) += dma-contiguous.o
obj-y += power/
obj-$(CONFIG_HAS_DMA) += dma-mapping.o
obj-$(CONFIG_HAVE_GENERIC_DMA_COHERENT) += dma-coherent.o