[PATCH v2 09/12] ARM: mmu: Share code for dma_sync_single_for_cpu()

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Both ARM and ARM64 have identical code for
dma_sync_single_for_cpu(). Move it to mmu-common.c so it can be shared.

Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
---
 arch/arm/cpu/mmu-common.c | 8 ++++++++
 arch/arm/cpu/mmu.c        | 7 -------
 arch/arm/cpu/mmu_64.c     | 7 -------
 3 files changed, 8 insertions(+), 14 deletions(-)

diff --git a/arch/arm/cpu/mmu-common.c b/arch/arm/cpu/mmu-common.c
index 8c7d61447..a7d3b5b11 100644
--- a/arch/arm/cpu/mmu-common.c
+++ b/arch/arm/cpu/mmu-common.c
@@ -8,6 +8,14 @@
 
 #include "mmu.h"
 
+
+void dma_sync_single_for_cpu(dma_addr_t address, size_t size,
+			     enum dma_data_direction dir)
+{
+	if (dir != DMA_TO_DEVICE)
+		dma_inv_range((void *)address, size);
+}
+
 dma_addr_t dma_map_single(struct device_d *dev, void *ptr, size_t size,
 			  enum dma_data_direction dir)
 {
diff --git a/arch/arm/cpu/mmu.c b/arch/arm/cpu/mmu.c
index 35ac00a8f..97c459ff0 100644
--- a/arch/arm/cpu/mmu.c
+++ b/arch/arm/cpu/mmu.c
@@ -506,13 +506,6 @@ void *dma_alloc_writecombine(size_t size, dma_addr_t *dma_handle)
 	return dma_alloc_map(size, dma_handle, ARCH_MAP_WRITECOMBINE);
 }
 
-void dma_sync_single_for_cpu(dma_addr_t address, size_t size,
-			     enum dma_data_direction dir)
-{
-	if (dir != DMA_TO_DEVICE)
-		dma_inv_range((void *)address, size);
-}
-
 void dma_sync_single_for_device(dma_addr_t address, size_t size,
 				enum dma_data_direction dir)
 {
diff --git a/arch/arm/cpu/mmu_64.c b/arch/arm/cpu/mmu_64.c
index ed4aa00a8..2cb62370e 100644
--- a/arch/arm/cpu/mmu_64.c
+++ b/arch/arm/cpu/mmu_64.c
@@ -256,13 +256,6 @@ void dma_inv_range(void *ptr, size_t size)
 	v8_inv_dcache_range(start, end);
 }
 
-void dma_sync_single_for_cpu(dma_addr_t address, size_t size,
-                             enum dma_data_direction dir)
-{
-	if (dir != DMA_TO_DEVICE)
-		v8_inv_dcache_range(address, address + size - 1);
-}
-
 void dma_sync_single_for_device(dma_addr_t address, size_t size,
                                 enum dma_data_direction dir)
 {
-- 
2.20.1


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