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authorChristoph Hellwig <hch@lst.de>2019-02-13 08:01:24 +0100
committerMichael Ellerman <mpe@ellerman.id.au>2019-02-18 22:41:03 +1100
commit6666cc17d7802b7dcbb073e7be1eee2cf6fa64d9 (patch)
treeb6161b925f0fa1957a5a9e1174fd963c3b745ca3 /arch/powerpc/kernel/dma-swiotlb.c
parent18b53a2d479f3906b15edcabeb4135c8f22a11ec (diff)
downloadlinux-6666cc17d7802b7dcbb073e7be1eee2cf6fa64d9.tar.bz2
powerpc/dma: remove dma_nommu_mmap_coherent
The coherent cache version of this function already is functionally identicall to the default version, and by defining the arch_dma_coherent_to_pfn hook the same is ture for the noncoherent version as well. 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-swiotlb.c')
-rw-r--r--arch/powerpc/kernel/dma-swiotlb.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/dma-swiotlb.c b/arch/powerpc/kernel/dma-swiotlb.c
index 0e21c318300e..d5950a0cb758 100644
--- a/arch/powerpc/kernel/dma-swiotlb.c
+++ b/arch/powerpc/kernel/dma-swiotlb.c
@@ -34,7 +34,6 @@ unsigned int ppc_swiotlb_enable;
const struct dma_map_ops powerpc_swiotlb_dma_ops = {
.alloc = __dma_nommu_alloc_coherent,
.free = __dma_nommu_free_coherent,
- .mmap = dma_nommu_mmap_coherent,
.map_sg = dma_direct_map_sg,
.unmap_sg = dma_direct_unmap_sg,
.dma_supported = swiotlb_dma_supported,