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| author | Christoph Hellwig <hch@lst.de> | 2019-02-13 08:01:25 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-02-18 22:41:04 +1100 |
| commit | 5a47910d76f26e5fe6e9837872efdf8282ea76fb (patch) | |
| tree | e5c3df8b670c3be8554fb68f63117eff336f3a14 /arch/powerpc/kernel/dma-iommu.c | |
| parent | 6666cc17d7802b7dcbb073e7be1eee2cf6fa64d9 (diff) | |
| download | lwn-5a47910d76f26e5fe6e9837872efdf8282ea76fb.tar.gz lwn-5a47910d76f26e5fe6e9837872efdf8282ea76fb.zip | |
powerpc/dma: remove dma_nommu_get_required_mask
This function is identical to the generic dma_direct_get_required_mask,
except that the generic version also takes the bus_dma_mask account,
which could lead to incorrect results in the powerpc version.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Christian Zigotzky <chzigotzky@xenosoft.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/dma-iommu.c')
| -rw-r--r-- | arch/powerpc/kernel/dma-iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c index ed8b60829a90..4377b69a9d42 100644 --- a/arch/powerpc/kernel/dma-iommu.c +++ b/arch/powerpc/kernel/dma-iommu.c @@ -152,7 +152,7 @@ u64 dma_iommu_get_required_mask(struct device *dev) return 0; if (dev_is_pci(dev)) { - u64 bypass_mask = dma_nommu_get_required_mask(dev); + u64 bypass_mask = dma_direct_get_required_mask(dev); if (dma_iommu_bypass_supported(dev, bypass_mask)) return bypass_mask; |