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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-04 11:58:07 +0000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-04 11:58:07 +0000 |
| commit | 153b5c566d30fb984827acb12fd93c3aa6c147d3 (patch) | |
| tree | 42d224f32069f5e9f6ab07ee6dd2d20c2762ce65 /arch/microblaze/mm/init.c | |
| parent | Merge tag 'ovl-update-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs (diff) | |
| parent | microblaze: Add ID for Microblaze v11 (diff) | |
| download | linux-dev-153b5c566d30fb984827acb12fd93c3aa6c147d3.tar.xz linux-dev-153b5c566d30fb984827acb12fd93c3aa6c147d3.zip | |
Merge tag 'microblaze-v5.6-rc1' of git://git.monstr.eu/linux-2.6-microblaze
Pull Microblaze update from Michal Simek:
- enable CMA
- add support for MB v11
- defconfig updates
- minor fixes
* tag 'microblaze-v5.6-rc1' of git://git.monstr.eu/linux-2.6-microblaze:
microblaze: Add ID for Microblaze v11
microblaze: Prevent the overflow of the start
microblaze: Wire CMA allocator
asm-generic: Make dma-contiguous.h a mandatory include/asm header
microblaze: Sync defconfig with latest Kconfig layout
microblaze: defconfig: Disable EXT2 driver and Enable EXT3 & EXT4 drivers
microblaze: Align comments with register usage
Diffstat (limited to 'arch/microblaze/mm/init.c')
| -rw-r--r-- | arch/microblaze/mm/init.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index 050fc621c920..1056f1674065 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -7,6 +7,7 @@ * for more details. */ +#include <linux/dma-contiguous.h> #include <linux/memblock.h> #include <linux/init.h> #include <linux/kernel.h> @@ -345,6 +346,9 @@ asmlinkage void __init mmu_init(void) /* This will also cause that unflatten device tree will be allocated * inside 768MB limit */ memblock_set_current_limit(memory_start + lowmem_size - 1); + + /* CMA initialization */ + dma_contiguous_reserve(memory_start + lowmem_size - 1); } /* This is only called until mem_init is done. */ |