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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/Kconfig | |
| parent | 1a0afc14b5da329765d6ecd4a79f546b9363ad8c (diff) | |
| download | linux-0-day-b733116feab5471c0489ab33e90fceb553215e5b.tar.gz linux-0-day-b733116feab5471c0489ab33e90fceb553215e5b.tar.xz | |
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/Kconfig')
| -rw-r--r-- | arch/unicore32/Kconfig | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index 60eae744d8fd0..3a3b40f795589 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -4,6 +4,7 @@ config UNICORE32 select ARCH_HAS_DEVMEM_IS_ALLOWED select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_MIGHT_HAVE_PC_SERIO + select DMA_DIRECT_OPS select HAVE_MEMBLOCK select HAVE_GENERIC_DMA_COHERENT select HAVE_KERNEL_GZIP @@ -20,7 +21,6 @@ config UNICORE32 select GENERIC_IOMAP select MODULES_USE_ELF_REL select NEED_DMA_MAP_STATE - select SWIOTLB help UniCore-32 is 32-bit Instruction Set Architecture, including a series of low-power-consumption RISC chip |