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authorChristoph Hellwig <hch@lst.de>2018-01-09 16:29:53 +0100
committerChristoph Hellwig <hch@lst.de>2018-01-10 16:41:15 +0100
commit7e05c19afbd3b2c1eaf8c58dbc70ff430668ab3c (patch)
treea92691601e6d831d8968fafb69c1bdb4f228ed71 /arch/microblaze/kernel
parent2d9d6f6c9e8ae9490a8df8727f7e00310a5efb5f (diff)
microblaze: rename dma_direct to dma_nommu
This frees the dma_direct_* namespace for a generic implementation. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/microblaze/kernel')
-rw-r--r--arch/microblaze/kernel/dma.c48
1 files changed, 24 insertions, 24 deletions
diff --git a/arch/microblaze/kernel/dma.c b/arch/microblaze/kernel/dma.c
index 990bf9ea0ec6..450803e5731a 100644
--- a/arch/microblaze/kernel/dma.c
+++ b/arch/microblaze/kernel/dma.c
@@ -17,7 +17,7 @@
#define NOT_COHERENT_CACHE
-static void *dma_direct_alloc_coherent(struct device *dev, size_t size,
+static void *dma_nommu_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag,
unsigned long attrs)
{
@@ -42,7 +42,7 @@ static void *dma_direct_alloc_coherent(struct device *dev, size_t size,
#endif
}
-static void dma_direct_free_coherent(struct device *dev, size_t size,
+static void dma_nommu_free_coherent(struct device *dev, size_t size,
void *vaddr, dma_addr_t dma_handle,
unsigned long attrs)
{
@@ -69,7 +69,7 @@ static inline void __dma_sync(unsigned long paddr,
}
}
-static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl,
+static int dma_nommu_map_sg(struct device *dev, struct scatterlist *sgl,
int nents, enum dma_data_direction direction,
unsigned long attrs)
{
@@ -89,12 +89,12 @@ static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl,
return nents;
}
-static int dma_direct_dma_supported(struct device *dev, u64 mask)
+static int dma_nommu_dma_supported(struct device *dev, u64 mask)
{
return 1;
}
-static inline dma_addr_t dma_direct_map_page(struct device *dev,
+static inline dma_addr_t dma_nommu_map_page(struct device *dev,
struct page *page,
unsigned long offset,
size_t size,
@@ -106,7 +106,7 @@ static inline dma_addr_t dma_direct_map_page(struct device *dev,
return page_to_phys(page) + offset;
}
-static inline void dma_direct_unmap_page(struct device *dev,
+static inline void dma_nommu_unmap_page(struct device *dev,
dma_addr_t dma_address,
size_t size,
enum dma_data_direction direction,
@@ -122,7 +122,7 @@ static inline void dma_direct_unmap_page(struct device *dev,
}
static inline void
-dma_direct_sync_single_for_cpu(struct device *dev,
+dma_nommu_sync_single_for_cpu(struct device *dev,
dma_addr_t dma_handle, size_t size,
enum dma_data_direction direction)
{
@@ -136,7 +136,7 @@ dma_direct_sync_single_for_cpu(struct device *dev,
}
static inline void
-dma_direct_sync_single_for_device(struct device *dev,
+dma_nommu_sync_single_for_device(struct device *dev,
dma_addr_t dma_handle, size_t size,
enum dma_data_direction direction)
{
@@ -150,7 +150,7 @@ dma_direct_sync_single_for_device(struct device *dev,
}
static inline void
-dma_direct_sync_sg_for_cpu(struct device *dev,
+dma_nommu_sync_sg_for_cpu(struct device *dev,
struct scatterlist *sgl, int nents,
enum dma_data_direction direction)
{
@@ -164,7 +164,7 @@ dma_direct_sync_sg_for_cpu(struct device *dev,
}
static inline void
-dma_direct_sync_sg_for_device(struct device *dev,
+dma_nommu_sync_sg_for_device(struct device *dev,
struct scatterlist *sgl, int nents,
enum dma_data_direction direction)
{
@@ -178,7 +178,7 @@ dma_direct_sync_sg_for_device(struct device *dev,
}
static
-int dma_direct_mmap_coherent(struct device *dev, struct vm_area_struct *vma,
+int dma_nommu_mmap_coherent(struct device *dev, struct vm_area_struct *vma,
void *cpu_addr, dma_addr_t handle, size_t size,
unsigned long attrs)
{
@@ -204,20 +204,20 @@ int dma_direct_mmap_coherent(struct device *dev, struct vm_area_struct *vma,
#endif
}
-const struct dma_map_ops dma_direct_ops = {
- .alloc = dma_direct_alloc_coherent,
- .free = dma_direct_free_coherent,
- .mmap = dma_direct_mmap_coherent,
- .map_sg = dma_direct_map_sg,
- .dma_supported = dma_direct_dma_supported,
- .map_page = dma_direct_map_page,
- .unmap_page = dma_direct_unmap_page,
- .sync_single_for_cpu = dma_direct_sync_single_for_cpu,
- .sync_single_for_device = dma_direct_sync_single_for_device,
- .sync_sg_for_cpu = dma_direct_sync_sg_for_cpu,
- .sync_sg_for_device = dma_direct_sync_sg_for_device,
+const struct dma_map_ops dma_nommu_ops = {
+ .alloc = dma_nommu_alloc_coherent,
+ .free = dma_nommu_free_coherent,
+ .mmap = dma_nommu_mmap_coherent,
+ .map_sg = dma_nommu_map_sg,
+ .dma_supported = dma_nommu_dma_supported,
+ .map_page = dma_nommu_map_page,
+ .unmap_page = dma_nommu_unmap_page,
+ .sync_single_for_cpu = dma_nommu_sync_single_for_cpu,
+ .sync_single_for_device = dma_nommu_sync_single_for_device,
+ .sync_sg_for_cpu = dma_nommu_sync_sg_for_cpu,
+ .sync_sg_for_device = dma_nommu_sync_sg_for_device,
};
-EXPORT_SYMBOL(dma_direct_ops);
+EXPORT_SYMBOL(dma_nommu_ops);
/* Number of entries preallocated for DMA-API debugging */
#define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16)