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authorChristoph Hellwig <hch@lst.de>2019-04-28 14:00:52 -0500
committerChristoph Hellwig <hch@lst.de>2019-06-25 14:28:06 +0200
commitb1acd4b8a8942f614053e516c56c88e1716562d6 (patch)
treeb8951a3c62f573aa7445bf695a19f66a282fd578 /arch/nios2/include
parent6309513c1be47cd3805a6ceae60ab70285df36ae (diff)
downloadlinux-b1acd4b8a8942f614053e516c56c88e1716562d6.tar.gz
nios2: use the generic uncached segment support in dma-direct
Stop providing our own arch alloc/free hooks and just expose the segment
offset and use the generic dma-direct allocator.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Ley Foon Tan <ley.foon.tan@intel.com>
Diffstat (limited to 'arch/nios2/include')
-rw-r--r--arch/nios2/include/asm/page.h6
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/nios2/include/asm/page.h b/arch/nios2/include/asm/page.h
index f1fbdc47bdaf..79fcac61f6ef 100644
--- a/arch/nios2/include/asm/page.h
+++ b/arch/nios2/include/asm/page.h
@@ -101,12 +101,6 @@ static inline bool pfn_valid(unsigned long pfn)
 # define VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | \
 				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
 
-# define UNCAC_ADDR(addr)	\
-	((void *)((unsigned)(addr) | CONFIG_NIOS2_IO_REGION_BASE))
-# define CAC_ADDR(addr)		\
-	((void *)(((unsigned)(addr) & ~CONFIG_NIOS2_IO_REGION_BASE) |	\
-		CONFIG_NIOS2_KERNEL_REGION_BASE))
-
 #include <asm-generic/memory_model.h>
 
 #include <asm-generic/getorder.h>