Thread (31 messages) 31 messages, 8 authors, 2012-03-27

Re: [PATCH 03/14 v2] MIPS: adapt for dma_map_ops changes

From: Sergei Shtylyov <hidden>
Date: 2012-02-13 10:42:55
Also in: linux-alpha, linux-arch, linux-arm-kernel, linux-mips, linux-mm, linux-sh, lkml, sparclinux

Hello.

On 13-02-2012 14:35, Marek Szyprowski wrote:
From: Andrzej Pietrasiewicz<redacted>
Adapt core MIPS architecture code for dma_map_ops changes: replace
alloc/free_coherent with generic alloc/free methods.
Signed-off-by: Andrzej Pietrasiewicz<redacted>
[added missing changes to arch/mips/cavium-octeon/dma-octeon.c]
Signed-off-by: Marek Szyprowski<m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park<kyungmin.park@samsung.com>
[...]
quoted hunk ↗ jump to hunk
diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h
index 7aa37dd..cbd41f5 100644
--- a/arch/mips/include/asm/dma-mapping.h
+++ b/arch/mips/include/asm/dma-mapping.h
@@ -57,25 +57,31 @@ dma_set_mask(struct device *dev, u64 mask)
  extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
  	       enum dma_data_direction direction);

-static inline void *dma_alloc_coherent(struct device *dev, size_t size,
-				       dma_addr_t *dma_handle, gfp_t gfp)
+#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)
  {
  	void *ret;
  	struct dma_map_ops *ops = get_dma_ops(dev);

-	ret = ops->alloc_coherent(dev, size, dma_handle, gfp);
+	ret = ops->alloc(dev, size, dma_handle, gfp, NULL);
    Not 'attrs' instead of NULL?
  	debug_dma_alloc_coherent(dev, size, *dma_handle, ret);

  	return ret;
  }

-static inline void dma_free_coherent(struct device *dev, size_t size,
-				     void *vaddr, dma_addr_t dma_handle)
+#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 *vaddr, dma_addr_t dma_handle,
+				  struct dma_attrs *attrs)
  {
  	struct dma_map_ops *ops = get_dma_ops(dev);

-	ops->free_coherent(dev, size, vaddr, dma_handle);
+	ops->free(dev, size, vaddr, dma_handle, NULL);
    Same here...

WBR, Sergei
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