From 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Tue, 15 Dec 2015 14:52:16 -0300
Subject: Linux-libre 4.3.2-gnu

---
 arch/openrisc/include/asm/dma-mapping.h | 67 +--------------------------------
 1 file changed, 2 insertions(+), 65 deletions(-)

(limited to 'arch/openrisc/include')

diff --git a/arch/openrisc/include/asm/dma-mapping.h b/arch/openrisc/include/asm/dma-mapping.h
index fab8628e1..413bfcf86 100644
--- a/arch/openrisc/include/asm/dma-mapping.h
+++ b/arch/openrisc/include/asm/dma-mapping.h
@@ -23,7 +23,6 @@
  */
 
 #include <linux/dma-debug.h>
-#include <asm-generic/dma-coherent.h>
 #include <linux/kmemcheck.h>
 #include <linux/dma-mapping.h>
 
@@ -36,75 +35,13 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev)
 	return &or1k_dma_map_ops;
 }
 
-#include <asm-generic/dma-mapping-common.h>
-
-#define dma_alloc_coherent(d,s,h,f) dma_alloc_attrs(d,s,h,f,NULL) 
-
-static inline void *dma_alloc_attrs(struct device *dev, size_t size,
-				    dma_addr_t *dma_handle, gfp_t gfp,
-				    struct dma_attrs *attrs)
-{
-	struct dma_map_ops *ops = get_dma_ops(dev);
-	void *memory;
-
-	memory = ops->alloc(dev, size, dma_handle, gfp, attrs);
-
-	debug_dma_alloc_coherent(dev, size, *dma_handle, memory);
-
-	return memory;
-}
-
-#define dma_free_coherent(d,s,c,h) dma_free_attrs(d,s,c,h,NULL)
-
-static inline void dma_free_attrs(struct device *dev, size_t size,
-				  void *cpu_addr, dma_addr_t dma_handle,
-				  struct dma_attrs *attrs)
-{
-	struct dma_map_ops *ops = get_dma_ops(dev);
-
-	debug_dma_free_coherent(dev, size, cpu_addr, dma_handle);
-
-	ops->free(dev, size, cpu_addr, dma_handle, attrs);
-}
-
-static inline void *dma_alloc_noncoherent(struct device *dev, size_t size,
-					  dma_addr_t *dma_handle, gfp_t gfp)
-{
-	struct dma_attrs attrs;
-
-	dma_set_attr(DMA_ATTR_NON_CONSISTENT, &attrs);
-
-	return dma_alloc_attrs(dev, size, dma_handle, gfp, &attrs);
-}
-
-static inline void dma_free_noncoherent(struct device *dev, size_t size,
-					 void *cpu_addr, dma_addr_t dma_handle)
-{
-	struct dma_attrs attrs;
-
-	dma_set_attr(DMA_ATTR_NON_CONSISTENT, &attrs);
-
-	dma_free_attrs(dev, size, cpu_addr, dma_handle, &attrs);
-}
-
+#define HAVE_ARCH_DMA_SUPPORTED 1
 static inline int dma_supported(struct device *dev, u64 dma_mask)
 {
 	/* Support 32 bit DMA mask exclusively */
 	return dma_mask == DMA_BIT_MASK(32);
 }
 
-static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
-{
-	return 0;
-}
-
-static inline int dma_set_mask(struct device *dev, u64 dma_mask)
-{
-	if (!dev->dma_mask || !dma_supported(dev, dma_mask))
-		return -EIO;
-
-	*dev->dma_mask = dma_mask;
+#include <asm-generic/dma-mapping-common.h>
 
-	return 0;
-}
 #endif	/* __ASM_OPENRISC_DMA_MAPPING_H */
-- 
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