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authorChristoph Hellwig <hch@lst.de>2020-02-21 12:24:02 -0800
committerChristoph Hellwig <hch@lst.de>2020-03-16 10:48:02 +0100
commit4f8232bbf887123f78bcdca3dfd2b3dfa52a0112 (patch)
treeec534d3d2c43b28cf92423e28abc9fa750416384 /arch/mips/mm
parent286c21de32b904131f8cf6a36ce40b8b0c9c5da3 (diff)
dma-direct: remove the cached_kernel_address hook
dma-direct now finds the kernel address for coherent allocations based on the dma address, so the cached_kernel_address hooks is unused and can be removed entirely. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Diffstat (limited to 'arch/mips/mm')
-rw-r--r--arch/mips/mm/dma-noncoherent.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/mips/mm/dma-noncoherent.c b/arch/mips/mm/dma-noncoherent.c
index dc42ffc83825..77dce28ad0a0 100644
--- a/arch/mips/mm/dma-noncoherent.c
+++ b/arch/mips/mm/dma-noncoherent.c
@@ -54,11 +54,6 @@ void *uncached_kernel_address(void *addr)
return (void *)(__pa(addr) + UNCAC_BASE);
}
-void *cached_kernel_address(void *addr)
-{
- return __va(addr) - UNCAC_BASE;
-}
-
static inline void dma_sync_virt(void *addr, size_t size,
enum dma_data_direction dir)
{