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sparc: remove dma-mapping_{32|64}.h

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This modifies SPARC32 to use struct dma_map ops. It means that we can
remove dma-mapping_{32|64}.h.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Tested-by: Robert Reif <reif@earthlink.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
FUJITA Tomonori
2009-05-14 16:23:11 +00:00
committed by David S. Miller
parent 797a756865
commit d69864158e
4 changed files with 175 additions and 241 deletions
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99
arch/sparc/kernel/dma.c
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@@ -35,8 +35,8 @@ int dma_set_mask(struct device *dev, u64 dma_mask)
}
EXPORT_SYMBOL(dma_set_mask);
void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag)
static void *dma32_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type)
@@ -44,10 +44,9 @@ void *dma_alloc_coherent(struct device *dev, size_t size,
#endif
return sbus_alloc_consistent(dev, size, dma_handle);
}
EXPORT_SYMBOL(dma_alloc_coherent);
void dma_free_coherent(struct device *dev, size_t size,
void *cpu_addr, dma_addr_t dma_handle)
static void dma32_free_coherent(struct device *dev, size_t size,
void *cpu_addr, dma_addr_t dma_handle)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type) {
@@ -58,38 +57,10 @@ void dma_free_coherent(struct device *dev, size_t size,
#endif
sbus_free_consistent(dev, size, cpu_addr, dma_handle);
}
EXPORT_SYMBOL(dma_free_coherent);
dma_addr_t dma_map_single(struct device *dev, void *cpu_addr,
size_t size, enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type)
return pci_map_single(to_pci_dev(dev), cpu_addr,
size, (int)direction);
#endif
return sbus_map_single(dev, cpu_addr, size, (int)direction);
}
EXPORT_SYMBOL(dma_map_single);
void dma_unmap_single(struct device *dev, dma_addr_t dma_addr,
size_t size,
enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type) {
pci_unmap_single(to_pci_dev(dev), dma_addr,
size, (int)direction);
return;
}
#endif
sbus_unmap_single(dev, dma_addr, size, (int)direction);
}
EXPORT_SYMBOL(dma_unmap_single);
dma_addr_t dma_map_page(struct device *dev, struct page *page,
unsigned long offset, size_t size,
enum dma_data_direction direction)
static dma_addr_t dma32_map_page(struct device *dev, struct page *page,
unsigned long offset, size_t size,
enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type)
@@ -99,10 +70,9 @@ dma_addr_t dma_map_page(struct device *dev, struct page *page,
return sbus_map_single(dev, page_address(page) + offset,
size, (int)direction);
}
EXPORT_SYMBOL(dma_map_page);
void dma_unmap_page(struct device *dev, dma_addr_t dma_address,
size_t size, enum dma_data_direction direction)
static void dma32_unmap_page(struct device *dev, dma_addr_t dma_address,
size_t size, enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type) {
@@ -113,10 +83,9 @@ void dma_unmap_page(struct device *dev, dma_addr_t dma_address,
#endif
sbus_unmap_single(dev, dma_address, size, (int)direction);
}
EXPORT_SYMBOL(dma_unmap_page);
int dma_map_sg(struct device *dev, struct scatterlist *sg,
int nents, enum dma_data_direction direction)
static int dma32_map_sg(struct device *dev, struct scatterlist *sg,
int nents, enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type)
@@ -124,10 +93,9 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg,
#endif
return sbus_map_sg(dev, sg, nents, direction);
}
EXPORT_SYMBOL(dma_map_sg);
void dma_unmap_sg(struct device *dev, struct scatterlist *sg,
int nents, enum dma_data_direction direction)
void dma32_unmap_sg(struct device *dev, struct scatterlist *sg,
int nents, enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type) {
@@ -137,10 +105,10 @@ void dma_unmap_sg(struct device *dev, struct scatterlist *sg,
#endif
sbus_unmap_sg(dev, sg, nents, (int)direction);
}
EXPORT_SYMBOL(dma_unmap_sg);
void dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle,
size_t size, enum dma_data_direction direction)
static void dma32_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle,
size_t size,
enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type) {
@@ -151,10 +119,10 @@ void dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle,
#endif
sbus_dma_sync_single_for_cpu(dev, dma_handle, size, (int) direction);
}
EXPORT_SYMBOL(dma_sync_single_for_cpu);
void dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle,
size_t size, enum dma_data_direction direction)
static void dma32_sync_single_for_device(struct device *dev,
dma_addr_t dma_handle, size_t size,
enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type) {
@@ -165,10 +133,9 @@ void dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle,
#endif
sbus_dma_sync_single_for_device(dev, dma_handle, size, (int) direction);
}
EXPORT_SYMBOL(dma_sync_single_for_device);
void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
int nelems, enum dma_data_direction direction)
static void dma32_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
int nelems, enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type) {
@@ -179,11 +146,10 @@ void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
#endif
BUG();
}
EXPORT_SYMBOL(dma_sync_sg_for_cpu);
void dma_sync_sg_for_device(struct device *dev,
struct scatterlist *sg, int nelems,
enum dma_data_direction direction)
static void dma32_sync_sg_for_device(struct device *dev,
struct scatterlist *sg, int nelems,
enum dma_data_direction direction)
{
#ifdef CONFIG_PCI
if (dev->bus == &pci_bus_type) {
@@ -194,4 +160,19 @@ void dma_sync_sg_for_device(struct device *dev,
#endif
BUG();
}
EXPORT_SYMBOL(dma_sync_sg_for_device);
static const struct dma_ops dma32_dma_ops = {
.alloc_coherent = dma32_alloc_coherent,
.free_coherent = dma32_free_coherent,
.map_page = dma32_map_page,
.unmap_page = dma32_unmap_page,
.map_sg = dma32_map_sg,
.unmap_sg = dma32_unmap_sg,
.sync_single_for_cpu = dma32_sync_single_for_cpu,
.sync_single_for_device = dma32_sync_single_for_device,
.sync_sg_for_cpu = dma32_sync_sg_for_cpu,
.sync_sg_for_device = dma32_sync_sg_for_device,
};
const struct dma_ops *dma_ops = &dma32_dma_ops;
EXPORT_SYMBOL(dma_ops);