https://github.com/torvalds/linux
Revision 6137e4166004e2ec383ac05d5ca15831f4668806 authored by Max Filippov on 15 February 2018, 00:12:54 UTC, committed by Max Filippov on 17 February 2018, 03:19:54 UTC
If a DMA buffer is allocated in high memory and kernel mapping is required use dma_common_contiguous_remap to map buffer to the vmalloc region and dma_common_free_remap to unmap it. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
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Tip revision: 6137e4166004e2ec383ac05d5ca15831f4668806 authored by Max Filippov on 15 February 2018, 00:12:54 UTC
xtensa: support DMA buffers in high memory
xtensa: support DMA buffers in high memory
Tip revision: 6137e41
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| .cocciconfig | -rw-r--r-- | 59 bytes |
| .get_maintainer.ignore | -rw-r--r-- | 31 bytes |
| .gitattributes | -rw-r--r-- | 30 bytes |
| .gitignore | -rw-r--r-- | 1.4 KB |
| .mailmap | -rw-r--r-- | 8.8 KB |
| COPYING | -rw-r--r-- | 18.3 KB |
| CREDITS | -rw-r--r-- | 96.2 KB |
| Kbuild | -rw-r--r-- | 2.2 KB |
| Kconfig | -rw-r--r-- | 287 bytes |
| MAINTAINERS | -rw-r--r-- | 435.0 KB |
| Makefile | -rw-r--r-- | 60.1 KB |
| README | -rw-r--r-- | 722 bytes |
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