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| author |   Christoph Hellwig <hch@lst.de> | 2018-08-25 08:46:34 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2018-09-30 16:07:35 -0700 |
| commit | b733116feab5471c0489ab33e90fceb553215e5b (patch) | |
| tree | 09f9fcb4b6e694c601208c24bff94867804d91c8 /arch/unicore32/mm | |
| parent | Revert "dma-mapping: clear dev->dma_ops in arch_teardown_dma_ops" (diff) | |
| download | linux-dev-b733116feab5471c0489ab33e90fceb553215e5b.tar.xz linux-dev-b733116feab5471c0489ab33e90fceb553215e5b.zip | |
unicore32: remove swiotlb support
unicore32 is a bog standard 32-bit port without larger physical address
space, highmem or any other obvious addressing limitation. There should
be no need to bounce buffer using swiotlb.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Guan Xuetao <gxt@pku.edu.cn>
Diffstat (limited to 'arch/unicore32/mm')
| -rw-r--r-- | arch/unicore32/mm/init.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/unicore32/mm/init.c b/arch/unicore32/mm/init.c index f4950fbfe574..5f72a8d1d953 100644 --- a/arch/unicore32/mm/init.c +++ b/arch/unicore32/mm/init.c @@ -234,9 +234,6 @@ void __init bootmem_init(void) uc32_bootmem_init(min, max_low); -#ifdef CONFIG_SWIOTLB - swiotlb_init(1); -#endif /* * Sparsemem tries to allocate bootmem in memory_present(), * so must be done after the fixed reservations |