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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2013-10-15 17:47:14 +0200 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2013-10-15 17:47:14 +0200 |
| commit | 06e6295bcecefea9dc29fc84b5fd6848061365a0 (patch) | |
| tree | ed978998c49f5bade8571675968a939dc830dd42 /Documentation/DocBook | |
| parent | Linux 3.12-rc5 (diff) | |
| download | linux-06e6295bcecefea9dc29fc84b5fd6848061365a0.tar.xz linux-06e6295bcecefea9dc29fc84b5fd6848061365a0.zip | |
arm: make SWIOTLB available
IOMMU_HELPER is needed because SWIOTLB calls iommu_is_span_boundary,
provided by lib/iommu_helper.c.
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
CC: will.deacon@arm.com
CC: linux@arm.linux.org.uk
Changes in v8:
- use __phys_to_pfn and __pfn_to_phys.
Changes in v7:
- dma_mark_clean: empty implementation;
- in dma_capable use coherent_dma_mask if dma_mask hasn't been
allocated.
Changes in v6:
- check for dev->dma_mask being NULL in dma_capable.
Changes in v5:
- implement dma_mark_clean using dmac_flush_range.
Changes in v3:
- dma_capable: do not treat dma_mask as a limit;
- remove SWIOTLB dependency on NEED_SG_DMA_LENGTH.
Diffstat (limited to 'Documentation/DocBook')
0 files changed, 0 insertions, 0 deletions