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authorChristoph Hellwig <hch@lst.de>2019-11-12 17:08:49 +0100
committerChristoph Hellwig <hch@lst.de>2019-11-20 20:31:40 +0100
commitcb6f6392dbefb45b6aabd9a6f566440ef642b6f8 (patch)
tree04d540c44db5fde16282302a18f3df9abd65ce64 /arch/powerpc
parentc7345159f7db6fb69ec1c3b3f8f28cd05c731be2 (diff)
powerpc: remove support for NULL dev in __phys_to_dma / __dma_to_phys
Support for calling the DMA API functions without a valid device pointer was removed a while ago, so remove the stale support for that from the powerpc __phys_to_dma / __dma_to_phys helpers. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Michael Ellerman <mpe@ellerman.id.au> Reviewed-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/include/asm/dma-direct.h4
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/dma-direct.h b/arch/powerpc/include/asm/dma-direct.h
index e29e8a236b8d..abc154d784b0 100644
--- a/arch/powerpc/include/asm/dma-direct.h
+++ b/arch/powerpc/include/asm/dma-direct.h
@@ -4,15 +4,11 @@
static inline dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr)
{
- if (!dev)
- return paddr + PCI_DRAM_OFFSET;
return paddr + dev->archdata.dma_offset;
}
static inline phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t daddr)
{
- if (!dev)
- return daddr - PCI_DRAM_OFFSET;
return daddr - dev->archdata.dma_offset;
}
#endif /* ASM_POWERPC_DMA_DIRECT_H */